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. 2017 Sep 19;61(3):345–349. doi: 10.1515/jvetres-2017-0045

Table 1.

Boar sperm morphometric parameters by staining method (means ± SD)

Item	Staining method

	Eosin-nigrosin	Eosin-gentian dye
	Head length (μm)	8.92^a ±0.5	9.31^b ±0.47
Head width (μm)	4.48^a ±0.33	4.81^b ±0.3
Head perimeter (μm)	27.69^a ±1.85	28.73^b ±1.74
Head are^a (μm²)	33.96^a ±3.74	37.43^b ±3.74
Tail length (μm)	44.31^a ±2.02	45.17^b ±1.66
Sperm length (μm)	53.24^a ±2.18	54.46^b ±1.87

^{a, b}

Differences between average values, represented by different letters in the same row, are significant (P ≤ 0.05)