Results 21 to 30 of about 919,029 (311)

Interaction of hypothalamic GABA\u3csub\u3eA\u3c/sub\u3e and excitatory amino acid receptors controlling heart rate in rats [PDF]

open access: yes, 1991
We have previously shown that microinjection of drugs that impair gamma-aminobutyric acid (GABA)-mediated synaptic inhibition into the dorsomedial hypothalamus (DMH) of rats generates cardiovascular and behavioral changes that mimic the response to ...
DiMicco, Joseph A., Soltis, Robert P.
core   +2 more sources

Antagonists to the rescue [PDF]

open access: yesJournal of Clinical Investigation, 2000
Errors in protein folding represent the underlying basis for a large number of genetically inherited diseases. Point mutations, deletions, and in some cases, expanded sequences of amino acids give rise to protein products that fail to reach their native folded state.
W J, Welch, M, Howard
openaire   +2 more sources

Selectivity and specificity of sphingosine-1-phosphate receptor ligands: caveats and critical thinking in characterizing receptor-mediated effects

open access: yesFrontiers in Pharmacology, 2011
Receptors for sphingosine-1-phosphate (S1P) have been identified only recently. Their medicinal chemistry is therefore still in its infancy, and few selective agonists or antagonists are available. Furthermore, the selectivity of S1P receptor agonists or
Christian eWaeber, Salvatore eSalomone
doaj   +1 more source

Filling the Gaps in Antagonist CCR5 Binding, a Retrospective and Perspective Analysis

open access: yesFrontiers in Immunology, 2022
The large number of pathologies that position CCR5 as a central molecular determinant substantiates the studies aimed at understanding receptor-ligand interactions, as well as the development of compounds that efficiently block this receptor.
Yerkezhan Amerzhanova, Luca Vangelista
doaj   +1 more source

Food-induced behavioral sensitization, its cross-sensitization to cocaine and morphine, pharmacological blockade, and effect on food intake [PDF]

open access: yes, 2006
Repeated administration of abused drugs sensitizes their stimulant effects and results in a drug-paired environment eliciting conditioned activity. We tested whether food induces similar effects.
Le Merrer, Julie, Stephens, David N
core   +1 more source

ACTH Antagonists [PDF]

open access: yesProceedings of the National Academy of Sciences, 1974
Structural modifications within the active site of the ACTH molecule have produced analogs that inhibit the hormone sensitive adenylate cyclase system of bovine adrenal cortical plasma membranes. It is demonstrated that the tryptophan residue of the ACTH molecule is essential for stimulation of the enzyme.
K, Hofmann, J A, Montibeller, F M, Finn
openaire   +2 more sources

Inhibitory effects of antagonistic bacteria inhabiting the rhizosphere of the sugarbeet plants, on Cercospora beticola Sacc., the causal agent of Cercospora leaf spot disease on sugarbeet

open access: yesJournal of Plant Protection Research, 2016
In the present study, the antagonistic capability of bacterial agents inhabiting the rhizosphere of sugarbeet plants were evaluated against Cercospora beticola Sacc. under laboratory and greenhouse conditions.
Arzanlou Mahdi   +4 more
doaj   +1 more source

Insight into a Successful Development of Biocontrol Agents: Production, Formulation, Packaging, and Shelf Life as Key Aspects

open access: yesHorticulturae, 2022
Biocontrol agents (BCAs) have been proposed and studied over recent decades as a suitable alternative to diminish or substitute synthetic fungicides used to control pre- and postharvest diseases.
Neus Teixidó   +2 more
doaj   +1 more source

Interactions of narcotic antagonists and antagonist-analgesics

open access: yesJournal of Pharmacy and Pharmacology, 1968
Abstract In the rat the potent narcotic antagonist N-cyclopropylmethyl-6,14-endoethano-7α- (1-hydroxy-1-methylethyl)-tetrahydronororipavine (M5050, Reckitt), which itself lacks analgesic activity, resembled naloxone in its capacity to reverse the antinociceptive effects of morphine antagonist-analgesics. The nociceptive stimulus employed
G F, Blane, D, Dugdall
openaire   +2 more sources

Effects of the vasoactive intestinal peptide (VIP) and related peptides on glioblastoma cell growth in vitro [PDF]

open access: yes, 2003
The growth rate of numerous cancer cell lines is regulated in part by actions of neuropeptides of the vasoactive intestinal peptide (VIP) family, which also includes pituitary adenylate cyclase-activating peptide (PACAP), glucagon, and peptide histidine ...
Alleaume, Céline   +4 more
core   +1 more source

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