Recognins and their chemoreciprocals

Chemistry: analytical and immunological testing – Involving an insoluble carrier for immobilizing immunochemicals – Carrier is organic

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424 85, 435 7, 436530, 436531, 436532, 530344, G01N 33544, G01N 3353, A61K 3900

Patent

active

046249311

ABSTRACT:
The process for producing polypeptide products which are useful in tests for malignant cells is disclosed. The polypeptide products produced by this process are also disclosed. The process employs the steps of extraction of acidic fractionation and formation of a precipitate in the quantitative precipitin test and the Ouchterlony gel diffusion test. The product is characterized by being soluble in acidic solution, insoluble in basic solution, having a particular spectrophotometric absorption and an amino acid residue composition of high proportions of glutamic and aspartic acids and high ratios of glutamic and aspartic acids to histidine.

REFERENCES:
patent: 4195017 (1980-03-01), Bogout

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