Dr. Cleyde  Helena

212 BRF
Florida State University
Biomedical Research Facility
Tallahassee, FL 32306-4340
(850) 645-2857

Principal Investigator
Dr. Richard Bertram

  Degree: Master of NAME
  Institution: University of São Paulo, Brazil
  Major: NAME

Dr. Cleyde Helena

Postdoctoral Associate

Research Interest

Neural control of prolactin secretion; in particular, the role of neurotransmitters as a prolactin releasing modulators.
Mechanisms that trigger the 'memory' for the prolactin surges of pseudopregnancy.

Selected Recent Publications

Szawka RE, Poletini MO, Leite CM, Bernuci MP, Kalil B, Mendonça LB, Carolino RO, Helena CV, Bertram R, Franci CR, Anselmo-Franci JA. Release of norepinephrine in the preoptic area activates anteroventral periventricular nucleus neurons and stimulates the surge of luteinizing hormone. Endocrinology. 154:363-74. (2013)
Poletini MO, McKee DT, Szawka RE, Bertram R, Helena CV, Freeman ME. Cervical stimulation activates A1 and locus coeruleus neurons that project to the paraventricular nucleus of hypothalamus. Brain Research Bulletin. 88:566-573. (2012)
Helena CV, Cristancho-Gordo R, Gonzalez-Iglesias AE, Tabak J, Bertram R, Freeman ME. Systemic oxytocin induces a prolactin secretory rhythm via the pelvic nerve in ovariectomized rats. Am J Physiol Regul Integr Comp Physiol. 301(3):R676-R681. (2011)
Bertram R, Helena CV, Gonzalez-Iglesias AE, Tabak J, Freeman ME. A tale of two rhythms: The emerging roles of oxytocin in rhythmic prolactin release. J Neuroendocrinol. 22:778-784. (2010)
Szawka RE, Ribeiro AB, Leite CM, Helena CV, Franci CR, Anderson GM, Hoffman GE, Anselmo-Franci JA. Kisspeptin regulates prolactin release through hypothalamic dopaminergic neurons. Endocrinology. 151: 3247-3257. (2010)
Helena CV, McKee DT, Bertram R, Walker AM, Freeman ME. The rhythmic secretion of mating-induced prolactin secretion is controlled by prolactin acting centrally. Endocrinology. 150(7):3245-51. (2009)