Essays Tagged: "adult stem cells"

Stem Cell Research.

r failure, and many others. It is now known that stem cells can be obtained from both embryonic and adult tissues. Human embryonic stem (ES) cells are found in newly formed embryos that may be produce ... m (ES) cells are found in newly formed embryos that may be produced through in-vitro fertilization. Adult stem cells are dispersed throughout normal adults and can be in sources such as organs or bloo ...

(3 pages) 138 1 3.0 Apr/2003

Subjects: Science Essays > Biology > Plant Biology

Stem Cells.

Y. STEM CELLS ARE THE ORIGINAL CELLS FROM WHICH AN ENTIRE ORGANISM DEVELOPS. THEY ARE ALSO FOUND IN ADULT ORGANS. EMBRYONIC STEM CELLS (ESC' S) COME FROM A BLASTOCYST (A VERY YOUNG EMBRYO THAT CONTAIN ... STEMS CELLS ARE THE ACTUAL CELLS INSIDE THE BLASTOCYST THAT WOULD DEVELOP INTO A PERSON OR ANIMAL. ADULT STEM CELLS COME FROM THE UMBILICAL CORD AND PLACENTA, OR FROM: BLOOD, BONE MARROW, SKIN, AND O ...

(4 pages) 191 5 3.5 May/2003

Subjects: Science Essays > Biology > Plant Biology

Stem Cell Research Is A Pro

ides, these cells do not cause the same immuno-incompatibility problems after transplantation as do adult stem cells from different patients. Further, these early cells from human embryos and fetuses ... er, these early cells from human embryos and fetuses are MORE "totipotent"* and "pluripotent"* than adult stem cells , and therefore they can be "coaxed" to become more different kinds of tissues, and ...

(1 pages) 75 1 4.2 Mar/2004

Subjects: Science Essays > Biology > Plant Biology

The Controversy on Embryonic Stem Cell Research

an body, such as in the umbilical cord (these are called cord blood stem cells) and in bone marrow (adult stem cells.). More controversial is another type of stem cell found in human embryos. To harve ... ." (Fiona, Hutton). Proposition 71 specifically supports all types of stem cell research, including adult cord blood and embryonic stem cell research. It gives priority to research that is not receivi ...

(5 pages) 217 0 1.8 Dec/2004

Subjects: Science Essays

Stem Cell Research: Similarities and Differences Between Adult and Embryonic Stem Cells.

ite versatility, embryonic stem cells provide a better foundation for research and development than adult stem cells. Adult stem cells are already roughly differentiated and require procedures to beco ... of stem cell research, as cloning and destroying embryos are partly involved or connected.Although adult stem cells have shown that scientists sometimes underestimate their potential, it will still b ...

(15 pages) 209 0 5.0 Oct/2005

Subjects: Science Essays > Biology > Plant Biology

Adult stem cells should replace embryonic ones.

earch that could potentially cures most diseases. A solution and an alternative to this problem are adult stem cells, which reside in the bone marrow but are also found circulating in blood (Perry 92) ... ing the embryos, it would take millions more to store the embryos for future research. In contrast, adult stem cells are less complicated and expensive to obtain because it utilizes small samples of a ...

(4 pages) 40 0 4.7 Apr/2006

Subjects: Science Essays > Biotechnology

Stem Cell Research

erve cells. They are also controversial because obtaining them includes destroying a human embryo.* Adult stem cells - Adult stem cells are stem cells, which are derived from specific cells and theref ... cells are stem cells, which are derived from specific cells and therefore are limited in there use. Adult stem cells are less controversial because they are able to be used without destroying what som ...

(7 pages) 300 0 4.7 May/2006

Subjects: Science Essays > Genetics & Genome Projects

Stem cell research

ferentiate into other cell types of the human body. The three main sources of stem cells available: adult stem cells, embryonic stem cells, and cord blood stem cells; the most beneficial being embryon ...

(3 pages) 70 0 4.0 Jul/2006

Subjects: Science Essays > Genetics & Genome Projects

Stretching Stem Cells to Muscles

the job. The cells in the study were not the controversial types derived from discarded embryos but adult stem cells that reside in bone marrow.Another study to be presented is how bone marrow stem ce ...

(1 pages) 380 0 3.0 Nov/2006

Subjects: Science Essays > Genetics & Genome Projects

Embryonic stem cell research and use: Why embrionic stem cells should be used? a basic overview.

instead of useing embrionic stem cells, there isn't. many other theorys are to use what are called adult stem cells. adult stem cells have lost there malubility, so they cannot change as easily as em ... ility, so they cannot change as easily as embrionic. they are stem cells that are found in blood of adults and in the umbilical cord.Stem Cells can be used in almost anyway imaginable. they are the pr ...

