Fig. 4From: Development of an In Vitro 3D Model for Investigating Ligamentum Flavum HypertrophyIdentification of the phenotype of cultured LF cells using immunofluorescence staining. Immunofluorescence staining of fibronectin, elastin, collagen I and collagen III in 2D-cultured cells and 3D spheroids (100, 1000 and 5000 cells) was performedBack to article page