scroll to top
Stuck on your essay?
Get ideas from this essay and see how your work stacks up
Word Count: 1,389
There has been a debate about stem cell research since 1998 when theresearch teams of James A Thomson of the University of Wisconsin andJohn D Gearhart of Johns Hopkins University School of Medicineannounced the isolation of human stem cells Farrell But before anyoneshould take a side one must know what a stem cell is A stem cell is anunspecialized cell characterized by the ability to self-renew by mitosiswhile in undifferentiated state and the capacity to give rise tovarious differentiated cell types by cell differentiation Stem CellThere are three types of stem cells in the human body embryonichematoietic and adult Lee Hematoietic stem cells are derived fromthe blood of the umbilical cord Lee Adult stem cells are taken fromvarious parts of the body like bone marrow or tissue Embryonic stemcells come from a blastocyst which is a an eight-celled human embryoFarrell The blastocyst must be disassembled to obtain the stem cellsFarrell Researches prefer to work with embryonic stem cells becausethey are undifferentiated cells which means they can transform into anycell type in the human body But there is controversy with embryonicstem cells because the blastocyst has the potential to become a fetus Those who are opposed to embryonic stem cell research reject it basedon a moral issue Some object to stem cell research on the basis that itinvolves the elimination of the most basic form of human life IssittFormer President George W Bush strongly believed in the right to lifeand his polices during his terms demonstrated this In 2005 and 2007President Bush vetoed two bills for the federal funding embryonic stemcell research Issitt In addition to the moral issue many cite thepitfalls of embryonic stem cell research as a reason to oppose theresearch In one study it was noted that 20 percent of rats injectedwith embryonic stem cells developed untreatable brain tumorsClouthier Since stem cells multiply so rapidly it can be difficultto control the cells especially if a mutation occurs These mutationscan cause cancer and
@Kibin is a lifesaver for my essay right now!!
- Sandra Slivka, student @ UC Berkeley
Wow, this is the best essay help I've ever received!
- Camvu Pham, student @ U of M
If I'd known about @Kibin in college, I would have gotten much more sleep
- Jen Soust, alumni @ UCLA