Related Experiment Video

Updated: Feb 15, 2026

Organic Structure-directing Agent-free Synthesis for *BEA-type Zeolite Membrane
08:49

Organic Structure-directing Agent-free Synthesis for *BEA-type Zeolite Membrane

Published on: February 22, 2020

14.7K

Synthesis and Structure Activity Relationship of Some Indole Derivatives as Potential Anti-inflammatory Agents

Samar S Fatahala, Mohammed A Khedr, Mossad S Mohamed

    Acta Chimica Slovenica
    |January 11, 2018
    PubMed

    More Related Videos

    Non-invasive In Vivo Fluorescence Optical Imaging of Inflammatory MMP Activity Using an Activatable Fluorescent Imaging Agent06:46

    Non-invasive In Vivo Fluorescence Optical Imaging of Inflammatory MMP Activity Using an Activatable Fluorescent Imaging Agent

    Published on: May 8, 2017

    9.3K
    An Efficient Method for the Synthesis of Peptoids with Mixed Lysine-type/Arginine-type Monomers and Evaluation of Their Anti-leishmanial Activity12:02

    An Efficient Method for the Synthesis of Peptoids with Mixed Lysine-type/Arginine-type Monomers and Evaluation of Their Anti-leishmanial Activity

    Published on: November 2, 2016

    12.6K

    Related Concept Videos

    Structure-Activity Relationships and Drug Design01:28

    Structure-Activity Relationships and Drug Design

    Drug design is a dynamic field that involves discovering and developing new medications based on specific biological targets. This process heavily relies on structure-activity relationships (SAR) and quantitative structure-activity relationships (QSAR) to guide the design and optimization of efficient drugs.
    SAR studies the intricate relationship between a drug's chemical structure and biological activity. It focuses on understanding how modifications to a drug's structure can influence...
    1.8K
    Local Anesthetics: Chemistry and Structure-Activity Relationship01:30

    Local Anesthetics: Chemistry and Structure-Activity Relationship

    Local anesthetics (LAs) are drugs that induce a temporary loss of sensation in a limited body area, preventing pain. Cocaine was the first local anesthetic discovered in the late 19th century. Cocaine is a benzoic acid ester obtained from the leaves of coca shrubs and was often used for its psychotropic effects. Cocaine was first isolated in 1860 by Albert Niemann. Sigmund Freud studied the physiological actions of cocaine. Carl Koller later introduced it into clinical practice in 1884 as a...
    6.8K
    Cholinergic Antagonists: Chemistry and Structure-Activity Relationship01:29

    Cholinergic Antagonists: Chemistry and Structure-Activity Relationship

    Cholinergic antagonists bind to cholinergic receptors and limit the effects of acetylcholine and other cholinergic agonists. Based on the specific cholinergic receptor affinity, these antagonists are classified as muscarinic or nicotinic. Anticholinergics interrupt parasympathetic innervations while sympathetic innervations remain uninterrupted. Muscarinic antagonists are also called 'muscarinic antagonists', 'antimuscarinics', or 'parasympatholytics'. Nicotinic...
    2.8K
    Adrenergic Agonists: Chemistry and Structure-Activity Relationship01:16

    Adrenergic Agonists: Chemistry and Structure-Activity Relationship

    Adrenergic agonists' structure-activity relationship (SAR) determines their selectivity and efficacy. These agonists comprise a phenylethylamine moiety with an aromatic ring and an ethylamine side chain.
    Aromatic ring substitutions: Substituting the aromatic ring with –OH groups at positions 3 and 4 yields catecholamines (e.g., epinephrine), which have a high affinity for adrenoceptors. Hydrogen bonding between –OH groups and receptors enhances adrenergic activity.
    Separation of...
    3.9K
    Indirect-Acting Cholinergic Agonists: Chemistry and Structure-Activity Relationship01:29

    Indirect-Acting Cholinergic Agonists: Chemistry and Structure-Activity Relationship

    Indirect-acting cholinergic agonists are agents that interact with the acetylcholinesterase enzyme in the synaptic cleft, preventing the breakdown of acetylcholine into choline and acetate. Consequently, the concentration of acetylcholine in the synaptic cleft increases. These agonists can be classified into reversible and irreversible inhibitors based on their duration of action.
    Reversible inhibitors display short to medium durations of action. Short-acting agents include simple alcohols with...
    1.0K
    Direct-Acting Cholinergic Agonists: Chemistry and Structure-Activity Relationship01:22

    Direct-Acting Cholinergic Agonists: Chemistry and Structure-Activity Relationship

    Cholinergic agonists or cholinomimetics mimic the action of acetylcholine to stimulate the parasympathetic nervous system. They are categorized into direct-acting and indirect-acting agents. The direct-acting cholinergic drugs induce the parasympathetic response by directly binding to the muscarinic or nicotine receptors. In comparison, the indirect-acting cholinergic drugs prevent acetylcholine hydrolysis, indirectly contributing to the extended parasympathetic response.
    The direct-acting...
    2.2K