treatment of 3t3-l1 preadipocytes ( fibroblasts ) with 250 nm dexamethasone for 48 hr caused a doubling of total beta-adrenergic receptors and an increase in beta 2-adrenergic receptor subtype proportion from approximately 50 % in controls to 85 % in treated cells .
C0016030
fibroblasts
C0007634
cells