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Blue zones are regions on Earth where the local human population enjoys exceptionally long average life spans. Author and explorer Dan Buettner has studied these populations and the dietary and lifestyle elements they have in common. Buettner's latest.... -
(Visit: http://www.uctv.tv/) Telomeres were first recognized in the late 1930s as important structures on chromosome ends. In the 1970s the sequence of these structures was identified in the ciliated protozoa Tetrahymena by Elizabeth Blackburn. In the ...