Cloning of estrogen receptor alpha and aromatase cDNAs and gene expression in turtles (Chrysemys picta and Pseudemys scripta) exposed to different environments

EC Marquez, N Traylor-Knowles… - … and Physiology Part C …, 2011 - Elsevier
Reproductive changes have been observed in painted turtles (Chrysemys picta) from a site
with known contamination located on Cape Cod, MA, USA. We hypothesize that these …

Temperature-dependent aromatase expression in developing diamondback terrapin (Malaclemys terrapin) embryos

P Jeyasuria, AR Place - The Journal of steroid biochemistry and molecular …, 1997 - Elsevier
In the diamondback terrapin, Malaclemys terrapin, males hatch at incubation temperatures
below 28° C whereas females hatch at temperatures above 30° C. When estrogen is applied …

[PDF][PDF] 泽蛙的性腺分化及温度对性别决定的影响

李桑, 尤永隆, 林丹军 - 2008 - academia.edu
摘要通过组织学方法观察了泽蛙(Rana limnocharis) 原始生殖细胞(PGCs) 的迁移,
原始性腺的形成和性腺分化, 并且探讨在不同的培育温度条件下性腺分化的差异 …

Aromatase inhibitor and 17α‐methyltestosterone cause sex‐reversal from genetical females to phenotypic males and suppression of P450 aromatase gene …

T Kitano, K Takamune, Y Nagahama… - Molecular …, 2000 - Wiley Online Library
The sex of Japanese flounder (Paralichthys olivaceus) is easily altered by water temperature
or sex steroid hormone treatment during the period of sex determination. We have …

Temperature-dependent sex determination and gonadal differentiation in reptiles

C Pieau, M Dorizzi, N Richard-Mercier - Cellular and Molecular Life …, 1999 - Springer
In many reptile species, sexual differentiation of gonads is sensitive to temperature during a
critical period of embryonic development (thermosensitive period, TSP). Experiments carried …

Time required for temperature-induced changes in gonadal aromatase activity and related gonadal structure in turtle embryos

G Desvages, C Pieau - Differentiation, 1992 - Elsevier
In the turtle Emys orbicularis, sexual differentiation of gonads is temperature-dependent.
Oestrogens have been shown to be involved in this phenomenon and temperature has been …

Steroidogenic gene expression during sex determination in the frog Rana rugosa

K Maruo, M Suda, S Yokoyama, Y Oshima… - General and …, 2008 - Elsevier
Rana rugosa is unique among frog species in that it has two distinct types of sex
chromosomes in two separate forms (XX/XY and ZZ/ZW). Treatment with sex steroids can …

Aromatase (P450arom) and 11β-hydroxylase (P45011β) genes are differentially expressed during the sex change process of the protogynous rice field eel …

JF Liu, Y Guiguen, SJ Liu - Fish physiology and biochemistry, 2009 - Springer
Steroids are known to play a crucial role in gonadal sex differentiation in many non-
mammalian vertebrates, but also in the gonadal sex change of hermaphroditic teleosts. We …

Utility of maternal serum total testosterone analysis for fetal gender determination in Asian elephants (Elephas maximus)

C Duer, M Carden, D Schmitt, T Tomasi - Animal reproduction science, 2002 - Elsevier
It has been shown in some species that fetal testes produce testosterone early in gestation.
This study investigated the possibility that fetal testosterone may be reflected in maternal …

Developmental synergism of steroidal estrogens in sex determination.

JM Bergeron, E Willingham… - Environmental …, 1999 - ehp.niehs.nih.gov
Gonadal sex in the red-eared slider turtle, Trachemys scripta, is determined by incubation
temperature during embryonic development. Evidence suggests that temperature …