Thousands of tree species in shrinking Amazon threatened by deforestation.

An international team of 158 scientists found that depending on the degree to which deforestation comes under control in the next 35 years, between 36 and 57 percent of the 16,000 tree species in the tropical rainforest area would be considered threatened. A first-of-its-kind examination of the Amazon's trees found that as many as half the species may be threatened with extinction or heading that way because of massive deforestation. Among the more than 5,000 tree species in deep trouble, the on...
More

MRI shows heart ages differently in women than in men.

The analysis of MRI scans of the ageing hearts of nearly 3,000 adults was led by investigators at Johns Hopkins.' Our results are a striking demonstration of the concept that heart disease may have different pathophysiology in men and women and of the need for tailored treatments that address such important biologic differences,' said João Lima of the Johns Hopkins University School of Medicine, who led the research. Published in the journal Radiology, this is believed to be the first long-term ...
More

Combination drug therapy shrinks pancreatic tumors in mice

A combination of two drugs appears to be effective at shrinking pancreatic cancers in laboratory mice Pancreatic cancer is one of the most deadly of all human cancers, and its incidence is increasing. A combination of two drugs, one already approved by the Food and Drug Administration, appears to be effective at shrinking pancreatic cancers in laboratory mice, according to a new study by researchers at the Stanford University School of Medicine. The drugs, which affect the structure and fu...
More