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38篇 您的检索式:作者名="Nan Mu"
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1Clinical observations on the treatment of prolapsing hemorrhoids with tissue selecting therapy显示文摘AIM:To compare the effects and postoperative complications between tissue selecting therapy stapler(TST)and Milligan-Morgan hemorrhoidectomy(M-M).METHODS:Four hundred and eighty patients with severe prolapsing hemorrhoids,who were admitted to the Shenyang Coloproctology Hospital between 2009and 2012,were randomly divided into observation(n=240)and control(n=240)groups.Hemorrhoidectomies were performed with TST in the observation group and with the M-M technique in the control group.The therapeutic effects,operation security,and postoperative complications in the two groups were compared.The immediate and long-term complications were assessed according to corresponding criteria.Pain was assessed on a visual analogue scale.The efficacy was assessed by specialized criteria.The follow-up was conducted one year after the operation.RESULTS:The total effective rates of the observation and control groups were 99.5%(217/218)and 98.6%(218/221)respectively;the difference was not statistically significant(P=0.322).Their were significant differences between observation and control groups in intraoperative blood loss(5.07±1.14 vs 2.45±0.57,P=0.000),pain(12 h after the surgery:5.08±1.62 vs 7.19±2.01,P=0.000;at first dressing change:2.64±0.87 vs 4.34±1.15,P=0.000;first defecation:3.91±1.47 vs 5.63±1.98,P=0.001),urine retention(n=22 vs n=47,P=0.001),anal pendant expansion after the surgery(2.35±0.56 vs 5.16±1.42,P=0.000),operation time(18.3±5.6 min vs 29.5±8.2 min,P=0.000),and the length of hospital stay(5.3±0.6 d vs 11.4±1.8 d,P=0.000).Moreover TST showed significant reductions compared to M-M in the rates of long-term complications such as fecal incontinence(n=3 vs n=16,P=0.003),difficult bowel movement(n=1 vs n=9,P=0.011),intractable pain(n=2 vs n=12,P=0.007),and anal discharge(n=3 vs n=23,P=0.000).CONCLUSION:TST for severe prolapsing hemorrhoids is a satisfactory technique for more rapid recovery,lower complication rates,and higher operation security.Zhi-Gang Wang Yong Zhang Xian-Dong Zeng Tie-Hui Zhang Qi-Dong Zhu De-Long Liu Yun-Yu Qiao Nan Mu Zhi-Tao Yin 2015World Journal of Gastroenterology2015,21,8:33
2Gastrodin inhibits neuroinflammation in rotenone-induced Parkinson's disease model rats显示文摘The present study showed that the latency of rats moving on a vertical grid was significantly prolonged,and the number of rats sliding down from the declined plane was increased remarkably,in rotenone-induced Parkinson's disease model rats compared with control rats.The moving latency recovered to normal levels,but the number of slides was significantly increased at 28 days after model establishment.The slope test is a meaningful approach to evaluate the symptoms of Parkinson's disease model rats treated with rotenone.In addition,loss of substantia nigral dopaminergic neurons in model rats was observed at 1 day after the model was established,and continued gradually at 14 and 28 days.The expression of tyrosine hydroxylase-positive cells was significantly increased in gastrodin-treated rats at 14 days.Significant numbers of activated microglia cells were observed in model rats at 14 and 28 days;treatment of rats with Madopar at 28 days suppressed microglial activation.Treatment of rats with gastrodin or Madopar at 28 days significantly reduced interleukin-1β expression.The loss of substantia nigral dopaminergic neurons paralleled the microglial activation in Parkinson's disease model rats treated with rotenone.The inflammatory factors tumor necrosis factor-α and interleukin-1β are involved in the substantia nigral damage.Gastrodin could protect dopaminergic neurons via inhibition of interleukin-1β expression and neuroinflammation in the substantia nigra.Chun Li Xin Chen Nan Zhang Yangwen Song Yang Mu 2012Neural Regeneration Research2012,7,5:15
