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FGF-2 Angiogenesis in Bone Regeneration Within Critical-Sized Bone Defects in Rat Calvaria

Risa Kigami, Shuichi Sato, Noriko Tsuchiya, Tomohiro Yoshimakai, Yoshinori Arai, Koichi Ito

Implant Dent. 2013 Aug;22(4):422-7.

PMID: 23835540

Abstract:

Objective:
This study examined the effect of basic fibroblast growth factor (FGF)-2 with an absorbable collagen sponge on angiogenesis and bone regeneration in rat calvarial critical-sized bone defects using microcomputed tomography.
Methods:
Forty 7-week-old male Fischer rats were used. The symmetrical critical-sized calvarial bone defects (5 mm diameter) were created. An absorbable collagen sponge with or without FGF-2 (0.1% or 0.3%) was implanted into each bone defect.
Results:
Blood vessel and bone volumes were significantly higher in the 0.3% FGF-2 group compared with the control and 0.1% FGF-2 groups on day 28. Significantly more osteoblast- and osteoclast-like cells were seen in the 0.3% FGF-2 group.
Conclusions:
Thus, FGF-2 increased blood vessel and bone formation in rat calvarial critical-sized bone defects.

Chemicals Related in the Paper:

Catalog Number Product Name Structure CAS Number Price
IAR4248811 Fgf-2 from rat Fgf-2 from rat Price
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