| HEALTH: genetics, NOBEL rehabilitates the junk DNA |
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| (ASCA) - Roma, 5 October - 2009 Nobel Prize for Medicine at the University of California, Elizabeth Blackburn, Carol Greider of Johns Hopkins University School of Medicine in Baltimore and Jack Szostak of Harvard Medical School in Boston The three scientists were awarded the prize for discovered the telomeres, or sequences of DNA that protect the ends' of the chromosomes from damage which may occur during cell division, and the enzyme responsible for their reconstruction, or the telomerase: in particular, scientists have identified a specific sequence expressed in the DNA of telomeres and that 'with which to protect the cells from cellular degradation, preventing aging. And to think''that the telomeres, repetitive DNA sequences being and non-coding, appeared to be junk-DNA - explains Fabrizio D'Adda, head of research group 'Telomeres and senescence' IFOM-IEO - or sequences DNA without any importance for cell life.'' The announcement of the Nobel Prize in Blackburn and colleagues' was given this morning at the Karolinska Institutet in Stockholm, Sweden, during a press conference broadcast live online on the website of Nobelprize.org. noe / sam / bra post By www.Kriagen.it |
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