OP-1 Putty Is Safe, Effective in Fusion Surgery for Degenerative...

"Osteogenic protein 1 (OP-1) putty was found to perform similarly to autograft iliac bone with respect to safety, clinical outcomes, and radiographic success rate in patients undergoing decompression and fusion surgery for degenerative spondylolisthesis with symptomatic stenosis, according to the results of a prospective, randomized, multicenter pilot study published in the Sept. 1 issue of Spine."