Table 1

Nuclear swelling and polar body formation at 15 h after fusion in porcine embryos reconstructed by transferring confluent (CON) or nocodazole-treated (NOC) cells into enucleated M I oocytes






No. of embryos with













Condensed chromatin














No. of

No

One &
Swollen nucleus











No. of
 complexes
 No. of embryos
 chromatin

polar
 Total

Total










Donor
 trials
 Treated
 Fused (%)a
 Examined
 Surviving
 /nucleus
 One
 Two
 body (%)b
 (%)b
 One
 Two
 (%)b
CON
 3
 128
 77 (60.2)c
 40
 40
 4
 34
 0
 0(0)
 34 (85.0)c
 2
 0
 2 (5.0)
NOC
 4
 248
 64 (25.8)d
 32
 30
 10
 9
 6
 4(13.3)
 19 (63.3)d
 0
 1
 1 (3.3)

aPercentage of complexes treated. bPercentage of embryos surviving. c-dValues with different superscripts are significantly different (P < 0.05).

Miyoshi et al. BMC Developmental Biology 2001 1:12   doi:10.1186/1471-213X-1-12