Table 1. List of studies using IPFP as the stem cell source and the growth factors used.

Study	Cell Source	Culture Type	Growth Factors Used
Dragoo et al (2003) [29]	IPFP-ASC	Micromass with fibrin	IGF1/FGF2
Khan et al (2008) [39]	IPFP-ASC	3D cell aggregate	IGF1/TGFβ3
Lee et al (2008) [38]	IPFP-ASC	Pellet culture	TGFβ1/BMP7
Jurgens et al (2009) [32]	IPFP-ASC	3D PLA-CPL Scaffold	TGFβ1
Buckley et al (2010) [40]	IPFP-ASC (Porcine)	Agarose hydrogel	TGFβ3

Abbreviations: IGF (insulin growth factor), TGFβ (transforming growth factor beta), BMP (bone morphogenetic protein), PLA-CPL (poly L-lactic-co-E-caprolactone).