Results 21 to 30 of about 3,715 (104)

Two inbred rat strains contrasting for anxiety-related behaviors show similar levels of defensive responses to cat odor

open access: yesBehavioral and Brain Functions, 2007
Rodents are known to display fear-related responses when exposed to the odor of natural predators, such as cats, even when they are totally naïve to these stimuli.
Ramos André   +2 more
doaj   +1 more source

Exploring sunflower responses to Sclerotinia head rot at early stages of infection using RNA-seq analysis

open access: yesScientific Reports, 2020
Sclerotinia head rot (SHR), caused by the necrotrophic fungus Sclerotinia sclerotiorum, is one of the most devastating sunflower crop diseases. Despite its worldwide occurrence, the genetic determinants of plant resistance are still largely unknown. Here,
Mónica I. Fass   +11 more
doaj   +1 more source

Genetic, physiological and comparative genomic studies of hypertension and insulin resistance in the spontaneously hypertensive rat

open access: yesDisease Models & Mechanisms, 2017
We previously mapped hypertension-related insulin resistance quantitative trait loci (QTLs) to rat chromosomes 4, 12 and 16 using adipocytes from F2 crosses between spontaneously hypertensive (SHR) and Wistar Kyoto (WKY) rats, and subsequently identified
Philip M. Coan   +9 more
doaj   +1 more source

Can Wistar rats be used as the normotensive controls for nerve morphometry investigations in spontaneously hypertensive rats (SHR)? Ratos Wistar podem ser utilizados como os controles normotensos dos ratos espontaneamente hipertensos (SHR) em investigações morfométricas de nervos periféricos?

open access: yesActa Cirúrgica Brasileira, 2011
PURPOSE: We compared the sural nerve morphology among Wistar (WR), Wistar-Kyoto (WKY) and Spontaneously hypertensive (SHR) rats, including the nerve fascicles and myelinated fibers morphometry.
Luciana Sayuri Sanada   +4 more
doaj   +1 more source

Effects of early life trauma are dependent on genetic predisposition: a rat study

open access: yesBehavioral and Brain Functions, 2011
Background Trauma experienced early in life increases the risk of developing a number of psychological and/or behavioural disorders. It is unclear, however, how genetic predisposition to a behavioural disorder, such as attention-deficit/hyperactivity ...
Russell Vivienne A   +2 more
doaj   +1 more source

Endoplasmic Reticulum Stress: A Novel Target for the Prevention and Treatment of Hypertension and Its Related Diseases

open access: yesJournal of Cellular and Molecular Medicine, Volume 29, Issue 23, December 2025.
ABSTRACT Endoplasmic reticulum stress (ERS) emerges as a critical pathophysiological nexus in hypertension and related cardiovascular diseases. Chronic ERS activation via the IRE1α‐XBP1, ATF6, and PERK pathways drives vascular endothelial dysfunction (reduced NO bioavailability, increased ET‐1), renin‐angiotensin system (RAS) hyperactivation ...
Xin Ma   +6 more
wiley   +1 more source

Peptide Hormone‐Mediated Regulation of Plant Development and Environmental Adaptability

open access: yesAdvanced Science, Volume 12, Issue 34, September 11, 2025.
In this review, recent advances in understanding the roles of plant peptide hormones in regulating growth, reproduction, and environmental adaptability are systematically summarized. It further elucidates the challenges in studying these peptides, such as their low abundance, functional redundancy, and complex signaling mechanisms, and highlights their
Xin Li   +8 more
wiley   +1 more source

Reparação de defeitos ósseos em fêmures de ratos machos e fêmeas espontaneamente hipertensos: estudo histológico e histométrico Bone healing in drill hole defects in spontaneously hypertensive male and female rats' femurs: a histological and histometric study

open access: yesArquivos Brasileiros de Cardiologia, 2007
OBJETIVO: O objetivo deste estudo foi avaliar a reparação óssea em ratos espontaneamente hipertensos (SHR) e compará-la com a de ratos normotensos, avaliando machos e fêmeas.
Andresa Costa Pereira   +4 more
doaj   +1 more source

Ethnomedicinal Uses, Phytochemistry, Pharmacological Activities, and Toxicology of the Subfamily Gomphrenoideae (Amaranthaceae): A Comprehensive Review

open access: yesChemistry &Biodiversity, Volume 22, Issue 9, September 2025.
ABSTRACT The subfamily Gomphrenoideae is composed of about 480 accepted species, many of which have been historically used as medicinal plants, reason why they have been studied in terms of chemical profile, biological activity, and safety. This review consolidates the advances in research on this subfamily over the past 47 years, emphasizing its ...
Dayanna Isabel Araque Gelves   +3 more
wiley   +1 more source

Comparison of voluntary ethanol intake by two pairs of rat lines used as genetic models of anxiety

open access: yesBrazilian Journal of Medical and Biological Research, 2004
The relationship between anxiety-related behaviors and voluntary ethanol intake was examined in two pairs of rat lines by the oral ethanol self-administration procedure. Floripa high (H) and low (L) rats selectively bred for contrasting anxiety responses
G.E. Da Silva, A. Ramos, R.N. Takahashi
doaj   +1 more source

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