Human Neutrophil Antigen Genotype and Allele Frequencies in Iranian Blood Donors

Table 3

Allele frequency of HNAs in Iranian blood donors.

HNA antigens	Alleles	Number of alleles	Frequency
HNA-1a	FCGR3B1	100	0.34
HNA-1b	FCGR3B2	189	0.63
HNA-1c	FCGR3B3	9	0.03
Total number of alleles	300^1
HNA-3a	SLC44A21	189	0.63
HNA-3b	SLC44A22	111	0.37
Total number of alleles	300
HNA-4a	ITGAM1	256	0.85
HNA-4b	ITGAM2	44	0.15
Total number of alleles	300
HNA-5a	ITGAL1	215	0.72
HNA-5b	ITGAL2	85	0.28
Total number of alleles	300

¹One sample with HNA1 null.