Search Results - "Kuehne, M E"
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18-Methoxycoronaridine, a non-toxic iboga alkaloid congener: effects on morphine and cocaine self-administration and on mesolimbic dopamine release in rats
Published in Brain research (06-05-1996)“…Ibogaine, a naturally occurring iboga alkaloid, has been claimed to be effective in treating addiction to opioids and stimulants, and has been reported to…”
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Acute iboga alkaloid effects on extracellular serotonin (5-HT) levels in nucleus accumbens and striatum in rats
Published in Brain research (03-08-1998)“…The iboga alkaloid, ibogaine, its metabolite, noribogaine, and the congener, 18-methoxycoronaridine (18-MC) have all been claimed to have anti-addictive…”
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3
18-Methoxycoronardine attenuates nicotine-induced dopamine release and nicotine preferences in rats
Published in Psychopharmacologia (01-10-1998)“…Two studies were conducted to assess, in vivo, potential anti-nicotinic effects of the iboga alkaloid ibogaine and its synthetic congener…”
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Syntheses of 5a‘-homo-Vinblastine and Congeners Designed to Establish Structural Determinants for Isolation of Atropisomers
Published in Journal of organic chemistry (10-08-2001)“…The syntheses of 5a'-homo-vinblastine (3a) and its C-20' methyl congener 62a were achieved. In contrast to vinblastine, these compounds did not allow isolation…”
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Effects of iboga alkaloids on morphine and cocaine self-administration in rats: relationship to tremorigenic effects and to effects on dopamine release in nucleus accumbens and striatum
Published in Brain research (19-09-1994)“…Ibogaine, a naturally occurring alkaloid, has been claimed to be effective in treating addiction to opioid and stimulant drugs and has been reported to…”
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Attenuation of Alcohol Consumption by a Novel Nontoxic Ibogaine Analogue (18-Methoxycoronaridine) in Alcohol-Preferring Rats
Published in Pharmacology, biochemistry and behavior (01-10-1997)“…We previously reported that single administration of ibogaine, an indol alkaloid with antiaddictive properties, dose dependently reduced alcohol intake in…”
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New Ferrocenyl Chiral Auxiliary Substituents for Amines. Applications to Syntheses of Mossambine and Vinblastine
Published in Journal of organic chemistry (09-03-2001)“…(+)−(R)-1,2-(α-(R)-Mesyloxy-β-dimethyltetramethylene)-ferrocene was synthesized and used as a chiral auxiliary for N-alkylation of methyl…”
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The Syntheses of 16a‘-homo-Leurosidine and 16a‘-homo-Vinblastine. Generation of Atropisomers
Published in Journal of organic chemistry (10-08-2001)“…The synthesis of 16a‘-homo-leurosidine was achieved through enantioselective generation of a ring D‘-seco-precursor 33 (without requirement of a chiral…”
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Mechanisms of action of ibogaine and harmaline congeners based on radioligand binding studies
Published in Brain research (07-02-1992)“…Assays using radioligands were used to assess the actions of ibogaine and harmaline on various receptor types. Ibogaine congeners showed affinity for opiate…”
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Structurally modified ibogaine analogs exhibit differing affinities for NMDA receptors
Published in European journal of pharmacology (08-08-1996)“…Based on both preclinical findings and anecdotal evidence in man, the psychoactive indole alkaloid ibogaine has been suggested to have anti-addictive…”
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Time-dependent interactions between iboga agents and cocaine
Published in European journal of pharmacology (08-10-1997)“…The purpose of this study was to clarify the effects of iboga agents on cocaine-induced hyperactivity. Both inhibition and enhancement of cocaine-induced…”
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Total syntheses of strychnos alkaloids
Published in Pure and applied chemistry (01-01-1994)“…Abstract…”
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Single site-modified congeners of vinblastine dissociate its various anti-microtubule actions
Published in The Journal of biological chemistry (25-05-1988)“…New C-20' alkyl congeners of vinblastine (VBL) were examined for their reaction with purified microtubule protein or steady-state microtubules in vitro. We…”
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Specific alterations in the biological activities of C-20'-modified vinblastine congeners
Published in Biochemical pharmacology (01-03-1989)“…Both the anti-tumor and toxic activities of the vinca alkaloid dimers, vinblastine (VBL) and vincristine (VCR), may reside at the level of their known cellular…”
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Modulation of drug cytotoxicity in wild-type and multidrug-resistant tumor cells by by stereoisomeric series of C-20'-vinblastine congeners that lack antimicrotubule activity
Published in Cancer chemotherapy and pharmacology (1993)“…Seven binary vinca alkaloid congeners were newly synthesized as the C14' or C16'(20') or C14'16'(20') stereoisomers of C20'-modified VBL. These congeners…”
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Biomimetic syntheses of indole alkaloids. 11. Syntheses of .beta.-carboline and indoloazepine intermediates
Published in Journal of organic chemistry (01-04-1985)Get full text
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Reduction of amides and lactams to amines by reactions with phosphorus oxychloride and sodium borohydride
Published in Journal of organic chemistry (01-06-1977)Get full text
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Thiyl radical- and mercuric ion-induced cyclizations of dimethyl dipropargylmalonate and dimethyl propargyl-3-thiylallylmalonates
Published in Journal of organic chemistry (01-10-1977)Get full text
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A Biomimetic Synthesis of the Pauciflorine A and B Skeleton
Published in Organic letters (02-12-1999)“…Racemic minovincine (3), following cyclization, reduction, O-tosylation, fragmentation, and carbamate formation, provided the deoxypauciflorine 12…”
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