Jingzhu Wang

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In order to provide a general access control methodology for parts of XML documents, we propose combining role-based access control as found in the Role Graph Model, with a methodology originally designed for object-oriented databases. We give a description of the methodology, showing how different access modes, XPath expressions and roles can be combined,(More)
Musk is widely used as a traditional drug in Asia for the treatment of stroke, tumour, and cardiopathy with an oral dosage of 0.03-0.1 g per day. Because of the potential anabolic effect, musk preparations have been included in the list of medical products containing prohibited substances employed for doping. The application of musk pod formulation was(More)
  • Sheng Yang, Dapeng Zhang, Youxuan Xu, Xiaobing Wang, Xin Liu, Shan Wang +5 others
  • 2013
Estrogens were prohibited in the food producing animals by European Union (96/22/EC directive) and added to the Report on Carcinogens in United States since 2002. Due to very low concentration in serum or urine (~pg/mL), the method of control its abuse had not been fully developed. The endogenous estrogens were separated from urines of 18 adult men and(More)
Androstenedione (4-androstene-3,17-dione) is banned by the World Anti-Doping Agency (WADA) as an endogenous steroid. The official method to confirm androstenedione abuse is isotope ratio mass spectrometry (IRMS). According to the guidance published by WADA, atypical steroid profiles are required to trigger IRMS analysis. However, in some situations, steroid(More)
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