3Expression of SoxC Transcription Factors during Zebrafish Retinal and Optic Nerve Regeneration显示文摘The SoxC transcription factors(Sox4,Sox11,and Sox12) play important roles in the development of the vertebrate eye and retina. However,their expression and function during retinal and optic nerve regeneration remain elusive. In this study,we investigated the expression and possible functions of the SoxC genes after retinal and optic nerve injury in adult zebrafish. We found that among the five SoxC members,Sox11b was strongly induced in BrdU-positive cells in the inner nuclear layer(INL) after retinal injury,and morpholino-mediated Sox11b-knockdown significantly reduced the number of proliferating cells in the INL at 4 days post-injury. After optic nerve lesion,both Sox11a and Sox11b were strongly expressed in retinal ganglion cells(RGCs),and knockdown of both Sox11a and Sox11b inhibited RGC axon regrowth in retinal explants. Our study thus uncovered a novel expression pattern of SoxC family genes after retinal and optic nerve injury,and suggests that they have important functions during retinal and optic nerve regeneration.Zhaoxia Mu Shuqiang Zhang Chunjiao He Haitao Hou Dong Liu Nan Hu Hui Xu 2017Neuroscience Bulletin2017,33,1:9
4Data Analysis of Chang'E-1 Gamma-Ray Spectrometer and Global Distribution of U,K,and Th Elemental Abundances显示文摘Gamma 光线分光计(GRS ) 是 Chang'E-1 (CE-1 ) 上的主要收费载重之一月亮的探查,主要试图在月亮的表面上检测元素的丰富和分布。在 03:58 在 2007 年 11 月 28 日,它执行了月亮的 gamma 光线的第一观察。2008 年 10 月 24 日,有效 gamma 光线系列的 2105 h 被 CE-1 GRS 获得了,它盖住月亮的整个表面。这份报纸主要描述处理由使用导出元素的丰富的过程和 CE-1 GRS 时间系列改正了系列的方法的数据:首先,到进为印射的象素的箱数据;然后,执行累积系列的背景扣除并且获得元素的一个山峰区域;并且最后,当模特儿使用元素的丰富倒置生产元素的丰富。在这些上基于比 EPR 在 5s 处理方法, U 的全球丰富地图, K,和 Th。在在 near-EPR 海底山下面的岩浆结晶化压力和融化的条件之间的关联暗示来源吗?ZOU Yongliao ZHANG Liyan LIU Jianzhong MU Lingli REN Xin ZHANG Guangliang CHANG Jin YAN Jun ZHANG Nan ZHANG Hongbo LU Chang LIU Jianjun ZUO Wei SU Yan WEN Weibin BIAN Wei WANG Min XU Chun LI Chunlai OUYANG Ziyuan 2011Acta Geologica Sinica(English Edition)2011,85,6:6
5Comparison of Histological, Microbiological, and Molecular Methods in Diagnosis of Patients with TBLN Having Different Anti-TB Treatment Background显示文摘Objective The influence of anti-tuberculosis(TB) treatment history on tuberculous lymphadenitis(TBLN) diagnosis is unclear. Therefore, this study aims to evaluate the diagnostic methods, including histology, microbiology, and molecular tests, used for TBLN. Methods In this study, suspected patients with TBLN and having different anti-TB treatment background were enrolled. All the samples were tested simultaneously by histology, Ziehl-Neelsen(ZN) staining, mycobacterial culture(culture), Xpert MTB/RIF(xpert), real-time PCR, and high-resolution melting curve PCR(HRM). Thereafter, the performance of these methods on samples with different anti-TB treatment background was assessed. Results In our study, 89 patients were prospectively included 82 patients with TBLN and 7 with other diseases. The overall sensitivities of Xpert, real-time PCR, histology, ZN staining, and culture were 86.6%, 69.5%, 58.5%, 43.9%, and 22.0%, respectively. The anti-TB treatment history revealed dramatic influences on the sensitivity of culture(P < 0.0001). In fact, the treatment that lasted over 3 months also influenced the sensitivity of Xpert(P < 0.05). However, the treatment history did not affect the