AMENDED CLAIMS and STATEMENT
[Received by the International Bureau on 16 September 2003 (16.09.03): original claims 1-386 replaced by amended claims 1-386]
1. A method of treating anemia in a subject, comprising: delivering into cells of the subject an effective amount of a nucleic acid expression construct that encodes a growth- hormone-releasing-hormone ("GHRH") or functional biological equivalent thereof.
2. The method of claim 1, wherein delivering into the cells of the subject the nucleic acid expression construct further comprising electroporating the cells.
3. The method of claim 1, wherein the cells of the subject are somatic cells, or stem cells.
4. The method of claim 1, wherein the nucleic acid expression construct comprises SEQID#11, SBQID#12, SEQID#13, SEQID^, SEQ1D#17, SEQID#18, SEQTD#19, SEQlD#20, oτ SEQlD#21.
5. The method of claim 1, wherein the nucleic acid expression construct further comprises, a traπsfection-facilitating polypeptide.
6. The method of claim 5, wherein the transfection-facilitating polypeptide comprises a charged polypeptide.
7. The method of claim 5, wherein the transfection-facilitating polypeptide comprises poly-L-glutamate.
8. The method of claim 1 , wherein delivering into the cells of the subject the nucleic acid expression construct initiates expression of the encoded GHRH or functional biological equivalent thereof.
9. The method of claim 8, wherein the encoded GHRH or functional biological equivalent thereof is expressed in tissue specific cells of the subject.
138
10. The method of claim 9, wherein the tissue specific cells of the subject comprises muscle cells.
11. The method of claim 8, wherein the encoded GHRH is a biologically active polypeptide; and the encoded functional biological equivalent of GHRH is a polypeptide that has been engineered to contain a distinct amino acid sequence while simultaneously having similar or improved biologically activity when compared to a wild-type GHRH polypeptide.
12. The method of claim 8, wherein the encoded GHRH or functional biological equivalent thereof is of formula (SEQ1D #6):
-X.1-Xj-DArFTNSYRKV -Xi-Q SARKLlJQDI-X4-Xs-RQQGERNQEQGA-OH wherein the formula has the following characteristics:
Xi is a D-or -isomer of the amino acid tyrosine ("Y"), or histidine ("H");
X2 is a D-or L-isomer of the amino acid alanine ("A"), valine ("V")> or isoleucine
("i");
X3 is a D-or L-isomer of the amino acid alanine ("A") or glycine ("G"); X4 is a D-or L-isomer of the amino acid methionine ("M")> or leucine C'L")! X5 is a D-or L-isomer of the amino acid serine ("S") or asparagine {"N") or a combination thereof.
13. The method of claim 1, wherein the nucleic acid expression construct encodes a polypeptide of a sequence comprising SEQID#1, SEQID#2, SEQID#3, or SEQID#4.
14. The method of claim 1, wherein the encoded GHRH or functional biological equivalent thereof facilitates growth hormone ("GH") secretion in the subject.
15. Cancel ed.
16. Canceled.
17. Canceled.
18. Canceled.
19. Canceled.
20. Canceled.
21. Canceled.
22. Canceled.
23. Canceled.
24. Canceled.
25. Canceled.
26. Canceled.
141
27. Canceled.
28. Canceled.
29. Canceled.
30. A method of treating anemia in a subject, comprising: delivering into the subject a recombinant growth-hormone-releasing-hormone ("GHRH") or a biological functional equivalent thereof.
31. The method of claim 30, wherein the recombinant GHRH is a biologically active polypeptide; and the recombinant functional biological equivalent of GHRH is a polypeptide that has been engineered to contain a distinct amino acid sequence while simultaneously having similar or improved biologically activity when compared to a wild-type GHRH polypeptide.
142
32. The method of claim 30, wherein the recombinant GHRH or functional biological equivalent thereof is of formula (SEQID #6):
-X^-Xz-DAIFraSY^KV -Xa-QLSARKLLQDI-^-Xs-RQQGERNQEQGA-OH wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine ("Y"), or histidine ("H");
Xz is a D-or L-isomer of tbe amino acid alanine ("A"), valine CN"), or isoleucine ("I");
X3 is a D-or L-isomer of the amino acid alanine ("A") or glycine ("G");
Xt is a D-or L-isomer of the amino acid methionine ("M"), or leucine ("L");
X5 is a D-or L-isomer of the amino acid serine ("S") or asparagine ("Ν"); or a combination thereof.
33. The method of claim 30, wherein the recombinant GHRH or functional biological equivalent thereof is of a formula comprising SEQED#1, SEQID#2, SEOTD#3, or SEQID#4.
34." The method of claim 30, wherein the recombinant GHRH or functional biological equivalent thereof facilitates growth hormone ("GH") secretion in the subject.
35. A method of increasing total red blood cell mass in a subject, comprising: delivering into cells of the subject an effective amount of a nucleic acid expression construct that encodes a growth-hormone-rcleasing-hormone ("GHRH") or functional biological equivalent thereof.
36. The method of claim 35, wherein delivering into the cells of the subject the nucleic acid expression construct further comprising electroporating the cells.
37. The method of claim 35, wherein the cells of the subject are somatic cells, or stem cells.
143
38. The method of claim 35, wherein the nucleic acid expression construct comprises SEQID#11, SEQID#12, SEQID#13, SEQTD#14, SEQ1D#17, SEQID#18, SEQID#19, SEQID#20, or SEQID#21.
39. The method of claim 35, wherein the nucleic acid expression construct further comprises, a transfection-facilitating polypeptide.
40. The method of claim 39, wherein the transfection-facihtating polypeptide comprises a charged polypeptide.
41. The method of claim 39, wherein the transfection-facilitating polypeptide comprises poly-L-glutamate.
42. The method of claim 35, wherein delivering into the cells of the subject the nucleic acid expression construct initiates expression of the encoded GHRH or functional biological equivalent thereof.
43. The method of claim 42, wherein the encoded GHRH or functional biological equivalent thereof is expressed in tissue specific cells of the subject.
44. The method of claim 43, wherein the tissue specific cells of the subject comprises muscle cells.
45. The method of claim 42, wherein the encoded GHRH is a biologically active polypeptide; and the encoded functional biological equivalent of GHRH is a polypeptide that has been engineered to contain a distinct amino acid sequence while simultaneously having similar or improved biologically activity when compared to a wild-type GHRH polypeptide.
144
46. The method of claim 42, wherein the encoded GHRH or functional biological equivalent thereof is of formula (SEQID #6):
-X-λ-X2-DAIFTNSYRKVL-Xi-QLSARKLLQDI -X1-X5-RQQGERNQEQGA-OH wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine ("Y"), or histidine ("H");
X2 is a D-or L-isomer of the amino acid alanine {"A"), valine C'V"), or isoleucine ("F);
Xa is a D-or L-isomcr of the amino acid alanine ("A") or glycine ("G");
XΛ is a D-or L-isomcr of the amino acid methionine ("M"), or leucine ("L");
Xs is a D-or L-isomer of the amino acid serine ("S") or asparagine ("N")J or a combination thereof.
