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| 1 | A systematic review and meta-analysis to determine the effect of sperm DNA damage on in vitro fertilization and intracytoplasmic sperm injection outcome显示文摘精子 DNA 损坏在不肥沃的人之中是流行的并且被知道影响自然复制。然而,帮助繁殖结果上的精子 DNA 损坏的影响仍然保持争论。这里,我们在精子 DNA 损坏上进行了研究的元分析(由 SCSA, TUNEL, SCD,或彗星试金估计了) 并且在从 MEDLINE, EMBASE,和 PUBMED 数据库的 IVF 或 ICSI 处理以后的临床的怀孕寻找这分析。我们识别了 41 篇文章(与 56 研究的一个总数) 包括 16, IVF 学习, 24 ICSI 研究,并且 16 混合了(IVF + ICSI ) 学习。这些研究测量了 DNA 损坏(由四试金之一:23 SCSA, 18 TUNEL, 8 SCD,和 7 彗星) 并且包括了 8068 个处理周期(3734 IVF, 2282 ICSI,和 2052 混合 IVF + ICSI ) 的一个总数。联合或 1.68 (95% CI:1.49-1.89;P <0.0001 ) 显示那精子 DNA 损坏影响临床的怀孕追随者 IVF 或 ICSI 处理。另外,联合或 IVF 的估计(16 估计,或 = 1.65;95% CI:1.34-2.04;P <0.0001 ) , ICSI (24 估计,或 = 1.31;95% CI:1.08-1.59;P = 0.0068 ) ,并且混合 IVF + ICSI 学习(16 估计,或 = 2.37;95% CI:1.89-2.97;P <0.0001 ) 也是统计上重要的。在建议精子 DNA 损坏在临床的怀孕追随者 IVF 或 ICSI 处理上有否定效果的存在文学有足够的证据。 | Luke Simon Armand Zini Alina Dyachenko Antonio Ciampi Douglas T Carrell | 2017 | Asian Journal of Andrology2017,19,1: | 38 |
| 2 | Challenges in diagnosis of pancreatic cancer显示文摘Pancreatic cancer is a growing source of cancer related death, yet has poor survival rates which have not improved in the last few decades. Its high mortality rate is attributed to pancreatic cancer biology, difficulty in early diagnosis and the lack of standardised international guidelines in assessing suspicious pancreatic masses. This review aims to provide an update in the current state of play in pancreatic cancer diagnosis and to evaluate the benefits and limitations of available diagnostic technology. The main modalities discussed are imaging with computed tomography, magnetic resonance imaging, endoscopic ultrasound and positron emission tomography and tissue acquisition with fine needle aspiration. We also review the improvements in the techniques used for tissue acquisition and the opportunity for personalised cancer medicine. Screening of high risk individuals, promising biomarkers and common mimickers of pancreatic cancer are also explored, as well as suggestions for future research directions to allow for earlier detection of pancreatic cancer. Timely and accurate diagnosis of pancreatic cancer can lead to improvements in the current poor outcome of this disease. | Lulu Zhang Santosh Sanagapalli Alina Stoita | 2018 | World Journal of Gastroenterology2018,24,19: | 39 |
| 3 | 为弥漫的甲状腺腺病理的评估的 ARFI elastography : 初步的结果显示文摘 AIM:To assess whether acoustic radiation force impulse(ARFI)elastography can differentiate normal from pathological thyroid parenchyma.METHODS:We evaluated 136 subjects(mean age 45.8±15.6 years,106 women and 30 men):44(32.3%) without thyroid pathology,48(35.3%)with BasedowGraves’disease(GD),37(27.2%)with chronic autoimmune thyroiditis(CAT;diagnosed by specific tests),4(2.9%)with diffuse thyroid goiter and 3(2.2%)cases with thyroid pathology induced by amiodarone.In all patients,10 elastographic measurements were made in the right thyroid lobe and 10 in the left thyroid lobe,using a 1-4.5 MHZ convex probe and a 4-9 MHz linear probe,respectively.Median values were calculated for thyroid stiffness and expressed in meters/second(m/s).RESULTS:Thyroid stiffness(TS)assessed by means of ARFI in healthy subjects(2±0.40 m/s)was significantly lower than in GD(2.67±0.53 m/s)(P<0.0001) and CAT patients(2.43±0.58 m/s)(P=0.0002),but the differences were not significant between GDvs CAT patients(P=0.053).The optimal cut-off value for the prediction of diffuse thyroid pathology was 2.36 m/s.For this cut-off value,TS had 62.5%sensitivity,79.5% specificity,87.6%predictive positive value,55.5% negative predictive value and 72.7%accuracy for the presence of diffuse thyroid gland pathology(AUROC=0.804).There were no significant differences between the TS values obtained with linear vs convex probes and when 5 vs 10 measurements were taken in each lobe(median values).CONCLUSION:ARFI seems to be a useful method for the assessment of diffuse thyroid gland pathology. | Ioan Sporea Roxana Sirli Simona Bota Mihaela Vlad Alina Popescu Ioana Zosin | 2012 | World Journal of Radiology2012,4,4: | 25 |
