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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Ffar4tm1.1Mbj
targeted mutation 1.1, Mikael Bjursell
MGI:5635615
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Ffar4tm1.1Mbj/Ffar4tm1.1Mbj involves: C57BL/6 MGI:5779856


Genotype
MGI:5779856
hm1
Allelic
Composition
Ffar4tm1.1Mbj/Ffar4tm1.1Mbj
Genetic
Background
involves: C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ffar4tm1.1Mbj mutation (0 available); any Ffar4 mutation (25 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
endocrine/exocrine glands
• in the presence of 16.6 mmol/l glucose, DHA (an n-3 fatty acid, 50 or 100 umol/l) fails to increase insulin secretion from mutant islets in a dose-dependent manner, unlike in similarly treated wild-type islets
• although mice respond normally to glucose with a 2- to 3-fold increase in somatostatin secretion when the glucose concentration is raised from 3 to 16.6 mmol/l, the GPR120 agonist Metabolex 36 (10 or 30 umol/l) fails to inhibit glucose-induced somatostatin secretion from mutant islets in the presence of 16.6 mmol/l glucose, unlike in similarly treated wild-type islets
• in contrast to Metabolex 36, docosahexaenoic acid (DHA, 50 or 100 umol/l)) fails to attenuate glucose-induced somatostatin secretion from both wild-type and mutant islets in the presence of 16.6 mmol/l glucose

homeostasis/metabolism
• in the presence of 16.6 mmol/l glucose, DHA (an n-3 fatty acid, 50 or 100 umol/l) fails to increase insulin secretion from mutant islets in a dose-dependent manner, unlike in similarly treated wild-type islets





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