Cold Antibodies Immunohematology Review 463
Anti-A 1 Only found in subgroups of A. Agglutinates A 1 & A 1 B cells, but not A 2 or O.
Anti-I Agglutinates all adult cells, except i adult. Doesn’t agglutinate cord cells.
Anti-i Agglutinates cord cells more strongly than adult cells.
Anti-H Most common in A 1 & A 1 B. Agglutinates O cells most strongly, followed by A 2 & B; then A 1 & A 1 B.
Anti-IH Most common in A 1 & A 1 B. Agglutinates cells that possess both I & H. Agglutinates adult O cells most strongly. Weaker rxn
with A 1 cells. Doesn’t agglutinate cord cells.