performance of remaining tests(P > 0.05). For rifampicin drug susceptibility test(DST), the anti-TB treatment showed only significant influence on the success rate of culture DST(P = 0.001), but not on those of Xpert and HRM tests(P > 0.05). Conclusion Other tests as well as culture should be considered for patients with TBLN having retreatment history or over 1-month treatment to avoid false negative results.CHE Nan Ying HUANG Shao Jun MA Yan HAN Yi LIU Zi Chen ZHANG Chen MU Jing ZHAO Dan QU Yang ZHANG Hai Qing LIU Zhi Dong XU Shao Fa 2017Biomedical and Environmental Sciences2017,30,6:6
6Substantial transition to clean household energy mix in rural China显示文摘The household energy mix has significant impacts on human health and climate,as it contributes greatly to many health-and climate-relevant air pollutants.Compared to the well-established urban energy statistical system,the rural household energy statistical system is incomplete and is often associated with high biases.Via a nationwide investigation,this study revealed high contributions to energy supply from coal and biomass fuels in the rural household energy sector,while electricity comprised∼20%.Stacking(the use of multiple sources of energy)is significant,and the average number of energy types was 2.8 per household.Compared to 2012,the consumption of biomass and coals in 2017 decreased by 45%and 12%,respectively,while the gas consumption amount increased by 204%.Increased gas and decreased coal consumptions were mainly in cooking,while decreased biomass was in both cooking(41%)and heating(59%).The time-sharing fraction of electricity and gases(E&G)for daily cooking grew,reaching 69%in 2017,but for space heating,traditional solid fuels were still dominant,with the national average shared fraction of E&G being only 20%.The non-uniform spatial distribution and the non-linear increase in the fraction of E&G indicated challenges to achieving universal access to modern cooking energy by 2030,particularly in less-developed rural and mountainous areas.In some non-typical heating zones,the increased share of E&G for heating was significant and largely driven by income growth,but in typical heating zones,the time-sharing fraction was<5%and was not significantly increased,except in areas with policy intervention.The intervention policy not only led to dramatic increases in the clean energy fraction for heating but also accelerated the clean cooking transition.Higher income,higher education,younger age,less energy/stove stacking and smaller family size positively impacted the clean energy transition.Guofeng Shen Rui Xiong Yanlin Tian Zhihan Luo Bahabaike Jiangtulu Wenjun Meng Wei Du Jing Meng Yuanchen Chen Bing Xue Bin Wang Yonghong Duan Jia Duo Fenggui Fan Lei Huang Tianzhen Ju Fenggui Liu Shunxin Li Xianli Liu Yungui Li Mu Wang Ying Nan Bo Pan Yanfang Pan Lizhi Wang Eddy Zeng Chao Zhan Yilin Chen Huizhong Shen Hefa Cheng Shu Tao 2022National Science Review2022,9,7:4
7Myocardin-related transcription factor A is up-regulated by 17β-estradiol and promotes migration of MCF-7 breast cancer cells via transactivation of MYL9 and CYR61显示文摘证据的许多线建议了雌激素不仅在乳癌的开始和增长,而且在癌症转移起重要作用。然而,后者事件的机械学的基础糟糕被理解。另外,最近的研究建议了那 myocardin 相关的抄写因素 A (MRTF -- 一) 可能与癌症有关转移。然而报告是矛盾的它的角色肯定尚待糊涂。在现在的学习,我们证明过多的 17-estradiol 能支持 MCF-7 乳癌房间和起来调整的迁居 MRTF 的表示 -- 一,肌浆球蛋白规章的轻链 9 (MYL9 ) ,并且充满半胱氨酸的 angiogenic inducer 61 (CYR61 ) 。MRTF 的 Overexpression -- A 显著地在 MYL9 和 CYR61 基因上通过它的 transactivation 效果支持了 MCF-7 房间的移植,当时 RNA 调停干扰 MRTF 击倒 -- A 强烈禁止了目标基因的抄写和表示并且减少了 MCF-7 房间的移植能力。这些结果提供了支持 MRTF 的支持转移的功能的新奇证据 -- 一,并且暗示了那 MRTF -- A 可能是一个开关让雌激素小径在乳癌把它的支持增长的角色变成刺激迁居的角色。Chunling Zhang 2013Acta Biochimica et Biophysica Sinica2013,45,11:3
