Results 71 to 80 of about 51,015 (229)

Decoupled and diverse: A morphological examination of the two‐jaw system in Mormyridae (Osteoglossiformes)

open access: yesThe Anatomical Record, EarlyView.
Abstract The tongue‐bite apparatus (TBA) is a secondary jaw system found in Osteoglossomorpha and, convergently, Salmonidae. It is thought to have similar prey‐processing functions as the pharyngeal jaws, possibly allowing the oral jaws to evolve separately for more efficient prey capture.
Kassandra L. Ford   +2 more
wiley   +1 more source

A phosphoprotein gene RT-qPCR assay for detecting all lineages of peste des petits ruminants virus

open access: yesFrontiers in Microbiology
Peste des petits ruminants (PPR) is a highly contagious disease caused by peste des petits ruminants virus (PPRV). PPRV is classified into four lineages based on the nucleocapsid (N) or fusion (F) genes.
Jiao Xu   +7 more
doaj   +1 more source

Genomic Structural Variations Provide Insights Into Litter Size and Teat Number Traits in Hu Sheep

open access: yesAnimal Research and One Health, EarlyView.
Here, we conducted whole genome sequencing on 300 Hu sheep with an average depth of 16.51X. Two candidate genes associated with litter size and teat number traits were identified, namely MAST2 and AFDN. ABSTRACT Litter size and the teat number are important economic indicators in sheep production.
Xin Xiang   +3 more
wiley   +1 more source

Quercetin ameliorates aflatoxin B1-induced non-canonical ferroptosis in ovine oocytes through the OPA1/ACSL4 pathway

open access: yesJournal of Animal Science and Biotechnology
Background Aflatoxin B1 (AFB1), a potent mycotoxin, commonly contaminates feeds like maize and soybean, jeopardizing animal reproduction. Although AFB1 exposure is known to cause oxidative stress, immune activation, and cell death in oocytes and early ...
Lang Li   +6 more
doaj   +1 more source

Comparative Meta‐Analysis of Antimicrobial Peptides in Aquatic and Terrestrial Livestock Species

open access: yesAnimal Research and One Health, EarlyView.
A global meta‐analysis of 58 studies (926 effect sizes and 29 species across five taxa) revealed that dietary antimicrobial peptides generally improve growth performance, blood metabolites, and immune responses. The greatest benefits were observed in omnivorous livestock, such as pigs and chickens. Dose‐duration effects were evident. An optimal outcome
Lily Liu   +4 more
wiley   +1 more source

Carcass Traits, Meat Quality, Hydrolyzed Amino Acid Composition, and GC–IMS Volatile Signal Profiles in Kazakh Lambs Fed Diets Containing Fermented Cottonseed Hulls

open access: yesFoods
Cottonseed hulls, a fibrous by-product of cotton processing, are a potentially valuable unconventional feed resource for ruminants, and microbial fermentation may improve their feeding value.
Caidie Wang   +6 more
doaj   +1 more source

Influence of time delay and nonlinear diffusion on herbivore outbreak [PDF]

open access: yes, 2014
Herbivore outbreaks, a major form of natural disturbance in many ecosystems, often have devastating impacts on their food plants. Understanding those factors permitting herbivore outbreaks to occur is a long-standing issue in conventional studies of ...
Chakraborty, Amit   +5 more
core   +1 more source

Gut Health in Ostriches (Struthio camelus): Insights Into Intestinal Structure, Functions, Microbiome, and Improvement Strategies

open access: yesAnimal Research and One Health, EarlyView.
Our paper systematically reviews the intestinal structure, function, and microbiota of ostriches, along with strategies for improving their gut health. We analyze how these factors collectively influence intestinal homeostasis and ostrich welfare, emphasizing probiotics as a promising intervention to enhance gut health, boost population well‐being, and
Zi‐Qun Zhang   +6 more
wiley   +1 more source

Dietary Capsaicin Supplementation Mitigates Calving-Induced Stress and Enhances Antioxidant Capacity, Immune Function, and Gut Microbiota in Periparturient Dairy Cows

open access: yesAntioxidants
This study investigated the effects of dietary capsaicin supplementation on antioxidant capacity, immune function, and gut microbiota in periparturient dairy cows. Twenty Holstein cows with an average parity of 2.5 ± 0.76, milk production of 31.30 ± 2.39
Hangfan Li   +6 more
doaj   +1 more source

Cross‐Species Single‐Cell Comparative Analysis Reveals Gluconeogenic Features of Hepatocytes in Ruminants

open access: yesAnimal Research and One Health, EarlyView.
In this study, we used cross‐species comparisons to identify ruminant hepatocyte features. We also identified potential genes and TFs involved in coordinating gluconeogenesis in ruminant hepatocytes. By integrating single‐cell data with population genetic analyses, we further identified candidate genetic variation in glucose metabolism and ...
Yaqi Zhou   +6 more
wiley   +1 more source

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