. 2014 Jul-Sep;6(3):140–146.

Table 1.

Dog sperm head decondensation with different sources after intracytoplasmic injection into sheep oocytes

Source of sperm	Oocyte activation	Injected oocytes	Pronucleus no. (%)			Nucleus no. (%)

			1	2	>2	Metaphase plate	Condensed	Fragmented
Epididymis
	-	52	7(13.5) ^a	2(3.8) ^a	2(3.8)	20(38.5) ^a	20(38.5) ^a	3(5.8)
	+	108	67(62) ^b	18(16.7) ^b	2(1.8)	21(19.4) ^b	10(9.2) ^b	2(1.8)
Testis
	-	33	4(12.1) ^a	1(3) ^a,b	-	15(45.4) ^a	14(42.4) ^a	1(3)
	+	104	78(75) ^b,d	13(12.5) ^a,b	1(0.9)	9(8.6) ^c	2(1.9) ^b	1(0.9)
Xenograft
	-	36	13(36.1) ^c	1(2.8) ^a,b	-	21(58.3) ^a	4(11.1) ^b	-
	+	95	73(76.8) ^d	16(16.8) ^b	4(4.2)	2(2.1) ^c	2(2.1) ^b	1(1)

^a-d

Numbers with different lowercase superscript in the same column differ significantly (p<0.05)