Fig. 1From: Juglans regia L. extract promotes osteogenesis of human bone marrow mesenchymal stem cells through BMP2/Smad/Runx2 and Wnt/β-catenin pathwaysChemical composition of Juglans regia L. extract. The total ion chromatograms of Juglans regia L extract by UPLC-MS technique. a Chromatogram in positive ionization mode; b chromatogram in negative ionization mode. UPLC-MS ultra-performance liquid chromatography-mass spectrometryBack to article page