Stem Cell Research Paper Pro

However, they are relatively hard to find and extract from some of these sources and do not always thrive well when cultured.

In addition, they may have some limitations in the type of tissues they are able to form.

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But that ship has not only sailed, but found the imaginary edge of the Earth and plunged into the abyss.

The term was later used in 1886 by William Sedgwick to describe the parts of a plant that grow and regenerate. Since pluripotent stem cells have the ability to differentiate into any type of cell, they are used in the development of medical treatments for a wide range of conditions .

Further work by Alexander Maximow and Leroy Stevens introduced the concept that stem cells are pluripotent. Local Cells, Global Science: The Rise of Embryonic Stem Cell Research in India. Treatments that have been proposed include treatment for physical trauma, degenerative conditions, and genetic diseases (in combination with gene therapy).

By Lisa Prososki, a former middle and high school teacher Biology, General Science, Ethics Two to three 50-minute class periods plus additional time for presentations and extension activities Students will: Stem cells are universal cells that have the ability to develop into specialized types of tissues that can then be used throughout the body to treat diseases or injuries.

The discovery of adult stem cells led scientists to develop an interest in the role of embryonic stem cells, and in separate studies in 1981 Gail Martin and Martin Evans derived pluripotent stem cells from the embryos of mice for the first time. Only cells from an embryo at the morula stage or earlier are truly totipotent, meaning that they are able to form all cell types including placental cells.Many people feel it is immoral and unethical to destroy embryos for the sake of science.To further the debate, while these cells are easily cultured, replicate quickly, and have a relatively long life, embryonic stem cells have not yet been successfully used to provide any kind of therapy for humans and pose risks such as tumor growth and rejection by the body.This paved the way for Mario Capecchi, Martin Evans, and Oliver Smithies to create the first knockout mouse, ushering in a whole new era of research on human disease. Adult stem cells are generally limited to differentiating into different cell types of their tissue of origin.In 1995 adult stem cell research with human use, patented (US PTO with effect from 1995). However, some evidence suggests that adult stem cell plasticity may exist, increasing the number of cell types a given adult stem cell can become. Wiley Online Library requires cookies for authentication and use of other site features; therefore, cookies must be enabled to browse the site.Detailed information on how Wiley uses cookies can be found in our Privacy Policy.Please contact us, using the link on the far upper right corner of this page, if you need further information.By choosing “I agree” below, you agree that NPR’s sites use cookies, similar tracking and storage technologies, and information about the device you use to access our sites to enhance your viewing, listening and user experience, personalize content, personalize messages from NPR’s sponsors, provide social media features, and analyze NPR’s traffic.Some of the many resources available on this issue are listed below.You may also use the Search / buscar feature to find other material.

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