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Pathology

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Regeneration and Repair

Question
14 out of 14
 

Which of the following statements is not correct regarding stem cell? (AIIMS May 2012)



A Developmental elasticity

B Trans differentiation

C Can be harvested from embryo

D Knock out mice made possible because of it

Ans. A i.e., Developmental elasticity [Ref Handbook of stem cells vol. l p. 147]

a. Stem cells show the property of developmental plasticity (not developmental elasticity).

b. The change in stem cell differ from one cell type to another is called transdifferentiation and the multiplicity of stem cell differentiation options is known as developmental plasticity.

c. In simple words, trandifferntiation and developmental plasticity is ability of stem cells to differentiate into cell types outside their development lineage. For example, hematopoietic stem cells can differentiate into neurons, hepatocytes, myocardium etc.

Regeneration and Repair Flashcard List

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