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tag cigarette smoking genetics genomics evolution

Asthma, Genetics, and the Environment
Karen Young Kreeger | Apr 6, 2003 | 8 min read
Courtesy of Eric Erbe and Chris Pooley, ARS Image Gallery  SPRING CLEANING TARGETS: Tyrophagus putrescentiae, better known as dust mites, are microscopic, sightless, eight-legged arthropods that are natural inhabitants of indoor environments. Their droppings are the most common trigger of perennial allergy and asthma symptoms. Asthma is a classic example of gene-environment interaction. A host of environmental triggers, from cigarette smoke to cockroaches, can set it off. A dozen or so g
Epigenetics: Genome, Meet Your Environment
Leslie Pray | Jul 4, 2004 | 10+ min read
©Mehau Kulyk/Photo Researchers, IncToward the end of World War II, a German-imposed food embargo in western Holland – a densely populated area already suffering from scarce food supplies, ruined agricultural lands, and the onset of an unusually harsh winter – led to the death by starvation of some 30,000 people. Detailed birth records collected during that so-called Dutch Hunger Winter have provided scientists with useful data for analyzing the long-term health effects of prenat
Elemental Shortage
Brendan Borrell | Nov 1, 2010 | 10+ min read
By Brendan Borrell ELEMENTAL SHORTAGE The world is running out of cheap phosphorus, the element that lies at the heart of great agricultural advances and thorny environmental problems. Biologists are only now beginning to understand what it means for evolution and human health. James Elser at a study site in southern Norway Although a limnologist in Phoenix and a molecular biologist in Atlanta have never met before, a single element ties them together.
Focus on Sex
Molly Sharlach | Dec 28, 2014 | 3 min read
In 2014, new research findings and guidelines brought increased attention to biological differences between males and females.
The Prescient Placenta
Christopher Coe | Aug 1, 2015 | 10 min read
The maternal-fetal interface plays important roles in the health of both mother and baby, even after birth.
Notebook
The Scientist Staff | Mar 1, 1998 | 7 min read
NICOTINE FOE: Richard Johnson, right, professor and director of neurology at Johns Hopkins University Medical School, welcomes former Surgeon General C. Everett Koop to the podium for his talk on the tobacco agreements. While President Bill Clinton praised research and denounced tobacco in one breath during his February 13 speech at the American Association for the Advancement of Science (AAAS) annual meeting, his exhalations failed to mention that his plans for stoking one depend on snuffing

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