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Ciclo reprodutivo e análise ultraestrutural da espermatogênese de Cichla kelberi (TeLeostei: Perciformes: Cichlidae)
(Universidade Estadual Paulista (Unesp), 2011-02-25)
O Cichla kelberi, espécie recentemente classificada e popularmente conhecida como tucunaré amarelo, é endêmico dos rios Araguaia e baixo Tocantins, sendo, entretanto, encontrado em muitas outras bacias, onde apresenta ...
Ciclo reprodutivo e análise ultraestrutural da espermatogênese de Cichla kelberi (TeLeostei: Perciformes: Cichlidae)
(Universidade Estadual Paulista (Unesp), 2011-02-25)
O Cichla kelberi, espécie recentemente classificada e popularmente conhecida como tucunaré amarelo, é endêmico dos rios Araguaia e baixo Tocantins, sendo, entretanto, encontrado em muitas outras bacias, onde apresenta ...
Impact of captive conditions on female germinal epithelium of the butterflyfish Chaetodon striatus (Perciformes: Chaetodontidae)
(2020-01-01)
Summary Chaetodon striatus is a cosmopolitan seawater species present in aquaria all over the world and its extractivism is quite high. The lack of studies on the reproductive biology of C. striatus contributes to the ...
Ciclo reprodutivo e análise ultraestrutural da espermatogênese de Cichla kelberi (TeLeostei: Perciformes: Cichlidae)
(Universidade Estadual Paulista (UNESP), 2014)
Reproductive cycle of the Neotropical cichlid yellow peacock bass Cichla kelberi: A novel pattern of testicular development
(Sociedade Brasileira de Ictiologia, 2014)
ULTRASTRUCTURE OF THE HINNY (EQUUS-ASINUS X EQUUS-CABALLUS) SEMINIFEROUS EPITHELIUM
(Wiley-Blackwell, 2014)
Alterations of spermatogenesis in etoposide-treated rats: A stereological study
(Interciencia, 2002-05-01)
The etoposide is an anticancer drug that interacts with topoisomerase II. Thirty-day-old rats received intraperitonially 2mg/kg of etoposide for 30 consecutive days. Their testes were analyzed in the adult phase under light ...
Alterations of spermatogenesis in etoposide-treated rats: A stereological study
(Interciencia, 2002-05-01)
The etoposide is an anticancer drug that interacts with topoisomerase II. Thirty-day-old rats received intraperitonially 2mg/kg of etoposide for 30 consecutive days. Their testes were analyzed in the adult phase under light ...
Female sex inversion as a reason for an unbalanced sex ratio in the neotropical species Brycon orbignyanus
(2022-04-01)
The objective of this study was to temporally identify sex differentiation to morphologically characterize the formation of female and male germinal epithelium and verify the occurrence of the sex disproportion reported ...