Fig. 2.

Brillouin shift measurements (GHz) in all four groups normalised against the surrounding liquid measurements; (A) graphical representation of stiffness measurements through all four groups, (B) scatter dot plot of normalised Brillouin frequency shift measurements from all four HAM tissue groups (median values and interquartile range are depicted in red; p values calculated by Kruskal-Wallis non-parametric test).