What Defines a Stem Cell?

December 27, 2018

(Nautilus) – That conclusion, which confirms a long-standing suspicion among some in the field, cuts to the heart of a deeper question—about what it means to be a stem cell. As more sophisticated technology has revealed just how plastic and heterogeneous cell populations can be, some researchers have transitioned from viewing “stemness” as the defining trait of a cell category to viewing it as a function many types of cells can perform or contribute to.

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