Sentences with phrase «by radiation biologists»

Not exact matches

By the time the water reaches this area and is taken up into seafood, radioactivity is probably well diluted below what is probably dangerous for human consumption, but marine biologist Nicholas Fisher of Stony Brook University in New York says that the study will be a useful baseline to understand how radiation is dispersed in the specific ocean patterns and sea life of the Pacific.

Biologists have generally assumed that the damage will be proportional to the dose, but in vitro studies have shown that cells can repair modest DNA damage caused by radiation — and that low - dose radiation might even protect the cell against future exposure.

Later radiation biologist Tikvah Alper and the mathematician John Stanley Griffith advanced the hypothesis that scrapie and Creutzfeldt — Jakob disease are were caused by infectious protein, seemingly contradicting the central dogma.