Gestagens are common pollutants accumulated in the aquatic ecosystem. Gestagens are
comprised of natural gestagens (ie progesterone) and synthetic gestagens (ie progestins) …

In aquatic ecosystems, progesterone (P4) and synthetic progestins (gestagens) originate
from excretion by humans and livestock. Synthetic progestins are used for contraception and …

Endogenous progestogens and pharmaceutical progestins enter the environment through
wastewater treatment plant effluent and agricultural field runoff. Lab studies demonstrate …

Synthetic progestins (PGs) are a large family of hormones used in continuously growing
amounts in human and animal contraception and medicinal therapies. Because wastewater …

It is well known that endocrine disrupting compounds (EDCs) present in wastewater
treatment plant (WWTP) effluents interfere with reproduction in fish, including altered gonad …

Fish and other aquatic wildlife, including frogs, turtles, and alligators, have been used as
vertebrate sentinels for the effects of endocrine disrupting and other emerging chemicals of …

Synthetic progestins are widely used as a component in both contraceptives and in hormone
replacement therapy (HRT), both on their own and in combination with EE2. Their presence …

Although it is well known that estrogenic steroidal hormones are able to affect the sexual
development and reproduction of fish at low concentrations, no data on environmental …

Synthetic progestins contaminate the aquatic ecosystem, and may cause adverse health
effects on aquatic organisms. Megestrol acetate (MTA) is present in the aquatic environment …

Progesterone (P4) and synthetic progestins (gestagens) from contraceptives and hormone
therapy occur in treated wastewater and surface water, and they may have adverse effects …