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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Fgfr1Hspy
hush puppy
MGI:3574787
Summary 5 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Fgfr1Hspy/Fgfr1Hspy C3HeB/FeJ-Fgfr1Hspy MGI:5006970
ht2
Fgfr1Hspy/Fgfr1+ C3HeB/FeJ-Fgfr1Hspy MGI:5006971
ht3
Fgfr1Hspy/Fgfr1+ (C3HeB/FeJ-Fgfr1Hspy x C57BL/6J)F1 MGI:5006972
ht4
Fgfr1Hspy/Fgfr1+ C3HeB/FeJ-Hspy MGI:3574963
cx5
Chd7Whi/Chd7+
Fgfr1Hspy/Fgfr1+
C3HeB/FeJ-Chd7Whi Fgfr1Hspy MGI:7491994


Genotype
MGI:5006970
hm1
Allelic
Composition
Fgfr1Hspy/Fgfr1Hspy
Genetic
Background
C3HeB/FeJ-Fgfr1Hspy
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fgfr1Hspy mutation (1 available); any Fgfr1 mutation (223 available)
phenotype observed in females
phenotype observed in males
N normal phenotype

E8.5 Fgfr1Hspy/Fgfr1Hspy embryos show a restriction at the embryonic/extra-embryonic boundary (arrow)

mortality/aging

embryo

growth/size/body




Genotype
MGI:5006971
ht2
Allelic
Composition
Fgfr1Hspy/Fgfr1+
Genetic
Background
C3HeB/FeJ-Fgfr1Hspy
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fgfr1Hspy mutation (1 available); any Fgfr1 mutation (223 available)
phenotype observed in females
phenotype observed in males
N normal phenotype

Abnormal stapes morphology in Fgfr1Hspy/Fgfr1+ mice

hearing/vestibular/ear
N
• mice exhibit normal malleus
• Background Sensitivity: 6 of 29 and 4 of 28 mice on a coisogenic C3HeB/FeJ background exhibit left and right ear, respectively, incus defects unlike mice on a background containing C57BL/6J
• Background Sensitivity: 27 of 28 and 27 of 27 mice on a coisogenic C3HeB/FeJ background exhibit left and right ear, respectively, stapes defects compared with one mouse on a background containing C57BL/6J
• Background Sensitivity: 17 of 23 and 15 of 23 mice on a coisogenic C3HeB/FeJ background exhibit left and right ear, respectively, pinna defects compared with 2 of 31 mice on a background containing C57BL/6J
• mice show variable ear size, ranging from normal to small pinna

craniofacial
• Background Sensitivity: 6 of 29 and 4 of 28 mice on a coisogenic C3HeB/FeJ background exhibit left and right ear, respectively, incus defects unlike mice on a background containing C57BL/6J
• Background Sensitivity: 27 of 28 and 27 of 27 mice on a coisogenic C3HeB/FeJ background exhibit left and right ear, respectively, stapes defects compared with one mouse on a background containing C57BL/6J
• some skulls have curved noses
• some mice haave shorter skulls
• Background Sensitivity: 17 of 23 and 15 of 23 mice on a coisogenic C3HeB/FeJ background exhibit left and right ear, respectively, pinna defects compared with 2 of 31 mice on a background containing C57BL/6J
• mice show variable ear size, ranging from normal to small pinna

skeleton
• Background Sensitivity: 6 of 29 and 4 of 28 mice on a coisogenic C3HeB/FeJ background exhibit left and right ear, respectively, incus defects unlike mice on a background containing C57BL/6J
• Background Sensitivity: 27 of 28 and 27 of 27 mice on a coisogenic C3HeB/FeJ background exhibit left and right ear, respectively, stapes defects compared with one mouse on a background containing C57BL/6J

growth/size/body
• some skulls have curved noses
• some mice haave shorter skulls
• Background Sensitivity: 17 of 23 and 15 of 23 mice on a coisogenic C3HeB/FeJ background exhibit left and right ear, respectively, pinna defects compared with 2 of 31 mice on a background containing C57BL/6J
• mice show variable ear size, ranging from normal to small pinna