47. The method of claim 35, wherein the nucleic acid expression construct encodes a polypeptide of a sequence comprising SEQID#1, SEQED#2, SEQID#3, or SEQID#4.
48. The method of claim 35, wherein the encoded GHRH or functional biological equivalent thereof facilitates growth hormone ("GH") secretion in the subject.
145
49. Canceled,
50. Canceled.
51. Canceled.
52. Canceled.
53. Canceled.
54. Canceled.
55. Canceled.
146
56. Canceled.
57. Canceled.
58. Canceled.
59. Canceled.
60. Canceled.
147
61. Canceled.
62. Canceled.
63. Canceled.
64. A method of increasing total red blood cell mass in a subject, comprising: delivering into the subject a recombinant growth-hoπnone-releasing-hormone ("GHRH") or a biological functional equivalent thereof.
65. The method of claim 64, wherein the recombinant GHRH is a biologically active polypeptide; and the recombinant functional biological equivalent of GHRH is a polypeptide that has been engineered to contain a distinct amino acid sequence while simultaneously having similar or improved biologically activity when compared to a wild-type GHRH polypeptide.
148
66. The method of claim 64, wherein the recombinant GHRH or functional biological equivalent thereof is of formula (SEQ1D #6):
-X.j-X2-DAIFTNSYRKVL-X3-QLSARKI.LQDI -X. -X5-RQQGER QEQGA-OH wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine ("Y"), or histidine ("H");
X2 is a D-or L-isomer of the amino acid alanine ("A"), valine ON"), or isoleucine CH;
X3 is a D-or L-isomer of the amino acid alanine ("A") <>r glycine ("G");
X4 is a D-or L-isomer of the amino acid methionine ("M"), or leucine ("L");
Xs is a D-or L-isomer of the amino acid serine ("S") or asparagine ("Ν"); or a combination thereof.
67. The method of claim 64, wherein the recombinant GHRH or functional biological equivalent thereof is of a formula comprising SEQE>#1, SEQID#2, SEQTD#3, or SEQ1D#4.
68. The method of claim 64, wherein the recombinant GHRH or functional biological equivalent thereof facilitates growth hormone ("GH") secretion in the subject.
69. A method to reverse wasting in a subject, comprising: delivering into cells of the subject an effective amount of a nucleic acid expression construct that encodes a growfh- hormone-relcasing-hormone ("GHRH") or functional biological equivalent thereof.
70. The method of claim 69, wherein delivering into the cells of the subject the nucleic acid expression construct further comprising electroporating the cells.
71. The method of claim 69, wherein the cells of the subject are somatic cells, or stem cells.
149
72. The method of claim 69, wherein the nucleic acid expression construct comprises SEQID#11, SEQrD#l2, SEQ1D#13, SEQID#14, SEQID#17, SEQID#18, SEQ1D#19, SEQID#20, or SEQTD#21.
73. The method of claim 69, wherein the nucleic acid expression construct further comprises, a transfection-facilitating polypeptide.
74. The method of claim 73, wherein the transfection-facilitating polypeptide comprises a charged polypeptide.
75. The method of claim 73, wherein the transfection-facilitating polypeptide comprises poly-L-glutamate.
76. The method of claim 69, wherein delivering into the cells of the subject the nucleic acid expression construct initiates expression of the encoded GHRH or functional biological equivalent thereof.
77. The method of claim 76, wherein the encoded GHRH or functional biological equivalent thereof is expressed in tissue specific cells of the subject.
78. The method of claim 77, wherein the tissue specific cells of the subject comprises muscle cells,
79. The method of claim 76, wherein the encoded GHRH is a biologically active polypeptide; and the encoded functional biological equivalent of GHRH is a polypeptide that has been engineered to contain a distinct amino acid sequence while simultaneously having similar or improved biologically activity when compared to a wild-type GHRH polypeptide.
150
80. The method of claim 76, wherein the encoded GHRH or functional biological equivalent thereof is of formula (SEQID #6):
-X.ι-Xs-DAIFT SYRKVL-X3H3LSARKLLQDI -X4-X5-RQQGERNQEQGA-0H wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine ("Y"), or histidine ("H");
X2 is a D-or L-isomer of the amino acid alanine ("A"), valine ("V), or isoleucine
(T);
X3 is a D-or L-isomer of the arnino acid alanine ("A") or glycine ("G"); X4 is a D-or L-isomer of the amino acid methionine ("M")> or leucine ("L"); Xs is a D-or L-isomer of the amino acid serine ("S") or asparagine ("N"); or a combination thereof.
81. The method of claim 69, wherein the nucleic acid expression construct encodes a polypeptide of a sequence comprising SEOTD#l, SEQID#2, SEQID#3, or SEQID#4.
82. The method of claim 69, wherein the encoded GHRH or functional biological equivalent thereof facilitates growth hormone ("GH") secretion in the subject.
83. Canceled.
84. Canceled.
85. Canceled.
86. Canceled.
87. Canceled.
88. Canceled.
89. Canceled.
152
90. Canceled.
91. Canceled.
92. Canceled.
93. Canceled.
94. Canceled.
153
95. Canceled.
96. Canceled.
97. Canceled.
98. A method to reverse wasting in a subject, comprising: delivering into the subject a recombinant growth-hormone-releasmg-hormone ("GHRH") or a biological functional equivalent thereof.
99. The method of claim 98, wherein the recombinant GHRH is a biologically active polypeptide; and me recombinant functional biological equivalent of GHRH is a polypeptide that has been engineered to contain a distinct amino acid sequence while simultaneously having similar or improved biologically activity when compared to a wild-type GHRH polypeptide.
154
100. The method of claim 98, wherein the recombinant GHRH or functional biological equivalent thereof is of formula (SEQID #6):
-X.i-Xa-DAIFTOSYRKVL-Xa-QLSARKLLQDI-XLi-Xs-RQQGERNQEQGA-OH wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine ("Y"), or histidine ("H");
X2 is a D-or L-isomer of the amino acid alanine ("A"), valine ("V"), or isoleucine ("I");
X3 is a D-or L-isomer of the amino acid alanine ("A") or glycine ("G");
X4 is a D-or L-isomer of the amino acid methionine ("M"), or leucine ("L");
X5 is a D-or L-isomer of the amino acid serine ("S") or asparagine ("N"); or a combination thereof.
101. The method of claim 100, wherein the recombinant GHRH or functional biological equivalent thereof facilitates growth hormone ("GH") secretion in the subject.
102. The method of claim 98, wherein the recombinant GHRH or functional biological equivalent thereof facilitates growth hormone ("GH') secretion in the subject.
