Duan junior transferred to West China University of Medical Sciences, became the only student in the health inspection class, party member, and served as secretary of the League branch and student party branch. Later, in Huaxi, he gradually fell in love with the medical major and began to do research. In the fifth year, he has completed the postgraduate course and defense, and put forward two topics, one is the development of WD compound iodine and its inactivation, sterilization mechanism and application research on hepatitis B virus, and the other is the experimental study on the reversal of cancer cells induced by traditional Chinese medicine compound. The two topics, One West and One China, are based on the international advanced level.
65438-0990, presided over the research of the National Natural Science Foundation and served as a teaching assistant;
199 1 At the second national symposium on hepatitis disinfection, he read a paper entitled "Study on the evaluation of the effect and method of inactivation of hepatitis B virus by WD compound iodine", and his "Study on the evaluation of the effect of inactivation of hepatitis B virus by polymerase chain reaction" attracted the attention of the conference, which was the first time at home and abroad.
In the same year, Duan's "WD Compound Iodine" won the national invention patent and was extracted by the world's authoritative scientific and technological magazines published abroad;
During the period of 1992, "WD Compound Iodine" won many awards, including "China New Technology and New Products Expo Gold Award", "China Patent Technology and Patent Products Expo Golden Lion Award" and "Thailand China Science and Technology Products Expo Most Popular Product Award".
1992, Duan was promoted to associate professor and became the youngest professor in China medical field at that time. At the same time, he was hired as a disinfection expert of the Ministry of Health and a member of China Disinfection Society. At the end of the year, he went to Chulalongkorn University, Thailand as a senior visiting scholar.
1May 19941June 1993 1 1, studying for a master's degree in public health at Boston University, and then studying for a postdoctoral degree in molecular pharmacology.
At the same time, he served as the director of several national key scientific and technological projects during the Eighth Five-Year Plan and the Ninth Five-Year Plan, and his research on "metastasis stop" anti-malignant tumor and metastasis was identified as the leading level of similar research in China from 65438 to 0998, and the research on cancer cell reversal induced by traditional Chinese medicine compound was identified as the leading level in China. International advanced level;
He also undertook several key scientific research projects of international exchanges and cooperation between the Ministry of Science and Technology, the National Natural Science Foundation of China and the State Administration of Foreign Experts Affairs, such as the preparation of anti-cocaine antibody enzyme and drug rehabilitation vaccine. ...
Duan, like a satellite, rose to the medical sky of China and even the world.
Exploring the way of industry serving the country
From 65438 to 0992, Duan went to Thailand with his research achievement "WD Compound Iodine" to give technical guidance on the ongoing "STD and AIDS prevention and treatment" there.
1992 set up Changsha cihang pharmaceutical research institute, 1995 set up Changsha cihang pharmaceutical co., ltd., taking this as the main body, and started industrial production. Over the years, Cihang Pharmaceutical Co., Ltd. has mainly studied abroad, and its industrial base is in China, insisting on the combination of "politics, production, learning, research and gold". Up to now, it has become a high-tech enterprise mainly engaged in innovative research and industrial development of anticancer series of traditional Chinese medicines. The only "National Demonstration Base for Industrialization of Major Scientific and Technological Achievements" among 6,000 pharmaceutical enterprises approved by the State Planning Commission; The first batch of national innovation demonstration project units of small and medium-sized scientific and technological enterprises of the Ministry of Science and Technology; China's leading research and industrial development base for anticancer drugs of traditional Chinese medicine. At present, it is the first in China to organize and implement the "four modernizations strategy" of modern Chinese medicine, that is, internationalization of research and development, process automation, quality standardization and industrial scale.