Fetal bovine serum (FBS) is a common component of animal cell culture media. It is harvested from bovine fetuses taken from pregnant cows during slaughter. FBS is commonly harvested by means of a cardiac puncture without any form of anaesthesia. Fetuses are probably exposed to pain and/or discomfort, so the current practice of fetal blood harvesting is inhumane. Apart from moral concerns, sever...

introduction maternal and fetal characteristics can be effect on optimism which vary among different cultures and countries. so the aim of this study was to determine prenatal optimism and its relationship with fetal and maternal characteristics in primiparous women. materials and methods this research study was a descriptive cross - sectional. the statistical populations consisted of 240 pregn...

Infectious reproductive diseases have great potential to create significant damage to reproductive efficiency and therefore profitability for the beef herd. Pathogens causing reproductive diseases include: bovine viral diarrhea (BVD), infectious bovine rhinotracheitis (IBR), Leptospira, Tritrichomonas foetus, Campylobacter fetus subsp. venerealis (“vibrio”) and Neospora caninum, among others. M...

The effects of daily metabolizable energy intakes of 9.5 (low), 15.4 (medium) and 24.9 (high) Mcal in pregnant yearling heifers on maternal serum metaboli te concentrations and on fetal development as indicated by RNA, DNA and protein concentrations in liver and semitendinosus muscle were studied in 88 crossbred heifers. Pregnant heifers were slaughtered at 90, 120, 150, 180, 210, 240 and 255 d...

A cross-sectional study was conducted from December, 2019 to May, 2020 with the aim of determining seroprevalence and identifying potential risk factors brucellosis in dairy cows recent cases abortion their owners farm workers selected sites central highland Oromia, Ethiopia. The overall bovine human 0.61% (95%CI: 0.016–2.09) 1.21% 0.032–4.27) using combined RBPT CFT tests, respectively. late s...