8Bilateral adrenocortical adenomas causing adrenocorticotropic hormone-independent Cushing's syndrome: A case report and review of the literature显示文摘BACKGROUND Adrenocorticotropic hormone(ACTH)-independent Cushing's syndrome(CS) is mostly due to unilateral tumors, with bilateral tumors rarely reported. Its common causes include primary pigmented nodular adrenocortical disease,ACTH-independent macronodular adrenal hyperplasia, and bilateral adrenocortical adenomas(BAAs) or carcinomas. BAAs causing ACTHindependent CS are rare; up to now, fewer than 40 BAA cases have been reported. The accurate diagnosis and evaluation of BAAs are critical for determining optimal treatment options. Adrenal vein sampling(AVS) is a good way to diagnose ACTH-independent CS.CASE SUMMARY A 31-year-old woman had a typical appearance of CS. The oral glucose tolerance test showed impaired glucose tolerance and obviously increased insulin and Cpeptide levels. Her baseline serum cortisol and urine free cortisol were elevated and did not show either a circadian rhythm or suppression with dexamethasone administration. The peripheral 1-deamino-8-D-arginine-vasopressin(DDVAP)stimulation test showed a delay of the peak level, which was 1.05 times as high as the baseline level. Bilateral AVS results suggested the possibility of BAAs.Abdominal computed tomography showed bilateral adrenal adenomas with atrophic adrenal glands(right: 3.1 cm × 2.0 cm × 1.9 cm; left: 2.2 cm × 1.9 cm × 2.1 cm). Magnetic resonance imaging of the pituitary gland demonstrated normal findings. A left adenomectomy by retroperitoneoscopy was performed first,followed by resection of the right-side adrenal mass 3 mo later. Biopsy results of both adenomas showed cortical tumors. Evaluations of ACTH and cortisol showed a significant decrease after left adenomectomy but could still not be suppressed, and the circadian rhythm was absent. Following bilateral adenomectomy, this patient has been administered with prednisone until now,all of her symptoms were alleviated, and she had normal blood pressure without edema in either of her lower extremities.CONCLUSION BAAs causing ACTH-independent CS are rare. AVS is of great significance for obtaining information on the functional state of BAAs before surgery.Yu-Lin Gu Wei-Jun Gu Jing-Tao Dou Zhao-Hui Lv Jie Li Sai-Chun Zhang Guo-Qing Yang Qing-Hua Guo Jian-Ming Ba Li Zang Nan Jin Jin Du Yu Pei Yi-Ming Mu 2019World Journal of Clinical Cases2019,7,8:3
9Particulate matter 2.5 triggers airway inflammation and bronchial hyperresponsiveness in mice by activating the SIRT2-p65 pathway显示文摘Exposure to particulate matter 2.5(PM2.5)potentially triggers airway inflammation by activating nuclear factor-κB(NF-κB).Sirtuin 2(SIRT2)is a key modulator in inflammation.However,the function and specific mechanisms of SIRT2 in PM2.5-induced airway inflammation are largely understudied.Therefore,this work investigated the mechanisms of SIRT2 in regulating the phosphorylation and acetylation of p65 influenced by PM2.5-induced airway inflammation and bronchial hyperresponsiveness.Results revealed that PM2.5 exposure lowered the expression and activity of SIRT2 in bronchial tissues.Subsequently,SIRT2 impairment promoted the phosphorylation and acetylation of p65 and activated the NF-κB signaling pathway.The activation of p65 triggered airway inflammation,increment of mucus secretion by goblet cells,and acceleration of tracheal stenosis.Meanwhile,p65 phosphorylation and acetylation,airway inflammation,and bronchial hyperresponsiveness were deteriorated in SIRT2 knockout mice exposed to PM2.5.Triptolide(a specific p65 inhibitor)reversed p65 activation and ameliorated PM2.5-induced airway inflammation and bronchial hyperresponsiveness.Our findings provide novel insights into the molecular mechanisms underlying the toxicity of PM2.5 exposure.Triptolide inhibition of p65 phosphorylation and acetylation could be an effective therapeutic approach in averting PM2.5-induced airway inflammation and bronchial hyperresponsiveness.Manling Liu Zhaoling Shi Yue Yin Yishi Wang Nan Mu Chen Li Heng Ma Qiong Wang 2021Frontiers of Medicine2021,15,5:2
