Rechercher dans :

Département de pathologie et biologie cellulaire

Dr M.L. Vitale

Research in cell biology


Title: Inter and intracellular mechanisms involved in the control of hormone secretion

Tel.: 514 343-7543

Research interests

  • The role of intercellular communications in the control of hormone secretion
  • The participation of the cytoskeleton in different aspects of the cell physiology


  • Solinet, S, Vitale ML. Isoform B of Myosin II heavy chain mediates actomyosin contractility during TNFα-induced apoptosis. Journal of Cell Science 121:1681-1692, 2008
  • Meilleur M-A, Akpovi CD, Pelletier R-M, Vitale ML. TNFα-induced anterior pituitary folliculostellate TtT/GF cell uncoupling is mediated by Cx43 dephosphorylation Endocrinology 148:5913-5924, 2007
  • Akpovi CD, Yoon SR, Vitale ML, and Pelletier R-M. "Predominance of one of the SR-BI isoforms is associated with increased esterified cholesterol levels not apoptosis in mink testis". Journal of Lipid Research  47:2233-2247, 2006
  • Fortin M-E, Pelletier R-M, Meilleur MA, Vitale ML. Modulation of GJA1 turnover and intercellular communicationby proinflammatory cytokinesin the anterior pituitary folliculo-stellate cell line TtT/GF. Biology of Reproduction 74:2-12, 2006
  • Zheng GF, Solinet S, Pelletier R-M, Vitale ML. Actin cytoskeleton remodelling in the anterior pituitary folliculostellate cell line TtT/GF: Participation of the actin-binding protein cortactin. Journal of Molecular Histology 36:461-474, 2005
  • Vitale ML, Carbajal ME. Involvement of myosin II in dopamine-induced reorganization of the lactotroph cell’s cytoskeleton. Journal of Histochemistry and Cytochemistry 52:517-527, 2004
  • Pelletier R-M, Vitale ML. Las uniones oclusivas del testículo, epidídimo y conducto deferente Boletín de la Sociedad Argentina de Andrología 12:53-72, 2003
  • Kabbaj O, Holm C, Rose J, Yoon SR, Vitale ML, Pelletier R-M1. Relationship of the hormone sensitive lipase (HSL)-mediated modulation of cholesterol metabolism in individual compartments of the testis to serum pituitary hormone and testosterone concentrations in a seasonal breeder, the mink (Mustela vison). Biology of Reproduction 68:722-734, 2003
  • Kabbaj O, Holm C, Vitale ML, Pelletier R-M. Expression, activity and subcellular localization of the testicular hormone-sensitive lipase during post-natal development in guinea pig. Biology of Reproduction 65:601-612, 2001
  • Vitale ML. The role of the actin cytoskeleton in hormone secretion by exocytosis Recent Research Developments in Endocrinology 2:251-260, 2001
  • Vitale ML, Cardin J, Gilula NB, Carbajal ME, Pelletier R-M. Dynamics of connexin 43 levels and distribution in the mink (Mustela vison) anterior pituitary are associated with seasonal changes in anterior pituitary prolactin content. Biology of Reproduction 64:625-633, 2001
  • Cardin J,Carbajal ME; Vitale ML.Biochemical and morphological diversity of folliculo-stellate cells in the mink (Mustela vison) anterior pituitary. General and Comparative Endocrinology 120:75-87, 2000
  • Nguyen B, Carbajal ME, Vitale ML.Intracellular mechanisms involved in dopamine-induced actin cytoskeleton organization and maintenance of a round phenotype in cultured rat lactotropes. Endocrinology 140: 3467-3477,1999
  • Carbajal ME, Vitale ML. The cortical actin cytoskeleton of lactotrophs as an intracellular target for the control of prolactin secretion. Endocrinology 138:5374-5384, 1997
  • Pelletier RM, Okawara Y, Vitale ML, Anderson JM. Differential distribution of the tight junction associated protein ZO-1α+ and α- isoforms in guinea pig Sertoli cells: a possible association with F-actin and G-actin. Biology of Reproduction 57:367-376, 1997

© Département de pathologie et biologie cellulaire, 2014