103. A method to reverse abnormal weight loss in a subject, comprising: delivering into cells of the subject an effective amount of a nucleic acid expression construct that encodes a growtb-hormone-releasing-hormone ("GHRH") or functional biological equivalent thereof.
104. The method of claim 103, wherein delivering into the cells of the subject the nucleic acid expression construct further comprising elcctroporating the cells.
105. The method of claim 103, wherein the cells of the subject are somatic cells, or stem cells.
155
106. The method of claim 103, wherein the nucleic acid expression construct comprises SEQUWrl SEQID#12, SEQID#13, SEQID#14, SEQ1D#17, SEQ1D#18, SEQID#19, SEQID#20, or SEQID#21.
107. The method of claim 103, wherein the nucleic acid expression construct further comprises, a transfection-facilitating polypeptide.
108. The method of claim 107, wherein the transfection-facilitating polypeptide comprises a charged polypeptide.
109. The method of claim 107, wherein the transfection-facilitating polypeptide comprises poly-L-glutamate.
110. The method of claim 103, wherein delivering into the cells of the subject the nucleic acid expression construct initiates expression of the encoded GHRH or functional biological equivalent thereof.
111. The method of claim 107, wherein the encoded GHRH or functional biological equivalent thereof is expressed in tissue specific cells of the subject.
112. The method of claim 111, wherein the tissue specific cells of the subject comprises muscle cells.
113. The method of claim 107, wherein the encoded GHRH is a biologically active polypeptide; and the encoded functional biological equivalent of GHRH is a polypeptide that has been engineered to contain a distinct amino acid sequence while simultaneously having similar or improved biologically activity when compared to a wild-type GHRH polypeptide.
156
114. The method of claim 107, wherein the encoded GHRH or functional biological equivalent thereof is of formula (SEO D #6):
-X-ι-Xa-DAIFTNSΫRKVL-Xs"-QLSARKLLQDl-X4-Xs-RQQGERNQEQGA-0H wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine ("Y"), or histidine ("H");
X2 is a D-or L-isomer of the amino acid alanine ("A"), valine ("V"), or isoleucine
C ");
X3 is a D-or L-isomcr of the amino acid alanine ("A") or glycine ("G"); X4 is a D-or L-isomer of the amino acid methionine ("M"), or leucine ("L"); Xs is a D-or L-isomer of the amino acid serine ("S") or asparagine CN"); or a combination thereof.
1 1 . The method of claim 103, wherein the nucleic acid expression construct encodes a polypeptide of a sequence comprising SEQID#1, SEQID#2, SEQID#3, or SEQ1D#4.
116. The method of claim 103, wherein the encoded GHRH or functional biological equivalent thereof facilitates grow hormone ("GH") secretion in the subject.
157
117. Canceled.
118. Canceled.
119. Canceled.
120. Canceled.
121. Canceled.
122. Canceled.
123. Canceled.
158
124. Canceled.
125. Canceled.
126. Canceled.
127. Canceled,
128. Canceled.
159
129. Canceled.
130. Canceled.
131. Canceled.
132. A method of increasing weight gain in a chronicalJy ill subject, comprising: delivering into the chronically ill subject a recombinant growth-hoπrtone-releasing-hormone ("GHRH") or a biological functional equivalent thereof.
133. The method of claim 132, wherein the recombinant GHRH is a biologically active polypeptide; and the recombinant functional biological equivalent of GHRH is a polypeptide that has been engineered to contain a distinct amino acid sequence while simultaneously having similar or improved biologically activity when compared to a wild-type GHRH polypeptide.
160
134. The method of claim 132, wherein the recombinant GHRH or functional biological equivalent thereof is of formula (SEQID #6):
-X-i-X.-DAIFTNSY lKVL-Xj-QLSARKLLQDI -X^-Xs-RQQGERNQEQGA-OH wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine CΥ"), or histidine ("H");
X2 is a D-or L-isomer of the amino acid alanine ("A"), valine ("V"), or isoleucine ry.
X3 is a D-or L-isomer of the amino acid alanine ("A") or glycine ("G"); X4 is a D-or L-isomer of the arnino acid methionine ("M"), or leucine ("L"); Xs is a D-or L-isomer of the amino acid serine ("S") or asparagine ("N"); or a combination thereof.
135. The method of claim 132, wherein the recombinant GHRH or functional biological equivalent thereof is of a formula comprising SEQTD#1, SEQTD#2, SEQID#3, or SEQID#4.
136. The method of claim 132, wherein the recombinant GHRH or functional biological equivalent thereof facilitates growth hormone ("GH") secretion in the chronically ill subject.
137. A method to reverse the suppression of lymphopoesis in a subject, comprising: delivering into cells of the subject an effective amount of a nucleic acid expression construct that encodes a growth-hor one-releasing-hormone ("GHRH") or functional biological equivalent thereof.
138. The method of claim 137, wherein delivering into the cells of the subject the nucleic acid expression construct further comprising electroporating the cells.
139. The method of claim 137, wherein the cells of the subject are somatic cells, or stem cells.
161
140. The method of claim 137, wherein the nucleic acid expression construct comprises SEQID#11, SEQID#12, SEQ1D#13, SEQID#14, SEQ1D#17, SEQID#18, SEQ1D#19, SEQlD#20, o SEQID#21.
141. The method of claim 137, wherein the nucleic acid expression construct further comprises, a transfection-facilitating polypeptide.
142. The method of claim 141, wherein the transfection-facilitating polypeptide comprises a charged polypeptide.
143. The method of claim 141, wherein the transfection-facilitating polypeptide comprises poly-L-glutamate.
144. The method of claim 137, wherein delivering into the cells of the subject the nucleic acid expression construct initiates expression of the encoded GHRH or functional biological equivalent thereof.
145. The method of claim 144, wherein the encoded GHRH or functional biological equivalent thereof is expressed in tissue specific cells of the subject.
146. The method of claim 145, wherein the tissue specific cells of the subject comprises muscle cells.
147. The method of claim 144, wherein the encoded GHRH is a biologically active polypeptide; and the encoded functional biological equivalent of GHRH is a polypeptide that has been engineered to contain a distinct amino acid sequence while simultaneously having similar or improved biologically activity when compared to a wild-type GHRH polypeptide.
162
148. The method of claim 144, wherein the encoded GHRH or functional biological equivalent thereof is of formula (SEQID #6):
-X.3.-X2-DAIFTNSYRKVL-X3-QLSARKLLQDI-X4-XΪ-RQQGERNQEQGA-0H wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine ("Y"), or histidine ("H");
X2 is a D-or L-isomer of the amino acid alanine {"A"), valine ("V"), or isoleucine
CT ;
X3 is a D-or L-isomer of the amino acid alanine ("A") or glycine ("G"); X) is a D-or L-isomer of the amino acid methionine ("M"), or leucine ("L"); X5 is a D-or L-isomer of the amino acid serine ("S") or asparagine ("N"); or a combination thereof.
