Morphological development and sex of bovine in vitro‐fertilized embryos
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Morphological development and sex of bovine in vitro‐fertilized embryos. / Avery, Birthe; Jørgensen, Claus B.; Madison, Valerie; Greve, Torben.
I: Molecular Reproduction and Development, Bind 32, Nr. 3, 07.1992, s. 265-270.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Morphological development and sex of bovine in vitro‐fertilized embryos
AU - Avery, Birthe
AU - Jørgensen, Claus B.
AU - Madison, Valerie
AU - Greve, Torben
PY - 1992/7
Y1 - 1992/7
N2 - 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.
AB - 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.
KW - Blastocyst
KW - Growth rate
KW - PCR
KW - Primer
KW - Sexing
UR - http://www.scopus.com/inward/record.url?scp=0026635606&partnerID=8YFLogxK
U2 - 10.1002/mrd.1080320312
DO - 10.1002/mrd.1080320312
M3 - Journal article
C2 - 1497876
AN - SCOPUS:0026635606
VL - 32
SP - 265
EP - 270
JO - Molecular Reproduction and Development
JF - Molecular Reproduction and Development
SN - 1040-452X
IS - 3
ER -
ID: 234883831