Results 41 to 50 of about 4,601 (190)

Pesquisas em reprodução fomentam mudanças tecnológicas na suinocultura. [PDF]

open access: yes, 2017
Projeto: 11.11.11 ...
SCHEID, I. R., SILVEIRA, P. R. S.
core  

A case of pathological dilatation of seminal vesicle with chief complaint of male infertility [PDF]

open access: yes, 1989
A 32-year-old man with the chief complaint of male infertility for two years was admitted to our clinic for extensive examination of azoospermia. Physical examination revealed no abnormal findings in the bilateral testis, epididymis or prostate except ...
久保田, 洋子   +4 more
core  

Assisted Reproductive Technologies: Impact on Parenthood Law [PDF]

open access: yes
This study analyses changes in parenthood law as a consequence of using assisted reproductive technologies (ART) for bearing a child, particularly focusing on the following treatments: ova donation, surrogate motherhood, homologous artificial ...
Kovaček Stanić, Gordana
core   +2 more sources

Animal breeding in organic farming [PDF]

open access: yes, 2001
After a general introduction into the available breeding techniques for animal breeding and an overview of the organic principles, points for discussion are identified and scenario's for organically accepted breeding methods are ...
Baars, T.   +4 more
core   +1 more source

Studies on the sperm reservoir of the pig oviduct [PDF]

open access: yes, 2003
During sperm transport in the female pig a proportion of spermatozoa are arrested, often for 24 h or more, in a particular segment of the utero-tubal junction (UTJ) and the adjacent tubal isthmus, where a sperm reservoir (SR) is built up.
Tienthai, Paisan
core  

Transgenic animals - review paper [PDF]

open access: yes, 2006
Developments in the biological sciences in the last years have changed mankind's ability to manipulate the genetics, cell biology and physiology of biological organisms. These techniques, collectively termed biotechnology, create the opportunity for
Blundell, Renald
core  

The Use of Zinc Finger Protein Gene to Detect the Presence of Y Chromosome in the Cow [PDF]

open access: yes, 1996
Total genomic DNA from 24 normal cows and a normal male cattle were isolated from leucocyte preparation. Polymerase Chain Reaction (PCR) amplification of these genomic DNA using the PI-5EZ and P2-3EZ primers for ZFX/ZFY gene resulted in a fragment of ...
Shamsuddin, Shaharum
core  

R-039. Homologous artificial insemination in human reproduction [PDF]

open access: yesHuman Reproduction, 1997
J.M. Curto   +4 more
openaire   +1 more source

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