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21.999  Articles
1 of 2.201 pages  |  10  records  |  more records»
The treatment of married couples with a combination of male and female infertility factors is quite complicated and often requires assisted reproductive technologies (ART), but according to ESHRE, after ICSI, the pregnancy rate is 28.4% for aspiration and... see more

The sperm morphology is one of the factors determining semen quality besidessperm motility and concentration. An important role in this aspect plays someenzymes which are estimated in raw semen plasma. The examination of numerouspopulations of stallions o... see more

The compound of 2-methoxyethanol (2-ME) is one of toxic materials that potentially damage male reproductive organs. This compound can enter the body by various means of direct contact through the skin, respiratory and digestive tract. This compound can ca... see more

Background: In vitro fertilization (IVF) is one of the assisted reproductive technology that has been used in treating infertility. Unfortunately, not every IVF procedure achieves 100% success in fertilizing the oocyte. It has been studied that the percen... see more

The percentage of sperm motility and morphology are important criteria in evaluating the quality of sperm before it is used for artificial insemination (AI). This study was conducted to observe post thawing motility and abnormal morphology of spermatozoa ... see more

Testicular morphology and sperm motility were evaluated in cultured Clarias gariepinus (n = 25) purposively assigned to five groups according to their age. The results showed that the testes were paired, elongated, dorso-ventrally flattened structures, si... see more

AbstractSperm must remain motile in order to reach and penetrate the ovum and defects in the ultrastructure of the tail can have an adverse influence on motility. Live spermatozoa were collected from the cauda epididymis of 64 impala rams in the Kruger Na... see more

Abstract · When females copulate with multiple males, selection on spermatozoa can reduce variation in sperm morphology. We describe sperm morphology for a polygynous lek-breeding suboscine, the Wire-tailed Manakin (Pipra filicauda). Total sperm length av... see more

Abstract · When females copulate with multiple males, selection on spermatozoa can reduce variation in sperm morphology. We describe sperm morphology for a polygynous lek-breeding suboscine, the Wire-tailed Manakin (Pipra filicauda). Total sperm length av... see more

1 of 2.201 pages  |  10  records  |  more records»