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Acute exposure to copper oxide nanoparticles impairs testicular function and sperm quality in adult male albino rats

Lamiaa Hassan, Ibrahem M. A. Hasan, Zeinab Al-Amgad, Hassan Ahmed • SVU-International Journal of Veterinary Sciences (2024)

Copper oxide nanoparticles (CuO NPs) are metallic nanoparticles fulfilling several functions such as good conductivity, catalyst, used in sensors and energy storage devices, and antibacterial characteristics. However, the cytotoxicity and...

DOAJ Open Access (DOAJ) DOI: 10.21608/SVU.2023.226884.1288

Effects of Forage Source and Method of Offering on Growth Performance, Starter Feed Intake, Rumen Fermentation, and Selected Blood Parameters in Preweaned Holstein Calves

Hande Cansu Başaran, İbrahim İsmet Türkmen • Animals (2026)

This study evaluated the effects of forage source and method of offering on growth performance, starter feed intake, fecal score, rumen fermentation, and selected blood parameters in preweaned Holstein calves. Forty calves were assigned to ...

DOAJ Open Access (DOAJ) DOI: 10.3390/ani16101462

The quality and nutritional value of beef from Angus steers fed different levels of humate (K Humate S100R)

Forough Ataollahi, John W. Piltz, Geoff R. Casburn, Benjamin W.B. Holman • Veterinary and Animal Science (2024)

This study compared the effect of four levels of K Humate S100R (potassium humate) supplementation on the quality, shelf-life, and nutritional properties of beef. Angus steers (n = 40) were individually housed and fed either 0, 35, 70, or 1...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.vas.2024.100355

Lactational performance and plasma and muscle amino acid concentrations in dairy cows fed diets supplying 2 levels of digestible histidine and metabolizable protein

S.E. Räisänen, C.F.A. Lage, C. Zhou, A. Melgar et al. • Journal of Dairy Science (2022)

ABSTRACT: The objective of this experiment was to investigate the effect of dietary levels of digestible histidine (dHis) and MP on lactational performance and plasma and muscle concentrations of free AA in dairy cows. A randomized block de...

DOAJ Open Access (DOAJ) DOI: 10.3168/jds.2021-20800

Interdisciplinary Class Observation in Higher Education: Lessons Learned from the Professional Development Experience of Four Teachers

Joana P. Miranda, Mariana Batista, Cristina Duarte, Tatiana Sanches • Education Sciences (2021)

Peer observation of teaching has been adopted as a method to improve the quality of teaching. It involves observers providing descriptive feedback to their peers on learning and teaching practices. However, although extensively described in...

DOAJ Open Access (DOAJ) DOI: 10.3390/educsci11110706

Assessment of the knowledge, attitudes and practices level on toxoplasmosis and its seroprevalence in selected high-risk groups in Cebu, Philippines

Adrian P. Ybañez, Adrian P. Ybañez, Grahambell B. Sabanate, Serafin L. Garciano et al. • Frontiers in Veterinary Science (2026)

Toxoplasmosis, a zoonotic disease caused by Toxoplasma gondii, poses significant health risks, especially to high-risk individuals who are exposed to cats. This study aimed to assess the knowledge, attitudes, and practices (KAP) related to ...

DOAJ Open Access (DOAJ) DOI: 10.3389/fvets.2026.1758610

Effects of dietary basil (Ocimum basilicum) supplementation on reproductive hormones, semen parameters, and testicular development in Zandi male lambs

Golnor Kosari, Mohammad Ali Norouzian, Behzad Khorrami, Abouzar Najafi • Veterinary and Animal Science (2024)

This study investigated the potential impact of feeding whole plant basil on sperm quality and the concentration of certain reproductive hormones in male lambs. A total of 18 Zandi male lambs with an initial weight of 28.8 ± 2.03 kg were in...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.vas.2024.100338

Computed Tomographic and Histopathological Characteristics of 13 Equine and 10 Feline Oral and Sinonasal Squamous Cell Carcinomas

Carina Strohmayer, Andrea Klang, Sibylle Kneissl • Frontiers in Veterinary Science (2020)

Squamous cell carcinoma (SCC) is the most common equine sinonasal and feline oral tumour. This study aimed to describe the computed tomographic and histopathological characteristics of equine and feline SCC. Thirteen horses and 10 cats that...

DOAJ Open Access (DOAJ) DOI: 10.3389/fvets.2020.591437

Study of a constrained finite element elbow prosthesis: the influence of the implant placement

Lorenzo Nalbone, Francesco Monac, Luca Nalbone, Tommaso Ingrassia et al. • Journal of Orthopaedics and Traumatology (2023)

Abstract Background The functional results of total elbow arthroplasty (TEA) are controversial and the medium- to long-term revision rates are relatively high. The aim of the present study was to analyze the stresses of TEA in its classic c...

DOAJ Open Access (DOAJ) DOI: 10.1186/s10195-023-00690-x

Impact of β-glucan dietary supplementation on productive, reproductive performance and physiological response of laying hens under heat stress conditions

Waheed Ezzat, Khalid M. Mahrose, Ahmed M. Rizk, Magdy M.M. Ouda et al. • Poultry Science (2024)

The exploration for effective in-feed additives is growing owing to the global climatic change trend to alleviate the negative effects of heat stress in laying hens. This research assessed the potential of using B-glucan (G) as an antiheat ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.psj.2023.103183

Porang (Amorphophallus oncophyllus) tuber extract improved the histopathological features of diabetic rat (Rattus norvegicus) testicles

Dwi Puspa Sukma Viranda, Rochmah Kurnijasanti, Kadek Rachmawati, Iwan Sahrial Hamid et al. • Ovozoa: Journal of Animal Reproduction (2024)

This study aims to determine the effect of porang (Amorphophallus oncophyllus) tuber extract on the histopathological features of the testicle of alloxan induced rats (Rattus norvegicus). Thirty male rats were randomly divided into six grou...

