Employment
Professional Appointments
Professor
Assiut University
Education
Academic Background-
Ph.D. Assiut University, Egypt Veterinary Sciences | Completed: 2015
Editorial Services
Editorial & Publishing Roles
Editorial Board Member
Serving as Editorial Board Member for Asian Journal of Animal and Veterinary Advances.
Editorial Board Member
Serving as Editorial Board Member for Asian Journal of Animal Sciences.
Editorial Board Member
Serving as Editorial Board Member for Asian Journal of Poultry Science.
Editorial Board Member
Serving as Editorial Board Member for Current Research in Dairy Sciences.
Publications (26)
Selected Scholarly Contributions
2026
Effect of plasma-activated water on body weight, behavior, biochemical profile, intestinal microbiota, and liver and kidney histopathology in mice
2025
Advantages and possible hazards of incorporating zinc oxide nanoparticles into broilers’ diets
2025
Plasma activated water effects on behavior, performance, carcass quality, biochemical changes, and histopathological alterations in quail
2024
Zinc oxide nanoparticles prevent multidrug resistant
Staphylococcus-
induced footpad dermatitis in broilers
2021
Broiler welfare is preserved by long-term low-dose oral exposure to zinc oxide nanoparticles: preliminary study
2021
Systematic Review Protocol for the Current State of Chemical Exposure in Infants via Breast Milk, Artificial Milk and Dairy Products
2021
Effect of zinc oxide nanoparticles on broilers’ performance and health status
2020
A pilot study on surgical trimming impact on severely overgrown claws in sheep: Behavioral, physiological and ruminal function aspects.
Usama Taha Mahmoud
2018
Behavioral and physiological effects of mannan-oligosaccharide and β-glucan prebiotic combination on heat stressed broiler chickens.
Usama Taha Mahmoud
2017
Brazilian propolis effects on growth, productivity performance, gut characteristics and physiological changes in broiler chickens.
Usama Taha Mahmoud
2017
Clinical, laboratory and ultrasonographic findings in Egyptian buffalo (Bubalus bubalis) with caecal and colonic dilatation.
Usama Taha Mahmoud
2016
Histomorphological Changes Associated with Different Doses of Chinese Propolis in the Bursa of Fabricius of Chickens.
Usama Taha Mahmoud
2016
Functions of propolis as a natural feed additive in poultry.
Usama Taha Mahmoud
2016
Laboratory, Radiographic and Ultrasonographic Findings of Acute Traumatic Reticuloperitonitis in Buffaloes (Bubalus bubalis).
Usama Taha Mahmoud
2016
Immunomodulatory effect of gelatin-coated silver nanoparticles in mice: Ultrastructural evaluation.
Usama Taha Mahmoud
2016
Behavioral changes and feathering score in heat stressed broiler chickens fed diets containing different levels of propolis.
Usama Taha Mahmoud
2015
Effect of Chinese propolis supplementation on Ross broiler chicks: microbial population in fecal matter and litter.
Usama Taha Mahmoud
2014
Effect of Propolis Supplementation on Serum Calcium, Phosphorus and Proteins Concentrations in Heat Stressed Broilers.
Usama Taha Mahmoud
2014
Influence of propolis on intestinal microflora of Ross broilers exposed to hot environment.
Usama Taha Mahmoud
2014
The effect of Chinese propolis supplementation on Ross broiler performance and carcass characteristics.
Usama Taha Mahmoud
2013
The effect of heat stress on blood picture of Japanese Quail.
Usama Taha Mahmoud
2013
Effects of propolis, ascorbic acid and vitamin E on thyroid and corticosterone hormones in heat stressed broilers.
Usama Taha Mahmoud
2013
The Effect of Separate-Sex Rearing of Slaughter Quail on Serum Corticosterone Level.
Usama Taha Mahmoud
2012
Silver nanoparticles in poultry production.
Usama Taha Mahmoud
2012
Performance, behaviour, carcass traits and blood constituents of Japanese quails reared under heat stress.
Usama Taha Mahmoud
2010