| 4 | Is ARFI elastography reliable for predicting fibrosis severity in chronic HCV hepatitis?显示文摘AIM:To determine whether acoustic radiation force impulse(ARFI) elastography is a reliable method for predicting fibrosis severity in patients with chronic hepatitis C virus(HCV) hepatitis.METHODS:We performed a multicenter study including 274 subjects with HCV chronic hepatitis in which we compared ARFI with liver biopsy(LB).In each patient we performed LB(evaluated according to the Metavir score) and ARFI measurements(using a Siemens Acuson S2000TM ultrasound system:10 valid measurements were performed and median values were calculated and expressed in meters/second(m/s).RESULTS:A direct,strong,correlation(Spearman r = 0.707) was found between ARFI measurements and fibrosis(P < 0.0001).For predicting the presence of fibrosis(F ≥ 1 Metavir),significant fibrosis(F ≥ 2),severe fibrosis(F ≥ 3) and cirrhosis(F = 4),the cutoff values of 1.19,1.21,1.58 and 1.82 m/s were determined,respectively,liver stiffness measurements had 73%,84%,84% and 91% Se respectively;93%,91%,94%,90% Sp,respectively;with AUROCs of 0.880,0.893,0.908 and 0.937,respectively.CONCLUSION:ARFI measurement is a reliable method for predicting the severity of fibrosis in HCV | Ioan Sporea Roxana Sirli Simona Bota Carmen Fierbinteanu-Braticevici Alina Popescu Radu Badea Monica Lupsor Ana Petrisor Mirela Dnil | 2011 | World Journal of Radiology2011,3,7: | 24 |
| 5 | Liver stiffness measurements in patients with HBV vs HCV chronic hepatitis:A comparative study显示文摘AIM:To assess the values of liver stiffness (LS) in pa-tients with hepatitis B virus (HBV) chronic hepatitis and to compare them with those in patients with hepatitis C virus (HCV) chronic hepatitis. METHODS: The study included 140 patients with HBV chronic hepatitis, and 317 patients with HCV chronic hepatitis, in which LS was measured (FibroScan-Echo-sens) and liver biopsy was performed in the same session (assessed according to the Metavir score). RESULTS:According to the Metavir score of the 140 HBV patients: one had F0,32 had F1, 67 had F2,33 had F3 and 7 had F4. Of the 317 HCV patients:5 had F0, 34 had F1, 146 had F2, 93 had F3 and 39 had F4. For the same severity of fibrosis, the mean values of LS in HBV patients were similar to those in HCV patients:F1,6.5±1.9 kPa vs 5.8±2.1 kPa (P=0.0889); F2,7.1±2 kPa vs 6.9±2.5 kPa (P = 0.3369); F3,9.1±3.6 kPa vs 9.9±5 kPa (P=0.7038); F4,19.8± 8.6 kPa vs 17.3±6.1 kPa (P=0.6574). A signif icant direct correlation between LS measurements and fibrosis was found in HCV patients (Spearman’s r=0.578, P<0.0001), as well as in HBV patients (r=0.408, P<0.0001). The correlation was more signif icant in HCV than in HBV patients (Fisher’s Z-test,Z= 2.210,P=0.0271). CONCLUSION:In our group, the mean values of LS in patients with chronic B hepatitis were similar to those in patients with chronic HCV hepatitis, for the same stage of f ibrosis. Also, LS was correlated with the severity of fibrosis both in HBV and HCV chronic hepatitis patients. | Ioan Sporea Roxana Sirli Alexandra Deleanu Adriana Tudora Alina Popescu Manuela Curescu Simona Bota | 2010 | World Journal of Gastroenterology2010,16,38: | 19 |
