Zhou M, Larsen B
Memorial University of Newfoundland, School of Medicine, St. John's, Canada.
Hum Genet. 1989 Jul;82(4):393. doi: 10.1007/BF00274006.
Sera from 305 individuals were typed for factor I, and a new variant, tentatively designated FI C, was found. All other samples were FI B except for seven samples from Chinese that were of the FI AB phenotype. This suggests that polymorphism of factor I may be rare in Caucasians.
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