Chitosan oligosaccharides inhibit LPS-induced over-expression of IL-6 and TNF-α in RAW264.7 macrophage cells through blockade of mitogen-activated protein kinase (MAPK) and PI3K/Akt signaling pathwaysPan Ma, Chao Yu, Peng Wei et al.|Carbohydrate Polymers|2011Cited by 112