Hemoglobin content, hematocrit percent,

Group	Parameter	Human subjects		Experimental animals
Group	Parameter	Normal	Lead exposed	Control	Low dose exposure (2000 ppm)	High dose exposure (4000 ppm)
Hb (g/dl)		16.42 ± 1.84	10.04^a ± 1.56	14.36 ± 0.63	11.83^a ± 1.07	8.76^a,b ± 0.65
Ht %		45.54 ± 3.37	41.68^a ± 2.94	40.03 ± 3.2	38.31 ± 2.5	26.35^a,b ± 2.4
RBCs (x106/mm3)		6.20 ± 0.87	4.78^a ± 0.51	8.47 ± 0.49	7.66^a ± 0.68	6.04^a,b ± 0.47
WBCs (x103/mm3)		7.77 ± 1.74	7.49 ± 2.55	1.97 ± 0.64	4.98^a± 0.85	7.85^a,b ± 0.64

Results are presented as means ± SD (n=8 for each mice group and 15 for human group)
a=Significant difference (P<0.05) comparing to the normal control group (mice or human)
b=Significant difference (P<0.05) comparing to 2000 ppm lead acetate (low dose) group

Table 1: Hemoglobin content, hematocrit percent, erythrocytes and leucocytes count in control and different lead exposed mice and human.

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