induced pluripotent stem (IPS) cells differ from those currently in place for human embryonic stem (ES) cells. An IPS cell is created artificially from skin‚ fat and fibroblasts by reprogramming patient ’s own cells. Scientists believe IPS cells to be a promising source for treating diseases. An ES cell is created by destroying an embryo. Other scientists think ES cells will also be a promising source because it is composed of your own DNA‚ so the immune system won ’t reject the cell. While scientists
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be taken away and no more worries. I would like to introduce you to Embryonic Stem Cell. Embryonic stem cell are by most scientists and researchers to cure spinal cord injuries‚ multiple sclerosis‚ diabetes‚ Parkinson’s disease‚ cancer‚ Alzheimer’s diseases‚ heart disease‚ hundreds of rare immune system and genetic disorders and much more. These Embryonic Stem cell have the ability to form doll adult cell types. Stem cells are found limited quantities in every human body‚ and can be extracted
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Stem cells are pluripotent cells present in all living organisms. These cells can differentiate into any type of cell‚ including nerves and cardiac muscle. The scientific community is very excited about the possibility of these undifferentiated cells being used to treat conditions such as spinal cord injuries‚ diabetes‚ and cancer. Despite the enormous potential for medical advancements‚ controversy surrounds the sources and methods of acquiring stem cells and the possible improper uses of the knowledge
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Follicle Stem Cell Niche and the Function of the Rac1 protein within the niche. Abstract: An adult stem cell’s niche is responsible for the preservation of the stem cell’s undifferentiated state through either intrinsic or extrinsic expression of specific proteins (Scadden‚ 2006). Situated in the bulge of the hair follicle‚ hair follicle stem cells (HFSC) are quiescent in nature and are responsible for not only its self renewal but also in the production of rapidly proliferating cells. These cells
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Outline Thesis Statement: Research on stem cells is advancing knowledge about how an organism develops from a single cell and how healthy cells replace damaged cells in organisms. The promise of this research is that if scientist can convert stem cell into regular cells like blood or heart muscles and put it back into the body‚ then maybe they might find a cure for some of the diseases that plague our world now a days such as Parkinson’s‚ diabetes‚ leukemia‚ heart congestion‚ bone marrow and many
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The unique properties of stem cells and the ways of reception. 3. The application of stem cells in curing the worldwide diseases. i. The effectiveness of using stem cells in diabetes treatment and possible risks of this therapy. ii. What are the benefits and risks of using stem cells in curing cardiac disorders‚ such as ischemic disease and stroke? iii. How neural disorders‚ such as Parkinson’s‚ Alzheimer’s and spinal cord injuries can be treated by stem cells and what are the fears about
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that contains the genetic info. 4 billion codes in length Gene- a segment of DNA that controls a certain protein production. A gene is made up of hundreds to thousands of codes. Chromosomes- genetic material that is coiled up into structures during cell division. Importance of DNA- genes control the production of proteins..(look like‚ body function‚ body communications‚ and enzyme control) DNA screening- the process of testing individuals to determine whether they have the gene(s) associated w/
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The ethical and political controversy is centered on extracting the stem cells from the embryo. The only way to obtain the cells is by destroying the embryo‚ placing the moral status of an embryo into question. This research plays with two important principles: “the duty to prevent or alleviate suffering‚ and the duty to respect the value of human life” (Hug 108). Embryonic stem cell research poses an unruly question that places one in a position where one principle is of higher
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Isolation of Single Human Hematopoietic Stem Cells Capable of Long-Term Multilineage Engraftment A variety of distinct progenitors arising from self-renewing hematopoietic stem cells (HSCs) allow for the production of mature blood cell lineages. Human HSCs are poorly understood due to their rarity and difficulty to segregate them from multipotent progenitors (MPPS) to obtain a pure population for analysis. This study investigates the determining factors of HSCs. It appears that the majority of
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know because of the embryonic stem cell research. Embryonic stem cell research came from identical inner mass cells of a human embryo. Embryonic cells are able to grow into all derivatives of these primary germ layers ectoderm‚ endoderm‚ and mesoderm. Embryonic stem cell research would be a good thing for humans because human embryos for stem cell research can help a number of patients‚ they can be used by scientists to find cure for several medical conditions‚ and the stem cell research may be a
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