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However, many of its ideas and concepts remain controversial. So, what are stem cells, and why are they so important? Stem cells are cells that can develop into other types of...
The stem cell controversy concerns the ethics of research involving the development and use of human embryos. Most commonly, this controversy focuses on embryonic stem cells. Not all stem cell research involves human embryos.
A stem cell line is a group of cells that all descend from a single original stem cell and are grown in a lab. Cells in a stem cell line keep growing but don't become specialized cells. Ideally, they remain free of genetic defects and continue to create more stem cells.
The ethical implications of stem cell research are often described in terms of risks, side effects, safety, and therapeutic value, which are examples of so-called hard impacts. Hard impacts are typically measurable and quantifiable.
In recent years, adult stem cells can be reprogrammed back to their pluripotent state. This is an important evolution in this scientific field. The use of embryonic stem cells is controversial because it requires the destruction of an embryo, and adult stem cells are preferred for the treatment of diseases.
For 25 years, embryonic stem cells have been promising and controversial in equal measure. How far have they really come? By. The Editors. August 23, 2023. A moody 1998 cover of MIT Technology...
Despite its promise, stem cell research in the U.S. has been stymied, time and again, by bioethical landmines. The explosive debate revolves around the fact that, until recently, the only way...