Archive: 04/05/2011

US removes gray wolf from endangered list

The US government said Wednesday it is formally removing about 1,300 gray wolves in the Rocky Mountain region from the endangered species list, capping a legal battle that has dragged on for years.

dateMay 04, 2011 in Ecology
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Simulating amyloid formation

Many neurodegenerative diseases are characterized by proteins that assume an abnormal configuration, which leads to their aggregation and deposition in and around rve cells, causing cell death. This process, called amyloid ...

dateMay 04, 2011 in Biochemistry
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Nanomaterials: Finding friends with a golden tip

Quantum dots are tiny semiconductor crystals that emit bright and tunable fluorescence. They are typically made of cadmium sulfide (CdS) or cadmium selenide (CdSe), and have a wide range of applications, including bioimaging ...

dateMay 04, 2011 in Nanomaterials
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Organic chemistry: Amino acids made easy

Amino acids are the building blocks of proteins. There are 22 different amino acids and they can combine in a myriad ways to form a vast array of proteins. All amino acids except glycine are chiral molecules, meaning they ...

dateMay 04, 2011 in Biochemistry
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