Fig. 5

X-PCI-CT images compared to histological images of a degenerated cartilage sample. A + B X-PCI-CT images from TOMCAT beamline (0.325 × 0.325 × 0.325 µm3 voxel size); C + D + E nano-holotomography images from ID16A (0.1 × 0.1 × 0.1 µm3 voxel size); A.1 + C superficial layer with cracks; D middle layer cells clustering; E deep layer cells clustering in vertical direction; F + G + H Histological images from superficial, middle and deep layers (scale bars 50 µm, Masson Goldner trichrome staining)