Results 51 to 60 of about 108,757 (282)

The Impact of Eggshell Thickness on the Qualitative Characteristics of Stored Eggs Produced by Three Breeds of Laying Hens of the Cage and Cage-Free Housed Systems

open access: yesApplied Sciences, 2022
The study aimed to compare the physical-chemical attributes of table eggs from three laying hen breeds housed in the cage and cage-free conditions and to characterize the morphological characteristics of the eggshell interior.
Vjaceslavs Kocetkovs   +4 more
doaj   +1 more source

Laboratory Rearing of \u3ci\u3eLycaeides Melissa Samuelis\u3c/i\u3e (Lepidoptera: Lycaenidae), An Endangered Butterfly in Michigan [PDF]

open access: yes, 2017
The Karner blue butterfly (Lycaeides melissa samuelis) is listed as a federally endangered species in the United States. It occurs in oak savanna and pine barren habitats from eastern Minnesota to New Hampshire.
Bauer, Leah S   +4 more
core   +2 more sources

Search for the ideal laying hen for organic and free range systems [PDF]

open access: yes, 2011
Since 1960 the majority of commercial layers are housed in cages. Non-cage housing started to appear again from 1980 onwards and increases in importance. It is questionable if birds bred to perform in cages are also suited for free range housing.
Bestman, Monique   +7 more
core  

Thermal Response of Three Strains of Hens Housed in a Cage-Free Aviary at the Amazon Rainforest

open access: yesBrazilian Journal of Poultry Science, 2021
ABSTRACT This study aimed to evaluate the thermal response of three strains of hens housed in a cage-free system at the Amazon rainforest in order to evaluate how feather coverage influences thermal exchange with the environment. The experimental method was completely randomized and treatments comprised three strains of hens (Rhode Island Red (red ...
JPF Rufino   +6 more
openaire   +5 more sources

TRAIL‐PEG‐Apt‐PLGA nanosystem as an aptamer‐targeted drug delivery system potential for triple‐negative breast cancer therapy using in vivo mouse model

open access: yesMolecular Oncology, EarlyView.
Aptamers are used both therapeutically and as targeting agents in cancer treatment. We developed an aptamer‐targeted PLGA–TRAIL nanosystem that exhibited superior therapeutic efficacy in NOD/SCID breast cancer models. This nanosystem represents a novel biotechnological drug candidate for suppressing resistance development in breast cancer.
Gulen Melike Demirbolat   +8 more
wiley   +1 more source

Rearing of \u3ci\u3eScolytus Multistraiatus\u3c/i\u3e (Marsham) (Scolytidae: Coleoptera) for Toxicological Experiments [PDF]

open access: yes, 2017
(excerpt) In a study of the oral and contact toxicity of methoxychlor residues to the smaller European elm bark beetle, S, multistriatus, it is essential to have beetle material available which is of uniform physiological condition and age (Riedl, 197 3).
Butcher, J W, Riedl, H
core   +2 more sources

Microbiome and biological blood marker changes in hens at different laying stages in conventional and cage free housings

open access: yesPoultry Science, 2020
With the majority of conventional cage (CC) laying facilities transitioning into cage-free (CF) systems in the near future, it is important to characterize biological markers of health in layers housed in commercial housings for sustainable production.
Angelica Van Goor   +5 more
openaire   +3 more sources

Colorectal cancer‐derived FGF19 is a metabolically active serum biomarker that exerts enteroendocrine effects on mouse liver

open access: yesMolecular Oncology, EarlyView.
Meta‐transcriptome analysis identified FGF19 as a peptide enteroendocrine hormone associated with colorectal cancer prognosis. In vivo xenograft models showed release of FGF19 into the blood at levels that correlated with tumor volumes. Tumoral‐FGF19 altered murine liver metabolism through FGFR4, thereby reducing bile acid synthesis and increasing ...
Jordan M. Beardsley   +5 more
wiley   +1 more source

Effects of separated pair housing of female C57BL/6JRj mice on well-being

open access: yesScientific Reports, 2022
In laboratory animal facilities, it is a common code of practice to house female mice in groups. However, some experimental conditions require to house them individually, even though social isolation may impair their well-being.
K. Hohlbaum   +6 more
doaj   +1 more source

The economic effects of proposed changes to Ohio's animal housing regulations on egg producers and consumers [PDF]

open access: yes, 2010
College of Food, Agricultural and Environmental Sciences Undergraduate Research Forum - 2nd Place Economics & Social SciencesRichard J. and Martha D. Denman Undergraduate Research Forum - 3rd Place Agriculture & Environmental ScienceIn 2008, Californians
Black, Angela M.
core  

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