GCSE Biology (AQA)

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Using Stem Cells

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Cell Biology Cell Division

Using Stem Cells

2:33 Stem Cell Uses and Risks
Spec 4.1.2.3
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  • Stem cells are utilized in medical research and treatments.
  • Embryonic stem cells are potentially more useful than adult stem cells due to their ability to differentiate into any type of cell.
  • Embryonic stem cells can differentiate into most types of human cells, whereas adult stem cells have limitations.
  • Embryonic stem cells can be collected from the umbilical cord post-birth or from fertilized eggs leftover from in vitro fertilization (IVF).
  • The umbilical cord connects a growing baby to its mother in the womb, providing necessary nutrients.
  • IVF is a fertility treatment where eggs are fertilized outside the body and then placed back into the uterus.
  • Unused eggs from IVF can be a source of stem cells.
  • Stem cell treatments can potentially help conditions like paralysis by differentiating undifferentiated stem cells into nerve cells and implanting them into damaged tissue to restore neural pathways.
  • Stem cell treatments might also replace insulin-producing cells in the pancreas to treat diabetes by triggering stem cells to differentiate into pancreatic cells.
  • It's important to know the uses and benefits of stem cells for potential exam questions on their role in research and medical treatments.

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