Results 81 to 90 of about 100,178 (304)

A disparate trace element metabolism in zebu (Bos indicus) and crossbred (Bos indicus × Bos taurus) cattle in response to a copper-deficient diet1 [PDF]

open access: yesJournal of Animal Science, 2014
Copper deficiency is a commonly diagnosed problem in cattle around the globe. In Jimma, Ethiopia, 8 zebu (Bos indicus) and 8 zebu ×: Holstein Friesian cross (Bos taurus ×: Bos indicus) heifers were used in an 11-wk study to investigate breed type differences and effects of Cu deficiency on concentrations of trace elements in plasma and edible tissues ...
Dermauw, Veronique   +8 more
openaire   +4 more sources

AVALIAÇÕES DA PARASITEMIA, DO HEMATÓCRITO E DOS NÍVEIS BIOQUÍMICOS SÉRICOS, DE BEZERROS NELORE (Bos indicus), INOCULADOS COM ISOLADOS DE Babesia bigemina (Smith & Kilborne, 1893) DAS REGIÕES SUL, SUDESTE, CENTRO-OESTE, NORDESTE E NORTE DO BRASIL

open access: yesCiência Animal Brasileira, 2006
Avaliaram-se a parasitemia, o hematócrito e os níveis séricos de bilirrubina total, creatinina, uréia e colesterol de bezerros Nelore (Bos indicus) inoculados com isolados de Babesia bigemina das cinco regiões fisiográficas do Brasil. Constatou-se que os
Dirson Vieira   +5 more
doaj   +1 more source

Buffaloes in South America: A Promising and Sustainable Source of Dairy Proteins and Agro‐Industrial Development

open access: yesSustainable Food Proteins, Volume 3, Issue 3, September 2025.
Buffalo (Bubalus bubalis) production represents a sustainable alternative to meet the growing demand for high‐quality proteins. Particularly, buffalo milk stands out for its excellent nutritional profile and technological potential, making it a valuable resource for the dairy industry.
Franco Emanuel Vasile   +4 more
wiley   +1 more source

Accuracy of genomic predictions in Bos indicus (Nellore) cattle [PDF]

open access: yesGenetics Selection Evolution, 2014
Nellore cattle play an important role in beef production in tropical systems and there is great interest in determining if genomic selection can contribute to accelerate genetic improvement of production and fertility in this breed. We present the first results of the implementation of genomic prediction in a Bos indicus (Nellore) population ...
Neves, Haroldo Hr   +13 more
openaire   +6 more sources

Treatments to Optimize the Use of Artificial Insemination and Reproductive Efficiency in Beef Cattle under Tropical Environments

open access: yesVeterinary Medicine International, 2011
Bos indicus cattle, the preferred genetic group in tropical climates, are characterized by having a lower reproductive efficiency than Bos taurus. The reasons for the poorer reproductive efficiency of the Bos indicus cows include longer lengths of ...
Ocilon Gomes de Sá Filho   +1 more
doaj   +1 more source

Quantitative trait locus affecting birth weight on bovine chromosome 5 in a F2 Gyr x Holstein population

open access: yesGenetics and Molecular Biology, 2005
Segregation between a genetic marker and a locus influencing a quantitative trait in a well delineated population is the basis for success in mapping quantitative trait loci (QTL). To detect bovine chromosome 5 (BTA5) birth weight QTL we genotyped 294 F2
Gustavo Gasparin   +7 more
doaj   +1 more source

Population Structure, and Selection Signatures Underlying High-Altitude Adaptation Inferred From Genome-Wide Copy Number Variations in Chinese Indigenous Cattle

open access: yesFrontiers in Genetics, 2020
Copy number variations (CNVs) have been demonstrated as crucial substrates for evolution, adaptation and breed formation. Chinese indigenous cattle breeds exhibit a broad geographical distribution and diverse environmental adaptability. Here, we analyzed
Yaran Zhang   +13 more
doaj   +1 more source

GENET TIC POLYM IN MORPHISM INDONESI OF mt-DN IAN DOMES NA CYTOCH STIC CATT HROME B ( TLE (CYT B) [PDF]

open access: yes, 2009
cytochro javanicu restrictio cattle br breeds. were cle subjecte showed Bali catt haplotyp indicated the cattl polymor Key wo The aim of t ome b (cyt us).
Artama, Wayan A.   +2 more
core  

New developments in biotechnology applied to animals: An assessment of the adequacy and sufficiency of current EFSA guidance for animal risk assessment

open access: yesEFSA Journal, Volume 23, Issue 8, August 2025.
Abstract EFSA was requested by the European Commission to provide a scientific opinion on new developments in biotechnology, including new genomic techniques, as applied to animals for food, feed and other agricultural uses. A horizon‐scanning exercise identified a variety of animals obtained with new genomic techniques, with the potential to reach the
EFSA Panel on Genetically Modified Organisms (GMO)   +27 more
wiley   +1 more source

Are crossbred cattle (F1, Bos indicus x Bos taurus) thermally different to the purebred Bos indicus cattle under moderate conditions?

open access: yesLivestock Science, 2021
Abstract In this study we compared the bio-thermal responses of a crossbred (F1, Nellore x Angus) and purebred Bos indicus (Nellore) cattle kept under moderate thermal conditions. Specifically, we assessed if they were different in their daily pattern of metabolic heat production, regulation of body temperature and use of evaporative heat transfer ...
Gene Wijffels   +7 more
openaire   +4 more sources

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