Change often involves a pivotal event that builds on previous history and opens the door to a new era. Pivotal events in science include the discovery of penicillin, the elucidation of the DNA double ...

A study led by scientists at Johns Hopkins Bloomberg School of Public Health suggests that advanced algorithms working from large chemical databases can predict a new chemical's toxicity better than ...

Toxicity-testing strategies designed to generate information on potential hazards or risks posed by environmental agents have evolved in response to legislative mandates, scientific developments, and ...

Add Yahoo as a preferred source to see more of our stories on Google. A vast number of chemicals are registered for production and use around the world. But only a portion have been thoroughly ...

Life sciences researchers need a host of tools to develop and test critical disease-treating drugs and therapies, from basic research to final product release. Primary cells, media, and reagents are ...

A new study shows that fish embryo toxicity tests using the Chinese rare minnow may provide a promising alternative to ...

The Environmental Protection Agency says it will aggressively reduce the use of animals in toxicity testing, with a goal of eliminating all routine safety tests on mammals by 2035. Chemicals such as ...

Researchers have developed a cell culture test to detect substances that are directly or indirectly harmful to embryos. Based on an existing test used for developing new drugs and chemicals, the ...

One January morning in 2021, Carol Rosen took a standard treatment for metastatic breast cancer. Three gruesome weeks later, she died in excruciating pain from the very drug meant to prolong her life.

A new study shows that fish embryo toxicity tests using the Chinese rare minnow may provide a promising alternative to conventional acute fish toxicity tests. By testing 26 fragrance ingredients, ...