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| 1 | Prevalence of Nontraumatic Osteonecrosis of the Femoral Head and its Associated Risk Factors in the Chinese Population: Results from a Nationally Representative Survey显示文摘 | De-Wei Zhao Mang Yu Kai Hu Wei Wang Lei Yang Ben-Jie Wang Xiao-Hong Gao Yong-Ming Guo Yong-Qing Xu Yu-Shan Wei Si-Miao Tian Fan Yang Nan Wang Shi-Bo Huang Hui Xie Xiao-Wei Wei Hai-Shen Jiang Yu-Qiang Zang Jun Ai Yuan-Liang Chen Guang-Hua Lei Yu-Jin Li Geng Tia Zong-Sheng Li Yong Cao Li Ma | 2015 | Chinese Medical Journal2015,,21: | 151 |
| 2 | Effect of Nimesulide on proliferation and apoptosis of human hepatoma SMMC-7721 cells显示文摘AIM: Cyclooxygenase-2 (COX-2) has been suggested to beassociated with carcinogenesis. We sought to investigatethe effect of the selective COX-2 inhibitor, Nimesulide onproliferation and apoptosis of SMMC-7721 human hepatomacells.METHODS: This study was carried out on the culture ofhepatic carcinoma SMMC-7721 cell line. Variousconcentrations of Nimesulide (0、200 μmol/L、300 μmol/L、400μmol/L) were added and incubated. Cell proliferation wasdetected with MTT colorimetric assay, cell apoptosis byelectron microscopy, flow cytometry and TUNEL.RESULTS: Nimesulide could significantly inhibit SMMC-7721cells proliferation dose-dependent and in a dependentmanner compared with that of the control group. Theduration lowest inhibition rate produced by Nimesulide inSMMC-7721 cells was 19.06 %, the highest inhibition ratewas 58.49 %. After incubation with Nimesulide for 72 h, themost highest apoptosis rate and apoptosis index of SMMC-7721 cells comparing with those of the control were 21. 20 %+1.62% vs2.24% +0.26% and21.23+ 1.78 vs2.01+0.23(p<0.05).CONCLUSION: The selective COX-2 inhibitor, Nimesulide caninhibit the proliferation of SMMC-7721 cells and increaseapoptssis rate and apoptosis index of SMMC-7721 cells. Theapoptoois rate and the apoptosis index are dose-dependent.Under electron microscope SMMC-7721 cells incubated with 300μmol and 400 μmol Nimesulide show apoptotic characteristics.With the clarification of the mechanism of selective COX-2inhibitors, These COX-2 selective inhibitors can become thechoice of prevention and treatment of cancers. | Geng Tian Jie-Ping Yu He-Sheng Luo Bao-Ping Yu Hui Yue Jian-Ying Li Oiao Mei,Gastroenterology department,Renmin hospital of Wuhan university,Wuhan 430060,Hubei Province,China | 2002 | World Journal of Gastroenterology2002,8,3: | 51 |
| 3 | Anti-hepatoma activity and mechanism of ursolic acid and its derivatives isolated from Aralia decaisneana显示文摘瞄准:为了调查 ursolic (UA ) 和它的衍生物的反肿瘤活动,在肝细胞癌上从美┦木孤立 decaisneana 在试管内和在活体内。方法:在活体内细胞毒性被 3- 首先屏蔽[4,5-dimethylthiazol-2-yl ]-2, 5-diphenyltetrazolium 溴化物(MTT ) 试金。词法观察, DNA 梯子,流动血细胞计数分析,西方的污点和实时 PCR 被采用阐明 UA 的细胞毒素的机制。植入的老鼠肝细胞瘤 H22 被用来评估生长 UA 的禁止的效果在活体内。结果:UA 能显著地禁止 HepG2 和它的药抵抗的增长紧张, R-HepG2 房间,而是首先有教养的正常老鼠 hepatocytes 上的有的不禁止的效果而 UA 的所有六衍生物不能禁止所有的生长,测试房间排队。机制上的进一步的学习证明那 apoptosis 和 G0/G1 拘捕涉及多(自动数据处理核糖) 的细胞毒性和劈开聚合酶(PARP ) 。cyclooxygenase-2 (COX-2 ) 的 Downregulation 蛋白质并且在热吃惊蛋白质(HSP ) 的规定上面, 105 mRNA 相关到与 UA 对待的 HepG2 房间的 apoptosis。另外, UA 能也禁止 H22 肝细胞瘤在活体内的生长。结论:UA 是一个有希望的反肿瘤代理人,但是推进工作需要被做改进它的溶解度。 | Ze Tian Geng Lin Rui-Xia Zheng Feng Huang Meng-Su Yang Pei-Gen Xiao | 2006 | World Journal of Gastroenterology2006,12,6: | 31 |
| 4 | Fire blight disease, a fast-approaching threat to apple and pear production in China显示文摘Fire blight, caused by Erwinia amylovora, is a devastating disease of apples and pears, causing enormous economic losses around the world. The disease is indigenous to North America and has spread to more than 50 countries since its discovery in 1870 s. Recent reports of the disease in China's neighboring countries, including South Korea, Kyrgyzstan, and Kazakhstan, pose great threat to the world's leading producer of apples and pears. This mini-review intends to provide an update on the disease, pathogen biology, epidemiology, and control. It will also provide some perspectives and suggestions for the apple and pear industry and growers in China, which will face the imminent threat of this devastating disease. | ZHAO Yu-qiang TIAN Yan-li WANG Li-min GENG Guo-min ZHAO Wen-jun HU Bai-shi ZHAO You-fu | 2019 | Journal of Integrative Agriculture2019,18,4: | 24 |
