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Introduction: US President Bush announced TXD US President Bush announced that limited use of federal funds is allowed to fund human embryonic stem cell research Bush said: scientific progress makes human society face increasingly complex ethical issues Stem cell research has a positive significance for human treatment of difficult diseases and should be supported; federal government funding can fund stem cell research, but only those using existing embryonic cells, not further destroying human embryos to obtain stem cells; The U.S government will also strongly support research on other types of stem cells Bush also said he plans to set up a Presidential Committee of scientists, biomedicians, ethicists and lawyers to oversee stem cell research Formulate relevant management regulations, and discuss the impact of various biomedical inventions on ethics and other issues In fact, the government has taken a "middle position" in stem cell research, granting strict permission to the federal government to fund such research It only agreed to fund the existing 60 kinds of embryonic cell series research, but opposed to continue to extract new stem cells from embryos TXD stem cells are undifferentiated cells, which exist in early embryo, bone marrow, umbilical cord, placenta and some adult cells They can develop into various human tissues and organs such as muscle, bone grid and nerve Scientists believe that tissues and organs made from cells are of great significance for the treatment of many difficult diseases, including cancer, Alzheimer's disease, diabetes and so on Compared with stem cells from bone marrow and other sources, embryonic stem cells are relatively easy to obtain In particular, embryonic stem cells can be differentiated into cells with various special functions or various parts of the body, which can repair gene defects of patients From the perspective of medical treatment, their future therapeutic effect is not ideal; Practice has also proved that the United States has made some progress in the use of cells in the treatment of diabetes At present, private research institutions in the United States have obtained more than 60 kinds of embryonic stem cell sequences from abandoned IVF embryos Authoritative experts suggest that the research on these existing embryonic stem cells can make a breakthrough in new stem cell therapy in the future TXD US media poll shows that 55% of respondents support the use of taxpayers' money for embryonic stem cell research; 68% support the extraction of stem cells from adults; 28% want to research from cloned stem cells TXD
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