Genotype
MGI:5006972
ht3
Allelic
Composition
Fgfr1Hspy/Fgfr1+
Genetic
Background
(C3HeB/FeJ-Fgfr1Hspy x C57BL/6J)F1
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fgfr1Hspy mutation (1 available); any Fgfr1 mutation (223 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
hearing/vestibular/ear
N
• Background Sensitivity: unlike on a coisogenic C3HeB/FeJ background, all mice exhibit normal incus
• mice exhibit normal malleus
• Background Sensitivity: one mouse on a background containing C57BL/6J exhibited unilateral stapes defect compared with 27 of 28 mice on a coisogenic C3HeB/FeJ background which exhibit bilateral stapes defects
• Background Sensitivity: 2 of 31 mice on a background containing C57BL/6J exhibit bilateral pinna defects compared with 15 of 23 mice on a coisogenic C3HeB/FeJ background which exhibit bilateral pinna defects

craniofacial
• Background Sensitivity: one mouse on a background containing C57BL/6J exhibited unilateral stapes defect compared with 27 of 28 mice on a coisogenic C3HeB/FeJ background which exhibit bilateral stapes defects
• Background Sensitivity: 2 of 31 mice on a background containing C57BL/6J exhibit bilateral pinna defects compared with 15 of 23 mice on a coisogenic C3HeB/FeJ background which exhibit bilateral pinna defects

skeleton
• Background Sensitivity: one mouse on a background containing C57BL/6J exhibited unilateral stapes defect compared with 27 of 28 mice on a coisogenic C3HeB/FeJ background which exhibit bilateral stapes defects

growth/size/body
• Background Sensitivity: 2 of 31 mice on a background containing C57BL/6J exhibit bilateral pinna defects compared with 15 of 23 mice on a coisogenic C3HeB/FeJ background which exhibit bilateral pinna defects




Genotype
MGI:3574963
ht4
Allelic
Composition
Fgfr1Hspy/Fgfr1+
Genetic
Background
C3HeB/FeJ-Hspy
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fgfr1Hspy mutation (1 available); any Fgfr1 mutation (223 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
behavior/neurological
• 3 out of 4 mutants with bilateral pinna defects demonstrated weak Preyer reflex bilaterally and some mutants with unilateral pinna defects exhibited an asymmetrical reduced or absent Preyer reflex

craniofacial
• round window was small or not visible in 13 out of 20 adults
• round window was small or not visible in 13 out of 20 adults
• significantly smaller in the longitudinal length of skull, length of the nasal bones from the tip of snout to the nasion, the mandibular ramus measured from the tip of the incisors to the angle of mandible and in the ratio of the longitudinal length of the skull to the inerparietal distance, indicating a shorter anteroposterior dimension of the skull but not a globally smaller skull
• length of the mandible (from the angle of the mandible to the tip of the incisors) was significantly shorter than in controls
• the length of the nasal bone was significantly shorter than in controls
• some mutants exhibited bilateral incus abnormalities including various combinations of a small body, small short process, short long process and absent lenticular process
• some mutants exhibited unilateral incus defects such as a fused incudostapedial joint and absent head and posterior crus of the stapes bilaterally
• small incus body in some cases
• absent lenticular process in some cases
• short incus long process in some cases
• small incus short process in some cases
• mutants exhibited various degrees of malformations of the suprastructure of the stapes ranging from completely solid to absence of head and posterior crus
• absence of stapes posterior crus in some cases
• absence of stapes head in some cases
• unilateral and bilateral pinna defects
• pinnae were more low-set than controls
• pinnae were batted or pointed
• exhibited excessive cerumen in the external ear canal
• pinnae were smaller than in controls

