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CUHK > Biology Programme > People: Teaching Staffs |
 
 
 

Prof Peter Chi Keung CHEUNG

Address:

 Room EG09, Science Centre, CUHK (Off);
  Room 380, Science Centre, CUHK (Lab)
Phone: (852) 3943-6144 (Off);
  (852) 3943-6272 (Lab)
Fax: (852) 2603-5646, (852) 2603-5745
E-mail: petercheung@cuhk.edu.hk

 

Education
1987-1990 PhD (Food Carbohydrate), The University of New South Wales, Australia
1985-1986 MChem (Food and Drug Chemistry), The University of New South Wales, Australia
1981-1983 BSc (Chemistry), The University of Hong Kong, Hong Kong

Position
1998-present
Associate Professor (Dept of Biology, The Chinese University of Hong Kong, Hong Kong)
1994-1997
Assistant Professor (Dept of Biology, The Chinese University of Hong Kong, Hong Kong)
1990-1993 Food Scientist (Food Research Laboratory, Division of Food Science and Technology, The Commonwealth Scientific and Industrial Research Organization)
   
Concurrent Position
2005-present
Director (Food and Nutritional Sciences programme, The Chinese University of Hong Kong, Hong Kong)
   
Professional Activities
Appointments in the following Professional Organization:
1997-present Past Chairman, Vice-chairman and Adviser (the Hong Kong Food Science and Technology Association)
   
Membership in the following Professional Organizations:
The Australian Institute of Food Science and Technology (AIFST)
Institute of Food Technologists (IFT)
American Chemical Society (ACS)
   
Research Interests
1. Fungal (mushroom) and plant cell wall polysaccharides: structure and function
2. Functional food and nutraceuticals: prebiotics and synbiotics
3. Dietary fiber: chemical characterization and biological activities
   
