antagonist(CHEMICAL)

agonistnoun[C] (PERSON)

literature, theatre & film
a protagonist（同 protagonist）

Examples of agonist

agonist
The development of selective receptor agonists for therapeutic application is one strategy to elucidate critical and physiologically relevant serotonin receptors modulating energy homeostasis.
Oscillations of free cytosolic calcium evoked by cholinergic and catecholaminergic agonists in rat parotid acinar cells.
Adverse events were typical for dopamine agonists except for skin reactions related to the patch.
Other strategies to enhance acetylcholine levels, such as muscarinic cholinergic agonists or nicotinic cholinergic receptor agonists, are under investigation.
Studies in which drugs other than opioid agonists were combined with opioids or opioids were administered epidurally or intrathecally were excluded.
Endocrine-disrupting chemicals can act by selectively binding to hormone receptors to generate (agonists) or block (antagonists) hormone-mediated responses.
Recent studies have suggested that alpha-2 adrenoceptor agonists can enhance neuronal survival.
When selective a2 or b agonists were used instead of epinephrine, consistent modulation effects were observed.
The agonists used in this study varied in their selectivity for each receptor type.
When antagonists were used, these were co-applied with the agonists and ejected from the same barrel.
They did not attempt to determine if these agonists acted on one or multiple glutamate receptors.
Two overlapping conformations were found that all of seven active agonists had in common.
Experiments using adrenergic agonists and antagonists allowed us to determine that the metabolic effect of adrenaline is caused by interaction with 2-receptors.
Furthermore, no significant current were evoked by n-acetylcholine-receptor agonists epibatidine and methylcarbamylcholine.
The drugs can be either partial chemokines or small peptides that behave as receptor antagonists or agonists.
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