Sentence examples for a biological effect from inspiring English sources

The first is screening for a biological effect.

But the most important problem is this: if something has a biological effect, it will also produce side effects.

Both exposure from touch and from air can have more of a biological effect than oral ingestion, he claims.

Her study proves, importantly, that cellphone radiation has a biological effect on the brain.

Chemicals that are inhaled are likely to have a greater bioactive concentration, meaning they are more likely to have a biological effect.

But radiant energy need not penetrate the brain and mutate genes to have a biological effect on it.

Thin slices of tissue are analysed to pinpoint the three-dimensional locations in the brain where individual genes 20,000 in mice alone have a biological effect.

"Although caffeine has a sunscreen effect, it also has a biological effect of causing apoptosis — programmed cell death — in UVB-damaged skin cells and in tumors but not in normal skin or in areas adjacent to tumors in tumor-bearing mice," Dr. Conney said in an e-mail message.

While many studies are focused on detecting a biological effect, the physics itself has still to be fully elucidated.

Quantitative structure activity relationships (QSARs) are theoretical models that relate a quantitative measure of chemical structure to a physical property or a biological effect.

The healthy subject group showed metoprolol plasma concentrations and a significant drop of heart rate under metoprolol compared to placebo, demonstrating a biological effect of the single dosage.