Our studies look at the long term effects of stress directly, or stress hormones, on human brain function. Related StoriesHypersexual disorder could be linked to hyperactive stress systemsScientists show how specialized cells help each other survive under stressEstradiol fluctuation may enhance emotional sensitivity to psychosocial stress during menopausal transitionLupien and co-workers measured the stress hormone, cortisol, in older adults over an interval of three to six years. Their findings showed that folks who had constant high degrees of cortisol, performed on memory tests and had a notably smaller hippocampus poorly, the right portion of the brain responsible for learning and memory. This study clearly shows the negative effects of long-term tension, says Lupien.Biogen Idec can pay Genentech approximately $10 million as a catch-up payment for expenditures incurred to day on GA101 since Biogen Idec once was spending 30 percent of the advancement costs. Once GA101 achieves certain product sales milestones, Biogen Idec’s talk about of the co-promotion earnings of RITUXAN will lower from 40 percent to 35 percent.D., CEO, Biogen Idec, ‘Our partnership with Genentech and Roche is essential to us, and I really believe this contract is in the passions of both businesses and patients.