10Inverted U-Shaped Associations between Glycemic Indices and Serum Uric Acid Levels in the General Chinese Population:Findings from the China Cardiometabolic Disease and Cancer Cohort(4C)Study显示文摘Objective The relationship between serum uric acid(SUA)levels and glycemic indices,including plasma glucose(FPG),2-hour postload glucose(2 h-PG),and glycated hemoglobin(HbA1 c),remains inconclusive.We aimed to explore the associations between glycemic indices and SUA levels in the general Chinese population.Methods The current study was a cross-sectional analysis using the first follow-up survey data from The China Cardiometabolic Disease and Cancer Cohort Study.A total of 105,922 community-dwelling adults aged≥40 years underwent the oral glucose tolerance test and uric acid assessment.The nonlinear relationships between glycemic indices and SUA levels were explored using generalized additive models.Results A total of 30,941 men and 62,361 women were eligible for the current analysis.Generalized additive models verified the inverted U-shaped association between glycemic indices and SUA levels,but with different inflection points in men and women.The thresholds for FPG,2 h-PG,and HbA1 c for men and women were 6.5/8.0 mmol/L,11.0/14.0 mmol/L,and 6.1/6.5,respectively(SUA levels increased with increasing glycemic indices before the inflection points and then eventually decreased with further increases in the glycemic indices).Conclusion An inverted U-shaped association was observed between major glycemic indices and uric acid levels in both sexes,while the inflection points were reached earlier in men than in women.ZHU Yuan Yue ZHENG Rui Zhi WANG Gui Xia CHEN Li SHI Li Xin SU Qing XU Min XU Yu CHEN Yu Hong YU Xue Feng YAN Li WANG Tian Ge ZHAO Zhi Yun QIN Gui Jun WAN Qin CHEN Gang GAO Zheng Nan SHEN Fei Xia LUO Zuo Jie QIN Ying Fen HUO Ya Nan LI Qiang YE Zhen ZHANG Yin Fei LIU Chao WANG You Min WU Sheng Li YANG Tao DENG Hua Cong ZHAO Jia Jun CHEN Lu Lu MU Yi Ming TANG Xu Lei HU Ru Ying WANG Wei Qing NING Guang LI Mian LU Jie Li BI Yu Fang 2021Biomedical and Environmental Sciences2021,34,1:2
11Theil Utility Based Multi-Device Cooperation Mechanism for Service Quality Equilibrium in Ubiquitous Stub Environments显示文摘An approach to make heterogeneous devices cooperate with each other to provide ubiquitous service remains a longstanding challenge in ubiquitous environments. In addition, when multi-user request ubiquitous services simultaneously, the arbitrariness in resource allocation process easily leads to non-equilibrium of qualities of multiuser's services. Thus, How to design an effective heterogeneous devices cooperation mechanism that meet the QoS requirements and also equilibrate QoS among multi-user's services becomes a very tough problem. In the paper, Equilibrium Index and Theil Utility function are imported to establish a multidevice equilibrium cooperation model, which is benefit for resource allocation in ubiquitous environments. Then a Theil-Equilibrium based Cooperation Mechanism for multi-service is proposed. Firstly, in order to simplify calculating, a dimensionless processing is introduced. After that, a cooperation approach with Theil-Utility Heuristic algorithm is designed to choose the best solution for the simplified model. At last, the mechanism is simulated in a smart home scenario. The simulation results show that this mechanism outperforms non-equilibrium method by improving almost 40% in internal equilibrium with just reducing 0-2% in the total utility ofall the requested ubiquitous services. These data show that the proposed mechanism performs well in equilibrating qualities of multi-user's ubiquitous services.RUI Lanlan MU Nan GUO Shaoyong QIU Xuesong ZHANG Jie 2014China Communications2014,11,6:2
