Endocrine Abstracts

Insulin resistance and hyperinsulinaemia are well-recognised characteristics of anovulatory women with polycystic ovary syndrome (PCOS) but, paradoxically, steroidogenesis by PCOS granulosa cells remains responsive to insulin. The hypothesis to be tested in this study was that insulin resistance in the ovary is pathway-specific i.e. is confined to the metabolic effects of insulin (i.e. glucose uptake and metabolism) whereas its steroidogenic action remains intact. Granulosa-lu...