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Decreasing oocyte competence with maternal aging is a major factor in human infertility. To investigate the age-dependent molecular changes in a mouse model, we compared the expression profiles of metaphase II oocytes collected from 5-6 week old mice with those collected from 40-42 week old mice usi...
ORGANISM(S): Mus musculus 
Delayed implantation occurs in many mammals, but the underlying mechanisms that direct this process remain largely unknown. In mice, ovariectomy prior to the preimplantation ovarian estrogen secretion on day 4 of pregnancy initiates blastocyst dormancy, which can be maintained for more than 200 days...
ORGANISM(S): Mus musculus 
Fat tissue was resected during gastric bypass surgery for management of obesity. All subjects had fasted at least 10 hours before surgery. Subjects with malignancies were excluded. No subjects were taking thiazolidinediones or steroids. None had fasting plasma glucose levels over 120 mg/ dl. One ha...
ORGANISM(S): Homo sapiens 
Comparison among ES, EC, TS, NS, differentiated neural cells derived from NS and placenta in addition to ES-N2B27 neural induction.
ORGANISM(S): Mus musculus 
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