A case of intersex occurrence in Steindachneridion parahybae (Steindachner, 1877) (Siluriformes: Pimelodidae) under captivity condition: A cytogenetic and morphological study [PDF]
Poco se sabe sobre la biología reproductiva de Steindachneridion parahybae , una especie de teleósteo gonocorístico en peligro de extinción que habita la cuenca del río Paraíba do Sul y en éste trabajo se describe por primera vez la aparición de ...
Caneppele, Danilo +4 more
core +2 more sources
Klinefelter Mosaicism 46, XX/47, XXY with Ovotestis- DSD
Klinefelter syndrome is a relatively common chromosomal condition affecting approximately 1 in 500-1,000 males. 46, XX /47 XXY Klinefelter Syndrome mosaicism is rare enough, resulting in a few cases described in literature. Variable phenotypes and clinical presentations such as gynecomastia, infertility, cryptorchidism, and disorders of sexual ...
Mama SY +5 more
openaire +1 more source
Сезонні особливості овогенезу ставковика озерного (Mollusca: Gastropoda: Pulmonata) в умовах українського Полісся [PDF]
Охарактеризовано овогенетичний цикл ставковика озерного (Lymnaea stagnalis (Linné, 1758)) з проточної водойми Поліської природно-географічної зони (р. Тетерів, Радомишль Житомирської обл.). Дослідженням гістологічних препаратів гонад статевозрілих тварин
Скок, Т. Л.
core
Vitellogenin is not an appropriate biomarker of feminisation in a Crustacean [PDF]
The expression of the yolk protein vitellogenin (Vtg) has been used as a biomarker of feminisation in multiple fish species throughout the world.
Ford, Alex T. +3 more
core +1 more source
Plesiophysa dolichomastix sp. n. (Gastropoda: Planorbidae)
A new species of planorbid mollusc, Plesiophysa dolichomastix (Greek dolichos = long, mastix = flagellum), collected from Lagoa da Pedra, municipality of Santa Rosa, state of Goiás, Brazil (15°01'S, 47°13'W) is described.
W Lobato Paraense
doaj +1 more source
Reproductive biology of Oxychilus(Atlantoxychilus) spectabilis (Milne-Edwards, 1885) (Gastropoda: Pulmonata) : a gametogenic approach [PDF]
The taxonomic status and anatomy of Oxychilus (Atlantoxychilus) spectabilis (Milne-Edwards, 1885), an endemic land snail from Santa Maria Island, Azores, has been subject of detailed study, yet information about its life history is wanting.
Cunha, Regina Tristão da +4 more
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Vertebrate sex differentiation follows a conserved suite of developmental events: the bipotential gonads differentiate and shortly thereafter sex specific traits become dimorphic.
Sarah L. Whiteley +5 more
doaj +1 more source
Ultrasound of unambiguous genitalia: Challenges and Pitfalls [PDF]
An ultrasound scan is an essential imaging tool in the initial assessment of an infant or child presenting with ambiguous genitalia (Ahmed et al, 2016).
Harris, A., Watson, T., Watts, S.
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Quimerismo 60,xx/60,xy e freemartismo em bovinos nascidos de partos gemelares heterossexuais. [PDF]
Foram estudados citogeneticamente 42 bovinos nascidos de partos gemelares heterossexuais, sendo 10 casais, 19 fêmeas e três machos de várias raças, principalmente, Holandesa (17) e Pardo Suíça (11), pertencentes ao Instituto de Zootecnia-APTA, Nova ...
MÉO, S. C. +2 more
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Hermaphroditism in some marine animals [PDF]
Hermaphroditism, a phenomenon in which one and the same individual produces sperms, the male gamate the ovum, the female gamate, is generally common in plants and lower animals and hence is considered as a primitive character.
Kagwade, P.V.
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