Lab-grown tendons gradually fade to bone - tech - 11 August 2008 - New Scientist Tech

"In the body, gradients like this strengthen the ends of tendons that attach to bones. Currently, lab-grown tendons put into the body often fail at the attachment end because they lack this property, says García. ... His new technique should lead to more lifelike artificially-grown tendons, and better treatments for injuries like ruptured Achilles tendons."