Related topics: protein · vitamin d

Calcium bursts kill drug-resistant tumor cells

Multidrug resistance (MDR)—a process in which tumors become resistant to multiple medicines—is the main cause of failure of cancer chemotherapy. Tumor cells often acquire MDR by boosting their production of proteins that ...

A crystal clear view of chalk formation

(PhysOrg.com) -- It has a beautiful, but also an unpleasant side: crystallization determines the shape of precious stones, but also causes the lime scale in washing machines. How this comes about, has been known for a long ...

Liquid lens creates tiny flexible laser on a chip

(PhysOrg.com) -- Like tiny Jedi knights, tunable fluidic micro lenses can focus and direct light at will to count cells, evaluate molecules or create on-chip optical tweezers, according to a team of Penn State engineers. ...

When kinetics and thermodynamics should play together

The formation of calcium carbonate (CaCO3) in water has ramifications for everything from food and energy production to human health and the availability of drinkable water. But in the context of today's environment, simply ...

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