Researchers at Hong Kong University and the Wellcome Trust Sanger Institute have identified a link between the influenza A viruses’ genetic diversity and severity of the infection.
The immune system is the new focus of much work on traumatic brain injury (TBI). In a challenge to the paradigm that the blood brain barrier prevents harmful leukocytes from entering the brain, a Texas team tried to neutralize the impact of these cells. Peripheral lymphocytes are activated after TBI. They may then act as potential antigen presenting cells and get into the brain, causing cells there to degenerate.
Increasing use of hospice in the final days of ovarian cancer does not offset intensive end-of-life care in older women, according to a study published online Oct. 6 in the Journal of Clinical Oncology.