Penn Study Prompts Reevaluation of Assumptions on Role of Internal Clock in Human Disease
Abolishing the 24-hour clock by knocking out a key gene during development accelerates aging and shortens lifespan by two thirds in mice, but this effect is absent if the gene deletion is delayed until after birth, according to a new study published this week in Science Translational Medicine by scientists from the Perelman School of Medicine at the University of Pennsylvania. Read more ...
In the past few months, there has been a lot of controversy over what Americans should be eating in order to protect themselves against cardiovascular disease (CVD), cancer and obesity. From the October 2015 World Health Organization (WHO) report that sent bacon-lovers into a tailspin and the latest US Department of Agriculture (USDA) Dietary Recommendations that put a cap on daily sugar and sodium intake to the even more recent Penn Medicine study that examined the warning labels most likely to deter consumers from purchasing sugar-sweetened beverages, there's a lot of news buzzing about what we should – rather, shouldn't – be eating.
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Fracking and Public Health: Finding the Best Balance
The experts in Penn's Center of Excellence in Environmental Toxicology seek the facts that are essential for decisions that affect our environment. The center's role is all the more important when there is controversy.
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