30 results for “Birth Weight”

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Research ArticleOpen accessPhrase in the titleLow-Birth Weight and Pre-Term Delivery in Relation to Lopinavir/Ritonavir Use in PregnancyJorge Senise, Reisson Cruz, Ricardo Palacios et al.The toxic potential of nevirapine in pregnant women with CD4 count over 250 cells mm-3 and the unsatisfactory efficacy of nelfinavir in patients with baseline Viral Load (VL) over 100,000 copies mL-1 has prompted the use of Lopinavir/ritonavir (LPV/r) in selected situations. This study aims to assess safety of LPV/r in pregnancy. Medical records from pregnant women receiving LPV/r were … …American Journal of Infectious Diseases, Vol. 4, Issue 4 · 31 Dec 2008 · 6,954 accessesView PDF Cite

Research ArticleOpen accessPhrase in the titleCow Efficiency, Relative-Birth Weight and Subsequent Pre-Weaning Growth Performance of Nguni CattleTakalani Judas Mpofu, Khathutshelo Agree Nephawe, Muzi Mandla Ginindza et al.The objective of this study was to evaluate factors influencing Cow Efficiency (CE), Relative-Birth Weight (R-BW), and subsequent pre-weaning growth performance of Nguni cattle in Limpopo Province, South Africa. Factors that were considered were dammed weight at calving, agro-ecological zone, the season of birth, sex of calves, parity, and dam age. Data from Nguni cows and their calves (n = … …American Journal of Animal and Veterinary Sciences, Vol. 17, Issue 2 · 23 May 2022 · 7,141 accessesView PDF Cite

Research ArticleOpen accessPhrase in the titleThe Relationship between Demographic Factors and Low Birth Weight InfantsYatnita Parama Cita, ResmiatiProblem statement: To identify demography factor relation that is study, education storey; level, mother age and also social economics status to occurrence of LBW in RSCM Jakarta. Approach: Type this studied is analytic survey with cross sectional design. Population in this studied is all noted mothers bear during year 2006 counted 2.755 with sample equal to 125 mothers. This studied … …International Journal of Research in Nursing, Vol. 1, Issue 1 · 30 Jun 2010 · 9,249 accessesView PDF Cite

Research ArticleOpen accessEvery word in the titleNose Color of Charolais × British Crossbred Beef Steers Alters Body Weight at a Common Degree of Fatness and Marbling Score in Steers Reared Under Similar Management from Birth through FinishingZachary K. SmithThis study evaluated differences in nose color (Black or Pink) on carcass traits and mature body weight in Charolais × British crossbred beef steers. Steers (n = 180; 280±18.2 kg) were weaned and fed for 244 days until harvest. The hypothesis was that steers with black noses had Black Angus dams and that steers with pink noses had Red Angus … …American Journal of Animal and Veterinary Sciences, Vol. 15, Issue 4 · 7 Oct 2020 · 6,836 accessesView PDF Cite

Research ArticleOpen accessIn the keywordsEvaluation of Relationships Between Some Growth Traits Measured at Birth and Weaning in South African Non-Descript Goat Kids using Canonical Correlation AnalysisKwena Mokoena, Thobela Louis TyasiThe study was conducted to assess the association among 6 different growth traits viz; X set- Birth Weight (BW), Heart Girth (HG), Rump Height (RH), Sternum Height (SH), Body Length (BL), Withers Height (WH), assessed at birth and viz; Y Set- Heart Girth (HG_3), Body Length (BL_3), Rump Height (RH_3), Weaning Weight (WW), Withers Height (WH_3), Sternum Height (SH_3) at … …American Journal of Animal and Veterinary Sciences, Vol. 16, Issue 3 · 12 Aug 2021 · 6,999 accessesView PDF Cite

Research ArticleOpen accessIn the keywordsRelationship of Longevity with Productive and Reproductive Variables in Nelore Cows of the Bolivian TropicIkeda Atsuko, Barbona Ivana, Yoichiro Hayashi et al.The objective of this study was to evaluate the relationship between longevity with productive and reproductive efficiency variables of Nelore cows in grazing systems in the Bolivian tropics. Retrospective data corresponding to the period 1992-2019, belonging to the Cooperativa Agropecuaria Integral San Juan de Yapacaní and the Foundation Technology Center on Agriculture and Livestock, Santa Cruz-Bolivia were used. The data … …American Journal of Animal and Veterinary Sciences, Vol. 15, Issue 4 · 2 Dec 2020 · 6,626 accessesView PDF Cite

InvestigationOpen accessIn the keywordsProductive and Biological Features of Kazakh Fine-Wool Sheep in the Conditions of the Almaty RegionKairat Alimgozhaevich Iskakov, Beibit Turganbekovich Kulatayev, Gulshad Makhambetovna Zhumagaliyeva, Pere Miquel Pares CasanovaKazakh fine-wool sheep bred in semiarid and desert zones of the Kazakhstan South-East are most widely spread in the Republic. However, most sheep do not satisfy the respective requirements of the breed in terms of productivity and especially reproductive capacity. Consequently, increasing the breeding performance and yield of commercial lambs is one of the most urgent issues in fine-wool sheep … …OnLine Journal of Biological Sciences, Vol. 17, Issue 3 · 7 Aug 2017 · 8,261 accessesView PDF Cite

Research ArticleOpen accessIn the abstractPostnatal Muscle Growth and Allometry in Anatomical Regions of Russian Black-Pied Heifers and their Crosses With Hereford and Charolais Under Intensive RearingIvan Petrovich Prokhorov, Grigorii Sergeyevich Shekhovtsev, Yulia Vasilevna ShoshinaCrossbreeding dairy cattle with specialized beef breeds is an effective strategy to increase beef production, yet data on muscle growth patterns in crossbred heifers remain limited. This study aimed to evaluate the growth intensity and redistribution of muscle mass in anatomical regions of carcasses in Russian Black-Pied heifers and their crosses with Hereford and Charolais breeds. A scientific experiment was … …American Journal of Animal and Veterinary Sciences, Vol. 21, Issue 2 · 10 Aug 2026 · 920 accessesView PDF Cite

Research ArticleOpen accessIn the abstractProduction and Reproduction of Primiparous Guinea Pigs Concerning Lysine LevelsYasmeen Camila Vargas-Jauja, Karin Marleny Casilla-Huallpa, Liz Beatriz Chino-Velasquez et al.The development of breeding animals is essential to ensure the productivity of guinea pigs, so an adequate supply of nutrients is required. However, information on their nutritional requirements is limited, particularly with regard to amino acids such as lysine, wich affects their productive performance. We evaluated the effects of dietary lysine levels (0.84, 1.01, 1.18, and 1.34%) on prim parous … …American Journal of Animal and Veterinary Sciences, Vol. 20, Issue 2 · 28 May 2025 · 5,467 accessesView PDF Cite

Research ArticleOpen accessIn the abstractSelection of Kalmyk Cattle in KazakhstanAnuarbek Temirbekovich Bissembayev, Alzhan Smailuly Shamshidin, Zhanat Maratovich Kasenov et al.The purpose of the study is to determine the precocity of Kalmyk cattle breeding stock in Kazakhstan and the accuracy of productivity assessment by indices of breeding value. It is established that calves are born with a live weight of 22.4-25.7 kg, at the age of six months they reach a live weight of 165.2-175.3 kg. The average daily increase … …OnLine Journal of Biological Sciences, Vol. 24, Issue 1 · 23 Nov 2023 · 5,716 accessesView PDF Cite