149. The method of claim 137, wherein the nucleic acid expression construct encodes a polypeptide of a sequence comprising SEQID#1, SEQID#2, S£QΪD#3, or SEQJD#4.
150. The method of claim 137, wherein the encoded GHRH or functional biological equivalent thereof facilitates growth hormone ("GH") secretion in the subject.
163
151. Canceled,
152. Canceled.
153. Canceled.
154. Canceled.
155. Canceled.
156. Canceled.
157. Canceled.
164
158. Canceled.
159. Canceled.
160. Canceled.
161. Canceled.
162. Caπcele
165
163. Canceled.
164. Canceled.
165. Canceled.
166. A method to reverse the suppression of lymphopoesis in a subject, comprising: delivering into the subject a recombinant growth-hormone-releasing-hormone ("GHRH") or a biological functional equivalent thereof.
167. The method of claim 166, wherein the recombinant GHRH is a biologically active polypeptide; and the recombinant functional biological equivalent of GHRH is a polypeptide that has been engineered to contain a distinct amino acid sequence while simultaneously having similar or improved biologically activity when compared to a wild-type GHRH polypeptide.
166
168. The method of claim 166, wherein the recombinant GHRH or functional biological equivalent thereof is of formula (SEQ1D #6):
-X,λ-Xi-DAIFTNSYRKVL-X,-QLSARKL QDI-X4-X5-RQQGERNQEQGA-OH wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine ("Y"), or histidine ("H");
X2 is a D-or L-isomer of the amino acid alanine ("A"), valine ("V"), or isoleucine "D;
X3 is a D-or L-isomer of the amino acid alanine ("A") or glycine ("G");
X» is a D-or L-isomer of the amino acid melM<)nine (" "), or leucine ("L");
X5 is a D-or L-isomer of the cLmino acid serine ("S") or asparagine ("N"); or a combination thereof.
169. The method of claim 166, wherein the recombinant GHRH or functional biological equivalent thereof is of a formula comprising SEQ1D#1, S£QID#2, SEOJD#3, or SEQID#4.
170. The method of claim 166, wherein the recombinant GHRH or functional biological equivalent thereof facilitates growth hormone ("GH') secretion in the subject.
171. A method of treating immune dysfunction in a subject, comprising: delivering into ceils of the subject an effective amount of a nucleic acid expression construct that encodes a growth-hormone-releasing-hormone ("GHRH") or functional biological equivalent thereof.
172. The method of claim 171, wherein delivering into the cells of the subject the nucleic acid expression construct further comprising clectroporating the cells.
173. The method of claim 171, wherein the cells of the subject are somatic cells, or stem cells.
167
174. The method of claim 171, wherein the nucleic acid expression construct comprises SEQID#11, SEQID#12, SEQID#13, SEQ1D#14, SEQID#17, SEQ1D#18, SEQID#19, SEQΪD#20, or SEQ1D#21.
175. The method of claim 171, wherein the nucleic acid expression construct further comprises, a transfcction-facihtating polypeptide.
176. The method of claim 175, wherein the transfection-facilitating polypeptide comprises a charged polypeptide.
177. The method of claim 175, wherein the transfection-facilitating polypeptide comprises poly-L-glutamate.
178. The method of claim 171, wherein delivering into the cells of the subject the nucleic acid expression construct initiates expression of the encoded GHRH or functional biological equivalent thereof.
179. The method of claim 178, wherein the encoded GHRH or functional biological equivalent thereof is expressed in tissue specific cells of the subject.
180. The method of claim 179, wherein the tissue specific cells of the subject comprises muscle cells.
181. The method of claim 178, wherein the encoded GHRH is a biologically active polypeptide; and the encoded functional biological equivalent of GHRH is a polypeptide that has been engineered to contain a distinct arnino acid sequence while simultaneously having similar or improved biologically activity when compared to a wild-type GHRH polypeptide.
168
182. The method of claim 178, wherein the encoded GHRH or functional biological equivalent thereof is of formula (SEOTD #6):
-X.1-Xa-DArFT SYR VL-XsH2LSARKLLQDI-X4-X.-RQQGERNQEQGA-OH wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine {"Y"), or histidine ("H");
Xι is a D-or L-isomer of the amino acid alanine ("A"), valine ("V"), or isoleucine ("1");
X3 is a D-or L-isomer of the amino acid alanine ("A") or glycine ("G");
X4 is a D-or L-isomer of the amino acid methionine ("M"), or leucine ("L");
Xs is a D-or L-isomer of the arnino acid serine ("S") or asparagine ("N"); or a combination thereof.
183. The method of claim 171, wherein the nucleic acid expression construct encodes a polypeptide of a sequence comprising SEQTD#1, SEQTD#2, SEQID#3, or SEQID#4.
184. The method of claim 171, wherein the encoded GHRH or functional biological equivalent thereof facilitates growth hormone ("GH") secretion in the subject.
169
185. Canceled
186. Canceled.
187. Canceled.
188. Canceled.
189. Canceled.
190. Canceled.
191. Canceled.
170
192. Canceled.
193. Canceled.
194. Canceled.
195. Canceled.
196. Canceled.
171
197. Canceled.
198. Canceled.
199. Canceled.
200. A method of treating immune dysfunction in a subject, comprising: delivering into the subject a recombinant growth-hormone-releasing-hormone ("GHRH") or a biological functional equivalent thereof.
201. The method of claim 200, wherein the recombinant GHRH is a biologically active polypeptide; and the recombinant functional biological equivalent of GHRH is a polypeptide that has been engineered to contain a distinct amino acid sequence while simultaneously having similar or improved biologically activity when compared to a wild-type GHRH polypeptide.
172
202. The method of claim 200, wherein the recombinant GHRH or functional biological equivalent thereof is of formula (SEQTD #6):
-X.1-X2-DAIFTNSYRKVL-X3-QLSARKLLQDI -X4-X5-RQQQERNQECjGA-0H wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine ("Y"), or histidine ("H");
X2 is a D-or L-isomer of the amino acid alanine ("A"), valine ("V), or isoleucine CT');
Xa is a D-or L-isomer of the arnino acid alanine ("A") or glycine ("G");
X4 is a D-or L-isomer of the amino acid methionine ("M"), or leucine (" ");
X5 is a D-or L-isomer of the amino acid serine ("S") or asparagine ("N"); or a combination thereof.
203. The method of claim 200, wherein the recombinant GHRH or functional biological equivalent thereof is of a formula comprising SEQJD#1, SEQID#2, SEQID#3, or SEQTD#4.
204. The method of claim 200, wherein the recombinant GHRH or functional biological equivalent thereof facilitates growth hormone ("GH*) secretion in the subject.