| 6 | Metabolic syndrome and risk of subsequent colorectal cancer显示文摘The metabolic syndrome and visceral obesity have anincreasing prevalence and incidence in the generalpopulation. The actual prevalence of the metabolicsyndrome is 24% in US population and between24.6% and 30.9% in Europe. As demonstrated by many clinical trials (NAHANES , INTERHART) the metabolic syndrome is associated with an increased risk of both diabetes and cardiovascular disease. In addition to cardiovascular disease, individual components of the metabolic syndrome have been linked to the development of cancer, particularly to colorectal cancer. Colorectal cancer is an important public health problem; in the year 2000 there was an estimated total of 944 717 incident cases of colorectal cancer diagnosed world-wide. This association is sustained by many epidemiological studies. Recent reports suggest that individuals with metabolic syndrome have a higher risk of colon or rectal cancer. Moreover, the clusters of metabolic syndrome components increase the risk of associated cancer. The physiopathological mechanism that links metabolic syndrome and colorectal cancer is mostly related to abdominal obesity and insulin resistance. Population and experimental studies demonstrated that hyperinsulinemia, elevated C-peptide, elevated body mass index, high levels of insulin growth factor-1, low levels of insulin growth factor binding protein-3, high leptin levels and low adiponectin levels are all involved in carcinogenesis. Understanding the pathological mechanism that links metabolic syndrome and its components to carcinogenesis has a major clinical signifi cance and may have profound health benefi ts on a number of diseases including cancer, which represents a major cause of mortality and morbidity in our societies. | Raluca Pais Horatiu Silaghi Alina Cristina Silaghi Mihai Lucian Rusu Dan Lucian Dumitrascu | 2009 | World Journal of Gastroenterology2009,15,41: | 16 |
| 7 | Atrial fibrillation in patients with gastroesophageal reflux disease: A comprehensive review显示文摘AIM:To analyze the potential relationship between gastroesophageal reflux disease(GERD)and the development of atrial fibrillation(AF).METHODS:Using the key words'atrial fibrillation and gastroesophageal reflux','atrial fibrillation and esophagitis,peptic','atrial fibrillation and hernia,hiatal'the PubMed,EMBASE,Cochrane Library,OVIDSP,WILEY databases were screened for relevant publications on GERD and AF in adults between January 1972-December 2013.Studies written in languages other than English or French,studies not performed in humans,reviews,case reports,abstracts,conference presentations,letters to the editor,editorials,comments and opinions were not taken into consideration.Articles treating the subject of radiofrequency ablation of AF and the consecutive development of GERD were also excluded.RESULTS:Two thousand one hundred sixty-one titles were found of which 8 articles met the inclusion criteria.The presence of AF in patients with GERD was reported to be between 0.62%-14%,higher compared to those without GERD.Epidemiological data provided by these observational studies showed that patients with GERD,especially those with more severe GERD-related symptoms,had an increased risk of developing AF compared with those without GERD,but a causal relationship between GERD and AF could not be established based on these studies.The mechanisms of AF as a consequence of GERD remain largely unknown,with inflammation and vagal stimulation playing a possible role in the development of these disorders.Treatment with proton pomp inhibitors may improve symptoms related to AF and facilitate conversion to sinus rhythm.CONCLUSION:Although links between AF and GERD exist,large randomized clinical studies are required for a better understanding of the relationship between these two entities. | Crina Roman Stanislas Bruley des Varannes Lucian Muresan Alina Picos Dan L Dumitrascu | 2014 | World Journal of Gastroenterology2014,20,28: | 16 |
