Table 1. Glucagon secretion (ng/l) per islet in response to low or high glucose in isolated islets.

	Ex vivo		In vitro
	0.5 mmol/l	11.1 mmol/l	0.5 mmol/l	11.1 mmol/l
CTL	21.0±2.7	13.0±1.7†	18.5±2.4	13.5±1.1†
DEX	27.8±2.9	21.4±2.2† *	20.6±1.2	14.3±1.6†

Data are expressed as mean ± SEM (n = 10 wells).

* p<0.05 vs. CTL and

^† p<0.05 vs. 0.5 mmol/l glucose.