But that could soon change. Material scientists are now actively borrowing nature's capacity for regeneration and repair in an attempt to create materials that heal themselves.

The Stoxx Europe 600 index opened 0.8% lower to 309.85.

"No one wants to take a big position ahead of the U.S. jobs report later in case there is a downside surprise, and the market is also in a 'wait and see' mode to see what happens with the European plan to recapitalise banks and steps to prevent Greece from defaulting."

An ongoing investigation by The News has found that Parkland and its academic medicine partner, UT Southwestern Medical Center,Michael Kors Outlet, allowed doctors in training greater latitude than many peer institutions to treat the hospital's mostly poor, minority patients. The federal government also is investigating whether the two facilities may have fraudulently charged Medicare and Medicaid for resident supervision.

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