| 5 | Preliminary molecular epidemiology of the Staphylococcus aureus in lower respiratory tract infections: a multicenter study in China显示文摘 | LI De-zhi CHEN Yu-sheng YANG Jing-ping ZHANG Wei HU Cheng-ping LI Jia-shu MU Lan HU Ying-hui GENG Rong HU Ke CAI Shao-xi WAN Huan-ying WANG Qiu-yue WEI Li-ping DU Juan YU Qin ZHONG Xiao-ning WANG Rui-qin MA Jian-jun TIAN Gui-zhen WANG Si-qin GAO Zhan-cheng | 2011 | Chinese Medical Journal2011,,5: | 21 |
| 6 | Exploration of the mechanisms of Ge Gen Decoction against influenza A virus infection显示文摘Ge Gen Decoction(GGD),a Traditional Chinese Medicine prescription,is mainly used to treat infectious respiratory diseases and can relieve the symptoms of influenza A virus(IAV)infection.However,the underlying mechanism of GGD against IAV infection remains unclear.In this study,we found that GGD had moderate anti-IAV activity in vitro.GGD was more effective when given before the viral infection and targeted the viral attachment and replication stages rather than the internalization sta ge.In vivo,GGD treatment reduced the virus titers of lung tissue significantly and improved the survival rate,lung index,and pulmonary hist opathological changes in H1N1-infected mice.We observed the changes in several key immuno-related indexes in GGD administrated H1N1-infected mice with anti-IAV drug oseltamivir phosphate as the control.GGD treatment decreased the expression of TNF-αand improved Th1/Th2 immune balance to reduce the excessive immune response in H1N1-infected mice.Besides,the expression of the toll-like receptor 7 signaling pathway in H1N1-infected mice decreased after GGD treatment.Our results showed that GGD has anti-IAV activity and can modulate the immune system to relieve lung inflammation. | GENG Zi-Kai LI Ya-Qun CUI Qing-Hua DU Rui-Kun TIAN Jing-Zhen | 2019 | Chinese Journal of Natural Medicines2019,17,9: | 14 |
| 7 | Drug-resistant genes carried by Acinetobacter baumanii isolated from patients with lower respiratory tract infection显示文摘 | DAI Ning LI De-zhi CHEN Ji-chao CHEN Yu-sheng GENG Rong HU Ying-hui YANG Jing-ping DU Juan HU Cheng-ping ZHANG Wei LI Jia-shu YU Qin WAN Huan-ying MU Lan ZHONG Xiao-ning WEI Li-ping MA Jian-jun WANG Qiu-yue HU Ke TIAN Gui-zhen CAI Shao-xi WANG Rui-qin HE Bei WANG Si-qin WANG Zhan-wei ZHAO Su-rui GAO Zhan-cheng | 2010 | Chinese Medical Journal2010,,18: | 13 |
| 8 | Seroepidemiological Investigation of Lyme Disease and Human Granulocytic Anaplasmosis among People Living in Forest Areas of Eight Provinces in China显示文摘Objective Lyme disease and Human granulocytic anaplasmosis are tick‐borne diseases caused by Borrelia burgdorferi and Anaplasma phagocytophilum respectively. We have investigated infection and co-infection of the two diseases in the population of forest areas of eight provinces in China by measuring seroprevalence of antibodies against B. burgdorferi and A. phagocytophilum. Methods Forest areas in 8 provinces were chosen for investigation using whole sampling and questionnaire survey methods. 3 669 serum samples from people in the forest areas were tested for the presence of antibodies by indirect immunofluorescent assay (IFA). Results Seroprevalence against B. burgdorferi was 3% to 15% and against A. phagocytophilum was 2% to 18% in the study sites in the 8 provinces in China. We also found co-infection of B. burgdorferi and A. phagocytophilum in 7 of the 8 provinces (the exception being the Miyun area in Beijing). The seroprevalence for both B. burgdorferi and A. phagocytophilum was significantly higher among people exposed to ticks than among people who were not exposed to ticks. Conclusion We conclude that both pathogens are endemic in the forest areas in the eight provinces, but the prevalence of B. burgdorferi and A. phagocytophilum differs between the provinces. | HAO Qin GENG Zhen HOU Xue Xia TIAN Zhen YANG Xiu Jun JIANG Wei Jia SHI Yan ZHAN Zhi Fei LI Guo Hua YU De Shan WANG Hua Yong XU Jian Guo WAN Kang Lin | 2013 | Biomedical and Environmental Sciences2013,26,3: | 13 |