205. A method to extend life expectancy for a chronically ill subject, comprising: delivering into cells of the chronically ill subject an effective amount of a nucleic acid expression construct that encodes a growth-hormone-releasing-hormone ("GHRH") or functional biological equivalent thereof.
206. The method of claim 205, further comprising electroporating the cells.
207. The method of claim 205, wherein the cells of the chronically ill subject are somatic cells, or stem cells.
173
208. The method of claim 205, wherein the nucleic acid expression construct comprises SEQ1D#11, SEQID#12, S£QID#13, SEQID#14, SEQID#17, SEQID#18, SEQID#19, SEQID#20, or SEQ1D#21.
209. The method of claim 205, wherein the nucleic acid expression construct further comprises, a transfection-facilitating polypeptide.
210. The method of claim 209, wherein the transfection-facilitating polypeptide comprises a charged polypeptide.
211. The method of claim 209, wherein the trar-sfection-facilitating polypeptide comprises poly-L-glutamate.
212. The method of claim 205, wherein delivering into the cells of the chronically ill subject the nucleic acid expression construct initiates expression of the encoded GHRH or functional biological equivalent thereof.
213. The method of claim 212, wherein the encoded GHRH or functional biological equivalent thereof is expressed in tissue specific cells of the chronically ill subject.
214. The method of claim 213, wherein the tissue specific cells of the chronically ill subject comprises muscle cells.
215. The method of claim 212, wherein the encoded GHRH is a biologically active polypeptide; and the encoded functional biological equivalent of GHRH is a polypeptide that has been engineered to contain a distinct amino acid sequence while simultaneously having similar or improved biologically activity when compared to a wild-type GHRH polypeptide.
174
216. The method of claim 212, wherein the encoded GHRH or functional biological equivalent thereof is of formula (SEQflD #6):
-X.1-Xj-DAIFTNSYR VL-Xs-«LSARKLLQDI-X4-X5-RQQGEHNQEQGA-0H wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine ("Y"), or histidine ("H");
X2 is a D-or L-isomer of the amino acid alanine ("A"), valine ("V"), or isoleucine
CD;
X3 is a D-or L-isomer of the amino acid alanine ("A") or glycine ("G"); Xt is a D-or L-isomer of the amino acid methionine ("M"), or leucine ("L"); Xs is a D-or L-isomer of the amino acid serine ("S") or asparagine (" "); or a combination thereof.
217. The method of claim 205, wherein the nucleic acid expression construct encodes a polypeptide of a sequence comprising SEQΪD#1, SEQ1D#2, SEQID#3, or SEQID#4.
218. The method of claim 205, wherein the encoded GHRH or functional biological equivalent thereof facilitates growth hormone ("GH") secretion in the chronically ill subject.
175
219. Canceled.
220. Canceled.
221. Canceled.
222. Canceled.
223. Canceled.
224. Canceled.
225. Canceled.
176
226. Canceled.
227. Canceled.
228. Canceled.
229. Canceled.
230. Canceled.
177
231. Canceled.
232. Canceled.
233. Canceled.
234. Canceled.
235. Canceled.
178
236. Canceled.
237. Canceled.
238. Canceled.
239. A method for treating a subject having a tumor, the tumor being selected from a group consisting of adenoma; mast cell tumor; melanoma; sarcoma; or solid tumor; the method comprising: delivering into a tissue of the subject an effective amount of a nucleic acid expression construct that encodes a growth-bormone-releasirig-hormone ("GHRH") or functional biological equivalent thereof; wherein subsequent expression of the GHRH or biological equivalent is sufficient to retard the growth of the tumor.
179
240. The method of claim 239, further comprising: applying a cejl-transfecting pulse to the tissue; wherein, the cell-transfecting pulse is delivered to an area in the tissue comprising the delivered nucleic acid expression construct.
241. The method of claim 240, further comprising: placing a plurality of electrodes in the tissue before applying the cell-transfecting pulse to the tissue; wherein the nucleic acid expression construct is delivered to the tissue in an area that interposes the plurality of electrodes.
242. The method of claim 240, wherein the cell-transfecting pulse is an electrical pulse or a vascular pressure pulse.
243. The method of claim 239, wherein delivering into a tissue of the subject the nucleic acid expression construct further comprising electroporating the cells.
244. The method of claim 239, wherein delivering is by injection, gene gun, or gold particle bombardment.
245. The method of claim 239, wherein the subject is a domesticated animal; a food animal; or a work animal.
246. The method of claim 239, wherein the subject is a human.
247. The method of claim 239, wherein the nucleic acid expression construct is substantially free of a viral backbone.
248. The method of claim 239, wherein a promoter of the nucleic acid expression construct comprises a tissue-specific promoter.
249. The method of claim 248, wherein the tissue-specific promoter comprises a muscle-specific promoter.
180
250. The construct of claim 248, wherein the promoter comprises SPc5-12.
251. The method of claim 239, wherein a 3' untranslated region of the nucleic expression construct is a human growth hormone 3' UTR, bovine growth hormone 3' UTR, skeletal alpha actin 3 ' UTR, or SV40 polyadenylatioD signal.
252. The method of claim 239, wherein the tissue comprises muscle.
253. The method of claim 239, wherein the nucleic acid expression construct is SEQTD#11, SEQID#12, SEQfD#13, SEQTD#14, SEQID#17, SEQID#18, SEQID#19, SEQTD#20, or SEQ1D#21.
254. The method of claim 239, wherein the encoded GHRH or functional biological equivalent comprises SEQID#1.
255. The method of claim 239, wherein the encoded GHRH or functional biological equivalent comprises SEQ1D#2.
256. The method of claim 239, wherein the encoded GHRH or functional biological equivalent comprises SEQID#3.
257. The method of claim 239, wherein the encoded GHRH or functional biological equivalent comprises SEQID#4.
258. The method of claim 239, wherein the encoded GHRH or functional biological equivalent comprises SEQ1D#10.
181
259. The method of claim 239, wherem the encoded GHRH or functional biological equivalent thereof comprises the amino acid formula (SEQ 1D#6):
-X.i-Xz-DAIF'raSTOKVL-Xs-^LSARKLLQDI-X.-Xs-RQQGERNQEQGA-OH wherein the formula has the following characteristics:
Xx is a D-or L-isomer of the amino acid tyrosine ("Y"), or histidine ("H');
X2 is a D-or L-isomer of the amino acid alanine ("A"), valine CN"). or isoleucine
CO;
X3 is a D-or L-isomer of the amino acid alanine ("A") or glycine ("G");
X4 is a D-or L-isomer of the amino acid methionine ("M"), or leucine ("L");
Xs is a D-or L-isomer of the amino acid serine ("S") or asparagine ("Ν")j °r a combination thereof.
260. The method of claim 239, wherein the nucleic acid expression construct further comprises a transfection-faciUtating polypeptide.
