Now showing items 1-10 of 40

    • Adult exposure to bisphenol A (BPA) in Wistar rats reduces sperm quality with disruption of the hypothalamic-pituitary-testicular axis 

      Wisniewski, Patricia; Romano, Renata M.; Kizys, Marina M. L. [UNIFESP]; Oliveira, Kelen C. [UNIFESP]; Kasamatsu, Teresa [UNIFESP]; Giannocco, Gisele [UNIFESP]; Chiamolera, Maria I. [UNIFESP]; Dias-da-Silva, Magnus R. [UNIFESP]; Romano, Marco A. (Elsevier B.V., 2015-03-02)
      Reproductive physiology involves complex biological processes that can be disrupted by exposure to environmental contaminants. the effects of bisphenol A (BPA) on spermatogenesis and sperm quality is still unclear. the ...

    • Antioxidant supplementation decreases the cell death rate in the prostatic stromal tissue of long-term castrated rats 

      Fartes, Guilherme [UNIFESP]; Lorenzetti, Fábio [UNIFESP]; Salvador, Larissa Beloti [UNIFESP]; Ortiz, Valdemar [UNIFESP]; Dambros, Miriam [UNIFESP] (Sociedade Brasileira de Urologia, 2012-06-01)
      OBJECTIVE: The purpose of this study was to compare the effects of castration on cell death rate of the adult rat prostates and to evaluate the benefic action of alpha tocopherol supplementation to avoid apoptosis ...

    • Are endogenous sex hormones related to DNA damage in paradoxically sleep-deprived female rats? 

      Andersen, Monica Levy [UNIFESP]; Ribeiro, Daniel Araki [UNIFESP]; Alvarenga, Tathiana Aparecida [UNIFESP]; Silva, Andressa [UNIFESP]; Araujo, Paula [UNIFESP]; Zager, Adriano [UNIFESP]; Tenório, Neuli Maria [UNIFESP]; Tufik, Sergio [UNIFESP] (Elsevier B.V., 2010-02-01)
      The aim of this investigation was to evaluate overall DNA damage induced by experimental paradoxical sleep deprivation (PSD) in estrous-cycling and ovariectomized female rats to examine possible hormonal involvement during ...

    • Association Analysis of Endothelial Nitric Oxide Synthase G894T Gene Polymorphism and Erectile Dysfunction Complaints in a Population-Based Survey 

      Andersen, Monica L. [UNIFESP]; Guindalini, Camila [UNIFESP]; Santos-Silva, Rogerio [UNIFESP]; Bittencourt, Lia Rita A. [UNIFESP]; Tufik, Sergio [UNIFESP] (Wiley-Blackwell, 2010-03-01)
      Introduction.Erectile dysfunction (ED) is a common disorder leading to a serious, negative impact on the quality of the patient's life. the gene encoding endothelial nitric oxide synthase (eNOS) is an interesting candidate ...

    • Association of methamidophos and sleep loss on reproductive toxicity of male mice 

      Maia, Lucas O. [UNIFESP]; Dias Junior, Walter; Carvalho, Loraine S.; Jesus, Luciana R.; Paiva, Greice D.; Araujo, Paula [UNIFESP]; Costa, Marcos F. O.; Andersen, Monica L. [UNIFESP]; Tufik, Sergio [UNIFESP]; Mazaro-Costa, Renata (Elsevier B.V., 2011-09-01)
      This study investigated the effects of organophosphate exposure on the male reproductive system of mice submitted to chronic sleep loss condition. Adult Swiss mice were distributed into 4 groups: control; methamidophos ...

    • The association of testosterone, sleep, and sexual function in men and women 

      Andersen, Monica L. [UNIFESP]; Alvarenga, Tathiana F. [UNIFESP]; Mazaro-Costa, Renata; Hachul, Helena C. [UNIFESP]; Tufik, Sergio [UNIFESP] (Elsevier B.V., 2011-10-06)
      Testosterone has been the focus of several investigations and review studies in males, but few have addressed its effects on sleep and sexual function, despite evidence of its androgenic effects on circadian activity in ...

    • Can Ayahuasca and sleep loss change sexual performance in male rats? 

      Alvarenga, Tathiana A. [UNIFESP]; Polesel, D. N. [UNIFESP]; Matos, G. [UNIFESP]; Garcia, V. A.; Costa, J. L.; Tufik, Sergio [UNIFESP]; Andersen, M. L. [UNIFESP] (Elsevier B.V., 2014-10-01)
      The ingestion of the beverage Ayahuasca usually occurs in religious ceremonies that are performed during the night leading to sleep deprivation. the purpose of the present study was to characterize the acute effects of ...

    • Carbamazepine-exposure during gestation and lactation affects pubertal onset and spermatic parameters in male pubertal offspring 

      Andretta, Rhayza Roberta [UNIFESP]; Okada, Fatima Kazue [UNIFESP]; Paccola, Camila Cicconi [UNIFESP]; Stumpp, Taiza [UNIFESP]; Oliva, Samara Urban de [UNIFESP]; Miraglia, Sandra M. [UNIFESP] (Elsevier B.V., 2014-04-01)
      Carbamazepine (CBZ) is an anti-epileptic drug that acts on Leydig cells, affecting steroidogenesis and causes fetal malformation. the aim of this study was to investigate the effects of CBZ on male sexual maturation and ...

    • Cross-sex testosterone therapy modifies the renal morphology and function in female rats and might underlie increased systolic pressure 

      Lichtenecker, Debora Conte Kimura [UNIFESP]; Rogerio, Argéri; Castro, Charlles Heldan de Moura; Dias-da-Silva, Magnus Regios; Gomes, Guiomar Nascimento (Blackwell Scientific Publications, 2021-03-12)
      Testosterone esters are hormones commonly used for affirming gender identity in transmen. The present study evaluates the effect of testosterone on renal morphology and function in an animal model submitted to cross-sex ...

    • Different stress modalities result in distinct steroid hormone responses by male rats 

      Andersen, Monica Levy [UNIFESP]; Bignotto, Magda [UNIFESP]; Machado, Ricardo Borges [UNIFESP]; Tufik, Sergio [UNIFESP] (Associação Brasileira de Divulgação Científica, 2004-06-01)
      Since both paradoxical sleep deprivation (PSD) and stress alter male reproductive function, the purpose of the present study was to examine the influence of PSD and other stressors (restraint, electrical footshock, cold ...