Results 21 to 30 of about 39,957 (261)

MODEL FOR COOPERATION BETWEEN BOAR STUDS AND LABORATORIES FOR REPRODUCTION IN BOARS’ SEMEN QUALITY CONTROL

open access: yesArchives of Veterinary Medicine, 2013
In this article we presented procedures and results of boar semen quality control performed at the Scientific Veterinary Institute “Novi Sad” based on continuous cooperation with the farms’ centers for boar semen production.
Aleksandar Milovanović   +3 more
doaj   +1 more source

An Investigation of the Effect of Smoking, Alcohol, and Drug Use on Male Infertility

open access: yesInternational Journal of Body, Mind and Culture, 2022
Background: Infertility in men has increased in recent years. Numerous physical, chemical, biological, and social factors are known to play a role in reducing semen quality, in between, there are high-risk behaviors that affect the quality of semen.
A. Heri Iswanto   +9 more
doaj   +1 more source

Thyroid dysfunction and semen quality [PDF]

open access: yesInternational Journal of Immunopathology and Pharmacology, 2018
Thyroid hormones act on testis in multiple ways and exert their effect on different cell types, including Leydig and Sertoli cells, and germ cells. An excess or deficit of thyroid hormones results in alterations of testis function, including semen abnormalities. More frequently, hyperthyroidism has been associated with reduced semen volume and reduced
Sandro La Vignera, Roberto Vita
openaire   +2 more sources

Increasing sperm production and improving cryosurvival of semen in aged Thai native roosters as affected by selenium supplementation [PDF]

open access: yesAnimal Bioscience, 2023
Objective Aging roosters typically exhibit subfertility with decreasing semen quality, furthermore Thai native roosters reared in rural areas are raised for a longer duration than their usual lifespan.
Supakorn Authaida   +3 more
doaj   +1 more source

Omeprazole and Semen Quality [PDF]

open access: yesBasic & Clinical Pharmacology & Toxicology, 2015
AbstractA number of studies have linked omeprazole, a commonly used acid reducer under the brand name Prilosec, with semen quality. This MiniReview systematically addresses and summarizes the effect of omeprazole on semen quality, and male infertility.
openaire   +2 more sources

Association of occupations with decreased semen quality in eastern China: a cross-sectional study of 12 301 semen donors

open access: yesBMJ Open, 2022
Objectives This study aims to examine the association between occupational factors and semen quality in semen donors in eastern China.Methods We recruited 12 301 semen donors from 2006 to 2020 as the studying population. A self-designed questionnaire was
Jing Huang   +9 more
doaj   +1 more source

Boar management and semen handling factors affect the quality of boar extended semen

open access: yesPorcine Health Management, 2017
Artificial insemination (AI) is the preferred method for reproduction in the majority of the intensive pig production systems Worldwide. To this end, fresh extended ready-to-use semen doses are either purchased from AI-centres or produced by boars kept ...
Alfonso Lopez Rodriguez   +3 more
doaj   +1 more source

Vitamin B12 and Semen Quality [PDF]

open access: yesBiomolecules, 2017
Various studies have revealed the effects of vitamin B12, also named cobalamin, on semen quality and sperm physiology; however, these studies collectively are still unsummarized. Here, we systematically discuss and summarize the currently understood role of vitamin B12 on semen quality and sperm physiology.
openaire   +3 more sources

Environmental factors and semen quality

open access: yesInternational Journal of Occupational Medicine and Environmental Health, 2009
An increasing number of reports suggest that chemical and physical agents in the environment, introduced and spread by human activity, may affect male fertility in humans. This article aims at evaluating the impact of environmental exposures (pesticides, phthalates, PCBs, air pollution, trihalomethanes (THMs), mobile phones) on semen quality, by ...
Jurewicz, Joanna   +3 more
openaire   +3 more sources

Semen characteristics and production potential of Toraya Buffalo at UPT-PIBPS Pucak, South Sulawesi [PDF]

open access: yesBIO Web of Conferences
This study aimed to evaluate the fresh semen characteristics, frozen semen production potential, and frozen semen quality of Toraya buffaloes at the Technical Implementation Unit for Artificial Insemination Services and Semen Production (UPT-PIBPS) Pucak,
Maulana Tulus   +5 more
doaj   +1 more source

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