Results 41 to 50 of about 246,696 (380)

Keratin Extraction from Wool and Feathers Using Natural Deep Eutectic Solvents

open access: yesProceedings, 2019
The wool of Țurcana sheep, the Romanian national breed, has not been fully investigated and [...]
Eliza-Gabriela Mihăilă   +6 more
doaj   +1 more source

Corticosterone-Mediated Physiological Stress Alters Liver, Kidney, and Breast Muscle Metabolomic Profiles in Chickens

open access: yesAnimals, 2021
The impact of physiological stress on the metabolomes of liver, kidney, and breast muscle was investigated in chickens. To incite a stress response, birds were continuously administered corticosterone (CORT) in their drinking water at three doses (0, 10,
Catherine L. J. Brown   +3 more
doaj   +1 more source

Heavy Metals in Wetland Ecosystem: Investigating Metal Contamination in Waterbirds via Primary Feathers and Its Effect on Population and Diversity

open access: yesSoil Systems, 2023
Wetlands are dynamic ecosystems that provide feeding and nesting grounds for diverse species of waterbirds. The quality of wetland habitat may have an impact on the density, diversity, and species richness of waterbirds.
Jeganathan Pandiyan   +5 more
doaj   +1 more source

Duck fleas as evidence for eiderdown production on archaeological sites [PDF]

open access: yes, 2015
Acknowledgements This project was undertaken as part of my doctoral studies funded by the Commonwealth Scholarship Commission (CACR-2009-39) in the United Kingdom.
Forbes, Veronique
core   +1 more source

Alternative Methods of Preparation of Soluble Keratin from Chicken Feathers

open access: yes, 2017
Huge amount of keratinous waste, especially birds’ feathers, demands more value-added application instead of dumping. The present work reports the results of experiments aimed at preparing soluble keratin useful for novel bioproduct formation. The effect
I. Sinkiewicz   +3 more
semanticscholar   +1 more source

Validating the use of intrinsic markers in body feathers to identify inter-individual differences in non-breeding areas of northern fulmars [PDF]

open access: yes, 2016
Acknowledgments We thank Claire Deacon, Gareth Norton and Andrea Raab for help with laboratory work at the University of Aberdeen, and Barry Thornton and Gillian Martin for running stable isotope analysis at the James Hutton Institute.
Graham, Isla M.   +4 more
core   +2 more sources

Mardivirus Infection and Persistence in Feathers of a Chicken Model Harboring a Local Autoimmune Response

open access: yesMicroorganisms, 2020
Herpesvirus of turkey (HVT) is commonly used as a vaccine to protect chickens against Marek’s disease. Following vaccination, HVT infects feathers where it can be detected in all chicken lines examined. Unlike the parental Brown line (BL), Smyth line (SL)
Gisela F. Erf   +3 more
doaj   +1 more source

هیئات الرجال والنساء غیر المألوفة علی آثار عصور ما قبل التاریخ والعصر المبکر فی مصر [PDF]

open access: yesJournal of General Union of Arab Archaeologists, 2005
یعتبر هذا البحث هو الحلقة الثانیة والأخیرة فى مجال الهیئات الآدمیة غیر التقلیدیة حیث تم نشر الجزء الأول تحت عنوان " الهیئات الآدمیة غیر التقلیدیة علی آثار عصور ما قبل التاریخ والعصر المبکر فی مصر من خلال مناظر الصید ومناظر وتماثیل الأعداء والأسرى ظهرت ...
أ.د.مصطفى عطا الله
doaj   +1 more source

The first case of bilateral gynandromorphic plumage type in the bearded reedling Panurus biarmicus

open access: yesThe European Zoological Journal, 2023
Bilateral gynandromorphism is a condition in which an individual has both male and female phenotypes distributed symmetrically on the body. We describe the first case of a likely gynandromorphic bearded tit, which was trapped in Poland.
J. Stępniewski, A. Surmacki
doaj   +1 more source

Stable isotope analysis provides new information on winter habitat use of declining avian migrants that is relevant to their conservation [PDF]

open access: yes, 2012
Winter habitat use and the magnitude of migratory connectivity are important parameters when assessing drivers of the marked declines in avian migrants. Such information is unavailable for most species.
BJM Stutchbury   +59 more
core   +9 more sources

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