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Table 3 Blastocyst nuclei counts and blastocyst quality (mean ± SEM)

From: Single layer centrifugation-selected boar spermatozoa are capable of fertilization in vitro

Treatment Ratio oocyte: spermatozoa

n

Blastocyst cell number

n

Blastocyst quality grade

Control 1:50

32

42.7 ± 3.3

35

2.07 ± 0.11

Control 1:100

44

39.2 ± 2.4

50

1.94 ± 0.10

SLC 1:50

47

41.4 ± 2.2

45

1.79 ± 0.08

SLC 1:100

36

41.7 ± 2.3

39

2.19 ± 0.13

SLC 1:300

10

41.3 ± 4.2

13

2.00 ± 0.24

  1. There were no significant differences between groups. The number of blastocysts analyzed is indicated (n). Blastocyst quality grade range was 1 to 4, where grade 1 is the best grade.
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Acta Veterinaria Scandinavica

ISSN: 1751-0147