Fig. 6: Cell viability and morphology on the 3D Ti₃C₂T_x/PCL scaffolds with different SDs (50, 100, and 200 µm) after 7-day culture.

Fluorescence images of neuronal cells on the 3D Ti₃C₂T_x/PCL scaffolds with different SDs. Live cell (Calcein; green), dead cell [propidium iodide (PI); red] and cell nucleus with PCL substrate (Hoechst; blue).