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LPL gene Pvu II polymorphism and hypertriglycer-idemia: a meta-analysis involving 1,640 subjects
( Yan-yan Li ),( Yan-hong Zhou ),( Ge Gong ),( Hong-yu Geng ),( Xin-xing Yang ),( Xiang-ming Wang ),( Chuan-wei Zhou ),( Jian Xu ),( Yun Qian ) 대한내과학회 2017 The Korean Journal of Internal Medicine Vol.32 No.6
Background/Aims: Although lipoprotein lipase (LPL) gene Pvu II polymorphism has been associated with an increased risk of hypertriglyceridemia (HT), there is no clear consensus within the scientific community. Methods: A meta-analysis of 1,640 subjects from six individual studies was conducted to better elucidate the potential relationship between the LPL gene Pvu II polymorphism and HT within the Chinese population. Pooled odds ratios (ORs) and their corresponding 95% confidence intervals (CIs) were evaluated by using fixed effect models. Results: Our analysis indicated a significant association between LPL gene Pvu II polymorphism and HT within the Chinese population under allelic (OR, 1.550; 95% CI, 1.320 to 1.830; p = 1.158 × 10<sup>-7</sup>), recessive (OR, 0.540; 95% CI, 0.390 to 0.750; p = 0.0002), dominant (OR, 1.889; 95% CI, 1.501 to 2.377; p = 5.960 × 10<sup>-8</sup>), homozygous (OR, 2.167; 95% CI, 1.531 to 3.067; p = 1.242 × 10<sup>-5</sup>), heterozygous (OR, 1.810; 95% CI, 1.419 to 2.309; p = 1.842 × 10<sup>-6</sup>), and additive genetic models (OR, 1.553; 95% CI, 1.320 to 1.828; p = 1.158 × 10<sup>-7</sup>). Conclusions: Because LPL gene Pvu II restriction fragment length polymorphism polymorphism was associated with an elevated risk of HT, the P+ allele carriers of the LPL gene might be predisposed to HT.
Da-Hong Li,Ping Hu,Sheng-tao Xu,Chun-yan Fang,Shuang Tang,Xin-yu Wang,Xing-yan Sun,He Lian,Ying Xu,Xiao-ke Gu,Jin-yi Xu 대한약학회 2017 Archives of Pharmacal Research Vol.40 No.7
Herein, a series of lasiokaurin derivatives were designed and synthesized. All the derivatives together with lasiokaurin and oridonin were tested for their antimicrobial and antiproliferative activity. Compound 16 showed the most promising antimicrobial activity with MICs of 2.0 and 1.0 lg/mL against Gram-Positive bacteria S. aureus and B. subtilis, respectively. All the synthetic lasiokaurin derivatives showed better antiproliferative activity than parent compound lasiokaurin 1. Compound 10 exhibited the strongest cytotoxicity with IC50 values of 0.47 and 0.20 lM against MGC-803 and CaEs-17 cells, accordingly. Moreover, it was shown to have potent antitumor activity in vivo in a murine model of MGC-803 gastric cancer. Preliminary SARs were also concluded based on obtained data. The apoptosis-inducing effects of 10 were further investigated using CaEs-17 cells. The results showed that lasiokaurin derivative 10 could induce apoptosis via mitochondria related pathway and arrest CaEs-17 cell cycle at S phase. Compound 10 could also affect apoptosisrelated proteins that was up-regulation of CDK2 and downregulation of ATM and cyclin A1.
Dose-Dependent Associations between Wine Drinking and Breast Cancer Risk - Meta-Analysis Findings
Chen, Jia-Yan,Zhu, Hong-Cheng,Guo, Qing,Shu, Zheng,Bao, Xu-Hui,Sun, Feng,Qin, Qin,Yang, Xi,Zhang, Chi,Cheng, Hong-Yan,Sun, Xin-Chen Asian Pacific Journal of Cancer Prevention 2016 Asian Pacific journal of cancer prevention Vol.17 No.3
Purpose: To investigate any potential association between wine and breast cancer risk. Materials and Methods: We quantitatively assessed associations by conducting a meta-analysis based on evidence from observational studies. In May 2014, we performed electronic searches in PubMed, EmBase and the Cochrane Library to identify studies examining the effect of wine drinking on breast cancer incidence. The relative risk (RR) or odds ratio (OR) were used to measure any such association. Results: The analysis was further stratified by confounding factors that could influence the results. A total of twenty-six studies (eight case-control and eighteen cohort studies) involving 21,149 cases were included in our meta-analysis. Our study demonstrated that wine drinking was associated with breast cancer risk. A 36% increase in breast cancer risk was observed across overall studies based on the highest versus lowest model, with a combined RR of 1.0059 (95%CI 0.97-1.05) in dose-response analysis. However, 5 g/d ethanol from wine seemed to have protective value from our non-linear model. Conclusions: Our findings indicate that wine drinking is associated with breast cancer risk in a dose-dependent manner. High consumption of wine contributes to breast cancer risk with protection exerted by low doses. Further investigations are needed for clarification.
