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agonist    音标拼音: ['ægənɪst]
促效药; 主动肌

促效药; 主动肌

agonist
n 1: the principal character in a work of fiction [synonym:
{protagonist}, {agonist}]
2: someone involved in a contest or battle (as in an agon) [ant:
{adversary}, {antagonist}, {opponent}, {opposer}, {resister}]
3: a muscle that contracts while another relaxes; "when bending
the elbow the biceps are the agonist"
4: (biochemistry) a drug that can combine with a receptor on a
cell to produce a physiological reaction


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  • Agonist - Wikipedia
    An agonist is a chemical that activates a receptor to produce a biological response Receptors are cellular proteins whose activation causes the cell to modify what it is currently doing In contrast, an antagonist blocks the action of the agonist, while an inverse agonist causes an action opposite to that of the agonist
  • AGONIST Definition Meaning - Merriam-Webster
    The meaning of AGONIST is one that is engaged in a struggle How to use agonist in a sentence
  • What Is an Agonist? Definition, Types, and Examples
    An agonist is a chemical messenger, or ligand, that binds to a specific receptor protein on a cell and produces a biological response This binding event mimics the action of naturally occurring substances within the body, such as hormones and neurotransmitters
  • Agonist, Partial Agonist, Antagonist, Inverse Agonist - PharmaEducation
    Agonist (sometimes called full agonist) is a molecule or chemical compound that can bind to a receptor and activates the receptor, thus producing a biological response
  • Agonist - an overview | ScienceDirect Topics
    An agonist, whether a therapeutic drug or an endogenous ligand, binds to the receptor or site of action and changes the conformation of the receptor to its active state, leading to signalling via second messenger pathways
  • What Are Agonist Drugs? Definition and Examples
    Agonists are substances, either drugs or naturally occurring compounds, that produce a response by binding to specific structures in the body called receptors They mimic naturally produced compounds, activating receptors to trigger a biological effect
  • Agonists and Antagonists: Definition, Mechanism, and Types -
    An agonist is a drug or endogenous substance that has both affinity and intrinsic activity (efficacy) Affinity means the ability of the drug to bind to the receptor, while intrinsic activity refers to its ability to activate the receptor after binding
  • Agonist - Definition and Examples - Biology Online Dictionary
    In pharmacology, an antagonist drug, or simply an agonist, is a substance that mimics the endogenous ligand and binds with the receptor to activate it and produce a similar biological response as that of the endogenous cellular ligand
  • Beta-agonist: Types, Dosing, Benefits Side Effects
    They can help you successfully manage COPD or asthma and improve your quality of life Providers can also sometimes use them for other conditions, especially in emergencies Talk to your provider about any concerns or questions you have about your treatment with beta-agonist drugs





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