NewslettersHematopoiesis News CD43, but Not CD41, or GPI-80, Marks First Definitive Hematopoietic Stem Cells in the Human Embryo By Emily Salmini - November 14, 2025 0 48 Scientists found that the first definitive HSCs are marked by CD43, but not CD41, similar to the early hematopoietic progenitor cells differentiating in culture from human ES cells [Development] Abstract