261. The method of claim 259, wherein the transfection-facilitating polypeptide comprises a charged polypeptide.
262. The method of claim 259, wherein the transfection-facilitating polypeptide comprises poly-L-glutamate.
263. The method of claim 239, wherein the encoded functional biological equivalent of GHRH is a polypeptide having similar or improved biological activity when compared to a wild- type GHRH polypeptide.
264. The method of claim 239, wherein the encoded GHRH or functional biological equivalent thereof facilitates growth hormone ("GH") secretion in the subject.
182
265. The method of claim 239, wherein the tumor comprises a benign or malignant tumor.
266. The method of claim 239, wherein kidney failure is prevented in the subject.
267. A method for treating a subject having a carcinoma; the method comprising: delivering into a tissue of the subject an effective amount of a nucleic acid expression construct that encodes a growth-hormone-releasing-hormone ("GHRH") or functional biological equivalent thereof;
wherein subsequent expression of the GHRH or biological equivalent is sufficient to retard the growth of the carcinoma.
268. The method of claim 267, further comprising: applying a cell-transfecting pulse to the tissue; wherein, the cell-transfecting pulse is delivered to an area in the tissue comprising the delivered nucleic acid expression construct.
269. The method of claim 268, further comprising: placing a plurality of electrodes in the tissue before applying the cell-transfecting pulse to the tissue; wherein the nucleic acid expression construct is delivered to the tissue in an area that interposes the plurality of electrodes.
270. The method of claim 268, wherein the ceJl-transfecting pulse is an electrical pulse or a vascular pressure pulse.
271. The method of claim 267, wherein delivering into a tissue of the subject the nucleic acid expression construct further comprising electroporating the cells.
272. The method of claim 267, wherein delivering is by injection, gene gun, or gold particle bombardment.
183
273. The method of claim 267, wherein the subject is a domesticated animal; a food animal; or a work animal.
274. The method of claim 267, wherein the subject is a human.
275. The method of claim 267, wherein the nucleic acid expression construct is substantially free of a viral backbone.
276. The method of claim 267, wherein a promoter of the nucleic acid expression construct comprises a tissue-specific promoter.
277. The method of claim 276, wherein the tissue-specific promoter comprises a muscle-specific promoter.
278. The construct of claim 276, wherein the promoter comprises SPc5-12.
279. The method of claim 267, wherein a 3' untranslated region of the nucleic expression construct is a human growth hormone 3' UTR, bovine growth hormone 3' UTR, skeletal alpha actin 3' UTR, or SV40 polyadcnylation signal.
280. The method of claim 267, wherein the tissue comprises muscle.
281. The method of claim 267, wherein the nucleic acid expression construct is SEQID#11, SEQID#12, SEOTD#13, SEQID#14, SEQTD#17, SEQID#18, SEQID#19, SEQID#20, or SEQ1D#21.
282. The method of claim 267, wherein the encoded GHRH or functional biological equivalent comprises SEQTD#1.
283. The method of claim 267, wherein the encoded GHRH or functional biological equivalent comprises SEQID#2.
284. The method of claim 267, wherein the encoded GHRH or functional biological equivalent comprises SEQID#3.
184
285. The method of claim 267, wherein the encoded GHRH or functional biological equivalent comprises SEQ1D#4.
286. The method of claim 267, wherein the encoded GHRH or functional biological equivalent comprises SEQ1D#10.
287. The method of claim 267, wherein the encoded GHRH or functional biological equivalent thereof comprises the amino acid formula (SEQ ID#6):
-X.1-X2-DAIFTNSYRKVL-X3H2LSARKLLQDI - -Xs-RQQGERNQEQGA-OH wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine ("Y"), or histidine ("H");
X2 is a D-or L-isomer of the amino acid alanine ("A"), valine CN"), or isoleucine CT); 3 is a D-or L-isomer of the amino acid alanine ("A") or glycine ("G"); 4 is a D-or L-isomer of the amino acid methionine CM"), or leucine ("L");
Xs is a D-or L-isomer of the amino acid serine ("S") or asparagine (" "); or a combination thereof.
288. The method of claim 267, wherein the nucleic acid expression construct further comprises a transfection-facilitating polypeptide.
289. The method of claim 287, wherein the transfection-facilitating polypeptide comprises a charged polypeptide.
290. The method of claim 287, wherein the transfection-facilitating polypeptide comprises poly-L-gl tamate.
291. The method of claim 267, wherein the encoded functional biological equivalent of GHRH is a polypeptide having similar or improved biological activity when compared to a wild- type GHRH polypeptide.
185
292. The method of claim 267, wherein the encoded GHRH or functional biological equivalent thereof facilitates growth hormone ("GH") secretion in the subject.
293. The method of claim 267, wherein the carcinoma comprises a benign or malignant carcinoma.
294. A method for treating a subject having a leukemia or a lymphoma; the method comprising: delivering into a tissue of the subject an effective amount of a nucleic acid expression construct that encodes a growth-hormone-releasing-hormone ("GHRH") or functional biological equivalent thereof; wherein subsequent expression of the GHRH or biological equivalent is sufficient to retard the growth rate of the leukemia or the lymphoma.
295. The method of claim 294, further comprising: applying a cell-transfecting pulse to the tissue; wherein, the cell-transfecting pulse is delivered to an area in the tissue comprising the delivered nucleic acid expression construct.
296. The method of claim 295, further comprising: placing a plurality of electrodes in the tissue before applying the cell-transfecting pulse to the tissue; wherein the nucleic acid expression construct is delivered to the tissue in an area that interposes the plurality of electrodes.
297. The method of claim 295, wherein the cell-transfecting pulse is an electrical pulse or a vascular pressure pulse.
298. The method of claim 294, wherein delivering into a tissue of the subject the nucleic acid expression construct further comprising electroporating the cells.
299. The method of claim 294, wherein delivering is by injection, gene gun, or gold particle bombardment.
186
300. The method of claim 294, wherein the subject is a domesticated animal; a food animal; or a work animal.
301. The method of claim 294, wherein the subject is a human.
302. The method of claim 294, wherein the nucleic acid expression construct is substantially free of a viral backbone.
303. The method of claim 294, wherein a promoter of the nucleic acid expression construct comprises a tissue-specific promoter.
304. The method of claim 303, wherein the tissue-specific promoter comprises a muscle-specific promoter.
305. The construct of claim 303, wherein the promoter comprises SPc5-12.
306. The method of claim 294, wherein a 3' untranslated region of the nucleic expression construct is a human growth hormone 3' UTR, bovine growth hormone 3' UTR, skeletal alpha actin 3' UTR, or SV40 polyadenylation signal.
307. The method of claim 294, wherein the tissue comprises muscle.
308. The method of claim 294, wherem the nucleic acid expression construct is SEQ1D#11, SEQID#12, SEQID#13, SEQ1D#14, SEQ_D#17, SEQID#18, SEQID#19, SEQID#20, or SEQID#21.
