Welcome to the AAP Pathology News Coronavirus activates an altruistic stem cell mediated defense mechanism that reactivates dormant tuberculosis: implications in COVID-19 pandemicNephrin–Ephrin-B1–NHERF2–Ezrin–Actin axis is critical in podocyte injuryDivergent regulation of ATII cell and fibroblast apoptosis by PAI-1 in lung fibrosisLipomatous solitary fibrous tumors harbor rare NAB2-STAT6 fusion variants and show upregulation of the gene Peroxisome Proliferator Activated Receptor Gamma (PPARG) encoding for a regulator of adipocyte differentiationVaginal squamous cell carcinoma develops in mice with conditional Arid1a loss and gain of oncogenic Kras driven by progesterone receptor-Cre
