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Chemical Constituents of the Morinda tomentosa Leaves and their α-Glucosidase Inhibitory Activity
Vu, Huong Giang,Ninh, Khac Ban,Nguyen, Xuan Nhiem,Phan, Van Kiem,Chau Van, Minh,Hoang, Le Tuan Anh,Pham, Hai Yen,Bui, Huu Tai,Nguyen, Xuan Cuong,Nguyen, Hoai Nam,Kim, Seung Hyun,Kwon, Young-In,Kim, Yo Korean Chemical Society 2013 Bulletin of the Korean Chemical Society Vol.34 No.5
Le, Thi Huong,Nga, Thi Thu Vu,Nguyen, Ngoc Dung,Le, Thi Thanh Xuan,Kim, Bao Giang,Phan, Thi Hai,Doan, Thu Huyen,Luong, Ngoc Khue,Nguyen, Tuan Lam,Hoang, Van Minh,Pham, Thi Quynh Nga Asian Pacific Journal of Cancer Prevention 2016 Asian Pacific journal of cancer prevention Vol.17 No.no.sup1
The aim of this paper is to report the rate of current and ever cigarette smoking and explore correlates of current cigarette smoking among adolescents aged 13-15 in Viet Nam. This analysis was derived from GYTS survey, which comprised of 3,430 adolescents aged 13-15, conducted in 2014 in 13 cities and provinces of Viet Nam. We calculated the weighted rates of current and ever cigarette smoking and reported patterns of smoking behavior. We also performed logistic regression to explore correlates of current cigarette smoking behavior. The weighted rate of ever cigarette smoking was 9.5% (95% confidence interval (CI): 8.5 %-10.5%), in which the weighted rate among males (15.4%; 95% CI: 13.6%-17.0%) was higher than that among females (4.2%; 95% CI: 3.3%-5.1%). The weighted rate of current cigarette smoking was relatively low at 2.5% (95%CI: 2.0%-3.0%) with higher weighted rate among males (4.9%; 95% CI: 3.8%-5.9%) compared to the corresponding figure among females (0.2%; 95% CI: 0.0 %-0.5%). Current cigarette smoking was significantly higher among males than females, in students aged 15 versus 13 years old, and in students who had several or all close friends smoking and students with daily observation of smoking at school. For greater smoking reduction outcomes, we recommend that tobacco interventions for adolescents should consider targeting more male students at older ages, establish stricter adherence to school-based banning of cigarette smoking, engage both smoking and nonsmoking adolescents and empower adolescents to resist peer smoking influence as well as changing their norms or beliefs towards smoking benefits.
Manivasagan, Panchanathan,Jun, Seung Won,Nguyen, Van Tu,Truong, Nguyen Thanh Phong,Hoang, Giang,Mondal, Sudip,Santha Moorthy, Madhappan,Kim, Hyehyun,Vy Phan, Thi Tuong,Doan, Vu Hoang Minh,Kim, Chang-S The Royal Society of Chemistry 2019 Journal of materials chemistry. B, Materials for b Vol.7 No.24
<P>The development of a new generation of multifunctional nanomaterials as a drug delivery system for chemo-photothermal therapy is of great necessity. In this study, we first prepared folic acid-conjugated and doxorubicin-loaded chitosan oligosaccharide encapsulated gold nanorods (FA-COS-TGA-GNRs-DOX) as a new photothermal agent for the delivery of drugs and heat to tumor areas. FA-COS-TGA-GNRs-DOX nanomaterials combine the advantages of COS, GNRs, FA, TGA, and DOX and have excellent biocompatibility, strong absorbance in the near-infrared (NIR) region, photostability, photothermal conversion efficiency, high targeting efficiency, fast drug release under laser irradiation, and tumor cell killing efficiency. FA-COS-TGA-GNRs-DOX exhibited significantly greater cell killing after laser irradiation. The intracellular uptake behavior of the targeted FA-COS-TGA-GNRs-DOX was confirmed by flow cytometry, two-photon fluorescence microscopy (TPFM), and confocal laser scanning microscopy (CLSM). More interestingly, the tumors in the presence of FA-COS-TGA-GNRs-DOX under laser irradiation were efficiently ablated and did not recur, showing an outstanding combined therapy of tumors. The combination of photothermal therapy (PTT) and photoacoustic imaging (PAI) could accurately locate and fully destroy tumor tissues after the intravenous injection of FA-COS-TGA-GNRs-DOX. Hence, this work offers a new avenue to develop a novel class of multifunctional nanomaterials as a drug delivery system for cancer therapy.</P>