Results 11 to 20 of about 15,672 (212)

Influence of exogenous glucagon‐like peptide 2 on mechanisms of enteric neurotransmitter‐mediated vasorelaxation in the isolated bovine mesenteric artery and vein

open access: yesPhysiological Reports
Exogenous glucagon‐like peptide 2 (GLP‐2) administration increases small intestinal growth and mesenteric blood flow, although the vascular mechanisms involved remain unclear. The objective of this study was to characterize the effects of exogenous GLP‐2
Gabriel S. S. David   +3 more
doaj   +2 more sources

Characterization of vasoactive intestinal peptide receptors in retina

open access: yesExperimental Eye Research, 1990
Vasoactive intestinal peptide (VIP) is a neuropeptide having a wide range of effects on a large number of tissues. To gain insight into the role VIP plays in retinal function, VIP receptors in bovine retinal membranes were analyzed in competition binding assays and by affinity labeling studies and compared to VIP receptors in rat liver membranes.
A P, Swedlund, S A, Rosenzweig
openaire   +2 more sources

Vasoactive Intestinal Peptide Regulates its Receptor Expression and Functions of Human Keratinocytes via Type I Vasoactive Intestinal Peptide Receptors [PDF]

open access: yesJournal of Investigative Dermatology, 2001
Vasoactive intestinal peptide has been suggested to play some roles in inflammatory dermatoses such as atopic dermatitis and psoriasis. The aim of this study is to clarify the precise mechanisms of how vasoactive intestinal peptide is implicated in the pathogenesis of these disorders.
Kakurai, Maki   +5 more
openaire   +2 more sources

Glycyrrhizic Acid Reduces Heart Rate and Blood Pressure by a Dual Mechanism

open access: yesMolecules, 2016
Beta adrenergic receptors are crucial for their role in rhythmic contraction of heart along with their role in the pathological conditions such as tachycardia and high risk of heart failure.
Kailash Singh   +6 more
doaj   +1 more source

G Protein-Coupled Receptors as Potential Intercellular Communication Mediators in Trypanosomatidae

open access: yesFrontiers in Cellular and Infection Microbiology, 2022
Detection and transduction of environmental signals, constitute a prerequisite for successful parasite invasion; i.e., Leishmania transmission, survival, pathogenesis and disease manifestation and dissemination, with diverse molecules functioning as ...
Emilia Díaz   +7 more
doaj   +1 more source

Recent advances in vasoactive intestinal peptide physiology and pathophysiology: focus on the gastrointestinal system [version 1; peer review: 4 approved]

open access: yesF1000Research, 2019
Vasoactive intestinal peptide (VIP), a gut peptide hormone originally reported as a vasodilator in 1970, has multiple physiological and pathological effects on development, growth, and the control of neuronal, epithelial, and endocrine cell functions ...
Mari Iwasaki   +2 more
doaj   +1 more source

Presence of Vasoactive Intestinal Peptide Receptor in the Hen Hypothalamus.

open access: yesEndocrine Journal, 1995
Radioligand assays of the membrane fraction of hen hypothalamic tissues involving the preoptic (HPOA) or median eminence (HMEA) areas revealed the presence of a specific binding component to chicken vasoactive intestinal peptide (cVIP) having properties of a receptor. The equilibrium dissociation constant (Kd) was 0.70 +/- 0.07 nM (Mean +/- SEM; N = 5)
GONZALES, SYLVIA MAST   +4 more
openaire   +3 more sources

Neuropeptide G Protein-Coupled Receptors as Oncotargets

open access: yesFrontiers in Endocrinology, 2018
Neuropeptide G protein-coupled receptors (GPCRs) are overexpressed on numerous cancer cells. In a number of tumors, such as small cell lung cancer (SCLC), bombesin (BB) like peptides and neurotensin (NTS) function as autocrine growth factors whereby they
Terry W. Moody   +2 more
doaj   +1 more source

Neuroimmune communication in allergic rhinitis

open access: yesFrontiers in Neurology, 2023
The prevalence rate of allergic rhinitis (AR) is high worldwide. The inhalation of allergens induces AR, which is an immunoglobulin E-mediated and type 2 inflammation-driven disease.
Yi Zhou   +7 more
doaj   +1 more source

Characterization of vasoactive intestinal peptide receptors on human megakaryocytes and platelets [PDF]

open access: yesBlood, 1996
Vasoactive intestinal peptide receptor I (VIPRI) expression was examined in megakaryocytes using reverse transcriptase-polymerase chain reaction (RT-PCR). VIPRI protein was characterized in platelet membranes using covalent crosslinking techniques.
S K, Park   +4 more
openaire   +2 more sources

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