Inhibition of acetylcholinesterase activity by hidroalcoholic extract and their fractions of Bouvardia ternifolia (Cav.) Shcltdl (Rubiaceae)

Translated title of the contribution: Inhibition of acetylcholinesterase activity by hidroalcoholic extract and their fractions of Bouvardia ternifolia (Cav.) Shcltdl (Rubiaceae)

Maribel Herrera-Ruiz, Giovanni García-Morales, Alejandro Zamilpa, Manasés González-Cortazar, Jaime Tortoriello, Elsa Ventura-Zapata, Enrique Jiménez-Ferrer

Research output: Contribution to journalArticlepeer-review

5 Scopus citations

Abstract

The hydroalcoholic extract (BtHA) and its fractions of Bouvardia ternifolia were evaluated as inhibitors of the activity of the acetylcholinesterase enzyme utilizing the in vitro method (Ellman). BtHA inhibited the acetylcholinesterase enzyme competitively (IC50 = 0.6 μg/ml); the ethyl acetate fraction (BtF-AcOEt) caused mixed-type inhibition (IC50 = 0.96 μg/ml). A fraction insoluble on methanol (Bt-Faq-1) showed a mixed-type inhibition (CI50 = 0.96 μg/ml). Finally, the methanol-soluble fraction (Bt-Faq-2), presented complex, mixed-type inhibition that corresponds to the C5 system (α = 0.740 and β = 0.842). Rutin, quercetin, kaempferol and ursolic acid were detected by HPLC and the concentration of these compounds was different in each fraction.

Translated title of the contributionInhibition of acetylcholinesterase activity by hidroalcoholic extract and their fractions of Bouvardia ternifolia (Cav.) Shcltdl (Rubiaceae)
Original languageEnglish
Pages (from-to)526-541
Number of pages16
JournalBoletin Latinoamericano y del Caribe de Plantas Medicinales y Aromaticas
Volume11
Issue number6
StatePublished - 2012

Keywords

  • Acetylcholinesterase
  • Bouvardia ternifolia
  • Kaempferol
  • Quercetin
  • Rutin
  • Ursolic acid

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