MORPHOLOGICAL DEVELOPMENT AND SEX OF BOVINE INVITRO-FERTILIZED EMBRYOS

被引:125
作者
AVERY, B
JORGENSEN, CB
MADISON, V
GREVE, T
机构
[1] ROYAL VET & AGR UNIV,DEPT CLIN STUDIES REPROD,DK-1870 COPENHAGEN,DENMARK
[2] ROYAL VET & AGR UNIV,DEPT ANIM SCI & ANIM HLTH,DIV ANIM GENET,DK-1870 COPENHAGEN,DENMARK
关键词
PCR; PRIMER; SEXING; GROWTH RATE; BLASTOCYST;
D O I
10.1002/mrd.1080320312
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Bovine in vitro-fertilized embryos at the blastocyst stage were collected at days 7, 8, and 10 postinsemination and sex was determined via the polymerase chain reaction (PCR) to compare the embryonic development with the sex of the embryos. The percentages of males (sex ratio) after division of the embryos into three developmental groups were 68%, 48%, and 35% in the fast, intermediate, and slow groups, respectively (P = 0.014). The percentages of males on days 7, 8, and 10 were 60%, 40% and 33%, respectively (P = 0.043). The average sex ratio for the whole material was 50%. It is thus concluded that male bovine preimplantation embryos develop faster than female embryos.
引用
收藏
页码:265 / 270
页数:6
相关论文
共 22 条
[1]   DIFFERENTIAL CLEAVAGE RATES AND SEX DETERMINATION IN BOVINE EMBRYOS [J].
AVERY, B ;
BAK, A ;
SCHMIDT, M .
THERIOGENOLOGY, 1989, 32 (01) :139-147
[2]   SEX AND DEVELOPMENT IN BOVINE INVITRO FERTILIZED EMBRYOS [J].
AVERY, B ;
MADISON, V ;
GREVE, T .
THERIOGENOLOGY, 1991, 35 (05) :953-963
[3]  
AVERY B, 1989, J REPROD FERTIL, V87, P627, DOI 10.1530/jrf.0.0870627
[4]  
AVERY B, 1989, ACTA VET SCAND, V30, P147
[5]  
ITOH S, 1986, JAP J ANIM AI RES, V8, P95
[6]  
KRAG-OLSEN B, 1989, Ugeskrift for Laeger, V151, P2721
[7]   BOVINE EMBRYO MORPHOLOGY AND EVALUATION [J].
LINDNER, GM ;
WRIGHT, RW .
THERIOGENOLOGY, 1983, 20 (04) :407-416
[8]   THE EFFECT OF ENDOTOXIN-CONTAMINATED MEDIUM ON INVITRO FERTILIZATION AND DEVELOPMENT OF BOVINE OOCYTES MATURED INVITRO [J].
MADISON, V ;
GREVE, T ;
AVERY, B ;
WAMBERG, T .
REPRODUCTION NUTRITION DEVELOPMENT, 1991, 31 (02) :159-165
[9]   SELECTION OF IMMATURE BOVINE OOCYTES FOR DEVELOPMENTAL POTENTIAL INVITRO [J].
MADISON, V ;
AVERY, B ;
GREVE, T .
ANIMAL REPRODUCTION SCIENCE, 1992, 27 (01) :1-11
[10]  
MARQUANTLEGUIEN.B, 1991, 7TH EUR EMBR TRANS A