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WE, stump cells dedifferentiate and proliferate to form a blastema, which is a collection of various types of stem cells or progenitor cells. Later, under precise control, the distal blastema forms the apical ectodermal cap and gradually...

neurons (for example, Chagas disease). In the past few years, studies have demonstrated that transplanted neural progenitor-containing neurospheres from mouse and human can integrate into the aganglionic mouse colon both in vivo35–37...

of defense by collecting debris (Hickey and Kimura, 1988; Prinz et al., 2017). Microglia, derived from yolk-sac progenitor cells (Takahashi et al., 1989; Alliot et al., 1999), reside within the CNS parenchyma. They possess a highly...

that an early ancestor of the eukaryotic cell engulfed a prokaryotic organism with its own distinct genome, the progenitor of what is now the mitochondrion. Over millions of years, genes encoding over 1000 distinct mitochondrial proteins...