| 9 | A modified protocol with rituximab and intravenous immunoglobulin in emergent ABO-incompatible liver transplantation for acute liver failure显示文摘BACKGROUND: The established procedure for ABO-incompatible liver transplantation(ABO-I LT) was too complicated to be used in case of emergency. We developed a protocol consisting of rituximab and intravenous immunoglobulin(IVIG) for ABO-I LT in patients with acute liver failure(ALF).METHODS: The data from 101 patients who had undergone liver transplantation(LT) for ALF were retrospectively analyzed.The patients were divided into two groups: ABO-compatible liver transplantation group(ABO-C LT, n=66) and ABO-I LT group(n=35). All the patients in the ABO-I LT group received a single dose of rituximab(375 mg/m2) and IVIG(0.4 g/kg per day) at the beginning of the operation. IVIG was administered for 10 consecutive days after LT. Plasma exchange, splenectomy and graft local infusion were omitted in the protocol.Quadruple immunosuppressive therapy including basiliximab,corticosteroids, tacrolimus and mycophenolatemofetil was used to reinforce immunosuppression.RESULTS: The 3-year cumulative patient survival rates in the ABO-I LT and ABO-C LT groups were 83.1% and 86.3%,respectively(P>0.05), and the graft survival rates were 80.0%and 86.3%, respectively(P>0.05). Two patients(5.7%) suffered from antibody-mediated rejection in the ABO-I LT group.Other complications such as acute cellular rejection, biliary complication and infection displayed no significant differences between the two groups.CONCLUSIONS: The simplified treatment consisting of rituximab and IVIG prevented antibody-mediated rejection for LT of blood-type incompatible patients. With this treatment, the patients did not need plasma exchange, splenectomy and graft local infusion. This treatment was safe and efficient for LT of the patients with ALF. | Tian Shen Bing-Yi Lin Jun-Jun Jia Zhuo-Yi Wang Li Wang Qi Ling Lei Geng Sheng Yan Shu-Sen Zheng | 2014 | Hepatobiliary & Pancreatic Diseases International2014,13,4: | 11 |
| 10 | De novo assembly of a Chinese soybean genome显示文摘Soybean was domesticated in China and has become one of the most important oilseed crops. Due to bottlenecks in their introduction and dissemination, soybeans from different geographic areas exhibit extensive genetic diversity. Asia is the largest soybean market; therefore, a high-quality soybean reference genome from this area is critical for soybean research and breeding.Here, we report the de novo assembly and sequence analysis of a Chinese soybean genome for 'Zhonghuang 13' by a combination of SMRT, Hi-C and optical mapping data. The assembled genome size is 1.025 Gb with a contig N50 of 3.46 Mb and a scaffold N50 of 51.87 Mb. Comparisons between this genome and the previously reported reference genome(cv. Williams82) uncovered more than 250,000 structure variations. A total of 52,051 protein coding genes and 36,429 transposable elements were annotated for this genome, and a gene co-expression network including 39,967 genes was also established. This high quality Chinese soybean genome and its sequence analysis will provide valuable information for soybean improvement in the future. | Yanting Shen Jing Liu Haiying Geng Jixiang Zhang Yucheng Liu Haikuan Zhang Shilai Xing Jianchang Du Shisong Ma Zhixi Tian | 2018 | Science China(Life Sciences)2018,61,8: | 11 |
| 11 | Technical and environmental efficiency of hog production in China—A stochastic frontier production function analysis显示文摘This article analyses the technical and environmental efficiency of hog production in China using data from the China Agricultural Product Cost-Benefit Compilation(NDRC 2005–2013) and the First National Census of Pollution: Manual of Discharge Coefficient of Livestock and Poultry Industry(IEDA and NIES 2009). The empirical results show a great variation in environmental efficiency, ranging from 0.344 to 0.973 with a mean value of 0.672 that declines over time. Southwest China is found to be the most environmentally efficient region, while the Northeast