Medications

Mathematical model predicts drug concentration in the brain

Do medicines arrive in the right amount at the right spot in our brain? By making a model that depicts our brain in small "brain blocks," Ph.D. student Esmée Vendel tries to find an answer to this question. She made a mathematical ...

Health

What's the most effective way to tone your biceps?

(HealthDay)—The biceps, the very visible muscles in the front of the upper arms, are a target in every comprehensive strength-training regimen, but what exercise is the most effective?

Medical research

Cancer control: Structure of important transport protein solved

For the first time, Bernese researchers have been able to solve the structure of a transport protein and thus to describe the functional mechanism that plays a significant role in the survival of cancer cells. This is an ...

Health

Poor semen quality in Switzerland

Over the last 50 years, a marked decrease in sperm count has been observed in the western world. But what about the situation in Switzerland? Up until now, no study had evaluated the reproductive health of Swiss young men. ...

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Concentration

In chemistry, concentration is defined as the abundance of a constituent divided by the total volume of a mixture. Four types can be distinguished: mass concentration, molar concentration, number concentration, and volume concentration. The term concentration can be applied to any kind of chemical mixture, but most frequently it refers to solutes in homogeneous solutions.

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