Table 1. Kindreds with common class 2 lp RB alleles.
Mutation | # fam | ob ca/i-fam | no t / uni / bi | references |
---|---|---|---|---|
661W | 24 | 81 / 9 | 50/ 25 / 6 | 9, 35, 45-49 |
712R | 4 | 14 / 2 | 7/ 6 / 1 | 49-51 |
Δ480 | 1 | 5 / 1 | 1/ 3 / 1 | 47 |
ob ca: # obligate carriers; i-fam: # informative families; no t/uni/bi: no, unilateral, bilateral retinal tumors in obligate carriers