Percent of CD47 surface protein on 4.2-Nippon, homozygous 4.2-Hammersmith, and heterozygous 4.2-Hammersmith compared to normal heterozygous-RhD RBCs measured by FC
. | CD47 antibody . | . | . | . | |||
|---|---|---|---|---|---|---|---|
| 4.2-deficient . | BRIC 126 . | B6H12 . | 6H9 . | 2D3 . | |||
| N | 20 ± 2 | 19 ± 3 | 17 ± 2 | 20 ± 3 | |||
| H (−/−) | 24 ± 3 | 24 ± 2 | ND | ND | |||
| H (+/−) | 87 ± 4 | 96 ± 3 | ND | ND | |||
. | CD47 antibody . | . | . | . | |||
|---|---|---|---|---|---|---|---|
| 4.2-deficient . | BRIC 126 . | B6H12 . | 6H9 . | 2D3 . | |||
| N | 20 ± 2 | 19 ± 3 | 17 ± 2 | 20 ± 3 | |||
| H (−/−) | 24 ± 3 | 24 ± 2 | ND | ND | |||
| H (+/−) | 87 ± 4 | 96 ± 3 | ND | ND | |||
N indicates 4.2-Nippon; H (−/−), homozygous 4.2-Hammersmith; H (+/−), heterozygous 4.2-Hammersmith; and ND, not determined.