Medical Post Graduation | Pathology | Cell as a unit of health

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Questions

Functions of platelet derived growth factor PDGF include

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Stimulation of angiogenesis

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Chemotaxis for macrophages

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Stimulation of platelet aggregation

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Inhibition of platelet aggregation

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Prevention of wound contraction

The major sources of stem cell are

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Whartonâs jelly

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Bone marrow

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Peripheral blood

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Umbilical cord blood

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Liposuction waste

Adult stem cells are

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Usually lineage-specific

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Capable of transdifferentiation

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Endowed with developmental plasticity

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Used for therapeutic cloning

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Used for production of âknockout miceâ in experimental models

The following statements are true for stem cells

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Stem cells from embryos are pluripotent

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Stem cells can be used in therapeutic purpose

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Stem cells have self renewal capacity

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Stem cells are capable to generate one cell lineage

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Adult tissues do not contain stem cells

Amyloid

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May cause renal failure

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Is present in medullary carcinoma of thyroid

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Occurs in chronic inflammatory disorders

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Is detected by PAS stain

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Is basophilic in H & E stain