TWIST1 and diabetic foot: In addition, Qiu et al. demonstrated that AT-MSC exosomes overexpressing the long non-coding RNA linc00511 promote the healing of diabetic foot ulcers and stimulate angiogenesis by inhibiting the ubiquitin-mediated degradation of Twist1, which is induced by Progestin and AdipoQ Receptor Family Member 3 (PAQR3) [92].