Data/hora: 07/06/2024 05:35:58

Biblioteca(s): | Embrapa Amazônia Oriental.
Tipo da produção científica: | Artigo em Periódico Indexado
Circulação/Nível: | A - 1
Data corrente: | 17/10/2017
Data da última atualização: | 16/11/2017
Autoria: | PARACAMPO, N. E. N. P.; PRANCE, G. T.; POPPI, R. J.; SILVA, J. A. F. da.
Afiliação: | NADIA ELIGIA NUNES PINTO PARACAMPO, CPATU; Ghillean Tolmie Prance, Royal Botanic Gardens; Ronei Jesus Poppi, State University of Campinas; José Alberto Fracassi da Silva, State University of Campinas.
Título: | Chemotaxonomic study of Chrysobalanus icaco Linnaeus (Chrysobalanaceae) using ultra-high performance liquid chromatography coupled with diode array detection fingerprint in combination with multivariate analysis.
Ano de publicação: | 2017
Fonte/Imprenta: | Journal of Separation Science, Weinheim, v. 40, n. 10, p. 2161-2169, 2017.
Idioma: | Inglês
Conteúdo: | We investigated a strategy for the chemotaxonomy study of Chrysobalanus icaco Linnaeus (Chrysobalanaceae) based on ultra-high performance liquid chromatography coupled with diode array detection fingerprint in combination with multivariate analysis. Two models using principal component analysis and partial least squares discriminant analysis were developed, and the samples could be successfully classified into two classes: Class 1 (red morphotype) and Class 2 (white and black morphotypes). Furthermore, ultra-high performance liquid chromatography coupled with diode array and electrospray ionization tandem mass spectrometry was used to identify the main compounds responsible for class separation. The partial least squares discriminant analysis model accurately classified the C. icaco samples using an external validation subset with prediction ability of 100% and revealed the existence of two chemotypes. The most important finding obtained in this study is that the three morphotypes dis- tinguished by the mature fruit color (white, red, and black) are not all phytoequivalent to each other.
Palavras-Chave: | Quimotaxonomía.
Thesagro: | Botânica; Taxonomia.
Thesaurus Nal: | Chemotaxonomy; Taxonomy.
Categoria do assunto: | F Plantas e Produtos de Origem Vegetal
Registro original: | Embrapa Amazônia Oriental (CPATU)
Exemplares: | CPATU - (54213-1) - UPC - AP - DD -  -  -  - DIS