Zhan, Yi-Ping,Huang, Xin-En,Cao, Jie,Lu, Yan-Yan,Wu, Xue-Yan,Liu, Jin,Xu, Xia,Xu, Lin,Xiang, Jin,Ye, Li-Hong Asian Pacific Journal of Cancer Prevention 2012 Asian Pacific journal of cancer prevention Vol.13 No.9
Objectives: To assess the efficacy, side effects, and the impact on quality of life with $Qinin^{(R)}$ (Cantharidin sodium) injection combined with chemotherapy for gastric cancer patients. Method: A consecutive cohort of 70 patients were divided into two groups: experimental group with cantharidin sodium injection combined with chemotherapy, while the control group received chemotherapy alone. After more than two courses of treatment, efficacy, quality of life and side effects were evaluated. Results: The response rate of experimental group was not significantly different from that of the control group (P>0.05), but differences were significant in clinical benefit response and KPS score. In addition, gastrointestinal reactions and the incidence of leukopenia were lower than in the control group (P<0.05). Conclusions: $Qinin^{(R)}$ (Cantharidin sodium) injection combined with chemotherapy enhances clinical benefit response, improving quality of life of gastric cancer patients and reducing side effects of chemotherapy. Thus $Qinin^{(R)}$ (Cantharidin sodium) injection deserves to be further investigated in randomized control clinical trails.
Hong-Fang Ma,Xi-Xi Zheng,Ming-Hui Peng,Hai-Xu Bian,Miao-Miao Chen,Yan-Qun Liu,Xing-Fu Jiang,Li Qin 한국응용곤충학회 2016 Journal of Asia-Pacific Entomology Vol.19 No.3
The mitochondrial genome (mitogenome) is an important topic for comparative and evolutionary genomics, as well as phylogenetic and population genetics. However, there are limited data regarding the mitochondrial genome available of Pyraloidea, one of the largest superfamilies in Lepidoptera. In this report, we present the complete mitogenome of the meadow moth, Loxostege sticticalis L. (Lepidoptera: Pyraloidea: Crambidae), which is a serious economic pest of both crops and weedsworldwide, thereby enhancing the available genomic information for Pyraloidea. This circular genome is 15,218 bp in length, containing 13 protein-coding genes (PCGs), two rRNA genes (rRNAs), and 22 tRNA genes (tRNAs), with a typical gene orientation and order comparable to other sequenced Pyraloidea insects. The genome composition of the major strand exhibits highly AT bias (80.82%), with a slightly positive AT skew indicating the occurrence of more As than Ts. The L. sticticalis mitogenome has a total of 130 bp of intergenic spacer sequences spread over 15 regions, ranging in size from 1 to 48 bp, of which only two are common among the 23 total Pyraloidea moths that have data collected on the mitogenome (one is located between tRNAGln and ND2 with variation change in length and a limited sequence conservation, and the other is located between tRNASer(UCN) and ND1 with a conserved 6 bp motif ‘ATACTA’). The A + Trich region of 331 bp in the genome is comprised of non-repetitive sequences but contains an ATAGN motif followed by a poly-T stretch of 17 bp, a microsatellite-like (TA)11 element preceded by an ATTTA motif, and a poly-A stretch upstream tRNAMet. These conserved structures identified in the A + T-rich region are presented in all of the sequenced Pyraloidea species. We provide a mitogenome-based phylogeny of Pyraloidea species, in which L. sticticalis shares close ancestry to Ostrinia species with substantial evidence. Our phylogenetic analyses strongly divide Crambidae into two sister lineages, one consisting of Pyraustinae and Spilomelinae, while the other contains Crambinae, Acentropinae, Scopariinae, Schoenobiinae and Glaphyriinae. The mitogenome dataset also supports the basal split between Pyraustinae and Spilomelinae.
