Stem Cell Essay

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  • Stem Cell And Stem Cells

    STEM CELLS A stem cell is that cell which is not specialised. It is the cell which subdivides and forms other cells. The split cell may remain as the stem cell or form other specialised cells like the red blood cells, white blood cells, a muscle cell or brain cell. These cells serve as the repair mechanism in the animal or plant. It is capable of subdividing as long as the animal or plant is alive. Stem cells have two key distinguishing features from other cells; they are not specialized but rather they do renew themselves through cell division. These cells are capable of staying inactive for long periods without dying. Secondly, these cells can be made organ-specific under some special conditions . Stem cells in some organs like pancreas and heart only divide under special conditions. There are two types of stem cells: Embryonic stem cells; these are stem cells from a four or five-day human embryo. A sperm cell and a female ovum cell fuse to form a zygote which is a single cell. The zygote then subdivides to form more cells. After four to five days, before implantation unto the walls of the uterus, a blastocyst is formed. This blastocyst consists of the embryoblast which is the inner cells and the outer cells called trophoblast which forms part of the placenta. The embryoblast is differentiated to form all the other body parts of the human body. Adult stem cells; they are also called somatic stem cells. These are the type of stem cells which exist after the embryonic…

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  • Stem Cells Vs Stem Cell

    priced at about $385,000. This new alternative of meat is made possible from stem cells; stem cells contain all active DNA, making them an important and fascinating part of living life, they can also self-renew to make more stem cells or differentiate into specialised cell types. Similar to adult stem cells are embryonic stem cells that grow from cells in the embryo when it’s just a few days old. Adult stem cells are found in many specialities from, skin, fat and other connective tissue, bone…

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  • Stem Cell Vs Stem Cells

    In the contentious debate between endangering a fetus to scavenge embryonic stem cells or to capture adult stem cells, most people find themselves at a crossroads to what is proper. But before deeming the morality of this typically taboo subject, there must be some type of understanding as to what stem cells are and how they are used. To begin with stem cells have the exceptional gift of being able to differentiate into numerous types of cells depending on how far along they have matured. There…

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  • Stem Cells

    been studying stem cells in order to find new ways for treating health problems. Stem cells are immature cells that have the potential to become different types of cells throughout the body; they can be divided and become differentiated. Because of this function, they can give rise to any tissue found in the body, they provide nearly limitless potential for scientific research. There are two types of stem cells: embryonic stem cells, and adult stem cells, which are found in adult tissues.…

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  • Compare And Contrast Stem Cell And Stem Cells

    Stem cells are cells that are found in almost all multicellular organisms. In 1908, a histologist, Maksimov, proposed stem cells. These cells have the ability to develop into many different cells that serve as an internal repair system in tissues. Stem cells are the objects in biomedical research and are differentiated from other cells. Embryonic stem cells are from the earliest stage of human embryo that develop into eggs by in-vitro fertilization. Embryonic stem cells are derived from the…

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  • Embryonic Stem Cell Research: The Future Of Stem Cells

    The cell is the building block of life. The earliest form of these organisms are called stem cells, which can give rise to potentially any kind of cell. The possibilities of these revolutionary cells are vast, and are currently being applied in many scientific fields, one being the medical field. Stem cell scientists study a four to five day old organism, a ball of one hundred and twenty cells, which has the potential to give rise to a human being. Many think that the protection of human life…

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  • Complications Of Stem Cell And Embryonic Stem Cells?

    mouse mature cells to convert them into a cell that has embryonic stem cell properties and these cells were named ‘induced pluripotent stem cells’ although it is still undetermined whether this new stem cell and embryonic stem cells are critically different. Human induced pluripotent stem cells were developed a year later in 2007. Scientists are optimistic about these stem cells and they are now being used within drug development and there is a possibility these will be used in transplantation…

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  • Stem Cells

    uses of stem cells The discovery of stem cells was a significant scientific breakthrough. They were first discovered in mice in 1981 and then in humans 17 years later in 1998. Stem cells have the potential to revolutionise modern medicine. They have the potential to offer cures for diseases, treating injuries that can’t be helped currently and dramatically change how drugs are developed. These possibilities have huge impactions to New Zealand as we have thousands of individuals suffering from…

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  • Difference Between Stem Cell And Stem Cells

    m cells are unique because during early life they have the ability to develop into a variety of different cell types. Essentially, stem cells are the blank slate necessary for the creation of specialized cells. These specialized cells include muscle cells, brain cells or red blood cells, etc. Adult Stem Cells and Embryonic Stem Cells – The Difference Adult Stem Cells Adult stem cells can continue to self-renew or divide, indefinitely. This enables them to produce a variety of cell types:…

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  • Stem Cell Research: The Benefits Of Embryonic Stem Cells

    only they would be more willing to explore the potential benefits that embryonic stem cells offer, verse the studies they are currently conducting on adult stem cells, scientist could discover therapies for some diseases and injuries, helping those truly in need. The human body-a miraculous piece of art beginning with its building blocks: cells. Among these specialized cells are muscle cells, nerve cells (neurons), T and B cells (in the immune system), bone cells (osteocytes), blood cells, and…

    Words: 1233 - Pages: 5
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