embryo deaths การใช้

• These exposures often resulted in retardation of the embryo development and embryo death.
• Embryo retardation did not occur in monkeys administered up to 8 times the recommended human dose but did result in embryo death.
• Only in these more contaminated areas are the chemicals still having significant effects on bird populations, which continue to display abnormally high rates of developmental defects and embryo deaths.
• PCBs and dioxin-like compounds have caused embryo deaths and chick deformities like crossed bills and club feet in double-crested cormorants, Caspian terns and other fish-eating birds that nest in Great Lakes colonies.