Fig. 4From: Micro/Nano Multilayered Scaffolds of PLGA and Collagen by Alternately Electrospinning for Bone Tissue EngineeringFT-IR spectra of hydroxyapatite nanorods without (a) and with glutamic acid (b), FT-IR spectra of microfibrous meshes of PLGA (c), nanofibrous meshes of collagen (d), and hydroxyapatite nanorods containing collagen fibers in micro/nano mixed fibrous meshes of PLGA and collagen (e) Back to article page