MGI:1915420Mice homozygous for a knock-out allele are overtly normal and fertile under standard laboratory conditions. Under non-standard mating conditions, males show reduced sperm competitiveness, sperm head abnormalities, and reduced sperm ability to fertilize cumulus-intact eggs in vitro.
1. Calonga-Solís, Verónica, Amorim, Leonardo M, Farias, Ticiana D J, Malheiros, Danielle, Augusto, Danillo G. 2020. Variation in genes implicated in B-cell development and antibody production affects susceptibility to pemphigus. In Immunology, 162, 58-67. doi:10.1111/imm.13259. https://pubmed.ncbi.nlm.nih.gov/32926429/