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139 articles matching “cows”

01
Research Article22 Sep 2026Vol. 19 · Issue 9

Milk metabolomic signatures associated with naturally occurring Staphylococcus chromogenes subclinical mastitis in early-lactation dairy cows

Sarinya Rerkyusuke

This study aimed to characterize milk metabolomic alterations associated with naturally occurring S. chromogenes intramammary infection in early-lactation dairy cows and explore the underlying metabolic responses.

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02
Research Article28 Jul 2026Vol. 19 · Issue 7

Longitudinal integrated evaluation of metabolic, inflammatory, biochemical, and hormonal biomarkers identifies haptoglobin as a key indicator of reproductive performance in Friesian-Holstein cows with endometritis under tropical Indonesian dairy conditionsia

Herry Agoes Hermadi and Athhar Manabi Diansyah

This study aimed to longitudinally evaluate metabolic, inflammatory, biochemical, and hormonal biomarkers associated with uterine health and to determine their relationships with reproductive performance in Friesian-Holstein (FH) dairy cows with suspected and…

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03
Research Article28 Jul 2026Vol. 19 · Issue 7

Valorization of cassava-based agro-industrial byproducts as ensiled total mixed fiber for sustainable roughage replacement in early-lactating dairy cows

Phongthorn Kongmun

This study investigated the effects of ensiled TMF formulated with cassava pulp or cassava bioethanol waste as complete roughage replacements for guinea grass on feed intake, nutrient digestibility, rumen fermentation, blood metabolites, milk yield, and milk …

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04
Research Article17 Mar 2026Vol. 19 · Issue 3

Field evaluation of sexed and conventional semen in Holstein–Friesian cows: Linking semen quality with fertility and calf sex ratio across climatic zones

Trinil Susilawati

This study evaluated laboratory semen quality and field reproductive performance of sexed and conventional semen in Holstein–Friesian cows across different climatic zones.

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05
Research Article27 Dec 2025Vol. 18 · Issue 12

Augmented-OvSynch enhances estrus resumption, luteal function, and conception rates in postpartum Zebu crossbred cows under tropical smallholder systems

Megha Pande and Sumit Mahajan

This study evaluated the effectiveness of an Augmented-OvSynch protocol incorporating a post-insemination gonadotropin-releasing hormone (GnRH) injection in improving reproductive performance and assessing associated endocrine and oxidative stress dynamics in…

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06
Research Article26 Aug 2025Vol. 18 · Issue 8

Combined Vitamin E and selenium supplementation enhances antioxidant status, reduces disease incidence, and improves economic returns in transition dairy cows

Cheng Xia

This study aimed to evaluate the effects of VE and Se supplementation–individually and in combination–on oxidative stress biomarkers, immune function, disease incidence, reproductive performance, and economic outcomes in transition dairy cows.

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07
Research Article16 Jun 2025Vol. 18 · Issue 6

Impact of apolipoprotein B-associated cholesterol deficiency genotype on milk composition, somatic cell count, and parity effects in Lithuanian Holstein cows

Ramutė Mišeikienė

This study aimed to investigate the effect of the CD genotype on milk yield components, cholesterol concentration, and somatic cell count (SCC) in Lithuanian Holstein cows, and to determine whether lactation number modulates these relationships.

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08
Research Article06 Jun 2025Vol. 18 · Issue 6

Reproductive impacts and disease burden of metritis and placental retention in dairy cows: A longitudinal monitoring study in Southern Vietnam (2022–2024)

Thuan Khanh Nguyen

This study aimed to determine the prevalence of metritis and placental retention in dairy cows on an industrial farm in southern Vietnam from 2022 to mid-2024 and to evaluate their reproductive and neonatal health consequences.

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09
Research Article07 May 2023Vol. 16 · Issue 5

Phenotypic diagnosis and genotypic identification of Bacillus cereus causing subclinical mastitis in cows

This study aimed to isolate and identify Bacillus spp. in raw milk samples from cows with subclinical mastitis from dairy farms in Beheira, Giza, Alexandria, and Menoufia Governorate, Egypt. We also investigated their antibiotic sensitivity and detected the e…

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10
Research Article11 Feb 2023Vol. 16 · Issue 2

Effect of claw blocks on the healing duration and lesion severities of claw lesions in lame cows in Western Thailand

Anawat Sangmalee

This study aimed to determine the efficiency of a claw block on claw lesions of lame cows in dairy farms in Western Thailand

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11
Research Article19 Nov 2022Vol. 15 · Issue 11

Mortality and culling of adult dairy cows in Jordan: A 3-year study (2016–2018) based on a single intensively managed dairy farm

Zuhair Bani Ismail

determine the most common causes and rates of mortality and culling of adult dairy cows in Jordan using a single well-managed dairy farm as a model over 3 years

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12
Research Article23 Sep 2022Vol. 15 · Issue 9

Clinical and diagnostic characteristics of the development of hepatocardial syndrome in black and white cows in the early lactation period

Varvara Byakhova

This study aimed to provide clinical and diagnostic justification for developing hepatocardial syndrome in highly productive dairy cows

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13
Research Article15 Sep 2022Vol. 15 · Issue 9

Genotypic characterization of mecA gene and antibiogram profile of coagulase-negative staphylococci in subclinical mastitic cows

Doaa D. Khalaf

This study aims to estimate the prevalence, antibiogram, and frequency of the methicillin-resistant gene in CNS collected from cows with subclinical mastitis

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14
Research Article18 Jun 2021Vol. 14 · Issue 6

Comparative evaluation of cytokine and acute-phase protein concentrations in sera of dairy cows with subclinical and clinical ketosis as a different view of the causes of the disease

Piotr Brodzki

Ketosis is a common disease occurring during the first stage of lactation in highly productive dairy cows

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15
Research Article25 May 2021Vol. 14 · Issue 5

Efficiency of high-carbohydrate fodder in the diets of Holstein cows

Irina Mironova

This study aimed to analyze the efficiency of carbohydrate-enriched rations fed to pasture and stall-housed cows

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