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Grand Roundup: Top posts for the week of Sept. 20

The five most-read posts on Scope this week were:

Do you have the chocolate gene? Study hints consumer preferences may be inherited: A study by Stanford marketing professor Itamar Simonson, PhD, and University of Florida researcher Aner Sela, PhD, suggests that some consumer choices may be hard-wired.

Study shows new treatment for heart disease can save lives: In another advancement in the field of minimally invasive therapeutic treatments, a study published this week in the New England Journal of Medicine shows that implanting a prosthetic heart valve percutaneously through an artery in the groin directly into the beating heart can save lives.

"Natural" or not, chicken nuggets are high in fat, sodium: A discussion on the nutritional value of chicken nuggets, which a Consumer Reports Health investigation found to be high in fat and sodium.

PhD research explained through interpretive dance: A video of Maureen McKeague, a PhD candidate in Chemistry at Carleton University, explaining her research project ("Selection of a DNA aptamer for homocysteine using SELEX") through interpretive dance.

Exploring the "fading art" of the physical exam: In a Morning Edition segment on Monday, NPR reporter Richard Knox explored how many physicians are abbreviating or skipping the time-honored physical exam. Some are bucking that trend, though, including Stanford's Abraham Verghese, MD.

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Biomedical research
Looking for love in all the wrong hormones

Researchers have found that oxytocin, commonly known as the "love hormone" may not be crucial for the social behaviors it's known for.