5. Description: A colony of embryonic stem cells. 10X. Image in the Public Domain. Description: (A) Human ESCs; (B) Neurons derived from Human ESCs. Images courtesy of Nissim Benvenisty.
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8. Advantages and Disadvantages to Embryonic and Adult Stem Cells. Host rejection minimized Possibility of rejection?? Difficult to isolate in adult tissue. Easy to obtain but blastocyst is destroyed Less Stable. Capacity for self-renewal is limited. Stable. Can undergo many cell divisions. “ Multipotent” (“can become many but not any”) “ Pluripotent” (can become any cell) Adult S.C. Embryonic S.C.
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17. Reproductive cloning egg take the nucleus (containing DNA) remove nucleus and take the rest of the cell adult cell Clone identical to the individual that gave the nucleus Dolly the sheep