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Health

To strengthen bones, suck out the marrow

By Colin Barras

2 April 2008

Could you strengthen bones and speed up recovery after fractures and breaks simply by removing some bone marrow with a syringe?

A new study in rats suggests that the technique could kick-start rapid self-healing in weakened or fractured bones, if followed up with injections of a bone growth hormone.

Agnès Vignery’s team at Yale University anaesthetised a group of rats and drilled into the left thigh-bone of each animal before syringing out the bone marrow. Some of the rats received daily doses of parathyroid hormone (PTH), a clinically approved drug that encourages the growth of new bone.

After two…

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