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By Clell, Bailey, and Jonah
NexGen By Clell, Bailey, and Jonah
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What are Stem Cells? Undifferentiated cells of a eukaryotic organism
Can reproduce indefinitely Repair body and build developing organisms
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Stem Cells
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Potential Uses Can be induced to become needed cells
Repair old or damaged cells Used as therapy for diseases by replacing old cells with new cells created from stem cells
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History 1978- Stem Cells discovered in human blood
1981- first stem cell line developed from mice 1988- Embryonic stem cells developed from hamster 1995- First stem cells developed from primate 1997- Cloned a lamb from stem cells, leukemia origin found as stem cells first human embryonic stem cell line 2000- discovered stem cell differentiation in adult liver/brain stem cells
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Steps of Stem Cell Therapy
Fat Harvesting- a small incision is made on the patient to remove 20 oz of fat from the patient to obtain stem cells, the small incision heals naturally Cell Processing- stem cells are separated from the extracted fat, and are prepared for reintroduction into the patient's body Implantation- stem cells are reintroduced via iv infusion or direct injection, and are left to repair the afflicted area naturally
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Pros Cons Stem cells can be a way to cure many different illnesses, including Alzheimer's disease, Parkinson’s disease, and heart defects. A natural way to repair the body There are religious oppositions with one of the ways to acquire stem cells through embryos Small chance of rejecting the cells
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Bioethics of Stem Cells
Stem cells are almost entirely obtained ethically However, there is a way to obtain stem cells by taking a growing fetus and “harvesting” it for the stem cells it uses in its production of organs
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Real Life Stories Deafness- Diane Kaljian: deafness Sickle Cell- Adrienne Shapiro: sickle-cell-disease-2014
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