and the Northwest are the least efficient. Another finding is that technical and environmental efficiencies are highly correlated in hog production; the most environmentally efficient regions are usually found to have high technical efficiency, and vice versa. In addition, we computed the output elasticities with respect to each factor input. The results show that feed is the most efficient input, with an output elasticity of approximately 0.551, which is much higher than the elasticity of the nitrogen surplus, other capital or labour. The output elasticity with respect to the nitrogen surplus is 0.287 on average. Finally, the scale elasticity in hog production is slightly higher than 1. | ZHOU Ying-heng ZHANG Xiao-heng TIAN Xu GENG Xian-hui ZHANG Peng YAN Bin-jian | 2015 | Journal of Integrative Agriculture2015,14,6: | 11 |
| 12 | Modified citrus pectin inhibited bladder tumor growth through downregulation of galectin-3显示文摘Modiled citrus pectin (MCP) is a carbohydrate enriched complex, which has been implicated in cancer treatment and prevention. However, the effects of MCP on urinary bladder cancer (UBC) are unknown. In this study, MCP was first tested in T24 and J82 human UBC cells and showed the inhibition of cell viability by the sulforhodamine B (SRB) assay. The MCP-treated UBC cells exhibited G2/M phase arrest with the decrease of Cyclin B1 and phosphorylated Cdc2. Caspase-3 was also activated, leading to the cleavage of Caspase-3 and PARP. We further explored the possible molecular mechanisms upon MCP treatment in UBC cells. Reduction of galectin-3 was observed and followed with the inactivation of Akt signaling pathway. Of note, galectin-3 knockdown by RNA interference recapitulated the MCP-mediated anti-proliferation, cell cycle arrest and apoptosis. Moreover, oral administration of MCP to the T24 xenograft-bearing nude mice inhibited the tumor growth significantly (P<0.05). Quantification analysis of immunohistochemistry staining for Ki67 and cleaved Caspase-3 confirmed the decrease of proliferation index (P<0.05) and the increase of apoptosis index (P<0.01) in 700 mg/kg MCP-fed UBC xenografts. Using the information from TCGA database, we revealed that the overexpression of galectin-3 was associated with high tumor grade with lymph node metastasis, poor overall survival in UBC patients. Considering the remarkable inhibitory effects of MCP on UBC cell proliferation and survival in vitro and in vivo mainly through galectin-3, which is upregulated in UBCs, MCP may become an attractive agent, as a natural dietary fiber, for prevention and therapy of UBCs. | Tian Fang Dan-dan Liu He-ming Ning Dan Liu Jing-ya Sun Xiao-jing Huang Yu Dong Mei-yu Geng Shi-feng Yun Jun Yan Rui-min Huang | 2018 | Acta Pharmacologica Sinica2018,39,12: | 10 |
| 13 | Reversible sinusoidal obstruction syndrome associated with tacrolimus following liver transplantation显示文摘Sinusoidal obstruction syndrome(SOS), previously known as hepatic veno-occlusive disease, is a rare disorder in solid organ transplant patients, and is an uncommon complication after liver transplantation. Severe SOS with hepatic failure causes considerable mortality. Tacrolimus has been reported to be an offending agent, which potentially plays a role in the pathophysiological process of SOS. SOS due to tacrolimus has been reported in lung and pancreatic transplantations, but has never been described in a liver transplant recipient. Herein, we present a case of SOS after liver transplantation, which was possibly related to tacrolimus. A 27-year-old man developed typical symptoms of SOS with painful hepatomegaly, ascites and jaundice after liver transplantation, which regressed following withdrawal of tacrolimus. By excluding other possible predisposing factors, we concluded that tacrolimus was the most likely cause of SOS. | Tian Shen Xiao-Wen Feng Lei Geng Shu-Sen Zheng | 2015 | World Journal of Gastroenterology2015,21,20: | 10 |