hearing/vestibular/ear
• unilateral and bilateral pinna defects
• pinnae were more low-set than controls
• pinnae were batted or pointed
• exhibited excessive cerumen in the external ear canal
• pinnae were smaller than in controls
• bullae had thickened, vascular bone over the round window area
• reduced rows (only two) of outer hair cells in the apex and base of the organ of Corti in P29-P30 mice
• round window was small or not visible in 13 out of 20 adults
• round window was small or not visible in 13 out of 20 adults
• some mutants exhibited bilateral incus abnormalities including various combinations of a small body, small short process, short long process and absent lenticular process
• some mutants exhibited unilateral incus defects such as a fused incudostapedial joint and absent head and posterior crus of the stapes bilaterally
• small incus body in some cases
• absent lenticular process in some cases
• short incus long process in some cases
• small incus short process in some cases
• mutants exhibited various degrees of malformations of the suprastructure of the stapes ranging from completely solid to absence of head and posterior crus
• absence of stapes posterior crus in some cases
• absence of stapes head in some cases
• 2 out of 6 mutants had endocochlear potentials below the normal range
• showed a wide range in the thresholds for compound action potentials (reflecting cochlear nerve activity) that were all increased in comparison to controls
• all mutants showed some sign of middle ear inflammation, ranging from a thin membranous covering lining the middle ear cavity to a middle ear filled with fluid or pus

immune system
• all mutants showed some sign of middle ear inflammation, ranging from a thin membranous covering lining the middle ear cavity to a middle ear filled with fluid or pus

skeleton
• round window was small or not visible in 13 out of 20 adults
• round window was small or not visible in 13 out of 20 adults
• significantly smaller in the longitudinal length of skull, length of the nasal bones from the tip of snout to the nasion, the mandibular ramus measured from the tip of the incisors to the angle of mandible and in the ratio of the longitudinal length of the skull to the inerparietal distance, indicating a shorter anteroposterior dimension of the skull but not a globally smaller skull
• length of the mandible (from the angle of the mandible to the tip of the incisors) was significantly shorter than in controls
• the length of the nasal bone was significantly shorter than in controls
• some mutants exhibited bilateral incus abnormalities including various combinations of a small body, small short process, short long process and absent lenticular process
• some mutants exhibited unilateral incus defects such as a fused incudostapedial joint and absent head and posterior crus of the stapes bilaterally
• small incus body in some cases
• absent lenticular process in some cases
• short incus long process in some cases
• small incus short process in some cases
• mutants exhibited various degrees of malformations of the suprastructure of the stapes ranging from completely solid to absence of head and posterior crus
• absence of stapes posterior crus in some cases
• absence of stapes head in some cases
• fused incudostapedial joint in some cases

nervous system
• reduced rows (only two) of outer hair cells in the apex and base of the organ of Corti in P29-P30 mice
• showed a wide range in the thresholds for compound action potentials (reflecting cochlear nerve activity) that were all increased in comparison to controls

growth/size/body
• the length of the nasal bone was significantly shorter than in controls
• unilateral and bilateral pinna defects
• pinnae were more low-set than controls
• pinnae were batted or pointed
• exhibited excessive cerumen in the external ear canal
• pinnae were smaller than in controls

respiratory system
• the length of the nasal bone was significantly shorter than in controls

Mouse Models of Human Disease
DO ID OMIM ID(s) Ref(s)
otitis media DOID:10754 J:95895




Genotype
MGI:7491994
cx5
Allelic
Composition
Chd7Whi/Chd7+
Fgfr1Hspy/Fgfr1+
Genetic
Background
C3HeB/FeJ-Chd7Whi Fgfr1Hspy
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Chd7Whi mutation (1 available); any Chd7 mutation (138 available)
Fgfr1Hspy mutation (1 available); any Fgfr1 mutation (223 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• no mice were recovered at weaning (0/55)
• 2 mice were recovered at P0 (1 dead), suggesting perinatal or early postnatal lethality

growth/size/body
• at E16.5, mice showed cleft palate with variable penetrance
• at E16.5, mice showed choanal atresia with variable penetrance

craniofacial
• at E16.5, mice showed cleft palate with variable penetrance
• at E16.5, mice showed choanal atresia with variable penetrance

cardiovascular system
• at E16.5, mice showed a heart defect with variable penetrance

digestive/alimentary system
• at E16.5, mice showed cleft palate with variable penetrance

respiratory system
• at E16.5, mice showed choanal atresia with variable penetrance

nervous system
N
• mice showed a normal distribution of the GnRH1 neurons at E16.5
• mice do NOT display olfactory bulb defects

reproductive system
N
• mice do NOT display hypogonadotropic hypogonadism





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last database update
11/12/2024
MGI 6.24
The Jackson Laboratory