Data/hora: 03/06/2024 04:35:58

Provedor de dados: 	94	
País: 	Brazil	
Título: 	Secondary metabolismin in Annonaceae: potencial source of drugs	
Autores: 	Martínez-Vázquez,Mariano; Estrada-Reyes,Rosa.	
Data: 	2014-01-01	
Ano: 	2014	
Palavras-chave: 	Antidepressant; Alkaloids; Annona sp.	
Resumo: 	Several species of Annona (Annonaceae) are used in traditional Mexican medicine by their anti-anxiety, anticonvulsant and tranquilizing properties. It has been reported that the alkaloids isolated from some species of the Annona have affinity to serotonergic 5-HT1A receptors and modulate dopaminergic transmission, which is involved in depressive disorders. In this review it is showed the results of the antidepressant-like effect of an alkaloid extract from the aerial parts of Annona cherimola (TA) in mice. The antidepressant-like effect was evaluated in the forced swimming test. To elucidate a possible mechanism of action, experiments of synergism with antidepressant drugs, such as imipramine (IMI), clomipramine (CLIMI), and fluoxetine (FLX), were carried out. The neurotransmitter content (DA: dopamine, 5HT: serotonin and its metabolites, HVA: homovanillic acid and 5HIAA:5-hydroxyindoleacetic) in the whole brain of mice were also determined by HPLC method. The results showed that repeated treatment with TA produced antidepressant-like effects in mice. This effect was not related to an increase in locomotor activity. Administration of TA facilitated the antidepressant effect of IMI and CLIMI as well as increased the turnover of DA and 5-HT. The alkaloids: 1,2-dimethoxy-5, 6.6 to 7-tetrahydro-4H-dibenzoquinoline-3,8,9,10-tetraol, anonaine, liriodenine, and nornuciferine were the main constituents of TA.	
Tipo: 	Info:eu-repo/semantics/article	
Idioma: 	Inglês	
Identificador: 	http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-29452014000500017	
Editor: 	Sociedade Brasileira de Fruticultura	
Relação: 	10.1590/S0100-29452014000500017	
Formato: 	text/html	
Fonte: 	Revista Brasileira de Fruticultura  v.36 n.spe1 2014	
Fonte: 	info:eu-repo/semantics/openAccess