Now showing items 1-20 of 24

    • Reyes Parada, Miguel; Scorza, Cecilia; Romero, Verónica; Silveira, Rodolfo; Medina, Jorge H.; Andrus, Danice; Nichols, David E.; Cassels Niven, Bruce (Springer, 1996)
      Serotonergic behavioral responses, efTects on motor activity and core temperature, and binding properties of the novel putative anxiolytic amphe!amine derivative (± )1-(2,5-dimethoxy-4-ethylthlophenyl)- 2-aminopropane ...
    • Lühr-Sierra, Susan; Vilches-Herrera, Marcelo; Fierro, Angélica; Ramsay, Rona; Edmondson, Dale E.; Reyes Parada, Miguel; Cassels Niven, Bruce; Iturriaga-Vásquez, Patricio (ELSEVIER, 2010)
      2-Arylthiomorpholine and 2-arylthiomorpholin-5-one derivatives, designed as rigid and/or non-basic phenylethylamine analogues, were evaluated as rat and human monoamine oxidase inhibitors. Molecular docking provided ...
    • Lühr, Susan; Vilches Herrera, Marcelo; Fierro, Angélica; Ramsay, Rona R.; Edmondson, Dale E.; Reyes Parada, Miguel; Cassels Niven, Bruce; Iturriaga-Vásquez, Patricio (2010)
      2-Arylthiomorpholine and 2-arylthiomorpholin-5-one derivatives, designed as rigid and/or non-basic phenylethylamine analogues, were evaluated as rat and human monoamine oxidase inhibitors. Molecular docking provided insight ...
    • Reyes Parada, Miguel; Scorza, Ma. Cecilia; Silveira, Rodolfo; Dajas, Federico; Cassels Niven, Bruce (EIsevier Science Ltd., 1994-04-04)
      4-Dimethylaminophenethylamine (DMAPEA) was characterized as an MAO substrate. This compound was unaffected by MAO-A, while its oxidation by MAO-B was linear as a function of both time and enzyme concentration, with Km = ...
    • Reyes Parada, Miguel; Scorza, Cecilia; Silveira, Rodolfo; Dajas, Federico; Cassels Niven, Bruce (Elsevier , Science Ltd., 1994-04-04)
      4-Dimethylaminophenethylamine (DMAPEA) was characterized as an MAO substrate. This compound was unaffected by MAO-A, while its oxidation by MAO-B was linear as a function of both time and enzyme concentration, with Km = ...
    • Sotomayor Zárate, Ramón; Quiroz, Gabriel; Araya, Katherine A.; Abarca, Jorge; Ibáñez, María R.; Montecinos, Alejandro; Guajardo, Carlos; Núñez, Gabriel; Fierro, Angélica; Moya, Pablo R.; Iturriaga-Vásquez, Patricio; Gómez-Molina, Cristóbal; Gysling, Katia; Reyes Parada, Miguel (2012)
      4-Methylthioamphetamine (MTA) is a phenylisopropylamine derivative whose use has been associated with severe intoxications. MTA is usually regarded as a selective serotonin-releasing agent. Nevertheless, previous data have ...
    • Acuña Castillo, Claudio; Scorza, Cecilia; Reyes Parada, Miguel; Cassels Niven, Bruce; Huidobro Toro, Juan Pablo (Elsevier Science Inc., 2000-06-06)
      To assess the pharmacodynamic profile of ALEPH-2, a phenylisopropylamine derivative with alleged anxiolytic and hallucinogenic properties, Xenopus laevis oocytes were microinjected with either of the rat cRNA for the ...
    • Dajas-Bailador, Federico A.; Asencio, Marcelo; Bonilla, Carolina; Scorza, Ma. Cecilia; Echeverry, Carolina; Reyes Parada, Miguel; Silveira, Rodolfo; Protais, Philippe; Russell, Graeme; Cassels Niven, Bruce; Dajas, Federico (Elsevier Science Inc., 1998-07-07)
      The dopaminergic and antioxidant properties of pukateine [(R)-11-hydroxy-1,2-methylenedioxyaporphine, PUK], a natural aporphine derivative, were analyzed in the rat central nervous system. At dopamine (DA) D1 ([3H]-SCH ...
    • Barra, Rafael; Morgan, Carlos; Sáez Briones, Patricio; Reyes Parada, Miguel; Burgos, Héctor; Morales, Bernardo; Hernández, Alejandro (Oxford University Press, 2019)
      © The Author(s) 2018.Studies in rats have shown that a decrease in either protein content or total dietary calories results in molecular, structural, and functional changes in the cerebral cortex and hippocampus, among ...
