Table 2.

INM frequencies in meiocyte columns as determined by SBF-SEM at different meiotic stages.

Meiotic stage	Sample (anther fragment)	Examined cells	Cells not involved in INM		Cells involved in INM
			Number	%	Number	%
Premeiosis	1	123	123	100	0	0
	2	67	67	100	0	0
Leptotene	3	94	16	17.02	78	82.98
	4	41	6	14.63	35	85.37
Zygotene	5	64	4	6.25	60	93.75
Pachytene	6	80	80	100	0	0
	7	18	18	100	0	0
	8	17	17	100	0	0