The Japanese quail () are popular both as an alternative protein source and as a model of choice for scientific research in several disciplines. There is limited published information on the histological features of the intestinal tract of Japanese quail. The only comprehensive reference is a book published in 1969. This study aims to fill that niche by providing a reference of general histological features of the Japanese quail, covering all the main sections of the intestinal tract. Both light and scanning electron microscope (SEM) images are presented. Results showed that the Japanese quail intestinal tract is very similar to that of the chicken with the exception of the luminal koilin membrane of the gizzard. Scanning electron microscopic photomicrographs show that in the Japanese quail koilin vertical rods are tightly packed together in a uniform manner making a carpet-like appearance. This differs in chicken where the conformations of vertical rods are arranged in clusters.
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http://dx.doi.org/10.1016/j.aninu.2018.06.006 | DOI Listing |
J Poult Sci
January 2025
Universidad Autónoma de Nuevo León, Facultad de Medicina Veterinaria y Zootecnia, Francisco I, Madero S/N, Hacienda El Canadá, CP 66050, Gral. Escobedo, NL, México.
This study evaluated the impact of replacing inorganic mineral sources of Cu, Zn, and Se with chelated organic minerals (OM) on performance, nutrient and mineral utilization rates, and intestinal morphometry in growing Japanese quails (). A total of 150 nine-day-old quails were randomly assigned to receive one of the following diets over 4 weeks: CTRL (100% inorganic minerals), OM33 (replacement of 33% inorganic minerals), OM67 (replacement of 67% inorganic minerals), and OM100 (100% organic minerals). Quails fed the OM67 diet exhibited higher ( < 0.
View Article and Find Full Text PDFPoult Sci
January 2025
Institute of Biological Bases of Animal Production, University of Life Sciences in Lublin, 13 Akademicka St., 20-950 Lublin, Poland.
The aim of the study was to identify polymorphisms in the ovalbumin gene - SERPINB14 gene and evaluate their effect on hatchability traits and egg quality changes during storage in two strains of Japanese quails: meat-type (F33) and laying-type (S22). To individually determine hatchability traits for each female, eggs were collected and incubated. To determine egg quality traits, 10 eggs were collected from each female and stored for 14 weeks.
View Article and Find Full Text PDFToxicol Rep
June 2025
Department of Animal Sciences, Faculty of Agriculture, University of Zabol, Sistan 98661-5538, Iran.
This study aimed to investigate the effects of dietary methionine (Met) supplementation on performance, immunity, and meat quality in growing Japanese quail exposed to aflatoxin B (AFB)-contaminated diets. Nine experimental diets were formulated, incorporating three levels of dietary Met (5.0, 6.
View Article and Find Full Text PDFVet Res Forum
November 2024
Department of Animal Science, Faculty of Agriculture, Ahi Evran University, Kırşehir, Türkiye.
Japanese quail () is a popular experimental animal model in scientific research. The present study investigated the effects of dietary multiple enzyme supplementation on growth performance, carcass characteristics, nutrient digestibility and small intestinal histomorphology in quails fed diets based on wheat and soya bean meal. A total number of 192 1-day-old quails were assigned to three treatments with 16 replicates in each and four quails replicate for 38 days.
View Article and Find Full Text PDFReprod Sci
January 2025
Department of Zoology, Faculty of Science, University of Allahabad, Prayagraj, 211002, UP, India.
As global change threatens avian biodiversity, understanding species responses to environmental perturbations due to radiation emitted by enormous increase in the application of wireless communication is very urgent. The study investigates the effect of MW radiation on redox balance, stress level, male fertility and the efficacy of Withania somnifera (WS) root extract (100 mg/kg body weight) orally administered in 8 weeks old mature male Japanese quail exposed to 2.4 GHz MW radiation for 2 h/day for 30 days with power density = 0.
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