| 14 | Origin of natural sulphur-bearing immiscible inclusions and H_2S in oolite gas reservoir, Eastern Sichuan显示文摘Based on results of microscopic observation and laser Raman analysis about fluid in- clusions, multiple special forms of immiscible inclusions that contain sulphur, liquid hydrocarbon, bi- tumen, etc. were discovered in samples collected from the H2S gas reservoir-containing carbonates in the Lower Triassic Feixianguan Formation in the Jinzhu-Luojia area, Kai County, Sichuan Province. Based on the lithology and burial history of the strata involved as well as measurement results of homogenization temperature of fluid inclusions, bitumen reflectivity, etc., it is concluded that the H2S in the gas reservoir resulted from the thermal reaction between hydrocarbons in reservoir and CaSO4 in the gypsum-bearing dolostone section at the high temperature (140℃―170℃) oil-cracked gas for- mation stage in Late Cretaceous. Thereafter, research on a great number of immiscible inclusions in the reservoir reveals that elemental sulphur resulted from oxidation of part of the earlier-formed H2S and further reaction between sulphates, hydrocarbons and H2S in geological fluids in H2S-bearing gas reservoir at a temperature of 86℃―89℃ and a pressure of 340×105Pa and during the regional uplift stage as characterized by temperature decrease and pressure decrease in Tertiary. Meanwhile, gyp- sum, anhydrite and calcite formed at this stage would trap particles like elemental sulphur and result in a variety of special forms of immiscible inclusions, and these inclusions would contain information concerning the complexity of the fluids in the reservoir and the origin of H2S and natural sulphur in the gas reservoir. | LIU Dehan XIAO Xianming XIONG Yongqiang GENG Ansong TIAN Hui PENG Ping'an SHEN Jiagui WANG Yunpeng | 2006 | Science China Earth Sciences2006,49,3: | 10 |
| 15 | Aloin Protects Against Blood-Brain Barrier Damage After Traumatic Brain Injury in Mice显示文摘Aloin is a small-molecule drug well known for its protective actions in various models of damage.Traumatic brain injury(TBI)-induced cerebral edema from secondary damage caused by disruption of the blood-brain barrier(BBB) often leads to an adverse prognosis.Since the role of aloin in maintaining the integrity of the BBB after TBI remains unclear,we explored the protective effects of aloin on the BBB using in vivo and in vitro TBI models.Adult male C57 BL/6 mice underwent controlled cortical impact injury,and mouse brain capillary endothelial bEnd.3 cells underwent biaxial stretch injury,then both received aloin treatment.In the animal experiments,we found 20 mg/kg aloin to be the optimum concentration to decrease cerebral edema,decrease disruption of the BBB,and improve neurobehavioral performance after cortical impact injury.In the cellular studies,the optimum concentration of 40 μg/mL aloin reduced apoptosis and reversed the loss of tight junctions by reducing the reactive oxygen species levels and changes in mitochondrial membrane potential after stretch injury.The mechanisms may be that aloin downregulates the phosphorylation of p38 mitogen-activated protein kinase,the activation of p65 nuclear factor-kappa B,and the ratios of B cell lymphoma(Bcl)-2-associated X protein/Bcl-2 and cleaved caspase-3/caspase-3.We conclude that aloin exhibits these protective effects on the BBB after TBI through its anti-oxidative stress and anti-apoptotic properties in mouse brain capillary endothelial cells.Aloin may thus be a promising therapeutic drug for TBI. | Yao Jing Dian-Xu Yang Wei Wang Fang Yuan Hao Chen Jun Ding Zhi Geng Heng-Li Tian | 2020 | Neuroscience Bulletin2020,36,6: | 9 |
| 16 | Undifferentiated embryonal sarcoma of liver in an old female:Case report and review of the literature显示文摘The clinical characteristics of undifferentiated(embryonal) sarcoma of the liver(UESL) were investigated and the best treatment modalities were recommended.Both histology and immuno-histochemistry demonstrated the cellular features of this peculiar tumor.The tumor size was 12 cm × 9 cm × 8 cm in the right liver lobe.The patient underwent surgical resection of the tumor.The postoperative recovery was uneventful and she died eight months after diagnosis.The tumor showed mixed spindle and polygonal cells within the myxoid matrix.Some tumor cells contained eosinophilic hyaline globules that were positive for resistant diastase.Immunohistochemistry showed positive vimentin.Stellate and spindle cells were positively stained with alpha-1-antichymotrypsin(AACT) and CD68.This case indicates that UESL is not obviously differentiated in old-aged adults. | Li Ma Yue-Ping Liu Cui-Zhi Geng Zhi-Hui Tian Guo-Xiang Wu Xiao-Ling Wang | 2008 | World Journal of Gastroenterology2008,14,47: | 8 |