Cytotoxic lignans from Viburnum foetidum
Hong Li,Yuanguo Luo,Yan Ma,Jun Zeng,Xu Zhang,Dong Wang,Chunlin Hu 대한약학회 2013 Archives of Pharmacal Research Vol.36 No.10
Two new lignans, 3,4,40-trihydroxy-30,9-dimethoxy-9,90-epoxylignan (1), 3,40-dihydroxy-30,4, 9-trimethoxy-9,90-epoxylignan (2), together with one known compound,4,40-dihydroxy-3,30,9-trimethoxy-9,90-epoxylignan(3), were isolated from the 95 % EtOH extract of Viburnumfoetidum. The structures of the two new compounds wereelucidated on the basis of 1D, 2D-NMR, and mass spectralanalysis. All the lignans were in vitro evaluated for theircytotoxic activities against four tumor cell lines (A549, SKOV-3, SKMEL-2 and HCT15).
Luciferase Assay to Screen Tumour-specific Promoters in Lung Cancer
Xu, Rong,Guo, Long-Jiang,Xin, Jun,Li, Wen-Mao,Gao, Yan,Zheng, You-Xian,Guo, You-Hong,Lin, Yang-Jun,Xie, Yong-Hua,Wu, Ya-Qing,Xu, Rui-An Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.11
Objective: Specific promoters could improve efficiency and ensure the safety of gene therapy. The aim of our study was to screen examples for lung cancer. Methods: The firefly luciferase gene was used as a reporter, and promoters based on serum markers of lung cancer were cloned. The activity and specificity of seven promoters, comprising CEACAM5 (carcinoembryonic antigen, CEA), GRP (Gastrin-Releasing Peptide), KRT19 (cytokeratin 19, KRT), SFTPB (surfactant protein B, SP-B), SERPINB3 (Squamous Cell Carcinoma Antigen, SCCA), SELP (Selectin P, Granule Membrane Protein 140kDa, Antigen CD62, GMP) and DKK1 (Dickkopf-1) promoters were compared in lung cancer cells to obtain cancer-specific examples with strong activity. Results: The CEACAM5, DKK1, GRP, SELP, KRT19, SERPINB3 and SFTPB promoters were cloned. Furthermore, we successfully constructed recombinant vector pGL-CEACAM5 (DKK1, GRP, SELP, KRT19, SERPINB3 and SFTPB) contained the target gene. After cells were transfectedwith recombinant plasmids, we found that the order of promoter activity from high to low was SERPINB3, DKK1, SFTPB, KRT19, CEACAM5, SELP and GRP and the order for promoters regarding specificity and high potential were SERPINB3, DKK1, SELP, SFTPB, CEACAM5, KRT19 and GRP. Conclusion: The approach adopted is feasible to screen for new tumour specific promoters with biomarkers. In addition, the screened lung-specific promoters might have potential for use in lung cancer targeted gene therapy research.
Hong Guo,Zisong Bai,Yangyang Xu,Xueqin Wu,Ning Li,Yan Zhu,Xiaoming Wang,Peng Zhang 대한약학회 2017 Archives of Pharmacal Research Vol.40 No.7
Pongamia pinnata (Linn.) Pierre has anti-inflammatory activity and could significantly decrease serum tumor necrosis factor-a and IL-10 in arthritic rats. Previous research indicated the typical chemical constituent in P. pinnata is furanoflavone. Guided by anti-inflammatory active assay and UPLC-HRESIMS chromatography, 22 compounds were isolated from the ethanol extract of P. pinnata seedpods. One novel furanoflavone, 40-hydroxypinnatin, was elucidated by HRESIMS, 1D- and 2D-NMR spectra. The 21 known compounds, including 9 furanoflavone, were identified by comparing their NMR data with the previous data in reference. In the known compounds, 5 were isolated for the first time from the species. The anti-inflammatory activities were assayed by assessing LPS-induced NO production in BV-2 cells. 12 compounds can inhibit the production of NO without cytotoxicity at concentration of 50 lM. Among them, compounds 4 can significantly inhibit the production of NO, with the IC50 value of 31.36 lM.