Results 21 to 30 of about 18,857 (274)

Opioidergic pathways and kisspeptin in the regulation of female reproduction in mammals

open access: yesFrontiers in Neuroscience, 2022
Endogenous opioid peptides have attracted attention as critical neuropeptides in the central mechanism regulating female reproduction ever since the discovery that arcuate dynorphin neurons that coexpress kisspeptin and neurokinin B (NKB), which are also
Yoshihisa Uenoyama   +4 more
doaj   +1 more source

Identifying functional populations among the interneurons in laminae I-III of the spinal dorsal horn [PDF]

open access: yes, 2017
The spinal dorsal horn receives input from primary afferent axons, which terminate in a modality-specific fashion in different laminae. The incoming somatosensory information is processed through complex synaptic circuits involving excitatory and ...
Todd, Andrew J.
core   +1 more source

Role for kisspeptin/neurokinin B/dynorphin (KNDy) neurons in cutaneous vasodilatation and the estrogen modulation of body temperature

open access: bronzeProceedings of the National Academy of Sciences of the United States of America, 2012
Melinda A. Mittelman-Smith   +4 more
exaly   +2 more sources

Dissecting the Roles of GABA and Neuropeptides from Rat Central Amygdala CRF Neurons in Anxiety and Fear Learning

open access: yesCell Reports, 2019
Summary: Central amygdala (CeA) neurons that produce corticotropin-releasing factor (CRF) regulate anxiety and fear learning. These CeACRF neurons release GABA and several neuropeptides predicted to play important yet opposing roles in these behaviors ...
Matthew B. Pomrenze   +5 more
doaj   +1 more source

Investigating the KNDy hypothesis in humans by co-administration of kisspeptin, neurokinin B and naltrexone in men [PDF]

open access: yes, 2016
Context: A subpopulation of hypothalamic neurons co-localise three neuropeptides namely kisspeptin, neurokinin B (NKB) and dynorphin collectively termed KNDy neurons. Animal studies suggest they interact to affect pulsatile GnRH release (KNDy hypothesis);
Abbara, A   +11 more
core   +1 more source

Identification of dynorphin a from zebrafish: A comparative study with mammalian dynorphin A

open access: yesNeuroscience, 2007
We report the cloning and molecular characterization of the zfPDYN. The complete open reading frame for this propeptide is comprised in two exons that are localized on chromosome 23. zfPDYN cDNA codes for a polypeptide of 252 amino acids that contains the consensus sequences for four opioid peptides: an Ile-enkephalin, the neo-endorphins, dynorphin A ...
E. Marrón Fernández de Velasco   +6 more
openaire   +4 more sources

Dynorphin and the pathophysiology of drug addiction [PDF]

open access: yesPharmacology & Therapeutics, 2007
Drug addiction is a chronic relapsing disease in which drug administration becomes the primary stimulus that drives behavior regardless of the adverse consequence that may ensue. As drug use becomes more compulsive, motivation for natural rewards that normally drive behavior decreases. The discontinuation of drug use is associated with somatic signs of
Vladimir I. Chefer   +2 more
openaire   +3 more sources

Traumatic Stress-Induced Vulnerability to Addiction: Critical Role of the Dynorphin/Kappa Opioid Receptor System

open access: yesFrontiers in Pharmacology, 2022
Substance use disorders (SUD) may emerge from an individual’s attempt to limit negative affective states and symptoms linked to stress. Indeed, SUD is highly comorbid with chronic stress, traumatic stress, or post-traumatic stress disorder (PTSD), and ...
Claire Leconte   +2 more
doaj   +1 more source

The organisation of spinoparabrachial neurons in the mouse [PDF]

open access: yes, 2015
The anterolateral tract (ALT), which originates from neurons in lamina I and the deep dorsal horn, represents a major ascending output through which nociceptive information is transmitted to brain areas involved in pain perception.
Cameron, Darren   +5 more
core   +1 more source

Endogenous Opioids in Crohn’s Disease

open access: yesBiomedicines, 2023
Caring for patients with Crohn’s disease (CD) is a serious challenge in modern medicine. The increasing incidence of CD among adolescents and the severe course of the disease create the need for new methods of diagnosis and therapy.
Adrian Martyniak   +2 more
doaj   +1 more source

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