    • Moya, Pablo R.; Berg, Kelly A.; Gutiérrez Hernández, Manuel A.; Sáez Briones, Patricio; Reyes Parada, Miguel; Cassels Niven, Bruce; Clarke, William P. (2007)
      2,5-Dimethoxy-4-substituted phenylisopropylamines and phenethylamines are 5-hydroxytryptamine (serotonin) (5-HT)(2A/2C) agonists. The former are partial to full agonists, whereas the latter are partial to weak agonists. ...
    • Moya, Pablo R.; Berg, Kelly A.; Gutiérrez Hernández, Manuel A.; Sáez Briones, Patricio; Reyes Parada, Miguel; Cassels Niven, Bruce; Clarke, William P. (The American Society for Pharmacology and Experimental Therapeutics, 2007-02-28)
      2,5-Dimethoxy-4-substituted phenylisopropylamines and phenethylamines are 5-hydroxytryptamine (serotonin) (5-HT)2A/2C agonists. The former are partial to full agonists, whereas the latter are partial to weak agonists. ...
    • Fierro, Angélica; Osorio Olivares, Mauricio; Cassels Niven, Bruce; Edmondson, Dale E.; Sepúlveda Boza, Silvia; Reyes Parada, Miguel (Elsevier Ltd., 2007-05-22)
      Abstract—Four enantiomerically pure (S)-4-alkylthioamphetamine derivatives were evaluated as monoamine oxidase (MAO) inhibitors using the human and rat isoforms of the enzyme. Molecular dockings were performed in order ...
    • Sotomayor Zárate, Ramón; Jara, Pablo; Araos, Patricio; Vinet, Raúl; Quiróz, Gabriel; Renard, Georgina M.; Espinosa, Pedro; Hurtado Guzmán, Claudio; Moya, Pablo R.; Iturriaga-Vásquez, Patricio; Gysling, Katia; Reyes Parada, Miguel (Nordic Pharmacological Society), 2014)
      Abstract: Amphetamine derivatives have therapeutic potential in diseases such as attention deficit hyperactivity disorder, narcolepsy and obesity. However, their prolonged use has been associated with cardiovascular ...
    • Reyes Parada, Miguel; Fierro, A.; Iturriaga-Vásquez, Patricio; Cassels Niven, Bruce (Bentham Science Publishers Ltd., 2004-11-25)
      The recent description of the crystal structures of rat MAO-A and human MAO-B provides an unprecedented framework to elucidate the mechanisms underlying the selective interactions between these proteins and their ligands. ...
    • Reyes Parada, Miguel; Scorza, Ma Cecilia; Silveira, Rodolfo; Dajas, Federico; Costa, Gustavo; Tipton, Keith F.; Cassels Niven, Bruce (Elsevier Science Ltd., 1993-11-13)
      The in vitra and ex viva monoamine oxidase (MAO) inhibitory effects of (±)4-dimethylaminoa- methyl-phenethylamine (4-DMAA) and (± )4-methylamino-a-methyl-phenethylamine (4-MAA) were reassessed, in comparison with the ...
    • Reyes Parada, Miguel; Scorza, Ma. Cecilia; Silveira, Rodolfo; Dajas, Federico; Costa, Gustavo; Tipton, keith F.; Cassels Niven, Bruce (1994)
      The in vitro and ex vivo monoamine oxidase (MAO) inhibitory effects of (±)4-dimethylamino-α-methyl-phenethylamine 4-DMAA) and (±)4-methylamino-α-methyl-phenethylamine (4-MAA) were reassessed, in comparison with the previously ...
    • Hurtado Guzmán, Claudio; Fierro, Angélica; Iturriaga-Vásquez, Patricio; Sepúlveda Boza, Silvia; Cassels Niven, Bruce; Reyes Parada, Miguel (Taylor & Francis Ltd, 2003-03-10)
      (6)-4-Methylthioamphetamine (MTA) was resolved into its enantiomers, and a series of N-alkyl derivatives of the parent compound, as well as its a-ethyl analogue, were prepared. The monoamine oxidase (MAO) inhibitory properties ...
    • Scorza, Cecilia; Carrau, Cecilia; Silveira, Rodolfo; Zapata Torres, Gerald; Cassels Niven, Bruce; Reyes Parada, Miguel (1997)
      The monoamine oxidase (MAO) inhibitory properties of a series of amphetamine derivatives with different substituents at or around the para position of the aromatic ring were evaluated. In in vitro studies in which a crude ...
    • Vilches-Herrera, Marcelo; Miranda-Sepúlveda, Juan; Rebolledo-Fuentes, Marco; Fierro, Angélica; Lühr, Susan; Iturriaga-Vásquez, Patricio; Cassels Niven, Bruce; Reyes Parada, Miguel (Elsevier Ltd., 2009-02-08)
      A series of naphthylisopropylamine and N-benzyl-4-methylthioamphetamine derivatives were evaluated as monoamine oxidase inhibitors. Their potencies were compared with those of a series of amphetamine derivatives, to test ...
    • Hurtado Guzmán, Claudio (Universidad de Chile, 2001)