Weakening of the B-antigen by the presence of A1 as shown by reactions with Fomes fomentarius (Anti-B) extract.
D000906:Antibodies; D001789:Blood Group Antigens; D055453:Coriolaceae; D005658:Fungi; D006801:Humans
D000906:Antibodies; D001789:Blood Group Antigens
BLOOD GROUPS; FUNGI/extracts