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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		repro26
reproductive mutant 26, JAX Reproductive Mutagenesis Program
MGI:3512948
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		repro26/repro26 involves: C3HeB/FeJ * C57BL/6J MGI:3513478


Genotype
MGI:3513478
hm1
Allelic
Composition		 repro26/repro26
Genetic
Background		 involves: C3HeB/FeJ * C57BL/6J
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♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
endocrine/exocrine glands
decreased testis weight ( J:92463 )
• low testis weight

reproductive system
absent sperm flagellum ( J:92463 )
• no sperm tails
oligozoospermia ( J:92463 )
• very low epididymal sperm concentration
globozoospermia ( J:92463 )
• abnormally shaped sperm heads
abnormal spermatid morphology ( J:92463 )
• abnormal hammer-head shape of elongating spermatid heads
asthenozoospermia ( J:92463 )
• low epididymal sperm motility and poor IVF success
decreased testis weight ( J:92463 )
• low testis weight
impaired fertilization ( J:92463 )
• poor IVF success

cellular
absent sperm flagellum ( J:92463 )
• no sperm tails
oligozoospermia ( J:92463 )
• very low epididymal sperm concentration
globozoospermia ( J:92463 )
• abnormally shaped sperm heads
abnormal spermatid morphology ( J:92463 )
• abnormal hammer-head shape of elongating spermatid heads
asthenozoospermia ( J:92463 )
• low epididymal sperm motility and poor IVF success




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Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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Send questions and comments to User Support. 		last database update
12/17/2024
MGI 6.24 		The Jackson Laboratory