| 17 | Antibiotic resistance and molecular characterization of diarrheagenic Escherichia coli and non-typhoidal Salmonella strains isolated from infections in Southwest China显示文摘Background:Bacterial diarrhea is one of the most common causes for medical consultations,mortality and morbidity in the world.Diarrheagenic Escherichia coli(DEC)and non-typhoidal Salmonella(NTS)are major intestinal pathogens in developing countries,and the indiscriminate use of antibiotics has greatly contributed to resistant strains.Hence,the aim of the present study is to identify the antimicrobial resistance patterns and the molecular characteristics of DEC and NTS in southwest,China.Methods:1121 diarrheal patients and 319 non-diarrheal subjects across all age groups were recruited from four sentinel hospitals from June 2014 to July 2015 in Kunming City,Yunnan Province.Each stool specimen was collected to detect DEC and NTS with standard microbiological and molecular methods.Antimicrobial resistance testing was performed with the Kirby-Bauer disk diffusion method,and the standards for antimicrobial susceptibility testing complied with the Clinical and Laboratory Standards Institute(CLSI).Molecular characterization of strains was carried out using pulsed-field gel electrophoresis(PFGE).A structured questionnaire was used to record basic epidemiological data(e.g.sex,age,residence,season,etc.).Data were analyzed using Chi-square or Fisher’s exact test.Results:DEC was detected in 127(11.33%)diarrhea cases and 9(2.82%)non-diarrheal cases(χ^(2)=20.69,P<0.001,OR=4.36,95%CI:2.19-8.65),and the prevalence of NTS isolated from diarrhea cases was higher than that of non-diarrheal cases across all age groups(n=42,3.75%,n=1,0.31%,χ^(2)=10.10,P=0.002,OR=12.38,95%CI:1.70-90.29).The rates of resistance to ten antibiotics of DEC and NTS showed significant differences(χ^(2)=386.77,P<0.001;χ^(2)=191.16,P<0.001).The rates of resistance to Amoxicillin and Clavulafiate(AMC),Cephalothin(CEP),Gentamicin(GEN)and Sulfamethoxazole-Trimethoprim(SXT)of DEC isolated from diarrhea cases were higher than those of NTS isolated from diarrhea patients(37.01%vs 14.29%,χ^(2)=7.57,P=0.006;29.92%vs 11.90%,χ^(2)=5.40,P=0.02;37.01%vs 11.90%,χ^(2)=5.80,P=0.016;62.20%vs 26.19%,χ^(2)=16.44,P<0.001;respectively).Ciprofloxacin(CIP)was the most sensitive antibiotic for DEC and NTS strains isolated from diarrhea cases.Resistance rates of DEC isolates from cases and controls to more than three kinds antimicrobials(multidrug resistance,MDR)showed no significant differences(81.10%vs 88.89%,P=0.33).Pulsotype patterns of DEC strains were highly diverse;however,the pulsotype pattern of NTS strains was closely related to the serotype.The pattern of S.enteritidis was highly similar,but the S.enterica Typhimurium strain was discrete.Conclusions:Antibiotic resistance of Enterobacteriaceae is of great concern.The societal effects of antibiotic use justify strict monitoring to combat increases in antimicrobial resistance.Molecular epidemiology and systematic epidemiological investigation can provide accurate evidence for tracking the infection source. | Shun-Xian Zhang Yong-Ming Zhou Li-Guang Tian Jia-Xu Chen Rita Tinoco-Torres Emmanuel Serrano Shi-Zhu Li Shao-Hong Chen Lin Ai Jun-Hu Chen Shang Xia Yan Lu Shan Lv Xue-Jiao Teng Wen Xu Wen-Peng Gu Si-Tang Gong Xiao-Nong Zhou Lan-Lan Geng Wei Hu | 2018 | Infectious Diseases of Poverty2018,7,1: | 7 |
