growth/size/body
• significantly smaller than their littermates at birth, but were able to feed as evidenced by the presence of milk in their stomachs
|
homeostasis/metabolism
hypoglycemia
(
J:184229
)
• blood glucose levels obtained on postnatal day 1 averaged 28610 mg/dL (n = 12) whereas the values of the wt and het mice were 41612 mg/dL (n = 42) and 44614 mg/dL (n = 54), respectively
|
mortality/aging
• all but one of the mice surviving the neonatal period died within the first three weeks
|
• 73% of the mice that were homozygous for the gene trap insertion died within the first 48 hours of birth
|