12Efficacy and safety of bronchoscopic cryotherapy for granular endobronchial tuberculosis 显示文摘Deguang Mu Dongyan Nan Wangping Li 2011Respiration2011,82,3:1
13Lipocalin-2-induced proliferative endoplasmic reticulum stress participates in Kawasaki disease-related pulmonary arterial abnormalities显示文摘Clinical cases have reported pulmonary arterial structural and functional abnormalities in patients with Kawasaki disease(KD);however,the underlying mechanisms are unclear.In this study,a KD rat model was established via the intraperitoneal injection of Lactobacillus casei cell wall extract(LCWE).The results showed that pulmonary arterial functional and structural abnormalities were observed in KD rats.Furthermore,proliferative endoplasmic reticulum stress(ER stress)was observed in the pulmonary arteries of KD rats.Notably,the level of lipocalin-2(Lcn 2),a trigger factor of inflammation,was remarkably elevated in the plasma and lung tissues of KD rats;increased Lcn 2 levels following LCWE stimulation may result from polymorphonuclear neutrophils(PMNs).Correspondingly,in cultured pulmonary artery smooth muscle cells(PASMCs),Lcn 2 markedly augmented the cleavage and nuclear localization of activating transcription factor-6(ATF6),upregulated the transcription of glucose regulated protein 78(GRP78)and neurite outgrowth inhibitor(NOGO),and promoted PASMCs proliferation.However,proapoptotic C/EBP homologous protein(CHOP)and caspase 12 levels were not elevated.Treatment with 4-phenyl butyric acid(4-PBA,a specific inhibitor of ER stress)inhibited PASMCs proliferation induced by Lcn 2 and attenuated pulmonary arterial abnormalities and right ventricular hypertrophy and reduced right ventricular systolic pressure in KD rats.In conclusion,Lcn 2 remarkably facilitates proliferative ER stress in PASMCs,which probably accounts for KD-related pulmonary arterial abnormalities.Zhaoling Shi Yue Yin Chen Li Hui Ding Nan Mu Yishi Wang Shanshan Jin Heng Ma Manling Liu Jie Zhou 2021Science China(Life Sciences)2021,64,6:1
14Molybdate and tungstate as corrosion inhibitors for cold rolling steel in hydrochloric acid solution 显示文摘Mu Guan- nan Li Xianghong Qu Qing 2006Corrosion Science2006,48,:1
15Brain-based correlations between psychological factors and functional dyspepsia显示文摘Nan J Liu J Mu J 2015J Neurogastroenterol Motil2015,21,1:1
16Efficacy and safety of bronchoscopic cryotherapy for granular endobronehial tuberculosis 显示文摘Mu D Nan D Li W 2011Respiration2011,82,3:1
17Analysis on influence factors of China's CO2 emissions based on Path-STIRPAT model显示文摘Huanan Li Hailin Mu Ming Zhang Nan Li 2011Energy Policy2011,39,:1
18Which ornamental plant species effectively remove benzene from indoor air?显示文摘Yan-Ju Liu Yu-Jing Mu Yong-Guan Zhu Hui Ding Nan Crystal Arens 2006Atmospheric Environment2006,,3:1
19Efficacy and safety of bronchoscopfc cryotherapy for granular endobroncWal tuberculosis显示文摘Mu D Nan D Li W et aI 2011gespiration:2011,82,:1
20Efficacy and safety of bronchoscop-ic cryotherapy for granular endobronchial tuberculosis显示文摘Mu D Nan D Li W 2011Respiration2011,82,3:1
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