Male sterility in mice homozygous for the tw2 allele.
D000483:Alleles; D000818:Animals; D006720:Homozygote; D007248:Infertility, Male / Q000235:genetics*; D008297:Male; D051379:Mice; D009929:Organ Size; D013094:Spermatozoa / Q000002:abnormalities; D013737:Testis / Q000033:anatomy & histology