Doped athletes flex muscles against drug company

Myf5 and MyoD flex different muscles in transcription

Drug abuse in athletes

Drug abuse occurs in all sports and at most levels of competition. Athletic life may lead to drug abuse for a number of reasons, including for performance enhancement, to self-treat otherwise untreated mental illness, and to deal with stressors, such as pressure to perform, injuries, physical pain, and retirement from sport. This review examines the history of doping in athletes, the effects of...

Argonautes and Company: Sailing against the Wind

The 3'-untranslated region (UTR) of mRNA is crucial for posttranscriptional regulation. In this issue, Vasudevan and Steitz (2007) report a new function for AGO2 and FXR1--two proteins that have been linked to the regulation of microRNAs and translation repression. AGO2 and FXR1 bind to the AU-rich element in the 3'-UTR of TNFalpha mRNA, unexpectedly activating its translation in a cell growth-...

FDA to review "missing" drug company documents.

Differences in Transversal Areas of Calf Muscles in Athletes

In the investigations of muscle activity in different sports, their morphology is very important, but also difficult to measure precisely. Under specific sport training morphological and physiological changes in muscles occur. MRI and MRS offer excellent noninvasive tool for their evaluation (1,2). The aim of this study was to find differences among various groups of sportsmen by MRI and to eva...