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Acupunctrure Research & Neuroscience Development
Han, Ji-Sheng 경희대학교 동서의학연구소 1999 INTERNATIONAL SYMPOSIUM ON EAST-WEST MEDICINE Vol.1999 No.1
Ji-sheng Han. Neuroscience Research Institute, Beijing Medical University, Beijing, P.R. China. Acupunctrure Research and Neuroscience Development. Proceedings of International Symposium on Eas-West Medicine, Seoul. 19-26, 1999.-1. Acupuncture-induced analgesia versus acupuncture anesthesia (AA). 2. Is it possible for acupuncture to produce a complete analgesic effect? 3.A quantitatve estimate of the analgesic effect produced by acupuncture or related techniques. 4. From acupuncture anesthesia(AA) to acupuncture assisted anesthesia(AAA).5. The best parameters to be used for eletroacupuncture analgesia.6. Individual variation in the effect of acupuncture-induced analgesia. 7.From acupuncture analgesia to acupuncture treatment of heroin addiciton. 8. Interaction between acupuncture research and neuroscience development, and the impact of basic research on clinical application.
Induction of Apoptosis by IGFBP3 Overexpression in Hepatocellular Carcinoma Cells
Han, Jian-Jun,Xue, De-Wen,Han, Qiu-Rong,Liang, Xiao-Hong,Xie, Li,Li, Sheng,Wu, Hui-Yong,Song, Bao Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.23
Background: The insulin-like growth factor (IGF) system comprises a group of proteins that play key roles in regulating cell growth, differentiation, and apoptosis in a variety of cellular systems. The aim of this study was to investigate the role of insulin-like growth factor binding protein 3 (IGFBP3) in hepatocellular carcinoma. Materials and Methods: Expression of IGF2, IGFBP3, and PTEN was analyzed by qRT-PCR. Lentivirus vectors were used to overexpress IGFBP3 in hepatocellular carcinoma cell (HCC) lines. The effect of IGFBP3 on proliferation was investigated by MTT and colony formation assays. Results: Expression of IGF2, IGFBP3, and PTEN in several HCC cell lines was lower than in normal cell lines. After 5-aza-2'-deoxycytidine/trichostatin A treatment, significant demethylation of the promoter region of IGFBP3 was observed in HCC cells. Overexpression of IGFBP3 induced apoptosis and reduced colony formation in HUH7 cells. Conclusions: Expression of IGF2, IGFBP3, and PTEN in several HCC cell lines was lower than in normal cell lines. After 5-aza-2'-deoxycytidine/trichostatin A treatment, significant demethylation of the promoter region of IGFBP3 was observed in HCC cells. Overexpression of IGFBP3 induced apoptosis and reduced colony formation in HUH7 cells.
Adenoviral Vector Mediates High Expression Levels of Human Lactoferrin in the Milk of Rabbits
( Zeng Sheng Han ),( Qing Wang Li ),( Zhi Ying Zhang ),( Yong Sheng Yu ),( Bo Xiao ),( Shu Yun Wu ),( Zhong Liang Jiang ),( Hong Wei Zhao ),( Rui Zhao ),( Jian Li ) 한국미생물 · 생명공학회 2008 Journal of microbiology and biotechnology Vol.18 No.1
The limitations in current technology for generating transgenic animals, such as the time and the expense, hampered its extensive use in recombinant protein production for therapeutic purpose. In this report, we present a simple and less expensive alternative by directly infusing a recombinant adenovirus vector carrying human lactoferrin cDNA into rabbit mammary glands. The milk serum was collected from the infected mammary gland 48 h post-infection and subjected to a 10% SDS-PAGE and Western blotting. An 80-kDa protein was visualized after viral vector infection. With this method, we obtained a high level of expressed human lactoferrin of up to 2.3 mg/ml in the milk. Taken together, the method is useful for the transient high-level expression recombinant proteins, and the approach established here is probably one of the most economical and efficient ways for large-scale production of recombinant proteins of biopharmaceutical interest.
( Xin-fei Xu ),( Jiong-jie Yu ),( Ju-dong Li ),( Hao Xing ),( Jun Han ),( Zhen-li Li ),( Han Wu ),( Han Zhang ),( Jian-hong Zhong ),( Yi- Sheng Huang ),( Ya-hao Zhou ),( Ting-hao Chen ),( Hong Wang ) 대한간학회 2018 춘·추계 학술대회 (KASL) Vol.2018 No.1
Aims: Late recurrence (> 2 years) after liver resection of hepatocellular carcinoma (HCC) is usually considered as multi-centric tumors or de novo cancer formation. We aimed to investigate risk factors, patterns and outcomes of late recurrence after HCC resection. Methods: From a multicenter database from 2001 to 2015, 734 patients who were alive and recurrence-free at 2 years after curative resection of initial HCC were enrolled into this retrospective study. Univariate and multivariate Cox-regression analysis were used to identify independent risk factors of late recurrence. Patterns, treatments and outcomes of late recurrence were investigated and analyzed. Results: During a median follow-up of 78.0 months after surgery, 303 patients (41.3%) developed late recurrence. Multivariate analysis revealed that cirrhosis, macroscopic vascular invasion, satellites, and tumor size > 5cm were independent risk factors of late recurrence. Among them, 273 (90.1%) were sole intrahepatic recurrence, 30 (9.9%) were concurrent intrahepatic and extrahepatic recurrence, and none of them was sole extrahepatic recurrence; 165 (54.4%) patients received curative treatments for recurrent HCC, including re-resection, transplantation and local ablation. Multivariate analysis showed regular postoperative surveillance and receiving curative treatments were two independent protective factors of prolonging survival for those patients with late recurrence. Conclusions: Late recurrence is correlated with cirrhosis and certain tumor-related characteristics of initial HCC. The patterns of late recurrence suggest that postoperative surveillance after 2 years of surgery could be adjusted and more targeted. Regular postoperative surveillance improves the probability to receive curative treatments again, yielding to better outcomes for patients with late recurrence.