309. The method of claim 294, wherein the encoded GHRH or functional biological equivalent comprises SEQ1D#1.
310. The method of claim 294, wherein the encoded GHRH or functional biological equivalent comprises SEQID#2.
311. The method of claim 294, wherein the encoded GHRH or functional biological equivalent comprises SEQ1D#3.
187
312. The method of claim 294, wherein the encoded GHRH or functional biological equivalent comprises SEQID#4.
313. The method of claim 294, wherein the encoded GHRH or functional biological equivalent comprises SEQID#10.
314. The method of claim 294, wherein the encoded GHRH or functional biological equivalent thereof comprises the amino acid formula (SEQ 1D#6):
-X-ι-Xj-DAlFTNSYRI VL-X3^LSAKKLLQDI -Xj-X5--RQQGERNQEQGA-OH wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine Y"), or histidine ("H");
X2 is a D-or L-isomer of the amino acid alanine ("A"), valine ("N")ι or isoleucine ("1");
Xi is a D-or L-isomcr of the amino acid alanine ("A") or glycine ("G");
Xt is a D-or L-isomer of the amino acid methionine ("M"), or leucine ("L");
X5 is a D-or L-isomer of the amino acid serine ("S") or asparagine CΝ"); or a combination thereof,
315. The method of claim 294, wherein the nucleic acid expression construct further comprises a transfection-facilitating polypeptide.
316. The method of claim 315, wherein the transfection-facilitating polypeptide comprises a charged polypeptide.
317. The method of claim 315, wherein the transfection-facilitating polypeptide comprises poly-L-glutamate.
318. The method of claim 294, wherein the encoded functional biological equivalent of GHRH is a polypeptide having similar or improved biological activity when compared to a wild- type GHRH polypeptide.
188
319. The method of claim 294, wherem the encoded GHRH or functional biological equivalent thereof facilitates growth hormone ("GH") secretion in the subject.
320. A method for preventing the development of a etastatic-tumor in a subject, comprising: delivering into a tissue of the subject an effective amount of a nucleic acid expression construct that encodes a growth-hormone-releasing-hormone ("GHRH") or functional biological equivalent thereof;
wherein subsequent expression of the GHRH or biological equivalent is sufficient to retard the development of the metastatic-tumor.
321. The method of claim 320, further comprising: applying a cell-transfecting pulse to the tissue; wherein, the cell-transfecting pulse is delivered to an area in the tissue comprising the delivered nucleic acid expression construct.
322. The method of claim 321, further comprising: placing a plurality of electrodes in the tissue before applying the cell-transfecting pulse to the tissue; wherein the nucleic acid expression construct is delivered to the tissue in an area that interposes the plurality of electrodes.
323. The method of claim 321, wherein the cell-transfecting pulse is an electrical pulse or a vascular pressure pulse.
324. The method of claim 320, wherein delivering into a tissue of the subject the nucleic acid expression construct further comprising elecroporatiπg the cells.
325. The method of claim 320, wherein delivering is by injection, gene gun, or gold particle bombardment.
326. The method of claim 320, wherein the subject is a domesticated animal; a food animal; or a work animal.
189
327. The method of claim 320, wherein the subject is a human.
328. The method of claim 320, wherein the nucleic acid expression construct is substantially free of a viral backbone.
329. The method of claim 320, wherein a promoter of the nucleic acid expression construct comprises a tissue-specific promoter.
330. The method of claim 329, wherein the tissue-specific promoter comprises a muscle-specific promoter.
331. The construct of claim 329, wherein the promoter comprises SPc5- 12.
332. The method of claim 320, wherein a 3' untranslated region of the nucleic expression construct is a human growth hormone 3' UTR, bovine growth hormone 3' UTR, skeletal alpha actin 3' UTR, or SV40 polyadenylation signal.
333. The method of claim 320, wherein the tissue comprises muscle.
334. The method of claim 320, wherein the nucleic acid expression construct is SEQ1D#11, SEQ1D#12, SEQID#13, SEQID#14, SEQID#17, SEQ1D#18, SEQID#19, SEQJD#20, or SEQfD#21.
335. The method of claim 320, wherein the encoded GHRH or functional biological equivalent comprises SEQID#1.
336. The method of claim 320, wherein the encoded GHRH or functional biological equivalent comprises SEQID#2.
337. The method of claim 320, wherein the encoded GHRH or functional biological equivalent comprises SEQID#3.
338. The method of claim 320, wherein the encoded GHRH or functional biological equivalent comprises SEQ1D#4.
190
339. The method of claim 320, wherein the encoded GHRH or functional biological equivalent comprises SEQTD#10.
340. The method of claim 320, wherein the encoded GHRH or functional biological equivalent thereof comprises the amino acid formula (SEQ ID#6):
- X-i - a-D AI FT S YRKVL - X3-QLS ARKLLQD I - * - Xs-RQOGERNQEQGA - OH wherein the formula has the following characteristics:
Xj is a D-or L-isomer of the amino acid tyrosine ("Y"), or histidine ("H");
X2 is a D-or L-isomer of the amino acid alanine ("A"), valine ("V"), or isoleυcine ("i");
X3 is a D-or L-isomer of the amino acid alanine ("A") or glycine ("G");
X4 is a D-or L-isomer of the amino acid methionine ("M"), or leucine ("L");
Xs is a D-or L-isomer of the amino acid serine ("S") or asparagine ("N"); or a combination thereof.
341. The method of claim 320, wherein the nucleic acid expression construct further comprises a transfection-facilitating polypeptide.
342. The method of claim 341, wherein the transfection-facilitating polypeptide comprises a charged polypeptide.
343. The method of claim 341, wherein the transfection-facilitating polypeptide comprises poly-L-glutamate.
344. The method of claim 320, wherein the encoded functional biological equivalent of GHRH is a polypeptide having similar or improved biological activity when compared to a wild- type GHRH polypeptide.
345. The method of claim 320, wherein the encoded GHRH or functional biological equivalent thereof facilitates growth hormone ("GH") secretion in the subject.
191
346. The method of claim 320, wherein the carcinoma comprises a benign or malignant carcinoma.
347. A method for treating a subject having a metastatic growth of tumor cells, the tumor cells being selected from a group consisting of an adenoma; a carcinoma, a leukemia, a lymphoma, a mast cell tumor, a melanoma, a sarcoma, and a solid tumor, the method comprising:
(a) delivering into a muscle tissue of the subject an effective amount of a nucleic acid expression construct that encodes a growth-bormone- releasing-bormone ("GHRH") or functional biological equivalent thereof;
(b) applying an eJectroporation cell-transfecting pulse to the tissue; wherein: the nucleic acid expression construct comprises: a muscle specific promoter; the encoded GHRH or functional biological equivalent thereof; and a human growth hormone 3' untranslated region ("3' UTR"); the promoter, the encoded GHRH or functional biological equivalent thereof, and the 3' untranslated region are operatively linked, the in vivo expression of the GHRH or biological equivalent is regulated by the promoter, and the construct is substantially free from a viral backbone; subsequent expression of the GHRH or biological equivalent facilitates growth hormone ("GH") secretion in the subject and is sufficient to retard the growth of the metastatic growth of cells.
