Phenotypes associated with this allele

• Allele Symbol: repro21
• Allele Name: reproductive mutant 21, JAX Reproductive Mutagenesis Program
• Allele ID: MGI:3512939
• Summary: 1 genotype

Jump to	Allelic Composition	Genetic Background	Genotype ID
hm1	repro21/repro21	involves: C3HeB/FeJ * C57BL/6J	MGI:3513450

Genotype
MGI:3513450

hm1

• Allelic Composition: repro21/repro21
• Genetic Background: involves: C3HeB/FeJ * C57BL/6J

• ♀: phenotype observed in females
• ♂: phenotype observed in males
• N: normal phenotype

endocrine/exocrine glands

decreased testis weight ( J:92463 )

♂ • low testis weight with few elongated spermatids in some tubules

reproductive system

absent sperm flagellum ( J:92463 )

♂ • no sperm tails

oligozoospermia ( J:92463 )

♂ • low epididymal sperm concentration

globozoospermia ( J:92463 )

♂ • abnormally shaped sperm heads

abnormal spermatid morphology ( J:92463 )

♂ • few elongated spermatids in some tubules

immotile sperm ( J:92463 )

♂ • no epididymal sperm motility and no IVF success

decreased testis weight ( J:92463 )

♂ • low testis weight with few elongated spermatids in some tubules

male infertility ( J:92463 )

♂

impaired fertilization ( J:92463 )

♂ • no IVF success

cellular

absent sperm flagellum ( J:92463 )

♂ • no sperm tails

oligozoospermia ( J:92463 )

♂ • low epididymal sperm concentration

globozoospermia ( J:92463 )

♂ • abnormally shaped sperm heads

abnormal spermatid morphology ( J:92463 )

♂ • few elongated spermatids in some tubules

immotile sperm ( J:92463 )

♂ • no epididymal sperm motility and no IVF success