Zobrazeno 1 - 10
of 34
pro vyhledávání: '"M.S El-Belely"'
Publikováno v:
Animal Reproduction Science. 84:73-82
The effect of Trypanosomiasis on concentrations of plasma steroids and semen characteristics was studied in 24 dromedary bulls. Based upon the parasitological and serological diagnosis, 18 bulls were found infected with Trypanosoma evansi (Group 2) a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::caae439ab5ffb35bf84b757cf66bda55
https://doi.org/10.1016/j.anireprosci.2003.10.013
https://doi.org/10.1016/j.anireprosci.2003.10.013
Akademický článek
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Publikováno v:
Small Ruminant Research. 38:45-49
Semen was collected during the breeding season from rams by electroejaculation from two native (13 Najdi and 8 Naemi) and three imported (6 Merino, 7 Somalian and 9 Sudanese) sheep breeds. There was a marked reduction in sperm concentration and the p
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::03872942cf2ecd91d7d4876bf768944d
https://doi.org/10.1016/s0921-4488(00)00137-1
https://doi.org/10.1016/s0921-4488(00)00137-1
Publikováno v:
The Journal of Agricultural Science. 135:203-209
Thirty-two pregnant ewes (Saudi breeds) selected during 1998 and 1999, were studied throughout the whole gestational length and around parturition. Concentrations (mean± S.E. ) of plasma progesterone (3·9±0·28 ng/ml), oestradiol-17β (20·5±2·3
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4261578d6cdf95137ec9cc963230ddd8
https://doi.org/10.1017/s0021859699008114
https://doi.org/10.1017/s0021859699008114
Publikováno v:
Animal Reproduction Science. 62:297-307
There is a paucity of information regarding the influence of plasma testosterone concentrations and inorganic cations secreted in the different seminal fractions on the spermatozoon activity throughout the reproductive life of the one-humped camels.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1f5bc87b503a766d6d25ac29ffdf0c7d
https://doi.org/10.1016/s0378-4320(00)00146-9
https://doi.org/10.1016/s0378-4320(00)00146-9
Publikováno v:
Animal Reproduction Science. 32:237-244
The study used 36 mature (4–25 years of age) and healthy Arabian horses reared at a government stud near Cairo. A total of 75 ejaculates was collected from these animals during a complete annual cycle and included 53 ejaculates from 30 stallions to
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d0f2d4d4bb72e1a3883a0c3114aa48f1
https://doi.org/10.1016/0378-4320(93)90095-9
https://doi.org/10.1016/0378-4320(93)90095-9
Akademický článek
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Autor:
M.S El-Belely, A.A Al-Qarawi
Publikováno v:
Veterinary journal (London, England : 1997). 167(2)
Twenty bulls, aged 7–12 years and selected from six dromedary farms were used in this study. Fifteen previously fertile animals were divided into fertile (controls) and infertile groups on the basis of abnormal scrotal contents following palpation
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c6209cbc76af64ac88c0c93343e85a58
https://pubmed.ncbi.nlm.nih.gov/14975395
https://pubmed.ncbi.nlm.nih.gov/14975395
Publikováno v:
Animal reproduction science. 74(1-2)
Three ejaculates from each of 14 dromedary bulls were collected at 7-day intervals and diluted to 50 x 10 (6) spermatozoa per ml with sodium citrate (2.9%) seminal extender. Spermatozoal concentrations, motility percentages and velocity measures were
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::556b061fafae404f2e9391d6f18b7ccc
https://pubmed.ncbi.nlm.nih.gov/12379370
https://pubmed.ncbi.nlm.nih.gov/12379370
Publikováno v:
Veterinary journal (London, England : 1997). 162(3)
We obtained the paired testes from 66 clinically healthy camels during two consecutive breeding seasons. Testicular tissues were examined for peripubertal changes in histological structure as well as spermatogenic and steroidogenic activities. Cellul
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a18ca5bdfd5bca995fbc82044b0f6462
https://pubmed.ncbi.nlm.nih.gov/11681875
https://pubmed.ncbi.nlm.nih.gov/11681875