World's Best Scientists 2026 revealed!

D-Index & Metrics

Animal Science and Veterinary

D-Index
26
Citations
1723
World Ranking
2930
National Ranking
11

Overview

R. Jahanian is affiliated with the Isfahan University of Technology in Iran and has contributed to research primarily within the Agricultural and Biological Sciences. Their work spans several subfields including Animal Science and Zoology, Insect Science, Nutrition and Dietetics, and Plant Science.

The scientist's research topics cover a range of specific areas related to animal nutrition and physiology, insect and pesticide research, coccidia and coccidiosis, trace elements in health, and applications of Moringa oleifera. These themes reflect a focus on both fundamental and applied biological studies in agricultural contexts.

Notable recent papers authored or co-authored by R. Jahanian include:

  • Silymarin improved the growth performance via modulating the microbiota and mucosal immunity in Escherichia coli-challenged broiler chicks (2021, Livestock Science)
  • Oral copper-methionine decreases matrix metalloproteinase-2 activity in the liver and brain of broiler chickens subjected to cold stress for ascites incidence (2023, bioRxiv - Cold Spring Harbor Laboratory)

These works reflect a focus on poultry health and nutrition, particularly examining biochemical and immunological responses to dietary supplements and environmental stressors.

Frequent co-authors collaborating with R. Jahanian include:

  • Amir Hossein Mahdavi
  • E. Jahanian
  • Mina Bagheri Varzaneh
  • Hamidreza Rahmani
  • Corinne Perreau

Publication venues where the scientist has contributed include Livestock Science and bioRxiv hosted by Cold Spring Harbor Laboratory. These venues align with the focus on biological and agricultural sciences research.

Best Publications

  • Immunological responses as affected by dietary protein and arginine concentrations in starting broiler chicks.

    R. Jahanian

  • Effects of different levels of dietary crude protein and threonine on performance, humoral immune responses and intestinal morphology of broiler chicks

    MA Abbasi;AH Mahdavi;AH Samie;R Jahanian

  • Dietary chromium methionine supplementation could alleviate immunosuppressive effects of heat stress in broiler chicks.

    R. Jahanian;E. Rasouli

  • Effects of dietary egg yolk antibody powder on growth performance, intestinal Escherichia coli colonization, and immunocompetence of challenged broiler chicks

    A. H. Mahdavi;H. R. Rahmani;N. Nili;A. H. Samie

  • Effect of different levels of black cumin (Nigella sativa L.) on performance, intestinal Escherichia coli colonization and jejunal morphology in laying hens.

    J. Boka;A. H. Mahdavi;A. H. Samie;R. Jahanian

  • Improved Broiler Chick Performance by Dietary Supplementation of Organic Zinc Sources

    Rahman Jahanian;Hasan Nassiri Moghaddam;Abbas Rezaei

  • Immunological Responses of Broiler Chicks Can Be Modulated by Dietary Supplementation of Zinc-methionine in Place of Inorganic Zinc Sources

    Hasan Nassiri Moghaddam;Rahman Jahanian

  • Effects of dietary organic chromium and vitamin C supplementation on performance, immune responses, blood metabolites, and stress status of laying hens subjected to high stocking density

    E. Mirfendereski;R. Jahanian

  • Dietary mannan-oligosaccharides supplementation could affect performance, immunocompetence, serum lipid metabolites, intestinal bacterial populations, and ileal nutrient digestibility in aged laying hens

    M. Ghasemian;R. Jahanian

  • Effects of dietary fat source and supplemental lysophosphatidylcholine on performance, immune responses, and ileal nutrient digestibility in broilers fed corn/soybean meal- or corn/wheat/soybean meal-based diets

    Unknown

  • Effect of dietary supplementation of mannan-oligosaccharides on performance, blood metabolites, ileal nutrient digestibility, and gut microflora in Escherichia coli-challenged laying hens

    R. Jahanian;M. Ashnagar

  • Effects of dietary substitution of zinc-methionine for inorganic zinc sources on growth performance, tissue zinc accumulation and some blood parameters in broiler chicks.

    R Jahanian;E Rasouli

  • Effect of supplemental organic acids on performance, carcass characteristics, and serum biochemical metabolites in broilers fed diets containing different crude protein levels

    N. Dehghani-Tafti;R. Jahanian

  • Effects of dietary inclusion of silymarin on performance, intestinal morphology and ileal bacterial count in aflatoxin-challenged broiler chicks.

    E. Jahanian;A. H. Mahdavi;S. Asgary;R. Jahanian

  • Effect of extrusion processing of soybean meal on ileal amino acid digestibility and growth performance of broiler chicks

    Unknown

  • Increase in dietary arginine level could ameliorate detrimental impacts of coccidial infection in broiler chickens

    Unknown

  • Effect of dietary supplementation of mannanoligosaccharides on growth performance, ileal microbial counts, and jejunal morphology in broiler chicks exposed to aflatoxins.

    E. Jahanian;A.H. Mahdavi;S. Asgary;R. Jahanian

  • Effects of dietary supplementation of choline and carnitine on growth performance, meat oxidative stability and carcass composition of broiler chickens fed diets with different metabolisable energy levels

    Unknown

  • Effects of decreasing metabolizable protein and rumen-undegradable protein on milk production and composition and blood metabolites of Holstein dairy cows in early lactation

    H. Bahrami-Yekdangi;M. Khorvash;G.R. Ghorbani;M. Alikhani

  • EFFECT OF DIETARY BETAINE ON PERFORMANCE, IMMUNOCOMPETENCE AND GUT CONTENTS OSMOLARITY OF BROILERS CHALLENGED WITH A MIXED COCCIDIAL INFECTION

    H Hamidi;R Jahanian;J Pourrezaei

  • Improved performance and immunological responses as the result of dietary genistein supplementation of broiler chicks.

    E. Rasouli;R. Jahanian

  • Effect of early feed restriction on physiological responses, performance and ascites incidence in broiler chickens raised in normal or cold environment

    R. Mohammadalipour;H.R. Rahmani;R. Jahanian;A. Riasi

  • The Effect of Dietary Fat Level on the Response of Broiler Chicks to Betaine and Choline Supplements

    R. Jahanian .;H.R. Rahmani .

  • Dietary supplementation of Echinacea purpurea powder improved performance, serum lipid profile, and yolk oxidative stability in laying hens

    Elaheh Jahanian;Rahman Jahanian;Hamid-Reza Rahmani;Masoud Alikhani

Frequent Co-Authors

G.R. Ghorbani
G.R. Ghorbani Isfahan University of Technology

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Related Online Degrees & Career Pathways

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