Table 3.

Sets of Serial Thin Sections Performed on Guinea Pig Skin that Encompassed the Pores through which Neutrophils Emigrated across Venular Endothelium or Pericytes in Response to Locally Injected FMLP

Venular endothelium								Pericytes
Set		Time after FMLP		W/P		No. serial sections		Set		Time after FMLP		W/P		No. serial sections
		min								min
1		60		W		83
2		60		W		65		1		60		W		25
3		60		W		45		2*		60		W		27
4		60		W		95		3*		60		W		57
5		60		W		53		4		60		W		90
6		60		W		74		5		60		W		35
7		60		W		33		6		60		W		33
8		60		W		45		7		60		W		46
9		60		W		7		8		60		W		40
10		60		W		35		9*		60		W		55
11*		60		W		26		10*		60		W		77
12		15		P		15		11		60		W		75
13		15		P		7		12		60		W		49
14		15		P		41		13		60		P		45
15		15		P		32		14		60		P		85
16		15		P		16		15		60		P		31
17		15		P		42		16		60		P		32
18		15		P		41		17		60		P		26
19		15		P		8		18		60		P		29
20		15		P		29		19		60		P		33
21		15		P		41		20		60		P		38
22		15		P		10
23		30		P		44
24		30		P		12
25		30		P		23
26		60		P		45
27		60		P		38

W, whole; P, part.  

^* Indicates that interpretation was not definitive as to whether neutrophil passed through endothelium or pericyte entirely by a transcellular route.