Results 81 to 90 of about 241,248 (281)

The Bioavailability of Solid-State Fermented Feather Meal Using a Novel Feather-Degrading Bacterium Bacillus velezensis PN1 in Broilers

open access: yesAnimals
In this study, an effective feather-degrading bacterium was isolated and the solid-state fermentation condition for feather degradation was optimized. The resulting fermented feather meal (FFM) was evaluated for its bioavailability in broilers.
Tung-Lung Kuo, Hen-Wei Wei
doaj   +1 more source

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

Dynamics of high-bypass-engine thrust reversal using a variable-pitch fan [PDF]

open access: yes
The test program demonstrated that successful and rapid forward-to reverse-thrust transients can be performed without any significant engine operational limitations for fan blade pitch changes through either feather pitch or flat pitch.
Sagerser, D. R.   +2 more
core   +1 more source

Waves and patterning in developmental biology: vertebrate segmentation and feather bud formation as case studies [PDF]

open access: yes, 2009
In this article we will discuss the integration of developmental patterning mechanisms with waves of competency that control the ability of a homogeneous field of cells to react to pattern forming cues and generate spatially heterogeneous patterns.
Baker, Ruth E.   +2 more
core   +3 more sources

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

Optimális éves viselkedési modellek: út a fiziológiától a populációkig? = Optimal annual routines: a path from physiology to populations? [PDF]

open access: yes, 2009
A pályázat fő célja annak kiderítése volt, hogy a különböző állapotváltozók hogyan befolyásolják az optimális viselkedést, speciálisan a hogyan befolyásolják a fő életmenet események időzítését az éves cikluson belül. E cél elérése érdekében több modellt
Alasdair, I. Houston   +3 more
core  

Trends and Current Situation of China's Meat Sector

open access: yesAnimal Research and One Health, EarlyView.
ABSTRACT As the world's largest meat producer, consumer, and importer, China's meat sector has undergone profound transformation over the past decade, driven by biological crises (e.g., African Swine Fever), environmental policies, and global market integration. This study analyzes the sector's production restructuring, consumption diversification, and
Zengyong Zhu
wiley   +1 more source

“We might be put into situations we are uncomfortable with, but not exactly told how to deal with them”: Health professional students' experiences questioning low‐value care practices during work‐integrated learning

open access: yesAnatomical Sciences Education, EarlyView.
Abstract Health professions students often observe and practice alongside supervising health professionals during work‐integrated learning (WIL) to develop essential capabilities. While students may encounter practices they interpret as low‐value care during WIL, many hesitate to question or challenge these practices.
Melanie K. Farlie   +7 more
wiley   +1 more source

A guide to nestling development and aging in altricial passerines [PDF]

open access: yes, 2007
Nestling growth and development studies have been a topic of interest for a greater part of the last century (Sutton 1935, Walkinshaw 1948) and continue to be of interest today. This is not surprising since studies on nestling growth can provide a wealth
Gardali, Thomas   +4 more
core   +1 more source

Preliminary Study on Keratinase from Two Indonesian Isolates

open access: yesAnimal Production: Indonesian Journal of Animal Production, 2010
Keratinases (E.C.3.4.99.11) constitute a group of enzymes capable of disrupting the highly stable keratin structure consisting of disulphide, hydrogen, and hydrophobic bonds in the form of α-helices and β-sheets B. licheniformis MB-2 and Bacillus sp. MTS
S Rahayu, D Syah, MT Suhartono
doaj  

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