348. The method of claim 347, further comprising: placing a plurality of electrodes in the tissue before applying the cell-transfecting pulse to the tissue; wherein the nucleic acid expression construct is delivered to the tissue in an area that interposes the plurality of electrodes.
192
349. The method of claim 347, wherein the subject is a domesticated animal; a food animal; or a work animal.
350. The method of claim 347, wherein the subject is a human.
351. The method of claim 347, wherein the nucleic acid expression construct is SEQID#11, SEQJD#12, SEQLD#13, SEQID#14, SEQfD#17, SEQ1D#18, SEQID#19, SEQJD#20, or SEQTD#21.
352. The method of claim 347, wherein the encoded GHRH or functional biological equivalent comprises SEQID#1.
353. The method of claim 347, wherein the encoded GHRH or functional biological equivalent comprises SEQID#2.
354. The method of claim 347, wherein the encoded GHRH or functional biological equivalent comprises SEQID#3.
355. The method of claim 347, wherein the encoded GHRH or functional biological equivalent comprises SEQID#4.
356. The method of claim 347, wherein the encoded GHRH or functional biological equivalent comprises SEQ1D#10.
193
357. The method of claim 347, wherein the encoded GHRH or functional biological equivalent thereof comprises the amino acid formula (SEQ 1D#6):
-X.l-X2-DAIFTNSYϊUCvL-X3^LSAR LLQDI-X.-Xs--RQ0^BRNQEQGA-0H wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine ("Y"), or histidine ("H");
X
2 is a D-or L-isomer of the amino acid alanine ("A"), valine ("V"), or isoleucine
X3 is a D-or L-isomer of the amino acid alanine ("A") or glycine ("G"); X4 is a D-or L-isomer of the amino acid methionine M"), or leucine (" "); Xs is a D-or L-isomer of the amino acid serine ("S") or asparagine ("N"); or a combination thereof.
358. The metliod of claim 347, wherein the nucleic acid expression construct further comprises a charged transfection-facilitating polypeptide, the charged transfection-facilitating polypeptide comprising poly-L-glutamate.
359. A method for treating kidney failure in a subject, the method comprising: delivering into a tissue of the subject an effective amount of a nucleic acid expression construct that encodes a growth-hormone-releasing-bormone ("GHRH*) or functional biological equivalent thereof; wherein subsequent expression of the GHRH or biological equivalent is sufficient to retard the growth of the carcinoma.
360. The method of claim 359, further comprising: applying a cell-transfecting pulse to the tissue; wherein, the cell-transfecting pulse is delivered to an area in the tissue comprising the delivered nucleic acid expression construct.
194
361. The method of claim 360, further comprising: placing a plurality of electrodes in the tissue before applying the cell-transfecting pulse to the tissue; wherein the nucleic acid expression construct is delivered to the tissue in an area that interposes the plurality of electrodes.
362. The method of claim 360, wherein the cell-transfecting pulse is an electrical pulse or a vascular pressure pulse.
363. The method of claim 359, wherein delivering into a tissue of the subject the nucleic acid expression construct further comprising electroporating the cells.
364. The method of claim 359, wherein delivering is by injection, gene gun, or gold particle bombardment.
365. The metliod of claim 359, wherein the subject is a domesticated animal; a food animal; or a work animal.
366. The method of claim 359, wherein the subject is a human.
367. The method of claim 359, wherem the nucleic acid expression construct is substantially free of a viral backbone.
368. The method of claim 359, wherein a promoter of the nucleic acid expression construct comprises a tissue-specific promoter.
369. The method of claim 368, wherein the tissue-specific promoter comprises a muscle-specific promoter.
370. The construct of claim 368, wherein the promoter comprises SPc5- 12.
195
371. The method of claim 359, wherein a 3' untranslated region of the nucleic expression construct is a human growth hormone 3' UTR, bovine growth hormone 3' UTR, skeletal alpha actin 3' UTR, or SV40 poiyadenylation signal.
372. The method of claim 359, wherein the tissue comprises muscle.
373. The method of claim 359, wherein the nucleic acid expression construct is SEQ1D#11, SEQID#12, SEQ1D#13, SEQID#14, SEQID#17, SEQID#18, S£QID#19, SEQID#20, or SEQID#2
374. The method of claim 359, wherein the encoded GHRH or functional biological equivalent comprises SEQID#1.
375. The method of claim 359, wherein the encoded GHRH or functional biological equivalent comprises SEQ1D#2.
376. The method of claim 359, wherein the encoded GHRH or functional biological equivalent comprises SEQ1D#3.
377. The method of claim 359, wherein the encoded GHRH or functional biological equivalent comprises SEQID#4.
378. The method of claim 359, wherein the encoded GHRH or functional biological equivalent comprises SEQID#10.
196
379. The method of claim 359, wherein the encoded GHRH or functional biological equivalent thereof comprises the arπino acid formula (SEQ 1D#6):
-X.1-X2-DAIF,raSYTlKVL-X3^LSARKLIJQDI -X4-X5--RQQGERNQEQGA-OH wherein the formula has the following characteristics:
Xi is a D-or L-isomer of the amino acid tyrosine ("Y")» °r histidine ("H');
X2 is a D-or L-isomcr of the amino acid alanine ("A"), valine CN"), or isoleucine
X3 is a D-or L-isomer of the amino acid alanine ("A") or glycine ("G"); X4 is a D-or L-isomcr of the amino acid methionine ("M"), or leucine ("L"); Xs is a D-or L-isomer of the amino acid serine ("S") or asparagine ("Ν"); or a combination thereof.
380. The method of claim 359, wherein the nucleic acid expression construct further comprises a transfection-facilitating polypeptide.
381. The method of claim 380, wherein the transfection-facilitating polypeptide comprises a charged polypeptide.
382. The method of claim 380, wherein the transfection-facilitating polypeptide comprises poly-L-glutamate.
383. The method of claim 359, wherein the encoded functional biological equivalent of GHRH is a polypeptide having similar or improved biological activity when compared to a wild- type GHRH polypeptide.
384. The method of claim 359, wherein the encoded GHRH or functional biological equivalent thereof facilitates growth hormone ("GH') secretion in the subject.
197
385. The method of claim 359, wherein the kidney failure resulted from the subject having a cancer selected from a group consisting of adenoma; carcinoma, leukemia, lymphoma, mast cell tumor; melanoma; sarcoma; or solid tumor.
386. The method of claim 385, wherein the cancer comprises a benign or malignant carcinoma.