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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Htr3atm1Ckn
targeted mutation 1, Debra A Cockayne
MGI:3045973
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Htr3atm1Ckn/Htr3atm1Ckn involves: 129S1/Sv * C57BL/6J * DBA/2 MGI:3046051
ht2
Htr3atm1Ckn/Htr3a+ involves: 129S1/Sv * C57BL/6J * DBA/2 MGI:3046053


Genotype
MGI:3046051
hm1
Allelic
Composition
Htr3atm1Ckn/Htr3atm1Ckn
Genetic
Background
involves: 129S1/Sv * C57BL/6J * DBA/2
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Htr3atm1Ckn mutation (1 available); any Htr3a mutation (33 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• male homozygotes and to a lesser extent female homozygotes die prematurely

endocrine/exocrine glands
• extensive suppurative glandular and periglandular inflammatory cell infiltrate of the prostate is seen

growth/size/body
• moribund mice are cachetic

hematopoietic system
• bone marrow hyperplasia is seen in some mutants
• lymphoid atrophy is seen in some mutants

homeostasis/metabolism
• moribund mutants have elevated blood urea nitrogen levels
• moribund mutants have proteinuria

immune system
• extensive suppurative glandular and periglandular inflammatory cell infiltrate of the prostate is seen
• lymphoid atrophy is seen in some mutants
• urinary tract infections with pyelonephritis and tuberulointerstitial nephritis are seen
• extensive suppurative glandular and periglandular inflammatory cell infiltrate of the seminal vesicles is seen

renal/urinary system
• moribund mutants have proteinuria
• urinary tract infections with pyelonephritis and tuberulointerstitial nephritis are seen
• 6 week old homozygous mice have weak voiding contractions which progresses to no voiding contractions in 8 week old mutants
• nerve fiber density is decreased in homozygous mutants
• the renal pelvis is dilated as the result of urinary tract obstruction
• in males hyperplasia of the prostatic urethral epithelium and surrounding smooth muscle is seen
• proteinaceous plugs are found in the proximal urethra of male mutants
• proteinaceous plugs are found in the proximal urethra of male mutants
• urinary bladder hypertrophy by 6 weeks of age in both male and female mice
• hyperplasia and hypertrophy of the urinary bladder detrusor smooth muscle
• proteinaceous plugs are found in the bladder neck of male mutants
• hyperplasia and hypertrophy of the urinary bladder epithelium
• significantly increased urinary bladder weight by 6 weeks of age, with a 2- to 3-fold increase in urinary bladder to body weight ratio
• the urinary bladder is hyperdistended
• proteinaceous plugs are found in the bladder neck of male mutants
• homozygous mice have overflow incontinence with constant urine dribbling

reproductive system
• extensive suppurative glandular and periglandular inflammatory cell infiltrate of the prostate is seen
• extensive suppurative glandular and periglandular inflammatory cell infiltrate of the seminal vesicles is seen

nervous system
• 6 week old homozygous mice have weak voiding contractions which progresses to no voiding contractions in 8 week old mutants
• nerve fiber density is decreased in homozygous mutants

muscle
• hyperplasia and hypertrophy of the urinary bladder detrusor smooth muscle




Genotype
MGI:3046053
ht2
Allelic
Composition
Htr3atm1Ckn/Htr3a+
Genetic
Background
involves: 129S1/Sv * C57BL/6J * DBA/2
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Htr3atm1Ckn mutation (1 available); any Htr3a mutation (33 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• heterozygous mutants die prematurely

renal/urinary system
• 6 week old heterozygous mice have weak voiding contractions which progresses to no voiding contractions in 8 week old heterozygotes
• heterozygous mice have an intermediate phenotype ranging from decreased void intervals to constant urine dribbling





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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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last database update
04/30/2024
MGI 6.23
The Jackson Laboratory