Houttuyniacordata Thunb. polysaccharides ameliorates lipopolysaccharide-induced acute lung injury in mice.

"Conflict of interest The authors have declared that no competing interests exist."

"This work was supported by the 10.13039/501100001809National Natural Science Foundation of China (Grant nos. 81330089, 30925042, 30801508 and 81274165), the State Key Program for New Drugs from the Ministry of Science and Technology, China (Grant nos. 2012ZX09301001-003 and 2009ZX09502-013), and the Science and Technology Commission of Shanghai Municipality (Grant nos. 10XD1405900, 08DZ1971202 and 12JC1400800). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript. This work was supported by the 10.13039/501100001809National Natural Science Foundation of China (Grant nos. 81330089, 30925042, 30801508 and 81274165), the State Key Program for New Drugs from the Ministry of Science and Technology, China (Grant nos. 2012ZX09301001-003 and 2009ZX09502-013), and the Science and Technology Commission of Shanghai Municipality (Grant nos. 10XD1405900, 08DZ1971202 and 12JC1400800). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript."