HSCs interact with stromal cells

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4 Terms

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What cell surface molecule do HSCs express to interact with stromal cells?

c-Kit

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What signaling molecule on stromal cells binds to c-Kit on HSCs?

Stem cell factor (SCF)

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What are the two main roles of c-Kit and SCF interaction in HSCs?

1) Maintains contact between HSCs and stromal cells.
2) Drives differentiation into multipotent progenitor cells.

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