| 8 | Value of transient elastography for the prediction of variceal bleeding显示文摘AIM:To determine if liver stiffness(LS) measurements by means of transient elastography(TE) correlate with the presence of significant esophageal varices(EV) and if they can predict the occurrence of variceal bleeding.METHODS:We studied 1000 cases of liver cirrhosis divided into 2 groups:patients without EV or with grade 1 varices(647 cases) and patients with significant varices(grade 2 and 3 EV)(353 cases).We divided the group of 540 cases with EV into another 2 subgroups:without variceal hemorrhage(375 patients) and patients with a history of variceal bleeding(165 cases).We compared the LS values between the groups using the unpaired t-test and we established cut-off LS values for the presence of significant EV and for the risk of bleeding by using the ROC curve.RESULTS:The mean LS values in the 647 patients without or with grade 1 EV was statistically significantly lower than in the 353 patients with significant EV(26.29 ± 0.60 kPa vs 45.21 ± 1.07 kPa,P < 0.0001).Using the ROC curve we established a cut-off value of 31 kPa for the presence of EV,with 83% sensitivity(95%CI:79.73%-85.93%) and 62% specificity(95% CI:57.15%-66.81%),with 76.2% positive predictive value(PPV)(95% CI:72.72%-79.43%) and 71.3% negative predictive value(NPV)(95% CI:66.37%-76.05%)(AUROC 0.7807,P < 0.0001).The mean LS values in the group with a history of variceal bleeding(165 patients) was statistically significantly higher than in the group with no bleeding history(375 patients):51.92 ± 1.56 kPa vs 35.20 ± 0.91 kPa,P < 0.0001).For a cut-off value of 50.7 kPa,LS had 53.33% sensitivity(95% CI:45.42%-61.13%) and 82.67% specificity(95% CI:78.45%-86.36%),with 82.71% PPV(95% CI:78.5%-86.4%) and 53.66% NPV(95% CI:45.72%-61.47%)(AUROC 0.7300,P < 0.0001) for the prediction of esophageal bleeding. | Ioan Sporea Iulia Ratiu Roxana Sirli Alina Popescu Simona Bota | 2011 | World Journal of Gastroenterology2011,17,17: | 14 |
| 9 | Natural Organic Amendments for Improved Phytoremediation of Polluted Soils:A Review of Recent Progress显示文摘Environmental pollution caused by metals, radionuclides and organic pollutants affects quality of the biosphere: soil, water and air.Currently, great efforts have been made to reduce, remove or stabilize contaminants in polluted sites. There has been increasing interest in phytoremediation—the use of plants to reduce concentration of pollutants or to render them harmless. This paper provides a brief review of recent progress in the research and practical application of phytoremediation techniques. Improvements in phytoremediation due to utilization of organic amendments, namely, agro- and industrial wastes(such as sugar beet residue, composted sewage sludge or molasses), biochar, humic substances, plant extracts and exudates are discussed, as well as their influences on soil structure and characteristics, plants growth and bioavailability of pollutants. Both plant-assisted phytoremediation and the use of natural materials in the absence of remediating plant are believed to be cost-effective and environmentally friendly approaches for soil cleanup. However,the characterization and quantification of a range of natural materials used in phytoremediation are essential in order to implement these approaches to practice. | Alina WISZNIEWSKA Ewa HANUS-FAJERSKA Ewa MUSZYIISKA Krystyna CIARKOWSKA | 2016 | Pedosphere2016,26,1: | 13 |
