Results 31 to 40 of about 521,259 (357)

Whole Genome Analysis of the Red-Crowned Crane Provides Insight into Avian Longevity [PDF]

open access: yes, 2020
The red-crowned crane (Grus japonensis) is an endangered, large-bodied crane native to East Asia. It is a traditional symbol of longevity and its long lifespan has been confirmed both in captivity and in the wild.
Bhak, Jong   +14 more
core   +1 more source

Production of monoclonal antibodies against recombinant nucleoprotein of avian influenza virus, serotype H9N2 [PDF]

open access: yesIranian Journal of Veterinary Medicine, 2018
Background: Avian influenza viruses (AIVs) including the subtype H9N2 cause considerable financial losses to poultry industries. Rapid and accurate diagnosis of avian influenza (AI) infection is important in control and eradication programs.
Masoudreza Seyfiabad Shapouri   +3 more
doaj   +1 more source

Cytokines of Birds: Conserved Functions [PDF]

open access: yes, 2001
Targeted disruptions of the mouse genes for cytokines, cytokine receptors, or components of cytokine signaling cascades convincingly revealed the important roles of these molecules in immunologic processes. Cytokines are used at present as drugs to fight
Göbel, Thomas W. F.   +4 more
core   +1 more source

Avian defensins

open access: yesVeterinary Immunology and Immunopathology, 2008
Modulation of defensin expression may be one way to improve animal health and to reduce zoonotic diseases. Defensins are small, cationic, and amphipathic cysteine-rich antibiotic peptides found in plants, insects, mammals and birds. Whereas alpha- and theta-defensins appear to be absent in birds, several beta-defensins have been isolated from avian ...
van Dijk, A.   +2 more
openaire   +4 more sources

Maternal glucocorticoid levels during incubation predict breeding success, but not reproductive investment, in a free-ranging bird

open access: yesBiology Open, 2020
The hormone corticosterone (CORT) has been hypothesized to be linked with fitness, but the directionality of the relationship is unclear. The ‘CORT-fitness hypothesis’ proposes that high levels of CORT arise from challenging environmental conditions ...
Devin Fischer   +4 more
doaj   +1 more source

Functional and structural comparison of visual lateralization in birds – similar but still different

open access: yesFrontiers in Psychology, 2014
Vertebrate brains display physiological and anatomical left-right differences, which are related to hemispheric dominances for specific functions. Functional lateralizations likely rely on structural left-right differences in intra- and interhemispheric ...
Martina eManns, Felix eStröckens
doaj   +1 more source

Natural Bone‐Derived Ceramic Scaffolds Functionalized with Chitosan‐Gold, Chitosan‐Magnesium, and Chitosan‐Zinc for Enhanced Antibacterial Activity

open access: yesAdvanced Engineering Materials, EarlyView.
This study reports the development of antibacterial ceramic scaffolds derived from natural bovine bone. The bones were processed through sequential boiling and hydrogen peroxide treatment to remove organic matter, producing porous, mineral‐rich scaffolds.
Mohamad Hassan Taherian   +6 more
wiley   +1 more source

Self‐Assembled Inorganic Nanomembrane Tubes: Rolled‐Up Piezoelectrics for Microacoustic Wave‐Based Actuators and Sensors

open access: yesAdvanced Materials, EarlyView.
This study demonstrates a self‐assembly process to generate free‐standing piezoelectric nanomembranes, forming ultracompact microtubular acoustic wave sensors and actuators. The miniaturized 3D piezoelectric platform reported in this work can be applied in telecommunication, energy harvesting, and acoustofluidics. Moreover, the 3D self‐assembly can add
Raphaël C. L‐M. Doineau   +9 more
wiley   +1 more source

Role of Near-Miss Bird Strikes in Assessing Hazards

open access: yesHuman-Wildlife Interactions, 2017
Management of problem wildlife within the airfield environment is a difficult job. Today’s Bird–Animal Aircraft Strike Hazard (BASH) program managers require as much information as possible to accomplish their tasks.
Matt W. Klope   +3 more
doaj   +1 more source

Targeted Metabolomics to Assess Exposure to Environmental Chemicals of Concern in Japanese Quail at Two Life Stages

open access: yesMetabolites, 2021
This proof-of-concept study characterizes the Japanese quail (Coturnix japonica) hepatic metabolome following exposure to benzo[a]pyrene, chlorpyrifos, ethinylestradiol, fluoxetine hydrochloride, hexabromocyclododecane, lead(II)nitrate, seleno-L ...
Elena Legrand   +7 more
doaj   +1 more source

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