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U farmakologiyi zvorotnij agonist ce preparat yakij zv yazuyetsya z tim samim receptorom sho i agonist ale viklikaye farmakologichnu vidpovid protilezhnu reakciyi agonista Krivi doza vidpovid povnogo agonista chastkovogo agonista nejtralnogo antagonista ta zvorotnogo agonistaNejtralnij antagonist ne maye niyakoyi aktivnosti za vidsutnosti agonista abo zvorotnogo agonista ale mozhe blokuvati aktivnist bud yakogo z nih 1 Zvorotni agonisti mayut diyi protilezhni agonistam ale efekti oboh z nih mozhut blokuvatisya antagonistami 2 Obov yazkovoyu umovoyu reakciyi zvorotnogo agonista ye te sho receptor povinen mati konstitutivnij takozh vidomij yak vnutrishnij abo bazalnij riven aktivnosti za vidsutnosti bud yakogo ligandu 3 Agonist pidvishuye aktivnist receptora vishe jogo bazalnogo rivnya todi yak zvorotnij agonist znizhuye aktivnist nizhche bazalnogo Diyevist povnogo agonista za viznachennyam stanovit 100 nejtralnij antagonist maye diyevist 0 a zvorotnij agonist lt 0 tobto negativnu Zmist 1 Prikladi 1 1 Zvorotnij agonist ionnogo kanalu ligandu 1 2 Inversni agonisti receptoriv pov yazanih z G bilkom 2 Div takozh 3 PrimitkiPrikladi red Receptori dlya yakih identifikovani zvorotni agonisti vklyuchayut GAMK A receptori melanokortinovi receptori myu opioyid receptori gistaminovi receptori ta beta adrenergichni receptori Identifikovani yak endogenni tak i ekzogenni zvorotni agonisti yak i preparati sho diyut na ionni kanali pov yazani z ligandom i na receptori pov yazani z G bilkom Zvorotnij agonist ionnogo kanalu ligandu red Prikladom dilyanki receptora yakij volodiye bazalnoyu aktivnistyu i dlya yakogo buli identifikovani zvorotni agonisti ye receptori GAMKA Agonisti receptoriv GAMKA napriklad muscimol mayut efekt relaksaciyi todi yak zvorotni agonisti mayut efekti zbudzhennya napriklad Ro15 4513 abo navit sudomni i anksiogenni efekti deyaki beta karbolini 4 5 Inversni agonisti receptoriv pov yazanih z G bilkom red Dvoma vidomimi endogennimi zvorotnimi agonistami ye Aguti pov yazanij peptid AgRP ta asocijovanij z nim peptid Aguti signalnij peptid ASIP AgRP ta ASIP prirodnim chinom z yavlyayutsya u lyudej ta zv yazuyutsya z melanokortinovimi receptorami 4 ta 1 Mc4R ta Mc1R vidpovidno z nanomolyarnoyu afinnistyu 6 Antagonisti opioyidiv nalokson i naltrekson takozh ye chastkovimi zvorotnimi agonistami na myu opioyidnih receptoriv dzherelo Pokazano sho majzhe vsi antigistaminni preparati sho diyut na receptori N1 ta N2 ye zvorotnimi agonistami 7 Pokazano sho beta adrenoblokatori karvedilol ta bucindolol ye nizkorivnevimi zvorotnimi agonistami beta adrenoreceptoriv 7 Div takozh red Agonist Antagonist receptoraPrimitki red Kenakin T April 2004 Principles receptor theory in pharmacology Trends in Pharmacological Sciences 25 4 186 92 PMID 15063082 doi 10 1016 j tips 2004 02 012 Nutt D Stahl S Blier P Drago F Zohar J Wilson S January 2017 Inverse agonists What do they mean for psychiatry European Neuropsychopharmacology 27 1 87 90 PMID 27955830 doi 10 1016 j euroneuro 2016 11 013 Berg Kelly A Clarke William P 6 serpnya 2018 Making Sense of Pharmacology Inverse Agonism and Functional Selectivity International Journal of Neuropsychopharmacology 21 10 962 977 ISSN 1461 1457 PMC 6165953 PMID 30085126 doi 10 1093 ijnp pyy071 Mehta AK Ticku MK August 1988 Ethanol potentiation of GABAergic transmission in cultured spinal cord neurons involves gamma aminobutyric acid voltage gated chloride channels The Journal of Pharmacology and Experimental Therapeutics 246 2 558 64 PMID 2457076 Arhiv originalu za 31 travnya 2021 Procitovano 7 grudnya 2020 Sieghart W January 1994 Pharmacology of benzodiazepine receptors an update Journal of Psychiatry amp Neuroscience 19 1 24 9 PMC 1188559 PMID 8148363 Ollmann MM Lamoreux ML Wilson BD Barsh GS February 1998 Interaction of Agouti protein with the melanocortin 1 receptor in vitro and in vivo Genes amp Development 12 3 316 30 PMC 316484 PMID 9450927 doi 10 1101 gad 12 3 316 a b Khilnani G Khilnani AK 2011 Inverse agonism and its therapeutic significance Indian J Pharmacol 43 5 492 501 PMC 3195115 PMID 22021988 doi 10 4103 0253 7613 84947 Otrimano z https uk wikipedia org w index php title Zvorotnij agonist amp oldid 37411889