Table IV.

Hematological Parameters in the Rat^a

		Erythrocyte parameters (mean values)
		Erythrocyte (X106mm3)		PCV(%b)		Hemoglobin (gm/dl)		MCV (fl)c		MCHC (%)d
Stock/strain	Age (weeks)	M	F	M	F	M	F	M	F	M	F
Crl.CD(SD)BR	8	7.98	7.44	43	41	14.9	14.2	54	55	35	35
	12	8.32	7.6	44.5	41.5	15.3	14.5	53	55	34	35
Crl:(WI)BR	6–8	6.46	6.92	36	38	13.5	14.1	56	55	37	36
	19–21	8.31	7.81	41	40	16.0	15.6	53	50	38	39
	32–34	8.4	7.8	42	40.7	15.5	16.3	50	52	37	40
CDF(F-344)CrlBR	6–8	5.38	5.35	43	40	14.9	14.0	79	76	35	35
	19–21	7.62	7.0	46	50	15.3	16.4	61	72	33	36
	32–34	5.51	5.05	49	42	16.6	15.0	89	83	34	36
Hsd:SD	11–12	7.05	6.68	41.7	39.9	15.1	15.0	59.2	59.7	36.3	37.8
Hsd:WI	11–12	7.85	7.06	43.8	39.5	16.2	14.7	55.8	56.0	37.2	37.1
F-344/NHsd	11–12	8.61	7.32	44.9	40.1	16.7	14.7	52	49.8	37.4	36.7
Tac:N(SD)fBR	6	7.1	6.9			15.5	14.6
	10–12	7.82	8.1			16.4	16.65
Tac: Sim(LE)	11	8.0	7.3	45.2	40.7	14.5	13.4	56	56	32.0	32.9

		Leukocyte parameters (mean values)
		WBC (× 103)		Neutrophil		Lymphocyte		Monocyte (differential %)		Eosinophil		Basophil
Stock/strain	Age (wee ks)	M	F	M	F	M	F	M	F	M	F	M	F
Crl:CD(SD)BR	8	11.82	9.28	10	10	84	86	2.6	2.3	1	1	<1	<1
	12	11.25	8.79	11	9	83	85	2.6	2.3	1	1	<1	<1
Crl:(WI)BR	6–8	8.66	6.96	12	13	85	84	2	2	1	1	0	0
	19–21	9.37	8.43	15	17	82	80	2	2	1	1	0	0
	32–34	7.8	6.0	18	23	80	75	0	0	2	2	0	0
CDF(F-344)CrlBR	6–8	6.4	5.5	17	14	78	83	4	3	1	1	0	0
	19–21	8.2	8.3	30	43	68	52	1	5	1	1	0	0
	32–34	4.7	6.9	52	38	46	56	2	4	1	1	0	0
Hsd:SD	11–12	4.5	4.9	29	30	65	64	<3	<3	<2	<2	<3	<2
Hsd:WI	11–12	15.2	7.7	12	12	87	83	<1	<4	<1	<1	<1	<1
F-344:NHsd	11–12	5.8	5.4	17	15	81	79	<2	<4	<1	<2	<1	<1
Tac:N(SD)fBR	6	6.8	4.8	8.2	9.7	91.6	89.8	0	0	0	0	0	0
	10–12	5.24	6.71	11.33	13.88	88.11	85.75	0	0	0	0	0	0
Tac: Sim(LE)	11	9.3	7.4	17.2	21.8	80.8	75.9	1.2	1.2	0.9	1.1	0	0

^aDerived from vendor data.

^bPCV, packed cell volume

^cMCV, mean corpuscular volume

^dMCHC, mean corpuscular hemoglobin contact