PT - JOURNAL ARTICLE AU - Clark, Rachael A. TI - Killing the buzz: NK cells in the aged brain AID - 10.1126/sciimmunol.abg3186 DP - 2021 Jan 08 TA - Science Immunology PG - eabg3186 VI - 6 IP - 55 4099 - http://immunology.sciencemag.org/content/6/55/eabg3186.short 4100 - http://immunology.sciencemag.org/content/6/55/eabg3186.full SO - Sci. Immunol.2021 Jan 08; 6 AB - Senescent neuroblasts activate NK cells in the dentate gyrus of the aged brain, leading to neuronal destruction that impairs cognition.