2004) reported that oral administration with estradiol-17[beta] and tamoxifen (an antiestrogen) are effective for sex reversal
in yellow catfish (100% female and 90% male, respectively), and the labile period of sex differentiation falls between the 8th and 30th day post-hatching.
Histological examinations of the tamoxifen and letrozole treated gonads showed well differentiated testicular cells showing spermatozoa in seminiferous tubules suggesting that the sex reversal
was male hormone (testosterone) based since letrozole blocked the aromatization process [12,37] while tamoxifen inhibited receptor binding.
Inducement of sex reversal
in Sarotherodon niloticus (Linnaeus).
handled a pediatric case, an apparent XX sex reversal
Induction of XY sex reversal
by estrogen involves altered gene expression in a teleost, tilapia.
Production of mono-sex populations in several fish species require sex reversal
, which is induced by steroid hormones (Shelton et al.
Hormonal induction of sex reversal
and progeny testing in the zebra cichlid Cichlasoma nigrofasciatum.
and nursery growth of Nile Tilapia, Oreochromis niloticus (L.
A solution would be to map all sites where grouper are aggregating to determine sex reversal
, or to spawn, and limit spearing grouper at these sites during the period sex reversal
and spawning is actually taking place.
Presumptive Sry-negative XX sex reversal
in a llama with multiple congenital anomalies.
A mutation in the gene encoding steroidogenic factor-1 causes XY sex reversal
and adrenal failure in humans.
A Hungarian Hot Wax pepper plant and an Earliest Ace Sweet pepper plant were crossed by sex reversal
pollination, meaning the pollen from the male Hungarian Hot Wax was put onto the stigma of the female Earliest Ace Sweet and the pollen from the male Earliest Ace Sweet was put onto the stigma of the female Hungarian Hot Wax.