Stem Cell Pool
Stem Cell Pool - Related Videos
08:32
Preparation of Pooled Human Platelet Lysate (pHPL) as an Efficient Supplement for Animal Serum-Free Human Stem Cell Cultures
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Cited by 133 •
2009
Human platelet lysate is a rich source of growth factors and a potent supplement in cell culture. This protocol presents the process of preparing a large pool of human platelet lysate by starting from platelet rich plasma, performing several freeze-thaw cycles and depleting the platelet fragments.
22:06
Derivation of Hematopoietic Stem Cells from Murine Embryonic Stem Cells
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Cited by 8 •
2007
This protocol details the derivation of transplantable hematopoietic stem cells from mouse embryonic stem cells (ESC) and their subsequent injection into lethally irradiated recipient mice. Briefly, ESC are differentiated as embryoid bodies, which are then infected with retroviral HoxB4 and co-cultured with OP9 stromal cells and hematopoietic cytokines.
08:29
Mouse Epidermal Neural Crest Stem Cell (EPI-NCSC) Cultures
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Cited by 15 •
2008
Here we show our method to isolate mouse epidermal neural crest stem cells (EPI-NCSC). Technique involves micro-dissecting whisker follicles, isolating the bulge and placeing it into tissue culture. EPI-NCSC start to emigrate from bulge explants onto the substratum within 3 - 4 days.
09:12
MISSION LentiPlex Pooled shRNA Library Screening in Mammalian Cells
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Cited by 11 •
2011
Here we use a human LentiPlex pooled library and traditional sequencing methods to identify gene targets promoting cell survival. We demonstrate how to set up and deconvolute a LentiPlex screen and validate the results.
20:38
Isolation and Transplantation of Hematopoietic Stem Cells (HSCs)
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Cited by 31 •
2007
FAQs
Asymmetric division can preserve a stem cell while producing a differentiating progeny cell, linking self-renewal with specialized cell production. Symmetric division can favor either expansion of the stem cell population or production of differentiated progeny. Comparing these division patterns helps explain how tissues maintain an adequate stem cell supply while meeting changing demands for growth, repair, and cell replacement.
Signals from the surrounding stem cell niche help regulate whether stem cells continue self-renewing or generate differentiated progeny. This local control connects stem cell behavior with the tissue’s condition and requirements. Studying niche regulation therefore helps explain how a pool remains balanced during normal homeostasis and how its activity may change when tissue repair is needed.
Disrupted regulation can affect both preservation of the stem cell pool and production of specialized cells. Insufficient or poorly controlled activity may contribute to impaired tissue repair, while excessive or uncontrolled growth is associated with cancer research. Examining these altered behaviors helps biologists connect cellular regulation with disease mechanisms, tissue maintenance, and the consequences of losing normal balance.
Following the balance between self-renewal and differentiation shows how tissues acquire cells during development and replace them during routine maintenance. The same framework reveals how a tissue preserves continuity while generating specialized cell types. In biology, this makes stem cell pools useful for linking cellular decisions to tissue-level growth, homeostasis, and long-term stability.
Stem cell pools provide a biological framework for investigating how tissues produce replacement cells after damage. Research can examine whether self-renewal preserves enough stem cells and whether differentiation supplies the specialized progeny required for repair. These insights support regenerative medicine by connecting tissue recovery with the cellular processes that maintain, replenish, and respond to injury.
Studies of these populations can ask how tissue maintenance changes with aging, how repair becomes impaired, and how altered stem cell behavior contributes to disease. They also help investigators examine uncontrolled growth in cancer. Because the pool links self-renewal, differentiation, niche signals, and tissue outcomes, it provides a common context for comparing normal and abnormal biology.