DOAJ Open Access (DOAJ) DOI: 10.20473/ovz.v13i1.2024.47-57

Extracellular HMGB1 as Inflammatory Mediator in the Progression of Mycoplasma Gallisepticum Infection

Yingjie Wang, Lulu Wang, Fuli Hu, Mengyun Zou et al. • Cells (2022)

High-mobility group box 1 (HMGB1), a member of damage-associated molecular patterns (DAMPs), is involved in the immune regulation of several infectious diseases. Mycoplasma gallisepticum (MG) infection is proved to cause an abnormal immune ...

DOAJ Open Access (DOAJ) DOI: 10.3390/cells11182817

Understanding the Attitudes of Communities to the Social, Economic, and Cultural Importance of Working Donkeys in Rural, Peri-urban, and Urban Areas of Ethiopia

Martha Geiger, Jo Hockenhull, Henry Buller, Gebre Tefera Engida et al. • Frontiers in Veterinary Science (2020)

Working donkeys (Equus africanus asinus) are vital to the development and support of people's livelihoods in rural, peri-urban, and urban areas of Ethiopia. However, despite their critical role in providing transport, food security, and inc...

DOAJ Open Access (DOAJ) DOI: 10.3389/fvets.2020.00060

<i>Vibrio parahaemolyticus</i> Isolates from Asian Green Mussel: Molecular Characteristics, Virulence and Their Inhibition by Chitooligosaccharide-Tea Polyphenol Conjugates

Suriya Palamae, Ajay Mittal, Mingkwan Yingkajorn, Jirakrit Saetang et al. • Foods (2022)

Fifty isolates of Vibrio parahaemolyticus were tested for pathogenicity, biofilm formation, motility, and antibiotic resistance. Antimicrobial activity of chitooligosaccharide (COS)-tea polyphenol conjugates against all isolates was also st...

DOAJ Open Access (DOAJ) DOI: 10.3390/foods11244048

Infestation of Ixodidae Ticks in Cattle: Prevalence and Associated Risk Factors in Ambo District, Western Ethiopia

Addis Kassahun Gebremeskel, Berhanu Mekibib, Bekele Dabassa • East African Journal of Biophysical and Computational Sciences (2022)

In Ethiopia, ticks cause serious economic loss, particularly in ruminants. A cross-sectional study was conducted in Ambo district, Western Ethiopia from October 2018 to June, 2019with the objectives of determining the prevalence, identifyin...

DOAJ Open Access (DOAJ) DOI: https://dx.doi.org/10.4314/eajbcs.v3i1.3S

Estimation of direct economic and productive losses due to abortions caused by Neospora caninum in the primary dairy sector of Uruguay

Miguel Carrillo Parraguez, Miguel Carrillo Parraguez, Eduardo Ponssa, Darío Caffarena et al. • Frontiers in Veterinary Science (2025)

Despite its sociocultural and economic importance, dairy farming in Uruguay has not experienced a significant increase in cattle stocks in recent decades, partly due to low reproductive efficiency and a high risk of calf mortality. Neospora...

DOAJ Open Access (DOAJ) DOI: 10.3389/fvets.2025.1502742

Isolation, characterization and virulence assessment of Type 1d CP bovine viral diarrhea virus originating from Inner Mongolia, China

Luyao Hao, Luyao Hao, Fengmiao Zhao, Fengmiao Zhao et al. • Frontiers in Veterinary Science (2025)

In recent years, bovine viral diarrhea virus (BVDV) has been associated with increased respiratory and gastrointestinal diseases in cattle. Comprehensive monitoring and investigations into the virus's pathological features are crucial for d...

DOAJ Open Access (DOAJ) DOI: 10.3389/fvets.2025.1554986

Feeding Pasteurized Waste Milk to Preweaned Dairy Calves Changes Fecal and Upper Respiratory Tract Microbiota

Georgina Maynou, Hugh Chester-Jones, Alex Bach, Alex Bach et al. • Frontiers in Veterinary Science (2019)

In the present study bacterial communities from both, the gastrointestinal and respiratory tract of pre-weaned dairy calves fed two different milk-feeding programs were characterized using 16S rRNA gene sequencing. Twenty female Holstein ca...

DOAJ Open Access (DOAJ) DOI: 10.3389/fvets.2019.00159

Melatonin Regulates Lipid Metabolism in Porcine Cumulus–Oocyte Complexes via the Melatonin Receptor 2

Jun-Xue Jin, Jing-Tao Sun, Chao-Qian Jiang, Hong-Di Cui et al. • Antioxidants (2022)

Previous studies suggest that the inclusion of melatonin (MTn) in in vitro maturation protocols improves the developmental competence of oocytes by scavenging reactive oxygen species (ROS). However, the molecular mechanisms integrating mela...

DOAJ Open Access (DOAJ) DOI: 10.3390/antiox11040687

The Role of Bone Marrow-Derived Mesenchymal Stromal Cells and Hesperidin in Ameliorating Nephrotoxicity Induced by Cisplatin in Male Wistar Rats

Khalid Mohamed Mazher, Osama Mohamed Ahmed, Hadeer Abdallah Sayed, Taghreed Mohamed Nabil • International Journal of Molecular and Cellular Medicine (2021)

Bone marrow-derived mesenchymal stromal cells (BM-MSCs) and antioxidants opened the way for many effective therapeutic experiments against damaged organs like kidneys. Nephrotoxicity is the main complication of chemotherapeutic drugs. There...

DOAJ Open Access (DOAJ)