Table 1.

WAT site cell characteristics of young male Wistar rats.

parameter	units	SC WAT	MES WAT	EPI WAT	p
cell counts
adipocyte	cellsx106/g WAT	3.19 ± 0.84	4.59 ± 0.98	2.90 ± 0.35	NS
nucleated stromal cells	cellsx106/g WAT	43.8 ± 7.7	59.8 ± 3.8	27.9 ± 7.3	0.0220
red blood cells	cellsx106/g WAT	108 ± 51	236 ± 57	150 ± 61	NS
cell fragments	106/g WAT	151 ± 50	103 ± 22	105 ± 18	NS
WAT adipocytes recovery	%	70.4 ± 7.6	83.0 ± 8.6	77.2 ± 0.1	–
cell volumes
adipocyte volume	pL/cell	251 ± 30	159 ± 33	309 ± 7	0.0065
nucleated stromal cells	fL/cell	419 ± 28	255 ± 79	256 ± 44	NS
red blood cells	fL/cell	32.4 ± 1.9	32.4 ± 1.9	32.4 ± 1.9	–
red blood cells	% stromal cells	62.8 ± 12.3	79.4 ± 3.3	84.4 ± 2.9	NS
cell fragments and droplets	fL/fragment	<5			–
other tissue data
debris (dry weight)	mg/g WAT	37	59	22	–
water in intact tissue	mg/g WAT	220 ± 63	160 ± 37	64.4 ± 11.2	NS
water in tissue minus debris	mg/g WAT	213 ± 62	152 ± 41	62.9 ± 10.2	NS
fat in intact tissue	mg/g WAT	740 ± 20	744 ± 24	871 ± 12	0.0014
fat in tissue minus debris	mg/g WAT	713 ± 29	701 ± 62	852 ± 1	0.0440
tissue density	g/g WAT	0.9246 ± 0.0130	0.9208 ± 0.0129	0.9282 ± 0.0048	NS
fat density	g/mL WAT	0.922 ± 0.022			–
debris + interstitial space	µl/g WAT	237 ± 97	275 ± 92	145 ± 106	–

The data are the mean ± SD of different [N: PG = 2; MES = 3; SC = 4] 2-rat tissue pools. Statistical significance of the differences between groups (1-way anova). The column p represents the p values corresponding to the effect of WAT site. NS = p > 0.05