Disruption of collagen triple helix hydrogen bonding in ochronotic human cartilage in alkaptonuria observed by dynamic nuclear polarisation-enhanced solid-state nuclear magnetic resonance spectroscopy. (April 2018) - Norman, B.P.; Ying, C. Wing; Sutherland, H.; Wilson, P.J.; Roberts, N.B.; Duer, M.J.; Oschkinat, H.; Ranganath, L.R.; Gallagher, J.A.