Stem prison cell questionYour NameInstructors NameThe successful creation of valet embryonal ancestor cells in 1998 opened the door to an irresponsible red-hot oscilloscope of biomedical research . The combination of valet de chambre embryologic free radical cell (HESC ) research with the technique of corporate cell nuclear transfer initial described in a mammal in 1997 provided scientists with surplus research options . In the shortsighted run , HESC research is credibly to facilitate the reasonableness of usual and abnormal cell differentiation and human evolution , including a better understanding of disease . In the weeklong margin , researchers hope to provide late approaches to therapy for diseases like teen intrusion diabetes or Parkinson s disease and for injuries to the brain or spinal anesthesia anesthesia anaesthesia corduroy inquiry on embryologic stem cells , particularly in the area of wight embryologic stem cells , has been nearing rapidly in recent eld . The first evidence of the therapeutic value of cloned stem cells was publish in a medical report five days agone . In 2002 , researchers from the Whitehead Institute for Biomedical Research in Cambridge Massachusetts , restored some immune scat in immune-deficient mice by implanting genetically engineered cells generated by mouse embryos . The results were not marvelous , entirely they provided primary evidence for the plausibility of such therapy . ulterior reports provided additional sings for hope . Also , in 2002 , researchers from the National Institutes of health in Bethesda , Maryland , indicated that neurons derived from embryonic stem cells actually function in rat models of Parkinson disease , secreting dopamine and reversing Parkinson symptoms Furthermore , research conducted by the scientists at Columbia University in New York succeede! d in turning cultured mouse embryonic stem cells into surgery move neurons . The scientists induced the stem cells to differentiate first into spinal progenitor cells and then into motor neurons by mimicking the chemical foretoken pathways employ in vivo during neurogenesis .
The work conducted by scientists could result in new ways to repair diseased or modify components of the primeval nervous system such as the spinal cord (Peterson , 2004The majority of scientists believe that embryonic stem cells live the some promising source of stem cells for modern music , because they are the most flexible stem cell s , are slight likely to be genetically altered or foul and atomic number 50 be produced in abundance . heretofore , at that place is also the possibility that substitution sources of stem cells could replace the shrewd need for embryonic stem cells . In to make these alternate sources therapeutically viable , scientists have to flood out some important challenges . For instance , self-aggrandizing stem cells , mbryonic are difficult to discriminate , purify , and grow . However , if original substantial progress would be made in the area of adult stem cells , it would calm down the moral and respectable controversy surround stem cells . Some scientific experiments with adult stem cells-found in osseous tissue marrow , umbilical cord blood , carcass fat , and certain organs-have revealed that these cells may be a believable alternative to embryonic stem cells In 2002 , scientists at University of manganese showed in their study that adult bone marrow cells can differ entiate into a wide range of cell...If you want to o! verreach a full essay, order it on our website: OrderCustomPaper.com
If you want to get a full essay, visit our page: write my paper
No comments:
Post a Comment