News tagged with calcification

Unprecedented, man-made trends in ocean's acidity

Recent carbon dioxide emissions have pushed the level of seawater acidity far above the range of the natural variability that existed for thousands of years, affecting the calcification rates of shell-forming ...

Jan 22, 2012
4 / 5 (20) 29 | with audio podcast

New aortic valve without open heart surgery

Siemens Healthcare developed a new, smart visualization and guidance technology, which facilitates implantation of an aortic replacement valve by means of a catheter. The technology spares patients the trauma ...

Dec 06, 2010
3 / 5 (2) 0