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...problem is that the cocktail of genes that the HSCI team used to turn back the clock on the patients' skin cells work by integrating themselves into the genome of the skin cell with the help of a virus. Such embedding of foreign matter isn't ideal for a treatment designed for the clinic, since changes in the genome could result in a variety of potential problems, including the formation of tumors and uncontrolled cell growth. Melton's group, as well as those in other stem-cell labs around the world, are working to substitute these dangerous genes and viruses...
...models that can drill down below the global level to the regional or even the municipal, giving the governor of Florida or the mayor of New York City enough data, for example, to prepare locally for global warming. "Knowing what will happen at the end of the century isn't really that useful to someone managing water for a city or growth for a community," says Lubchenco. "This is a chance for us to understand what leaders need and what scientists are capable of providing." (See the 51 things we can do to save the environment...
...majority of gang-related street crime isn't directed by a gang boss, what is the best way to prevent the often deadly violence that accompanies it? If there is no criminal mastermind to apprehend, how does one reduce the incidence of what some experts believe is a culture of violence and vendetta...
...long-term it faces a bleak outlook if it isn't able to figure out how to cope with a rapidly aging and shrinking population. Government estimates predict the figure will drop to 115 million in 2030 and fall below 100 million by the middle of the century...
...foreign investment while Western countries have strengthened economic sanctions - took the unusual step last week of castigating the junta for the Kokang situation. The Chinese Foreign Ministry warned Burma that it should "properly handle domestic problems and maintain stability in the ... border region." The stability-obsessed Chinese government presumably isn't pleased with gun battles on its southern flank, including stray fire that claimed the life of a Chinese citizen in Yunnan...