Results 71 to 80 of about 36,546 (245)

Plasma ACTH, α-MSH and cortisol variations in the dog during the oestrous cycle in different photoperiods [PDF]

open access: yes, 2015
The hypothalamic-pituitary-adrenal axis (HPA) is a complex system regulated by multiple factors.Sexual dimorphism of this axis has been described in different species under physiological conditions and it hasbeen proposed that sexual hormones could have ...
Cabrera Battler, M. F.   +6 more
core   +1 more source

Seasonality in Reproduction and Reproductive Physiology of Caviomorphs

open access: yesMammal Review, Volume 55, Issue 3, July 2025.
ABSTRACT Animals experience seasonal fluctuations of photoperiod, food availability, temperature and precipitation. This affects their energy budget, often leading to seasonal reproduction. We review available literature and (re)‐analyse existing datasets on seasonal reproduction of South American caviomorph rodents that are characterised by long ...
Anja Guenther   +5 more
wiley   +1 more source

Analecta Veterinaria | Volumen 30 | Número 2

open access: yesAnalecta Veterinaria, 2010
Artículos de Investigación/Research articles - Evidencia serológica de infección por metapneumovirus en aves comerciales de la Provincia de Buenos Aires y Entre Ríos (Argentina ).
Facultad de Ciencias Veterinarias::http://voc.sedici.unlp.edu.ar/node/47693::600
doaj  

Inhibition and Prevention of Biofilm Growth: The Effect of a Cationic and Novel Zinc Porphyrin on Pseudomonas aeruginosa Biofilm Formation on Different Substrata [PDF]

open access: yes, 2018
A biofilm is a group of microbes that are found in hydrated matrices of cells and contain polysaccharides, extracellular DNA, and proteins. Bacteria growing in biofilms are often resistant to antimicrobial treatments and are able to go undetected by the ...
Facultad de Ciencias Veterinarias
core   +2 more sources

Role of transforming growth factor B superfamily in ovarian and its relation to the pathogenesis of bovine cystic ovarian disease [PDF]

open access: yes, 2014
En los últimos años se ha avanzado en la búsqueda por esclarecer los complejos mecanismos de control intraováricos que, concomitantemente con señales sistémicas, coordinan el reclutamiento, la selección y el crecimiento de los folículos desde el estadio ...
Díaz, Pablo Uriel   +6 more
core   +1 more source

Analecta Veterinaria | Volumen 31 | Número 1

open access: yesAnalecta Veterinaria, 2011
Artículos de Investigación/Research articles - Prevalencia de anticuerpos contra el virus de la encefalomielitis murina de Theiler en colonias de ratones de Argentina.
Facultad de Ciencias Veterinarias::http://voc.sedici.unlp.edu.ar/node/47693::600
doaj  

First identification of Mycobacterium avium paratuberculosis sheep strain in Argentina [PDF]

open access: yes, 2013
We here identified for the first time the presence of Mycobacterium avium paratuberculosis (MAP) sheep (S) strain in Argentina. IS900 polymerase chain reaction (PCR) was positive.
Alvarado Pinedo, M. F.   +8 more
core   +1 more source

Engineered Chitosan‐Derived Nanocarrier for Efficient siRNA Delivery to Peripheral and Central Neurons

open access: yesAdvanced Healthcare Materials, Volume 14, Issue 15, 10 June, 2025.
This study introduces a novel chitosan‐based nanocarrier functionalized with a neurotropic protein for efficient siRNA delivery to neurons. The polyplexes demonstrate enhanced neuronal binding, retrograde transport, and PTEN silencing, promoting axonal outgrowth.
Ana P. Spencer   +10 more
wiley   +1 more source

Genomic Signals of Local Adaptation Associated With Environmental Variables in Eleginops maclovinus From Northern Chilean Patagonia

open access: yesEcology and Evolution, Volume 15, Issue 6, June 2025.
Studying evolutionary processes in the unique and understudied Patagonian fjord ecosystem is a challenging task for evolutionary ecologists. Genomic signals of local adaptation are present in a species from northern Chilean Patagonia. Polygenic selection drives local adaptation in Eleginops maclovinus. ABSTRACT Understanding the evolutionary mechanisms
C. Eliza Claure   +5 more
wiley   +1 more source

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