Most guns are tools for doing harm, but a team of American and Korean scientists has developed one that does the opposite, helping to patch up bone injuries. It comes a bit short of the Medigun from ...

CD47-null femoral fractures show reduced bone formation, but increased tissue mineral density. µCT analysis of transverse femoral fracture in WT (n = 9) and CD47-null (n = 11-14) mice at 10- and ...