| 10 | Why,who and how should perform liver biopsy in chronic liver diseases显示文摘Chronic viral hepatitis is a common disease in the general population.During chronic hepatitis,the prognosis and clinical management are highly dependent on the extent of liver fibrosis.The fibrosis evaluation can be performed by FibroTest(using serological markers),by Elastography or FibroScan(a noninvasive percutaneous technique using the elastic properties of the hepatic tissue) and by liver biopsy(LB),considered to be the 'gold standard'.Currently,there are three techniques for performing LB:percutaneous,transjugular and laparoscopic.The percutaneous LB can be performed blind,ultrasound(US) guided or US assisted.There are two main categories of specialists who perform LB:gastroenterologists(hepatologists) and radiologists,and the specialty of the individual who performs the LB determines if the LB is performed under ultrasound guidance or not.There are two types of biopsy needles used for LB:cutting needles(Tru-Cut,Vim-Silverman) and suction needles(Menghini,Klatzkin,Jamshidi).The rate of major complications after percutaneous LB ranges from 0.09% to 2.3%,but the echo-guided percutaneous liver biopsy is a safe method for the diagnosis of chronic diffuse hepatitis(cost-effective as compared to blind biopsy) and the rate of complications seems to be related to the experience of the physician and the type of the needle used(Menghini type needle seems to be safer).Maybe,in a few years we will use non-invasive markers of fibrosis,but at this time,most authorities in the field consider that the LB is useful and necessary for the evaluation of chronic hepatopathies,despite the fact that it is not a perfect test. | Ioan Sporea Alina Popescu Roxana Sirli | 2008 | World Journal of Gastroenterology2008,14,21: | 12 |
| 11 | Narrow-band imaging with magnifying endoscopy for the evaluation of gastrointestinal lesions显示文摘Narrow band imaging(NBI) endoscopy is an optical image enhancing technology that allows a detailed inspection of vascular and mucosal patterns, providing the ability to predict histology during real-time endoscopy. By combining NBI with magnification endoscopy(NBI-ME), the accurate assessment of lesions in the gastrointestinal tract can be achieved, as well as the early detection of neoplasia by emphasizing neovascularization. Promising results of the method in the diagnosis of premalignant and malignant lesions of gastrointestinal tract have been reported in clinical studies. The usefulness of NBI-ME as an adjunct to endoscopic therapy in clinical practice, the potential to improve diagnostic accuracy, surveillance strategies and cost-saving strategies based on this method are summarized in this review. Various classification systems of mucosal and vascular patterns used to differentiate preneoplastic and neoplastic lesions have been reviewed. We concluded that the clinical applicability of NBI-ME has increased, but standardization of endoscopic criteria and classification systems, validation in randomized multicenter trials and training programs to improve the diagnostic performance are all needed before the widespread acceptance of the method in routine practice. However, published data regarding the usefulness of NBI endoscopy are relevant in order to recommend the method as a reliable tool in diagnostic and therapy, even for less experienced endoscopists. | Alina Boeriu Cristian Boeriu Silvia Drasovean Ofelia Pascarenco Simona Mocan Mircea Stoian Daniela Dobru | 2015 | World Journal of Gastrointestinal Endoscopy2015,7,2: | 11 |
