1. Caiyun Wang, Lingling Shi, Litong Fan, Youfang Ding, Shan Zhao, Yujun Liu*, Chao Ma*. Optimization of extraction and enrichment of phenolics from pomegranate (Punica granatum L.) leaves, Industrial Crops and Products. 2013, 42, 587-594.
2. Lingling Shi, Caiyun Wang, Xiaojing Zhou, Yanxia Zhang, Yujun Liu*, Chao Ma*. Production of salidroside and tyrosol in cell suspension cultures of Rhodiola crenulata, Plant Cell, Tissue and Organ Culture. 2013, 114, 295-303.
3. Shan Zhao, Jieyuan Liu, Siyu Chen, Lingling Shi, Yujun Liu*, Chao Ma*. Antioxidant Potential of Polyphenols and Tannins from Burs of Castanea mollissima Blume, Molecules. 2011, 16(10): 8590-8600.
4. Peipei Yin, Shan Zhao, Chen Siyu, Shi Lingling, Xinjie Wang, Yujun Liu*, Chao Ma*. Hypoglycemic and hypolipidemic effect of polyphenols from burs of Castanea mollissima Blume, Molecules. 2011, 16(11): 9764-9774.
5. Neo C. Mokgolodi, Moffat P. Setshogo, Lingling Shi, Yujun Liu*, Chao Ma*. Achieving food and nutritional security through agroforestry: a case of Faidherbia albida in sub-Saharan Africa, Forestry Studies in China. 2011, 13(2): 123-131.
6. Neo C. Mokgolodi, Youfang Ding, Moffat P. Setshogo, Yujun Liu*, Chao Ma*. The importance of an indigenous tree to southern african communities with specific relfvance to its domestication and commercialization, Forestry Studies in China. 2011, 13(1): 36-44.
7. Chao Ma, Sheng-yuan Xiao, Zhen-guo Li, Wei Wang and Li-jun Du, Characterization of active phenolic components in the ethanolic extract of Ananas comosus L. leaves using high-performance liquid chromatography with diode array detection and tandem mass spectrometry. Journal of Chromatography A, 2007,1165(1-2):39-44.
8. Ma, Chao; Wang, Wei; Chen, Yun-Yun; Liu, Rui-Ning; Wang, Ru-Feng; Du, Li-Jun. Neuroprotective and Antioxidant Activity of Compounds from the Aerial Parts of Dioscorea opposita. Journal of Natural Products, 2005, 68(8): 1259-1261.