Phenotypes Associated with This Genotype

Genotype
MGI:6402429

• Allelic Composition: Ttc21b^aln/Ttc21b^aln
• Genetic Background: involves: A/J * FVB

• ♀: phenotype observed in females
• ♂: phenotype observed in males
• N: normal phenotype

growth/size/body

microcephaly ( J:282171 )

• 60% reduction in forebrain area compared to wildtype; more severe than this allele in B6 background

• olfactory bulb absent

nervous system

forebrain hypoplasia ( J:282171 )

• 60% reduction in forebrain area compared to wildtype; more severe than this allele in B6 background

absent olfactory bulb ( J:282171 )