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Designer coatings fight infections, help bones heal

from Chemical & Engineering News

An ultrathin coating for prosthetics fights bacterial infections and speeds up bone healing around implants tested in rats. After delivering a high-dose burst of antibiotics in the first few days, the coating continues to release the drug for weeks along with a protein that spurs bone growth. The goal is to cut the rate of prosthetic infections, which takes lives and could cost the healthcare system at least $1.6 billion by 2020 as increasingly more people get artificial joints. more

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