contact with

Pederson said that various countries were in contact with the rebels and had stressed the need to avoid chaos and bloodshed.

Ashworth kept his head down and did not make eye contact with those present.

Itoje had the ball knocked out of his hands as he went to dive over the line but, with the Bulls down to 13 after Kirsten made head contact with Rotimi Segun in a high tackle and De Klerk infringed moments later, the Saracens captain played a key part in the try for his international skipper George.

Nevertheless, given the rising number of H5N1 human cases stemming from direct contact with infected animals, the findings highlight the need for proactive surveillance of evolution in H5N1 and similar avian flu strains.

"We discovered that the breast cancer cells require direct contact with mesenchymal stem cells," said Gary Luker, M.D., head of U-M's Luker Lab within the Center for Molecular Imaging, and senior author on the paper.