Results 81 to 90 of about 16,897 (225)

Activity Based Anorexia as an Animal Model for Anorexia Nervosa–A Systematic Review [PDF]

open access: yes, 2019
Anorexia nervosa (AN) is a severe eating disorder affecting around 1 per 100 persons. However, the knowledge about its underlying pathophysiology is limited.
Schalla, Martha A., Stengel, Andreas
core   +1 more source

Physical activity moderates the relationship between hot flashes and arterial wave reflection in perimenopausal females

open access: yesPhysiological Reports, Volume 14, Issue 10, May 2026.
Abstract Subclinical CVD risk factors are associated with hot flashes (HF). Habitual physical activity (PA) reduces CVD risk in part due to effects on blood vessel characteristics. The objective was to evaluate associations between arterial wave reflection (WR), HFs, and PA in perimenopausal people and determine whether PA moderates the relationship ...
Tint Tha Ra Wun   +5 more
wiley   +1 more source

5-HT6R Viral Vector-Mediated Indirect Pathway Activation in the Dorsolateral Striatum: A Discussion on Basal Ganglia Habitual and Goal-Directed Circuits [PDF]

open access: yes, 2018
Altering maladaptive behavioral tendencies is relevant for clinical interventions, making research on underlying mechanisms of habit essential. Mechanisms of habit are explored here with differential activation of the indirect pathway in the basal ...
Winn, Caleb S
core   +1 more source

The dopamine D1-D2 receptor heteromer in striatal medium spiny neurons: evidence for a third distinct neuronal pathway in basal ganglia

open access: yesFrontiers in Neuroanatomy, 2011
Dopaminergic signaling within the basal ganglia has classically been thought to occur within two distinct neuronal pathways; the direct striatonigral pathway which contains the dopamine D1 receptor and the neuropeptides dynorphin and substance P, and the
Melissa L. Perreault   +7 more
doaj   +1 more source

Unraveling Chronic Pain: From Mechanisms and Risks to Diagnosis and Treatment

open access: yesMedComm, Volume 7, Issue 4, April 2026.
Chronic pain arises through distinct molecular pathways categorized into nociceptive, neuropathic, and nociplastic types. Nociceptive pain begins with TRP channel activation in peripheral nociceptors, signaling via Aδ‐ and C‐fibers through the spinal dorsal horn and spinothalamic tracts to the brain, regulated by descending inhibition and involving ...
Xiaofeng Dai   +3 more
wiley   +1 more source

Stress rapidly suppresses in vivo LH pulses and increases activation of RFRP-3 neurons in male mice [PDF]

open access: yes, 2018
Restraint stress is a psychosocial stressor that suppresses reproductive status, including LH pulsatile secretion, but the neuroendocrine mechanisms underlying this inhibition remains unclear.
Hughes, Jessica K   +4 more
core   +1 more source

Effects of a kappa opioid receptor antagonist on delayed postoperative pain recovery in a novel mouse sleep disorder model

open access: yesFrontiers in Pain Research
IntroductionSleep disturbances have been shown to exacerbate pain sensitivity and prolong recovery from pain. However, conventional animal models of sleep disturbance, which involve physical disruptions, such as water or forced movement, might not fully ...
Hisakatsu Ito   +5 more
doaj   +1 more source

Understanding cell‐penetrating peptide mechanisms using computational electrophysiology simulations

open access: yesProtein Science, Volume 35, Issue 4, April 2026.
Abstract Cell‐penetrating peptides (CPPs) can enter cells without inducing cytotoxicity and can be coupled with cargo molecules to be used to deliver drugs, DNA, or nanoparticles into cells. The peptide‐membrane interactions driving the internalization mechanism are not completely understood. In this study, we introduce Computational Electrophysiology (
Eric Catalina‐Hernandez   +3 more
wiley   +1 more source

Opioid precursor protein isoform is targeted to the cell nuclei in the human brain [PDF]

open access: yes, 2017
Background: Neuropeptide precursors are traditionally viewed as proteins giving rise to small neuropeptide molecules. Prodynorphin (PDYN) is the precursor protein to dynorphins, endogenous ligands for the kappa-opioid receptor.
Alkass, Kanar   +15 more
core   +2 more sources

AAKD: A standardized and comprehensive acupuncture anesthesia knowledge platform for enhanced recovery after surgery and mechanism

open access: yesVIEW, Volume 7, Issue 2, April 2026.
Acupuncture anesthesia (AA) is an application of acupuncture innovation in surgical operations, combined with anesthetic techniques, and is a model of integrated Chinese and Western medicine. We proposed the Acupuncture Anesthesia Knowledge Database (AAKD), in which all data have been meticulously curated by field experts and assessed by a multi ...
Ying Wang   +11 more
wiley   +1 more source

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