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Sociedade Brasileira de Química, SBQ, Journal of the Brazilian Chemical Society, 6(9), p. 577-582, 1998

DOI: 10.1590/s0103-50531998000600010

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Structure-activity relationship of compounds which are anti-schistosomiasis active

This paper is made freely available by the publisher.
This paper is made freely available by the publisher.

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Postprint: policy unknown
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Data provided by SHERPA/RoMEO

Abstract

O m?todo do orbital molecular AM1 foi empregado para calcular um conjunto de descritores moleculares para vinte neolignanas sint?ticas com atividade anti-esquistossomose. O m?todo de reconhecimento de padr?o (an?lise de componentes principais ACP, an?lise de conglomerados AC e an?lise de discriminante) foi utilizado para obter a rela??o entre a estrutura molecular e a atividade biol?gica. O conjunto de mol?culas foi classificado em dois grupos de acordo com seus graus de atividade biol?gica. Estes resultados permitem que, projete-se racionalmente novos compostos, potenciais candidatos ? s?ntese e ? avalia??o biol?gica. ; ABSTRACT: The molecular orbital method AM1 was employed to calculate a set of molecular descriptors for twenty synthetic neolignan derivatives with anti-schistosomiasis activity. The pattern recognition method (principal component analysis PCA and cluster analysis CA and discriminant analysis methods) have been employed to obtain the relationship between the molecular descriptors and biological activity. The set of molecules was classified into two groups according to their degree of biological activity. These results allow us to rationally project new compounds, potential candidates for synthesis and biological evaluation.