A new way to look at lung cancer and tobacco carcinogens

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Chemical intermediate causes formation of reactive oxygen species in second indirect pathway connecting polycyclic aromatic hydrocarbons to lung cancer. Credit: Trevor Penning PhD University of Pennsylvania School of Medicine
Chemical intermediate causes formation of reactive oxygen species in second indirect pathway connecting polycyclic aromatic hydrocarbons to lung cancer. Credit: Trevor Penning, PhD, University of Pennsylvania School of Medicine

Two types of cancer-causing agents in cigarettes—a nicotine-derived chemical and polycyclic aromatic hydrocarbons (PAHs) are the main culprits in lung cancer. Exposure to tobacco smoke – both mainstream and second-hand – is a leading cause of cancer death in the United States.


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All News summaries for May 28, 2008

Response to immune protein determines pathology of multiple sclerosis

37 minutes ago | User rating: not rated yet
New research may help reveal why different parts of the brain can come under attack in patients with multiple sclerosis (MS). According to a new study in mice with an MS-like disease, the brain's response to a protein produced ...

Pediatricians double vitamin D recommendations

4 hours ago | User rating: not rated yet
(AP) -- The nation's leading pediatricians group says children from newborns to teens should get double the usually recommended amount of vitamin D because of evidence that it may help prevent serious diseases.

China dairy sued over infant's toxic milk death

4 hours ago | User rating: not rated yet
(AP) -- The family of a baby whose death has been blamed on toxic milk filed suit against one of China's largest dairies Monday, while another dairy ensnared in the scandal said it was a victim of unscrupulous ...

Pectin power

4 hours ago | User rating: not rated yet
Scientists have found a new possible explanation for why people who eat more fruit and vegetables may gain protection against the spread of cancers.

Researchers discover baldness gene: 1 in 7 men at risk

Oct 12, 2008 | User rating: not rated yet
Researchers at McGill University, King's College London and GlaxoSmithKline Inc. have identified two genetic variants in caucasians that together produce an astounding sevenfold increase the risk of male pattern baldness. ...
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