Medicine
fromNature
1 day agoThymic health under the microscope
A low thymic health score, derived from CT images, correlates with increased mortality and various disorders.
A twice-weekly cocktail of three messenger RNAs can rejuvenate the weary immune systems of aged mice and boost responses to vaccination and cancer treatments, a study has found. The treatment provides a needed boost to immune cells called T cells, which coordinate immune responses and kill infected cells. As people age, their ability to produce T cells wanes, and the ones they have become less effective.