About   Help   FAQ
Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
inft9
infertility 9
MGI:2671691
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
inft9/inft9 Not Specified MGI:3026723


Genotype
MGI:3026723
hm1
Allelic
Composition
inft9/inft9
Genetic
Background
Not Specified
Find Mice Using the International Mouse Strain Resource (IMSR)
No mouse lines available in IMSR.
See publication links below for author information.
phenotype observed in females
phenotype observed in males
N normal phenotype
reproductive system
N
• normal external genitalia, seminal vesicle size, testicular descent and seminiferous tubules
• sperm with either stumped, short tails or looped tails were present
• severely reduced epididymal sperm count
• many sperm exhibited club-shaped heads
• absence of forwardly progressive motile sperm
• block of spermatogenesis at the round spermatid formation stage (J:85113)
• spermatogenic arrest at stage X, with spermatids in step 10 of spermiogenesis; apoptotic nuclei were noted in spermatids and in the tubule lumen (J:89386)

cellular
• sperm with either stumped, short tails or looped tails were present
• severely reduced epididymal sperm count
• many sperm exhibited club-shaped heads
• absence of forwardly progressive motile sperm





Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
Citing These Resources
Funding Information
Warranty Disclaimer, Privacy Notice, Licensing, & Copyright
Send questions and comments to User Support.
last database update
12/10/2024
MGI 6.24
The Jackson Laboratory