Enhancement of Dentin Strength and Inhibition of Collagenase Induced Biodegradation by Plant Proanthocyanidins - Phansalkar, RS; Chen, SN; Napolitano, J; Nam, JW; Mc Alpine, JB; Aguiar, T; Vidal, C; Bedran-Russo, A; Pauli, GF (Planta Medica, 2013)