(1 pages) 38 0 3.0 Nov/2006

Subjects: Science Essays > Genetics & Genome Projects

Stem Cells The Hope and The Hype

o be a human life when compared to a life that can be saved. Stem Cells have been used over time in adult stem cells to find cures in bone marrow and umbilical cords.With the money taken away from the ... e planned or underway in chronic cardiac failure, stroke, and other diseases: reports of successful adult stem-cell therapy in patients with corneal disease have just appeared. Moving forward with the ...

(5 pages) 22 0 2.0 Jan/2008

Subjects: Science Essays > Biology > Plant Biology

Stem Cell Research

cells. Scientists obtain stem cells from embryonic cells, Sembryonic germ cells, fetal tissue, and adult stem cells. However, due to ethical issues, stem cell research is controversial because the on ... roliferate indefinitely in culture, they could potentially provide an unlimited source of important adult cells such as blood, muscle, liver, or bone cells. These cells are called pluripotent. A pluri ...

(3 pages) 68 1 0.0 Feb/2008

Subjects: Science Essays > Biology

Stem Cell Research

stem cells, because the embryo dies after the stem cell is derived. The other type of stem cell is adult stem cell which is derived from mature tissue. However, the adult stem cells are of the least ... ral research, whereas he spent eight times as much( $190 mil) on the least beneficial research with adult stem cells. As a result, of these policies U.S. lost leadership in stem cell research. Due to ...

(5 pages) 52 0 0.0 Feb/2008

Subjects: Social Science Essays > Controversial Issues

Stem Cell

mediate stop of this new medical science known as stem cell research.So why not use stem cells from adults instead of using human embryonic stem cells for the research? ?Human embryonic stem cells are ... research? ?Human embryonic stem cells are thought to have much greater developmental potential than adult stem cells. This means that embryonic stem cells may be pluripotent ?that is, able to give ris ...

(5 pages) 37 0 0.0 Feb/2008

Subjects: Humanities Essays > Health & Medicine > Diseases

Remarkable Potential of Stem-Cell Research

one might ask? It is the research of “undifferentiated cells that have the ability to form any adult cell that could potentially provide an unlimited source of specific cells such as bone, muscle ... nd in embryos during their first few days of development, in fetal tissue, and more rarely, in some adult organs. Specifically, embryonic stem cells are derived from embryos that develop from eggs tha ...

(4 pages) 31 1 4.3 Feb/2009

Subjects: Humanities Essays > Health & Medicine

What is stem cell research and how it has come about in recent years

are three broad categories of stem cells they are: embryonic stem cells, derived from blastocysts, adult stem cells, which are found in adult tissues, and cord blood stem cells, which are found in th ... a developing embryo, stem cells can differentiate into all of the specialized embryonic tissues. In adult organisms, stem cells and progenitor cells which act as a repair system for the body, replenis ...

(4 pages) 21 0 0.0 Mar/2009

Subjects: Science Essays > Biotechnology

Stem Cells Research

g external signals, through physical contact with neighboring cells and microenvironment molecules. Adult stem cells typically require the cell types of the tissue, which they live. Stem cells that bu ... liver cells could produce insulin and hematopoietic stem cells could develop into heart muscle.The adult stem cell, also called somatic stem cell is a stem cell. The adult stem cell is undifferentiat ...

(6 pages) 20 0 5.0 Jan/2010

Subjects: Science Essays

Stem Cell Research

tories today. Embryonic stem cells are the ones described above and are found in all human embryos. Adult stem cells are acquired from human adults and are similar to embryonic stem cells in that they ... 9.Embryonic stem cell research is still relatively young and has not reached the human trial stage. Adult stem cell research enjoys a head start and has already reached the human trial stage. In fact, ...

(9 pages) 48 0 0.0 Apr/2010

Subjects: Science Essays > Genetics & Genome Projects

Stem Cell Therapy in Diabetes

agories of stem cells which is illustrated in figure 2. the orange box includes stem cells found in adult tissue, whilst the green box highlights the embryonic stem cells. There are numerous different ... beta cells, able to produce insulin in response to glucose providing a means of treating diabetes. Adult stem cells are limited in their capacity to differentiate into various types of cells. Due to ...

(6 pages) 30 0 0.0 May/2010

Subjects: Science Essays > Genetics & Genome Projects

Stem Cell

ells and created the foundation that is used today.There are two types of stem cells: embryonic and adult. Embryonic cells grow and can become different cells that the body requires.Adults stem cells ... located in the brain, bone marrow and other organs. They are essential for repairing damaged cells. Adult stem cells have the potential to be used for research and treatment. However, most researchers ...

(3 pages) 1 0 0.0 Dec/2011

Subjects: Science Essays