Dendrobium candidum extract increases the expression of aquaporin-5 in labial glands from patients with Sjogrenʼs syndrome - Xiao, L; Ng, T B; Feng, Y B; Yao, T; Wong, J H; Yao, R M; Li, L; Mo, F Z; Xiao, Y; Shaw, P C; Li, Z M; Sze, S C; Zhang, K Y (Phytomedicine, 2011)