| 12 | Is it better to use two elastographic methods for liver fibrosis assessment?显示文摘AIM:To find out if by combining 2 ultrasound based elastographic methods:acoustic radiation force impulse(ARFI)elastography and transient elastography(TE),we can improve the prediction of fibrosis in patients with chronic hepatitis C.METHODS:Our study included 197 patients with chronic hepatitis C.In each patient,we performed,in the same session,liver stiffness(LS)measurements by means of TE and ARFI,respectively,and liver biopsy(LB),assessed according to the Metavir score.10 LS measurements were performed both by TE and ARFI;median values were calculated and expressed in kilopascals(kPa)and meters/second(m/s),respectively.Only TE and ARFI measurements with IQR<30%andSR≥60%were considered reliable.RESULTS:On LB 13(6.6%)patients had F0,32(16.2%) had F1,52(26.4%)had F2,47(23.9%)had F3,and 53(26.9%)had F4.A direct,strong correlation was found between TE measurements and fibrosis(r=0.741),between ARFI and fibrosis(r=0.730)and also between TE and ARFI(r=0.675).For predicting significant fibrosis(F≥2),for a cutoff of 6.7 kPa,TE had 77.5% sensitivity(Se)and 86.5%specificity(Sp)[area under the receiver operating characteristic curve(AUROC)0.87] and for a cutoff of 1.2 m/s,ARFI had 76.9%Se and 86.7%Sp(AUROC 0.84).For predicting cirrhosis(F=4),for a cutoff of 12.2 kPa,TE had 96.2%Se and 89.6% Sp(AUROC 0.97)and for a cutoff of 1.8 m/s,ARFI had 90.4%Se and 85.6%Sp(AUROC 0.91).When both elastographic methods were taken into consideration,for predicting significant fibrosis(F≥2),(TE≥6.7 kPa and ARFI≥1.2 m/s)we obtained 60.5%Se,93.3% Sp,96.8%positive predictive value(PPV),41.4%negative predictive value(NPV)and 68%accuracy,while for predicting cirrhosis(TE≥12.2 kPa and ARFI≥1.8 m/s) we obtained 84.9%Se,94.4%Sp,84.9%PPV,94.4% NPV and 91.8%accuracy.CONCLUSION:TE used in combination with ARFI is highly specific for predicting significant fibrosis;therefore when the two methods are concordant,liver biopsy can be avoided. | Ioan Sporea Roxana Sirli Alina Popescu Simona Bota Radu Badea Monica Lupsor Mircea Focsa Mirela Danila | 2011 | World Journal of Gastroenterology2011,17,33: | 11 |
| 13 | FPn-Injective, FPn-Flat Covers and Preenvelopes, and Gorenstein AC-Flat Covers显示文摘 | Daniel Bravo Sergio Estrada Alina Iacob | 2018 | Algebra Colloquium2018,25,2: | 10 |
| 14 | Macrophage inhibitory cytokine-1/growth differentiation factor-15 in premalignant and neoplastic tumours in a high-risk pancreatic cancer cohort显示文摘BACKGROUND Pancreatic cancer(PC)is a leading cause of cancer related mortality worldwide,with poor survival due to late diagnosis.Currently,biomarkers have limited use in early diagnosis of PC.Macrophage inhibitory cytokine-1 or growth differentiation factor-15(MIC-1/GDF15)has been implicated as a potential serum biomarker in PC and other malignancies.AIM To determine the role of MIC-1/GDF15 in detecting pre-malignant pancreatic lesions and neoplastic tumours in an asymptomatic high-risk cohort part of Australian Pancreatic Cancer Screening Program.METHODS A feasibility prospective single centre cohort study was performed.Participants recruited for yearly surveillance with endoscopic ultrasound(EUS)had serial fasting blood samples collected before EUS for MIC-1/GDF15,C-reactive protein and carbohydrate antigen 19-9.Patients were stratified into five groups based on EUS findings:Normal;pancreatic cysts,branch-duct intraductal papillary mucinous neoplasm;diffuse non-specific abnormalities;and neoplastic tumours.MIC-1/GDF15 serum levels were quantified using ELISA.Participants in whom EUS demonstrated abnormalities but not malignancy were closely followed up with magnetic resonance imaging(MRI)or computed tomography.RESULTS One hundred twenty participants were prospectively recruited from 2011-2018.Forty-seven participants(39.2%)had an abnormal EUS and five participants(4.2%)were diagnosed with neoplastic tumours,three by EUS(two