Human hippocampal neurogenesis in adulthood, ageing and Alzheimer’s disease - Ahmed Disouky; Mark A. Sanborn; K. R. Sabitha; Mostafa M. Mostafa; Ivan Alejandro Ayala; David A. Bennett; Yisha Lu; Yi Zhou; C. Dirk Keene; Sandra Weintraub; Tamar Gefen; M.-Marsel Mesulam; et al. (Nature, 2026)