Small liquid droplets, coated with protein, the protein coating containing molecules of protein that will interact specifically with a select protein, are contacted with a liquid sample to determine the presence or absence of the select protein therein depending upon whether the droplets agglutinate...http://www.google.fr/patents/US4619904?utm_source=gb-gplus-shareBrevet US4619904 - Agglutinating immunoassay using protein-coated liquid droplets
Agglutinating immunoassay using protein-coated liquid droplets