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Questions and Answers
Which type of stem cells are likely diverse in their influence for self-renewal, proliferation, and differentiation near sinusoidal niches?
Which type of stem cells are likely diverse in their influence for self-renewal, proliferation, and differentiation near sinusoidal niches?
- Adult stem cells (ASCs) (correct)
- Central nervous system stem cells (NSCs)
- Stem cells from different tissues (skin, bone marrow, liver, intestine, adipose tissue, pancreas, skeletal muscle tissue)
- Induced pluripotent stem cells (iPSCs)
Which HSC-derived progeny can feed back to the niche to influence HSC migration or proliferation?
Which HSC-derived progeny can feed back to the niche to influence HSC migration or proliferation?
- Central nervous system stem cells (NSCs)
- Megakaryocytes
- Macrophages (correct)
- Induced pluripotent stem cells (iPSCs)
Which stem cell activity is associated with the enzyme telomerase that has the ability to extend telomeres?
Which stem cell activity is associated with the enzyme telomerase that has the ability to extend telomeres?
- Stem cell niche interaction
- ABC transporters function
- DNA repair machinery (correct)
- Quiescence induction
Which protective mechanism for stem cells involves the absence of DNA repair machinery leading to premature aging?
Which protective mechanism for stem cells involves the absence of DNA repair machinery leading to premature aging?
Where do signals for erythropoiesis sometimes originate according to the text?
Where do signals for erythropoiesis sometimes originate according to the text?
Which protein is represented by the abbreviation GFAP in the context of stem cell discussions?
Which protein is represented by the abbreviation GFAP in the context of stem cell discussions?
What is the source of induced-pluripotent stem cells (iPSCs)?
What is the source of induced-pluripotent stem cells (iPSCs)?
Which type of stem cells are found in the subgranular zone of the central nervous system?
Which type of stem cells are found in the subgranular zone of the central nervous system?
Where are satellite cells, vital for skeletal muscle tissue regeneration, typically found?
Where are satellite cells, vital for skeletal muscle tissue regeneration, typically found?
Which of the following is NOT a source of adult stem cells (ASCs)?
Which of the following is NOT a source of adult stem cells (ASCs)?
What is characteristic of stem cells with low proliferation rate and the ability to differentiate into a restricted number of lineages?
What is characteristic of stem cells with low proliferation rate and the ability to differentiate into a restricted number of lineages?
What is the term for the microenvironment where stem cells reside and interact with surrounding cells and molecules?
What is the term for the microenvironment where stem cells reside and interact with surrounding cells and molecules?
Where do adult stem cells in the intestine reside?
Where do adult stem cells in the intestine reside?
What factors are involved in modulating stem cell functions in their microenvironment?
What factors are involved in modulating stem cell functions in their microenvironment?
Which structure has emerged as a key element for the maintenance of hematopoietic stem cells (HSCs) in the bone marrow?
Which structure has emerged as a key element for the maintenance of hematopoietic stem cells (HSCs) in the bone marrow?
What signaling pathways are involved in the lineage commitment of adult stem cells in the intestine?
What signaling pathways are involved in the lineage commitment of adult stem cells in the intestine?
Which of the following factors are part of the stem cell niche environment?
Which of the following factors are part of the stem cell niche environment?
Where are dormant hematopoietic stem cells (HSCs) typically found in the bone marrow?
Where are dormant hematopoietic stem cells (HSCs) typically found in the bone marrow?
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