Then, when you come into contact with a baby, the baby comes into contact with those toxins.

VOA: special.2009.01.07

This is one of the biological properties, the naturally occurring properties of plasmids, is that they exist in microbial populations and they confer on them resistance from toxins that would ordinarily kill them.

这就是这类生物学特性之一,它是质粒所具有的自然特性,这些质粒存在于微生物群体中,并赋予微生物抗性,使它们免于被毒素杀死

耶鲁公开课 - 生物医学工程探索课程节选

The International Society of Toxinology officially supported the Initiative last month at the World Congress of Plant, Animal and Microbial Toxins in Recife,Brazil.

VOA: special.2009.04.22

The toads have been devastating to Australia's unique wildlife freshwater crocodiles, snakes and marsupials that try to eat the toads have been no match for the toxins they secrete.

VOA: standard.2010.02.07

Others to an autism gene. Still other research blames environmental toxins.

VOA: standard.2010.03.23

(OMITTED) Remais,an assistant professor at Emory University's Rollins School of Public Health in Atlanta, He says the growing economy is fueling environmental risks such as air pollution and chemical toxins, while age-old environmental challenges remain.

VOA: standard.2010.04.07

"It could be taken up by crustaceans like shrimp crabs, things like that which are the base of the food chain and that could be passed up to fish and then mammals and the toxins could be concentrated and that could be harmful to animals that feed on these smaller organisms."

VOA: standard.2010.05.09