Publication 10/01/2017 Abnormal polyamine metabolism is unique to the neuropathic forms of MPS: potential for biomarker development and insight into pathogenesis. Hinderer C, Katz N, Louboutin JP, Bell P, Tolar J, Orchard PJ, Lund TC, Nayal M, Weng L, Mesaros C, de Souza CFM, Dalla Corte A, Giugliani R, Wilson JM Human Molecular Genetics