| 18 | Tracing the settlement region of massive floating green algae in the Yellow Sea显示文摘Outbreaks of large-scale green tides formed by Ulva prolifera in the Yellow Sea (YS) cause heavy ecological damages and huge economic losses. However, the ecological consequences of green tides remain poorly understood due to the lack of knowledge on the settlement region of massive green algae floating in the YS. In this study, we established a method to trace the settlement region of floating green algae, using 28-isofucosterol preserved in sediment as the specific biomarker for green algae. Sterols including 28-isofucosterol in surface sediment samples collected during an investigation in the YS and the Bohai Sea (BS) in August 2015 were analyzed using gas chromatography coupled with a mass spectrometer (GC-MS). Based on the content of 28-isofucosterol in sediment samples, the potential settlement region of fl oating green algae was identifi ed in the sea area southeast to the Shandong Peninsula around the sampling site H06 (122.66°E, 36.00°N). This paper presents a first result on the settlement region of floating green algae in the YS for providing a solid basis to elucidate the ecological consequences of green tides in the area. | GENG Huixia YU Rencheng ZHANG Qingchun YAN Tian KONG Fanzhou ZHOU Mingjiang | 2019 | Journal of Oceanology and Limnology2019,37,5: | 7 |
| 19 | Risk factors for Blastocystis infection in HIV/AIDS patients with highly active antiretroviral therapy in Southwest China显示文摘Background:Blastocystis is a widespread zoonotic protozoan of mammalian species,especially in HIV/AIDS individuals.The aim of this study was to analyze the prevalence and risk factors related with Blastocystis infection among HIV/AIDS patients in Southwest China.Methods:The cross-sectional study was performed in 311 HIV/AIDS cases in Tengchong City,Yunnan Province from July 2016 to March 2017.For each subject,stool specimen was collected to detect the Blastocystis,and the blood sample was used to detect HIV virus load and CD4+T cell count,in addition,structured questionnaire was used to collect the basic information and risk factors.Findings:The result showed that the detection rate of Blastocystis was 3.86%(95%CI:2.22-6.62)among HIV/AIDS patients.Both raising animal(OR=12.93,95%CI:1,54-108.36)and drinking un-boiled water(OR=8A7,95%CI:1.76-37.90)were risk factors for Blastocystis infection in HIV/AIDS individuals.In addition,the interaction of CD4^+T cell count and HIV virus load was also contribution to Blastocystis infection(P=0.007).Conclusions:A high prevalence of Blastocystis infection was found in HIV/AIDS patients in Tengchong.Poor hygienic habits,the interaction of HIV virus load and CD4^+T cell count were identified as main risk factors for infection.These results will help us to develop efficient control strategies to intervene with and prevent the occurrence of Blastocystis among HIV-infected individuals. | Shun-Xian Zhang Fen-yan Kang Jia-Xu Chen Li-Guang Tian Lan-Lan Geng | 2019 | Infectious Diseases of Poverty2019,8,5: | 7 |
| 20 | Effects of nicorandil on myocardial infarct size in patients with ST-segment elevation myocardial infarction undergoing primary percutaneous coronary intervention:study design and protocol for the randomized controlled trial显示文摘Previous studies have shown that nicorandil has a protective effect on cardiomyocytes.However,there is no study to investigate whether perioperative intravenous nicorandil can further reduce the myocardial infarct size in patients with ST-segment elevation myocardial infarction(STEMI)compared to the current standard of percutaneous coronary intervention(PCI)regimen.The CHANGE(China-Administration of Nicorandil Group)study is a multicenter,prospective,randomized,double-blind and parallel-controlled clinical study of STEMI patients undergoing primary PCI in China,aiming to evaluate the efficacy and safety of intravenous nicorandil in ameliorating the myocardial infarct size in STEMI patients undergoing primary PCI and provide evidence-based support for myocardial protection strategies of STEMI patients. | Xiao-Si JIANG Li-Chao TIAN Zi-Chao JIANG Yu-Ting ZOU Ping LI Xin-Chun YANG Xi SU Jin-Wen TIAN Bei SHI Zong-Zhuang LI Yong-Jun LI Ren-Qiang YANG Geng QIAN Yun-Dai CHEN | 2020 | Journal of Geriatric Cardiology2020,17,8: | 7 |