obtaining stem cells Flashcards

1
Q

iPS cells:

A

induced pluripotent cells

- when a unipotent stem cell is treated with transcription factors, making it become pluripotent

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2
Q

how are iPS cells produced

A
  • modified virus used as a vector
  • virus inserts transcription factor genes from pluripotent cell into unipotent cell
  • transcription factor expressed
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3
Q

how are embryonic stem cells made?

A
  • embryos grown in lab via IVF
  • pluripotent stem cells removed after a few days
  • embryo destroyed
  • pluripotent cells can then differentiate into any body cell
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4
Q

where do adult stem cells come from and what is key about them?

A
  • found in bone marrow

- they are ONLY multipotent so less useful for medicine

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