Results 41 to 50 of about 666 (205)

Understanding the spacing of placodes in the eye: A comparative study across age and species

open access: yesThe Anatomical Record, EarlyView.
Abstract The conjunctival placodes of the avian eye form in an intriguing and conserved sequence in a circular annulus around the cornea. These 13–16 placodes develop into papillae that are essential for inducing underlying intramembranous flat bones, known as scleral ossicles, which form an important part of the ocular skeleton.
Florence Joseph   +1 more
wiley   +1 more source

Penerapan Teknologi Reproduksi untuk Mempertahankan Ketersediaan Ayam Upakara di Bali

open access: yesBuletin Udayana Mengabdi, 2016
Chicken is important part in Balinese Hindu ceremony. Chicken were used as ceremony are chicken with black feather (siap selem), red feather (siap biing), white feather (siap putih) that a white feather chicken with white colour feet, yellow feather ...
I N. Suartha   +2 more
doaj  

Cardiac morphological and morphometric analysis of Ardea alba

open access: yesThe Anatomical Record, EarlyView.
Abstract Ardea alba (Linnaeus, 1758) is a widely distributed heron species whose cardiovascular morphology remains poorly described. This study aimed to characterize the cardiac morphology and morphometry of adult A. alba. Ten specimens were analyzed using radiographic, morphometric, histological, scanning electron microscopy, and three‐dimensional ...
Julia Vaz Feio   +5 more
wiley   +1 more source

Effect of ultrasound on keratin valorization from chicken feather waste: Process optimization and keratin characterization

open access: yesUltrasonics Sonochemistry, 2023
Chicken feather (CF) has been deemed as one of the main poultry byproducts with a large amount produced globally. However, the robust chemical nature of chicken feathers has been limiting in its wide-scale utilization and valorization. The study proposed
Xiaojie Qin   +6 more
doaj   +1 more source

A Question on the Locations of the Tardy Feathering and Henny Feathering Loci in the Chicken

open access: yesPoultry Science, 1994
The locus for tardy feathering (t), previously mapped to the long (q) arm of chromosome 1 of the chicken, was tested for genetic linkage with both the NM 7659 t(Z;1) rearrangement break point (RB) and the henny feathering (Hf) locus. The RB is proximal to the centromere on 1q, and Hf has been reported to be on the proximal one-third of the same arm ...
openaire   +2 more sources

Comparative histological, histochemical, and histometric evaluation of the esophagus in two avian species with different feeding habits (Ciconia ciconia and Buteo buteo)

open access: yesThe Anatomical Record, EarlyView.
Histological structure of esophagus. Abstract The aim of this study was to conduct a comparative evaluation of the histological and histochemical organization of the esophagus in two avian species with different feeding ecologies. A total of 6 individuals were used for this purpose (3 storks, 3 common buzzards).
Serap İlhan Aksu   +8 more
wiley   +1 more source

Karakteristik Genetik dan Fenotip Ayam Nunukan di Pulau Tarakan, Kalimantan Timur (THE PHENOTHYPIC AND GENETIC CHARACTERISTIC OF NUNUKAN CHICKEN OF TARAKAN ISLAND, EAST BORNEO)

open access: yesJurnal Veteriner, 2014
Nunukan chicken is local chicken of Tarakan and Nunukan in East Borneo Province. It is a germplasmof East Kalimantan which have special characteristics. Due to its characteristic, the chicken extremelyneed to be conserved and develop.
Muhammad Alwi   +2 more
doaj  

Fasting and Refeeding Mediated Phospholipid Remodeling Plays an Important Role in Improving Meat Quality of Aged Laying Hens

open access: yesAnimal Research and One Health, EarlyView.
ABSTRACT This study explored fasting‐induced physiological remodeling effects on meat quality in aged laying hens. Fasting for 15 days (F15) significantly reduced abdominal fat, intermuscular fat width, subcutaneous fat thickness, and liver index versus pre‐fasting (F0) (p < 0.05), which recovered post‐refeeding.
Xiaoran Zhang   +8 more
wiley   +1 more source

Heat Stress and Gut Microbiome Dynamics in Poultry: Interplay, Consequences, and Mitigation Strategies

open access: yesAnimal Research and One Health, EarlyView.
Heat stress disrupts gut microbial balance in poultry, impairing nutrient absorption and immunity. This review outlines the interplay between thermal stress and microbiome dynamics and discusses integrative mitigation strategies, probiotics, phytogenics, cooling systems, and genetic adaptation to enhance poultry resilience.
O. E. Oke   +9 more
wiley   +1 more source

Parametrically optimized feather degradation by Bacillus velezensis NCIM 5802 and delineation of keratin hydrolysis by multi-scale analysis for poultry waste management

open access: yesScientific Reports, 2022
Enormous amounts of keratinaceous waste make a significant and unexploited protein reserve that can be utilized through bioconversion into high-value products using microbial keratinases. This study was intended to assess the keratinase production from a
Isha Sharma   +4 more
doaj   +1 more source

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