pancreatic and one liver)and two by MRI/computed tomography(breast cancer,bladder cancer),which were performed for follow up of abnormal EUS.Baseline serum MIC-1/GDF15 was a significant predictor of neoplastic tumours on receiver operator characteristic curve analysis[area under curve(AUC)=0.814,P=0.023].Baseline serum MIC-1/GDF15 had moderate predictive capacity for branch-duct intraductal papillary mucinous neoplasm(AUC=0.644)and neoplastic tumours noted on EUS(AUC=0.793),however this was not significant(P=0.188 and 0.081 respectively).Serial serum MIC-1/GDF15 did not demonstrate a significant percentage change between a normal and abnormal EUS(P=0.213).Median baseline MIC-1/GDF15 was greater in those with neoplastic tumours(Median=1039.6,interquartile range=727.0-1977.7)compared to those diagnosed with a benign lesion(Median=570.1,interquartile range=460.7-865.2)on EUS and MRI(P=0.012).CONCLUSION In this pilot study MIC-1/GDF15 has predictive capacity for neoplastic tumours in asymptomatic individuals with a genetic predisposition for PC.Further imagining may be warranted in patients with abnormal EUS and raised serum MIC-1/GDF15.Larger multicentric prospective studies are required to further define the role of MIC-1/GDF15 as a serological biomarker in pre-malignant pancreatic lesions and neoplastic tumours. | Robert Sean O’Neill Sam Emmanuel David Williams Alina Stoita | 2020 | World Journal of Gastroenterology2020,26,14: | 8 |
| 15 | A meta-analysis of D1 versus D2 lymph node dissection显示文摘 | Rajini Seevaratnam Alina Bocicariu Roberta Cardoso Alyson Mahar Alex Kiss Lucy Helyer Calvin Law Natalie Coburn | 2012 | Gastric Cancer2012,,1: | 7 |
| 16 | 肺癌与农村煤及生物燃料室内暴露的关系显示文摘目的 研究煤烟与肺癌危险度的关系。方法 在甘肃陇东地区进行了一项肺癌病例 -对照流行病学研究。研究地区大部分人住在窑洞中 ,取暖和做饭使用煤和未经处理的生物燃料 (庄稼秸杆 ,木材 ,木棍和树枝 )。调查了在 1994年到 1998年期间诊断的 846名肺癌病人和根据人口调查资料随机确定的 1740名对照。结果 对居住时间最长的房间 ,室内用煤的肺癌病例与用生物燃料的肺癌病例相比 ,其比值比为 1 2 9(95 %置信限 :1 0 3 ,1 61) ,此值已对吸烟和社会经济状况进行了调整。肺癌危险度的增加与过去 3 0年中用煤的时间百分率有关 (P =0 0 2 )。结论 研究表明 ,在甘肃陇东农业地区 ,煤烟对肺癌危险度的增加起了重要作用。 | Ruth A.Kleinerman 王作元 王陇德 Catherine Metayer 张守志 Alina V.Brenner 张淑蓉 夏英 尚兵 Jay H.Lubin | 2004 | 中国预防医学杂志2004,5,1: | 7 |
| 17 | 肺癌危险度与非肿瘤肺部疾病关系研究显示文摘目的 发现非肿瘤肺部疾病对肺癌危险度的直接影响。方法 在甘肃省进行的病例-对照流行病学研究,涉及到在1994年1月至1998年4月期间发生的886名肺癌病例(男性656名,女性230名)。病例调查表中收集了多种诱发肺癌危险因素的资料,其中包括非肿瘤肺部疾病史(肺结核,慢性气管炎/肺气肿,哮喘,肺炎),初次发病诊断年龄和年份,接受治疗和住院情况等。通过分析这些资料,找出非肿瘤肺部疾病史与肺癌危险度的关系。结果 在对主动吸烟和社会经济因素进行调整后,发现肺癌危险度的增加与肺结核及慢性气管炎/肺气肿直接有关,其比值比(OR)和95%置信区间(CI)分别为OR=2.1(95% CI:1.4~3.1)与OR=1.4(95% CI:1.1~1.8)。哮喘与肺炎也使肺癌OR值增加,其值分别为OR=1.4,(95% CI:0.9~2.1)与OR=1.5(95% CI:1.0~2.3)。当只对有病理诊断的病例和由本人回答的资料进行分析时,肺结核与慢性气管炎/肺气肿导致肺癌危险度的增加也是显著的。结论本研究提供了新的证据,证明以往的肺结核与慢性气管炎/肺气肿使致肺癌危险度显著增加。哮喘和肺炎与肺癌的关系虽然也是正相关,但还没达到统计显著水平。 | Alina V.Brenner 王作元 Ruth A.Kleinerman 王陇德 张守志 Catherine Metayer Ketherine Chen 崔宏星 雷苏文 Jay H.Lubin | 2002 | 中国预防医学杂志2002,3,2: | 7 |
| 18 | Differing and isoform-specific roles for the formin DIAPH3 in plasma membrane blebbing and filopodia formation显示文摘血浆膜(下午) 水泡是发生的动态充满肌动朊的房间伸出,例如在胞质分裂期间,似变形虫的房间活动性和房间附件。用对 21 个肌动朊成核因素的一幅指向的 siRNA 屏幕,我们在房间粘附期间在下午 blebbing 识别一篇小说和人的透明 formin DIAPH3 的必要角色。DIAPH3 的抑制禁止了 blebbing 支持快速的房间传播包含 β 1-integrin。DIAPH3 的多重 isoforms 在 mRNA 和 isoforms, 3 和 7 是然而没导致充满肌动朊的伸出的形成的最大、很丰富的 isoforms 的蛋白质水平上被检测。更确切地说,下午 blebbing 明确地包含了低丰富 isoform 7 由透明自动调整的领域的删除引起了 filopodia 的形成的 isoform 的 1 DIAPH3 和激活。Dimerization 和肌动朊集会活动为由 DIAPH3 isoforms 的特定的房间伸出的正式就职是必要的 1 和 7。我们的数据建议包括 GTPase 有约束力的域的 N 终端区域象它在水泡和 filopodia 之间的伸出活动一样决定了 formin 的 subcellular 本地化。我们建议由 DIAPH3 的 isoform 选择的肌动朊汇编施加特定并且调整的差别在房间粘附和活动性期间工作。 | Jana Stastna Xiaoyu Pan Haicui Wang Alina Kollmannsperger Stefan Kutscheidt Volker Lohmann Robert Grosse Oliver T Fackler | 2012 | Cell Research2012,22,4: | 6 |
