Fig. 17.
Structure of HPMA copolymer–prostaglandin E1-Asp8 conjugate and mechanism of its cleavage by cathepsin K followed by 1,6-elimination (A) [50]; Bone formation measured in cancellous bone from the lumbar vertebral bodies in ovariectomized rats 4 weeks after a single injection of 10 mg of the conjugate (n=8) (B) [174].
