How cells know where to grow after injury

From The Scientist by Deanna MacNeil, PhD In work published in iScience, a research team led by molecular biologist Alejandro Sánchez Alvarado at the Stowers Institute for Medical Research turned to single-cell RNA sequencing to identify the targets involved in positional memory.2 They investigated how amputation position informs regenerating tailfins in African killifish (Nothobranchius furzeri) and identified …