| 19 | Application of neurotrophic and proangiogenic factors as therapy after peripheral nervous system injury显示文摘The intrinsic ability of peripheral nerves to regenerate after injury is extremely limited,especially in case of severe injury.This often leads to poor motor function and permanent disability.Existing approaches for the treatment of injured nerves do not provide appropriate conditions to support survival and growth of nerve cells.This drawback can be compensated by the use of gene therapy and cell therapy-based drugs that locally provide an increase in the key regulators of nerve growth,including neurotrophic factors and extracellular matrix proteins.Each growth factor plays its own specific angiotrophic or neurotrophic role.Currently,growth factors are widely studied as accelerators of nerve regeneration.Particularly noteworthy is synergy between various growth factors,that is essential for both angiogenesis and neurogenesis.Fibroblast growth factor 2 and vascular endothelial growth factor are widely known for their proangiogenic effects.At the same time,fibroblast growth factor 2 and vascular endothelial growth factor stimulate neural cell growth and play an important role in neurodegenerative diseases of the peripheral nervous system.Taken together,their neurotrophic and angiogenic properties have positive effect on the regeneration process.In this review we provide an in-depth overview of the role of fibroblast growth factor 2 and vascular endothelial growth factor in the regeneration of peripheral nerves,thus demonstrating their neurotherapeutic efficacy in improving neuron survival in the peripheral nervous system. | Kamilla Faritovna Idrisova Alina Kazymovna Zeinalova Galina Andreevna Masgutova Alexey Andreevich Bogov Jr. Cinzia Allegrucci Valeriia Yurievna Syromiatnikova Ilnur Ildusovich Salafutdinov Ekaterna Evgenievna Garanina Dina Ivanovna Andreeva Adilet Abdullaatovich Kadyrov Albert Anatolevich Rizvanov Ruslan Faridovich Masgutov | 2022 | Neural Regeneration Research2022,17,6: | 6 |
| 20 | Ultrasound-based elastography for the diagnosis of portal hypertension in cirrhotics显示文摘Progressive fibrosis is encountered in almost all chronicliver diseases. Its clinical signs are diagnostic in advanced cirrhosis, but compensated liver cirrhosis is harder to diagnose. Liver biopsy is still considered the reference method for staging the severity of fibrosis, but due to its drawbacks(inter and intra-observer variability, sampling errors, unequal distribution of fibrosis in the liver, and risk of complications and even death), non-invasive methods were developed to assess fibrosis(serologic and elastographic). Elastographic methods can be ultrasound-based or magnetic resonance imaging-based. All ultrasoundbased elastographic methods are valuable for the early diagnosis of cirrhosis, especially transient elastography(TE) and acoustic radiation force impulse(ARFI) elastography, which have similar sensitivities and specificities, although ARFI has better feasibility. TE is a promising method for predicting portal hypertension in cirrhotic patients, but it cannot replace upper digestive endoscopy. The diagnostic accuracy of using ARFI in the liver to predict portal hypertension in cirrhotic patients is debatable, with controversial results in published studies. The accuracy of ARFI elastography may be significantly increased if spleen stiffness is assessed, either alone or in combination with liver stiffness and other parameters. Two-dimensional shearwave elastography, the Elast PQ technique and strain elastography all need to be evaluated as predictors of portal hypertension. | Roxana Sirli Ioan Sporea Alina Popescu Mirela Danila | 2015 | World Journal of Gastroenterology2015,21,41: | 6 |