Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleA New Allele in Red Cell Adenosine Deaminase Polymorphism: ADA°.AuthorsBrinkmann, B.; Brinkmann, Martha; Martin, H.AbstractDuring a paternity test 'opposite' types of red cell adenosine deaminase (ADA) were found in one family. The mother was of type ADA 2, three of her children were diagnosed ADA 1. Assays of enzyme activity revealed decreased ADA activity in these propositi. The mean activity was 60% of a control group. The existence of a silent allele segregating codominantly is assumed. The silent allele is designated ADA°. Copyright © 1973 S. Karger AG, BaselPublicationHuman Heredity, 1973, Vol 23, Issue 6, p603ISSN0001-5652Publication typeArticleDOI10.1159/000152627