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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Ascl1+
wild type
MGI:1857485
Summary 3 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
ht1
Ascl1tm1And/Ascl1+ involves: 129 MGI:4941570
ht2
Ascl1tm1(Neurog2)Fgu/Ascl1+ involves: 129S1/Sv * 129X1/SvJ MGI:4420911
ht3
Ascl1tm1.1(cre/ERT2)Jejo/Ascl1+ involves: 129S6/SvEvTac MGI:5298095


Genotype
MGI:4941570
ht1
Allelic
Composition
Ascl1tm1And/Ascl1+
Genetic
Background
involves: 129
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ascl1tm1And mutation (1 available); any Ascl1 mutation (28 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• the number of CGRP-positive pulmonary neuroendocrine cells (including single and clustered PNECs) is significantly reduced in E13-E17 and neonatal heterozygous mutant lungs relative to that in wild-type lungs

respiratory system
• the number of clustered PNECs is significantly reduced in E13-E17 and neonatal heterozygous mutant lungs relative to that in wild-type lungs

endocrine/exocrine glands
• the number of CGRP-positive pulmonary neuroendocrine cells (including single and clustered PNECs) is significantly reduced in E13-E17 and neonatal heterozygous mutant lungs relative to that in wild-type lungs




Genotype
MGI:4420911
ht2
Allelic
Composition
Ascl1tm1(Neurog2)Fgu/Ascl1+
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ascl1tm1(Neurog2)Fgu mutation (0 available); any Ascl1 mutation (28 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• in E11.5 embryos, increase in dI2 numbers
• in E11.5 embryos, increase in dI3 numbers




Genotype
MGI:5298095
ht3
Allelic
Composition
Ascl1tm1.1(cre/ERT2)Jejo/Ascl1+
Genetic
Background
involves: 129S6/SvEvTac
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ascl1tm1.1(cre/ERT2)Jejo mutation (1 available); any Ascl1 mutation (28 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
normal phenotype





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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
03/18/2025
MGI 6.24
The Jackson Laboratory