Cancer Letters
Volume 226, Issue 1 , Pages 17-25, 8 August 2005

Anti-tumour potential of a gallic acid-containing phenolic fraction from Oenothera biennis

  • Chiara Dalla Pellegrina

      Affiliations

    • Dipartimento Scientifico e Tecnologico, Facolta' di Scienze MM.FF.NN., Universita’ di Verona, Strada Le Grazie, 15 CV-1, I-37134 Verona, Italia
  • ,
  • Giorgia Padovani

      Affiliations

    • Dipartimento di Patologia, Sezione di Immunologia, c/o Policlinico G.B.Rossi, I-37134 Verona, Italia
  • ,
  • Federica Mainente

      Affiliations

    • Dipartimento Scientifico e Tecnologico, Facolta' di Scienze MM.FF.NN., Universita’ di Verona, Strada Le Grazie, 15 CV-1, I-37134 Verona, Italia
  • ,
  • Gianni Zoccatelli

      Affiliations

    • Dipartimento Scientifico e Tecnologico, Facolta' di Scienze MM.FF.NN., Universita’ di Verona, Strada Le Grazie, 15 CV-1, I-37134 Verona, Italia
  • ,
  • Gaetano Bissoli

      Affiliations

    • Dipartimento Scientifico e Tecnologico, Facolta' di Scienze MM.FF.NN., Universita’ di Verona, Strada Le Grazie, 15 CV-1, I-37134 Verona, Italia
  • ,
  • Silvia Mosconi

      Affiliations

    • Dipartimento Scientifico e Tecnologico, Facolta' di Scienze MM.FF.NN., Universita’ di Verona, Strada Le Grazie, 15 CV-1, I-37134 Verona, Italia
  • ,
  • Gianluca Veneri

      Affiliations

    • Dipartimento Scientifico e Tecnologico, Facolta' di Scienze MM.FF.NN., Universita’ di Verona, Strada Le Grazie, 15 CV-1, I-37134 Verona, Italia
  • ,
  • Angelo Peruffo

      Affiliations

    • Dipartimento Scientifico e Tecnologico, Facolta' di Scienze MM.FF.NN., Universita’ di Verona, Strada Le Grazie, 15 CV-1, I-37134 Verona, Italia
  • ,
  • Giancarlo Andrighetto

      Affiliations

    • Dipartimento di Patologia, Sezione di Immunologia, c/o Policlinico G.B.Rossi, I-37134 Verona, Italia
  • ,
  • Corrado Rizzi

      Affiliations

    • Dipartimento Scientifico e Tecnologico, Facolta' di Scienze MM.FF.NN., Universita’ di Verona, Strada Le Grazie, 15 CV-1, I-37134 Verona, Italia
  • ,
  • Roberto Chignola

      Affiliations

    • Dipartimento Scientifico e Tecnologico, Facolta' di Scienze MM.FF.NN., Universita’ di Verona, Strada Le Grazie, 15 CV-1, I-37134 Verona, Italia
    • Corresponding Author InformationCorresponding author. Tel.: +39 045 8027953; fax: +39 045 8027952.

Received 7 September 2004; received in revised form 14 November 2004; accepted 16 November 2004.

Abstract 

A phenolic fraction purified form defatted seeds of Oenothera biennis promoted selective apoptosis of human and mouse bone marrow-derived cell lines following first-order kinetics through a caspase-dependent pathway. In non-leukemia tumour cell lines, such as human colon carcinoma CaCo2 cells and mouse fibrosarcoma WEHI164 cells, this fraction inhibited 3H-thymidine incorporation but not cell death or cell cycle arrest. Human peripheral blood mononuclear cells showed low sensitivity to treatment. Single bolus injection of the phenolic fraction could delay the growth of established myeloma tumours in syngeneic animals. HPLC and mass spectrometry analysis revealed that the fraction contains gallic acid. However, the biological activity of the fraction differs from the activity of this phenol and hence it should be attributed to other co-purified molecules which remain still unidentified.

Keywords: Oenothera biennis, Phenolics, Anti-tumour activity, Selective apoptosis, In vivo studies

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PII: S0304-3835(04)00894-8

doi:10.1016/j.canlet.2004.11.033

Cancer Letters
Volume 226, Issue 1 , Pages 17-25, 8 August 2005