Results 71 to 80 of about 444,141 (265)

The influence of circadian variables on ecotoxicology metabolomics

open access: yesBiological Reviews, EarlyView.
ABSTRACT Ecotoxicologists are using metabolomics increasingly to gain insight into toxicological mechanisms and sublethal effects of chemical exposures. Metabolomics offers a sensitive multi‐parameter approach that can detect biochemical responses not obvious using apical and behavioural endpoints.
Ryan I. Lester   +3 more
wiley   +1 more source

Presença de receptores serotonérgicos no núcleo paraventricular do hipotálamo e sua participação no controle neural da ingestão de alimentos em pombos (Columba livia) [PDF]

open access: yes, 2001
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas. Mestrado em NeurociênciasInvestigação do possível envolvimento de receptores serotonérgicos presentes no Núcleo Paraventricular do Hipotálamo na regulação de ...
Silva, Aderley Serenita Sartori da
core  

Prenatal betamethasone–postnatal N‐methyl‐D‐aspartic acid model of spasms: Update on mechanisms and treatments

open access: yesEpilepsia Open, EarlyView.
Abstract Infantile epilepsy spasms syndrome (IESS), formerly known as infantile spasms or West Syndrome, is a severe epilepsy syndrome affecting about 3 in 10,000 newborns in the United States. Characterized by clusters of epileptic spasms, interictal hypsarrhythmia, and developmental delays, IESS has diverse causes, including structural‐metabolic ...
Kayla Vieira   +5 more
wiley   +1 more source

A expressão da proteína Fos após injeção intracerebroventricular de adrenalina em ratos saciados [PDF]

open access: yes, 2014
Dissertação (Mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas, Programa de Pós-Graduação em Neurociências, Florianópolis, 2014Estudos prévios em nosso laboratório sugerem que a injeção de adrenalina (AD) no núcleo mediano
Flores, Rafael Appel
core  

Oxytocinergic Cells of the Hypothalamic Paraventricular Nucleus Are Involved in Food Entrainment. [PDF]

open access: yesFront Neurosci, 2020
When food is presented at a specific time of day subjects develop intense locomotor behavior before food presentation, termed food anticipatory activity (FAA). Metabolic and hormonal parameters, as well as neural structures also shift their rhythm according to mealtime. Food-entrained activity rhythms are thought to be driven by a distributed system of
Caba M   +4 more
europepmc   +4 more sources

An enhanced expression of hypothalamic neuronal nitric oxide synthase in a rat model of simulated transport stress

open access: yesBMC Veterinary Research, 2019
Background Transport stress not only causes physiological changes but also induces behavioral responses, including anxiety-like and depression-like behavioral responses in animals.
Jia Wang   +4 more
doaj   +1 more source

Cyto- and Chemoarchitecture of the Hypothalamic Paraventricular Nucleus in the C57BL/6J Male Mouse: A Study of Immunostaining and Multiple Fluorescent Tract Tracing

open access: yesThe Journal of comparative neurology, 2012
The paraventricular nucleus of the hypothalamus (PVH) plays a critical role in the regulation of autonomic, neuroendocrine, and behavioral activities. This understanding has come from extensive characterization of the PVH in rats, and for this mammalian ...
J. Biag   +7 more
semanticscholar   +1 more source

Acupuncture Alleviates Allergic Rhinitis by Activating the AMPK/PGC‐1α Pathway to Attenuate Mitochondrial Oxidative Stress and Restore Epithelial Barrier Function

open access: yesFlavour and Fragrance Journal, EarlyView.
Acupuncture at Feishu (BL13), Shenshu (BL23), Yingxiang (LI20), and Dazhui (GV14) alleviates allergic rhinitis by activating the AMPK/PGC‐1α/NRF1/TFAM signalling axis. This activation improves mitochondrial biogenesis and function, reduces mtROS‐mediated oxidative stress, restores ATP production and respiratory complex I/IV activity, suppresses IgE and
Fengying Zhang   +3 more
wiley   +1 more source

Extraocular Photoreception in Optic Lobes, Suckers, and Skin of Octopus vulgaris

open access: yesIntegrative Zoology, EarlyView.
Evidence of extra‐ocular photoreception in Octopus vulgaris (a) Diagram of the O. vulgaris different tissues considered: SPB, sucker proximal big; SPL, sucker proximal large; SM, sucker medium; SD, sucker distal; SK, skin; OL, optic lobes; RT, retina; (b‐d) Gene expression analysis of Ov‐GRK1 (red), Ov‐retinochrome (green), Ov‐rhodopsin (blue) mRNA ...
Valeria Maselli   +7 more
wiley   +1 more source

The course of paraventricular hypothalamic efferents to autonomic structures in medulla and spinal cord

open access: yes, 1985
By application of the anterograde transport technique of Phaseolus vulgaris leuco-agglutinin the descending autonomic projection of the paraventricular hypothalamic nucleus was investigated.
Steffens, A.B.   +3 more
core   +1 more source

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