Number Density of Mast Cells in the Primo Nodes of Rats

Table 1 Number density of mast cells in a primo node.

Size class of PN (1,000 mm²)	Rat	No. of MCs	Area of PN (1000 µm²)	No. density (n/1000 µm²)
L (A > 150)	1	500	216	2.3
	2	273	282	1.0
	3	510	259	2.0
	4	238	315	0.8
	5	579	259	2.2
	6	265	181	1.5
	7	427	370	1.2
	8	856	506	1.7
	9	588	165	3.6
	10	375	173	2.2
Av ± SD		461.1 ± 189.2	272.6 ± 105.0	1.9 ± 0.8
M (50 < A < 150)	1	93	88	1.1
	2	54	104	0.5
	3	210	63	3.3
	4	360	94	3.8
	5	261	92	2.8
	6	154	90	1.7
	7	132	106	1.2
	8	350	125	2.8
Av ± SD		201.8 ± 114.3	95.3 ± 17.8	2.2 ± 1.2
S (A < 50)	1	74	17	4.3
	2	46	32	1.5
	3	77	31	2.5
	4	16	13	1.2
	5	60	37	1.6
Av ± SD		54.6 ± 24.9	26 ± 10.4	2.2 ± 1.3

ISSN: 3059-4049