Representative Publications For the Past Five Years
1.
Ma, Y.T. and Cheung, P.C.K. (2007). Spectrophotometric determination of phenolic compounds by enzymatic and chemical methods ¡V A comparison of structure-activity relationship. Journal of Agricultural and Food Chemistry 55, 4222-4228.
2.
Wong, S.M., Wong, K.K., Chiu, L.C.M. and Cheung, P.C.K. (2007). Non-starch polysaccharides from different developmental stages of Pleurotus tuber-regium inhibited the growth of human acute promyelocytic leukemia HL-60 cells by cell-cycle arrest and/or apoptotic induction. Carbohydrate Polymers 68, 206-217.
3.
Zhang, M., Cui, S.W.W., Cheung, P.C.K. and Wang, Q. (2007). Antitumor polysaccharides from mushrooms: A review on isolation process, structural characteristics and antitumor activity. Trends in Food Science and Technology 18, 4-19.
4.
Zhang, M., Cheung, P.C.K., Chiu, L.C.M., Wong, E.Y.L. and Ooi, V.E.C. (2006). Cell cycle arrest and apoptosis induction in human breast carcinoma MCF-7 by carboxymethylated )-¡Vglucan from the mushroom sclerotia of Pleurotus tuber-regium. Carbohydrate Polymers 66, 455-462.
5.
Tao Y., Zhang, L. and Cheung, P.C.K. (2006). Physicochemical properties and antitumor activities of water-soluble native and sulfated hyperbranched mushroom polysaccharides. Carbohydrate Research 341, 2261-2269.
6.
Zhang, M., Chiu, L.C.M., Cheung, P.C.K. and Ooi, V.E.C. (2006). Growth-inhibitory effects of a s-glucan from the mycelium of Poria cocos on human breast carcinoma MCF-7 cells: Cell-cycle arrest and apoptosis induction. Oncology Reports 15, 637-643.
7.
Wong, K.H., Katsumata, S.-I., Masuyama, R., Uehara, M., Suzuki, K. and Cheung, P.C.K. (2006). Dietary fiber from mushroom sclerotia: 4. In vivo mineral absorption using ovariectomized rat model. Journal of Agricultural and Food Chemistry 54, 1921-1927.
8.
Wong, K.H., Wong, K.Y., Kwan, H.S. and Cheung, P.C.K. (2005). Dietary fiber from mushroom sclerotia: 3. In vitro fermentability using human faecal microflora. Journal of Agricultural and Food Chemistry 53, 9407-9412.
9.
Wong, K.H. and Cheung, P.C.K. (2005). Dietary fiber from mushroom sclerotia: 2. In vitro mineral binding capacity under sequential simulated physiological conditions of the human gastrointestinal tract. Journal of Agricultural and Food Chemistry 53, 9401-9406.
10.
Wong, K.H. and Cheung, P.C.K. (2005). Dietary fiber from mushroom sclerotia: 1. Preparation, physico-chemical and functional properties. Journal of Agricultural and Food Chemistry 53, 9539-9400.
11.
Lo, K.M. and Cheung, P.C.K. (2005). Antioxidant activities of extracts from the fruiting bodies of Agrocybe aegerita var. alba. Food Chemistry 89, 533-539.
12.
Cheung, L.M. and Cheung, P.C.K. (2005). Mushroom extracts with antioxidant activity against lipid oxidation. Food Chemistry 89, 403-409.
13.
Zhang, M., Cheung, P.C.K., Ooi, V.E.C. and Zhang, L. (2004). Evaluation of sulfated fungal £]-glucans from the sclerotium of Pleurotus tuber-regium as a potential water-soluble anti-viral agent. Carbohydrate Research 339, 2297-2301.
14.
Zhang, M., Cheung, P.C.K., Zhang, L., Chiu, C.M. and Ooi, V.E.C. (2004). Carboxymethylated £]-glucans from mushroom sclerotium of Pleurotus tuber-regium as novel water-soluble anti-tumor agent. Carbohydrate Polymers 57, 319-325.
15.
Zhang, M., Zhang, L., Cheung, P.C.K. and Ooi, V.E.C. (2004). Molecular weight and anti-tumor activity of the water-soluble polysaccharides isolated by hot water and ultrasonic treatment from the sclerotia and mycelia of Pleurotus tuber-regium. Carbohydrate Polymers 56, 123-128.
16.
Wu, J.Z., Cheung, P.C.K., Wong, K.H. and Huang, N.L. (2004). Studies on the submerged fermentation of Pleurotus tuber-regium (Fr.) Singer: 2. Effect of carbon-to-nitrogen ratio of the culture medium on the content and composition of the mycelial dietary fibre in mycelium. Food Chemistry 85, 101-105.
17.
Wong, K.H., Cheung, P.C.K. and Wu, J.Z. (2003). Biochemical and microstructural characteristics of insoluble and soluble dietary fiber prepared from mushroom sclerotia of Pleurotus tuber-regium, Polyporus rhinoceros and Wolfporia cocos. Journal of Agricultural and Food Chemistry 51, 7197-7202.
18.
Cheung, L.M., Cheung, P.C.K. and Ooi, V.E.C. (2003). Antioxidant activity and total phenolics of edible mushroom extracts. Food Chemistry 81, 249-255.
19.
Wu J.Z., Cheung, P.C.K., Wong, K.H. and Huang, N.L. (2003). Studies on the submerged fermentation of Pleurotus tuber-regium (Fr.) Singer: 1. Physical and chemical factors affecting the rate of mycelial growth and bioconversion efficiency. Food Chemistry 81, 389-393.
20.
Zhang, M., Zhang, L. and Cheung, P.C.K. (2003). Molecular mass and chain conformation of carboxymethylated derivatives of £]-glucan from sclerotia of Pleurotus tuber-regium. Biopolymers 68, 150-159.
   
Research Grants For the Past Five Years

Research Grants Council (RGC) Competitive Earmarked Research Grants (CERG)
2005-2007
Mushroom non-digestible carbohydrates as novel £]-glucan type prebiotics: Their preparation and in vitro microbial fermentation - HK$ 718,957 (principal investigator)
2002-2004
A Mechanistic Study of the Immunopotentiating and Antitumor Effects of Native and Chemically Modified Nonstarch Polysaccharides [(1¡÷3)-£]-D-Glucans] from Mushroom Sclerotia - HK$1,036,000 (principal investigator)
 
In Vitro and in Vivo Anticancer Studies of Novel Polyunsaturated Fatty Acids (DHA, EPA) Purified and Characterized from Several Enriched Microalgae - HK$876,000 (co-investigator)

Last updated: October 23, 2007