Your browser doesn't support javascript.
loading
N-acetylcysteine improves morphologic and functional aspects of ovarian grafts in rats
Amorim, Elivânia Marques Gomes de; Damous, Luciana Lamarão; Durando, Maria Clara Silva; Saraiva, Márcia Viviane Alves; Koike, Marcia Kiyomi; Montero, Edna Frasson de Souza.
Afiliação
  • Amorim, Elivânia Marques Gomes de; Federal University do Vale do São Francisco. São Paulo. BR
  • Damous, Luciana Lamarão; Federal University do Vale do São Francisco. São Paulo. BR
  • Durando, Maria Clara Silva; Federal University do Vale do São Francisco. São Paulo. BR
  • Saraiva, Márcia Viviane Alves; Federal University do Vale do São Francisco. São Paulo. BR
  • Koike, Marcia Kiyomi; Federal University do Vale do São Francisco. São Paulo. BR
  • Montero, Edna Frasson de Souza; Federal University do Vale do São Francisco. São Paulo. BR
Acta cir. bras ; 29(supl.3): 22-27, 2014. tab, graf
Artigo em Inglês | LILACS | ID: lil-726248
Biblioteca responsável: BR1.1
ABSTRACT

PURPOSE:

To evaluate morphological and functional aspects of the ovarian graft in transplanted rats treated with NAC.

METHODS:

Female Wistar rats, virgin, 3 to 4 months old, weighing 200-250 grams were used in experiments. The rats have been kept in proper sanitary conditions, receiving food and water ad libitum. Five groups (n=10, each) were constituted 4 groups treated subcutaneously with NAC, at doses of 150, 300, 600 and 1200 mg/kg (NAC150, NAC300, NAC600 and NAC1200, respectively), one hour of before the ovarian transplantation and control group (GTx) - treated with physiological solution and submitted to ovarian transplantation. The rats were anesthetized and submitted to autologous left ovarian transplantation, without anastomosis in retroperitoneum, and contralateral oophorectomy. During follow-up of 4 or 15 days, the estrous cycle was evaluated by vaginal smears to determine cycle regularity. At the end of 4th or 15th days, rats were re-anesthetized and blood and graft were obtained to estradiol analysis and morphological assessment. Data were analysed by One Way Analysis of Variance (ANOVA) or ANOVA on ranks complemented by Student-Newman-Keuls test.

RESULTS:

At 4th day, viable follicles in the graft did not altered by NAC treatments. The NAC300 and NAC600 groups showed increasing in follicle atresia (p=0.012) compared to GTx and NAC1200 group. At 15th day, 50% of GTx, NAC150, and NAC300 rats showed regular oestrous cycle; 83% of NAC600 and 100% of NAC1200 rats returned to regular cycle. NAC1200 group showed increasing in primordial follicle compared to GTx, NAC150 or NAC300 (p=0.011). NAC did not interfere in estradiol levels after 4 or 15 days of transplantation.

CONCLUSION:

In autologous ovarian transplantation, high dose of NAC promotes graft viability with recovery of estrous cycle. .
Assuntos


Texto completo: Disponível Coleções: Bases de dados internacionais Base de dados: LILACS Assunto principal: Ovário / Acetilcisteína / Transplantes Tipo de estudo: Estudo prognóstico / Revisão sistemática Limite: Animais Idioma: Inglês Revista: Acta cir. bras Assunto da revista: CIRURGIA GERAL / Procedimentos Cir£rgicos Operat¢rios Ano de publicação: 2014 Tipo de documento: Artigo País de afiliação: Brasil Instituição/País de afiliação: Federal University do Vale do São Francisco/BR

Texto completo: Disponível Coleções: Bases de dados internacionais Base de dados: LILACS Assunto principal: Ovário / Acetilcisteína / Transplantes Tipo de estudo: Estudo prognóstico / Revisão sistemática Limite: Animais Idioma: Inglês Revista: Acta cir. bras Assunto da revista: CIRURGIA GERAL / Procedimentos Cir£rgicos Operat¢rios Ano de publicação: 2014 Tipo de documento: Artigo País de afiliação: Brasil Instituição/País de afiliação: Federal University do Vale do São Francisco/BR
...