Word: celling
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...funny thing is, scientists have known about epigenetic marks since at least the 1970s. But until the late '90s, epigenetic phenomena were regarded as a sideshow to the main event, DNA. To be sure, epigenetic marks were always understood to be important: after all, a cell in your brain and a cell in your kidney contain the exact same DNA, and scientists have long known that nascent cells can differentiate only when crucial epigenetic processes turn on or turn off the right genes in utero...
...then the epigenome is the software. "I can load Windows, if I want, on my Mac," says Joseph Ecker, a Salk Institute biologist and leading epigenetic scientist. "You're going to have the same chip in there, the same genome, but different software. And the outcome is a different cell type...
Needless to say, Harvard is a much different place these days, when the only things our professors give us are lower participation grades and holier-than-thou frowns when our cell phones go off in class. Sigh...
...most tumultuous year of the prime minister's political career. There were the public gaffes: calling President Obama "well-tanned"; getting scolded by the Queen after raising his voice at a London photo op; making German Chancellor Angela Merkel wait on the red carpet while he spoke on his cell phone. Then there was his private life: his wife of 20 years filing for divorce; her accusations that he "frequents underage females"; a Bari prostitute revealing details of several encounters at his Rome residence.(Read "Hoq Silvio Berlusconi Uses Women...
Behind bars, Muna became a radical leader of female prisoners and a Palestinian heroine. To the Israelis, however, she was a troublemaker. In 2004 Muna sparked two riots in Sharon Prison near Netanya. Warders said she terrorized the women's cell block with threats of violence, punishing anyone who challenged her. In 2006 she was transferred for beating up a fellow prisoner. Declaring she was too disruptive to mix with other inmates, officials put Muna in solitary confinement. In 2007, however, she went on hunger strike to protest her isolation; she was kept in her cell...