In vitro assessment of some sperm function following exposure to levonorgestrel in human fallopian tubes

Table 4 Percentage of spermatozoa with acrosomal reaction according to the side with or without ovarian follicle and according to the segment of the fallopian tube and treatment

	LNG in the medium	N	Acrosome reacted spermatozoa (%) (Mean ± SEM)	p-value
With ovarian follicle
Isthmus				0.15
	Yes	4	7.9 ± 3.2
	No	5	19.9 ± 3.9
Ampulla				0.35
	Yes	4	7.5 ± 1.9
	No	5	11.2 ± 2.5
Medium				0.77
	Yes	3	5.5 ± 3.1
	No	5	2.8 ± 3.8
Without ovarian follicle
Isthmus				0.42
	Yes	5	21.0 ± 3.8
	No	4	17.1 ± 3.4
Ampulla				0.40
	Yes	5	10.4 ± 1.5
	No	3	6.3 ± 2.6
Medium				0.54
	Yes	6	5.5 ± 2.6
	No	4	5.1 ± 1.5

Medium: refers to the medium used in the experiments in which the tubes were immersed during incubation.

ISSN: 1477-7827