Table 2. Plasma Apelin Levels, Tail Flick Latency, and Blood Glucose Levels in Four Groups Before and After the Exercise Training Program^a.

	Non-Diabetic		Diabetic
	Sedentary	Exercise	Sedentary	Exercise
	Before Exercise Program
Apelin Levels, ng/mL	0.1 ± 0.02	0.1 ± 0.08	0.3 ± 0.3	0.3 ± 0.38
Tail-Flick Latency, S	3.8 ± 0.45	3.8 ± 0.40	2.2 ± 0.3	2.2 ± 0.27
Glucose Levels, mg/dL	108 ± 8.5	108 ± 7.8	371.5 ± 7.8	371.5 ± 8.2
	After Exercise Program
Apelin Levels, ng/mL	1.5 ± 0.26	0.01 ± 0.04	0.48 ± 0.05	0.1 ± 0.02
Tail-Flick Latency, S	2.18 ± 0.45	3.18 ± 0.21	2.6 ± 0.23	4.3 ± 0.29
Glucose Levels, mg/dL	109 ± 5.3	85 ± 4.3	421 ± 7.3	335 ± 5.4

^aValues are expressed as mean ± SD.