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    题名 作者 年代 出处 被引量
1Perivascular nitric oxide activates notch signaling and promotes stem-like character in PDGF-induced glioma cells显示文摘Charles N Ozawa T Squatrito M Bleau AM Brennan CW Hambardzumyan D Holland EC. 2010中国神经肿瘤杂志2010,8,1:24
2Prevalence and risk factors of asymptomatic hepatitis C virus infection in Egyptian children显示文摘AIM: To identify the prevalence, risk factors and manifestations of asymptomatic hepatitis C virus (HCV) infection in Egyptian children. METHODS: Children at the age of 1-9 years were screened for HCV antibodies and alanine aminotransferase (ALT) levels. Every child with elevated ALT and/or detectable HCV antibodies was tested for HCV RNA by RT-PCR and compared with two negative controls for risk factors and signs and symptoms of liver disease.RESULTS: We screened 1042 children, six of them had elevated ALT, negative HCV antibody and positive RNA, likely representing acute hepatitis C cases. Fifteen children were HCV seropositive, 5 of them were HCV RNA positive. Asymptomatic HCV infection was present in 2.02% (positive results for either HCV antibodies or HCV-RNA or both). Symptoms such as diarrhea, abdominal pain, history of fatigue and school absence because of illness and risk factors such as dental care were significantly more common among HCV positive cases than among controls. None of the HCV positive children was diagnosed as having signs of advanced liver disease upon clinical or ultrasonographic examination. CONCLUSION: Asymptomatic HCV infection is detectable in 2.02% Egyptian children.MS El-Raziky M El-Hawary G Esmat AM Abouzied N El-Koofy N Mohsen S Mansour A Shaheen M Abdel Hamid H El-Karaksy 2007World Journal of Gastroenterology2007,13,12:4
3Treatment of hepatitis C virus genotype 4 with peginterferon alfa-2a: Impact of bilharziasis and fibrosis stage显示文摘AIM: To evaluate pegylated interferon alpha2a (PegIFN- α2a) in Egyptian patients with HCV genotype 4, and the impact of pretreatment viral load, co-existent bilharziasis and histological liver changes on response rate. METHODS: A total of 73 na?ve patients (61 with history of bilharziasis) with compensated chronic HCV genotype 4 were enrolled into: group A (38 patients) who received 180 mg PegIFN-alpha2a subcutaneously once weekly for a year and group B (35 patients) received IFN alpha-2a 3 MU 3 times weekly. Ribavirin was added to each regimen at a dose of 1200 mg. Patients were followed for 72 wk and sustained response was assessed. RESULTS: Significant improvement in both end of treatment response (ETR) (P < 0.002) and sustained response (SR) (P < 0.05) was noted with pegylated interferon, where ETR was achieved in 29 (76.3%) and 14 patients (40%) in both groups respectively, and 25 patients in group A (65.8%) and 9 (25.7%) in group B could retain negative viraemia by the end of follow up period. Sustained virological response (SVR) showed a significant negative correlation with age and positive correlation with pretreatment inflammation in patients receiving PegIFN. Viral clearance after 3 mo of therapy was associated with high incidence of ETR and SR (P < 0.001), but without significant difference between both forms of interferon. Significant improvement in response was achieved in patients with high grade fibrosis (grade 3 and 4) with PegIFN-α2a, where SR was seen in 5 out of 13 patients in group A, but none in group B. There was no significant difference in response betweenbilharzial and non-bilharzial patients in both groups. In terms of safety and tolerability, neutropenia was the predominant side effect; both drugs were comparable. CONCLUSION: PegIFN-α2a combined with ribavirin results in improvement in sustained response in HCV genotype 4, irrespective of history of bilharzial infestation.MF Derbala SR Al Kaabi NZ El Dweik F Pasic MT Butt R Yakoob A Al-Marri AM Amer N Morad A Bener 2006World Journal of Gastroenterology2006,12,35:3
4Outcomes of critically ill cancer patients with Acinetobacter baumannii infection显示文摘AIM: To describe the intensive care unit(ICU) outcomes of critically ill cancer patients with Acinetobacter baumannii(AB) infection.METHODS: This was an observational study that included 23 consecutive cancer patients who acquired AB infections during their stay at ICU of the National Cancer Institute of Mexico(INCan), located in Mexico City. Data collection took place between January 2011, and December 2012. Patients who had AB infections before ICU admission, and infections that occurred during the first 2 d of ICU stay were excluded. Data were obtained by reviewing the electronic health record of each patient. This investigation was approved by the Scientific and Ethics Committees at INCan. Because of its observational nature, informed consent of the patients was not required.RESULTS: Throughout the study period, a total of 494 critically ill patients with cancer were admitted to the ICU of the INCan, 23(4.6%) of whom developed AB infections. Sixteen(60.9%) of these patients had hematologic malignancies. Most frequent reasons for ICU admission were severe sepsis or septic shock(56.2%) and postoperative care(21.7%). The respiratory tract was the most frequent site of AB infection(91.3%). The most common organ dysfunction observed in our group of patients were the respiratory(100%), cardiovascular(100%), hepatic(73.9%) and renal dysfunction(65.2%). The ICU mortality of patients with 3 or less organ system dysfunctions was 11.7%(2/17) compared with 66.6%(4/6) for the group of patients with 4 or more organ system dysfunctions(P = 0.021). Multivariate analysis identified blood lactate levels(BLL) as the only variable independently associated with inICU death(OR = 2.59, 95%CI: 1.04-6.43, P = 0.040). ICU and hospital mortality rates were 26.1% and 43.5%, respectively.CONCLUSION: The mortality rate in critically ill patients with both HM, and AB infections who are admitted to the ICU is high. The variable most associated with increased mortality was a BLL ≥ 2.6 mmol/L in the first day of stay in the ICU.Silvio A ?amendys-Silva Paulina Correa-García Francisco J García-Guillén María O González-Herrera Américo Pérez-Alonso Julia Texcocano-Becerra Angel Herrera-Gómez Patricia Cornejo-Juárez Abelardo Meneses-García 2015World Journal of Critical Care Medicine2015,4,3:3
5高密度脂蛋白可追踪脑卒中恢复情况显示文摘前瞻性队列研究质疑高密度脂蛋白胆固醇(high density lipoprotein cholesterol,HDL-C)在脑卒中风险预测中的价值。该文旨在探讨长期功能恢复与高密度脂蛋白(high density lipoprotein,HDL)蛋白质组和功能的关系。方法与结果:测定急性缺血性脑卒中后2个时间点(24小时,35例;96小时,20例)和35例对照组HDL蛋白组成和功能(胆固醇流出能力)的变化。Plubell DL Fenton AM Rosario S Bergstrom P Wilmarth PA Clark WM Zakai NA Quinn JF Minnier J Alkayed NJ Fazio S Pamir N 刘青(译) 刘莉(摘/审校) 2020中华高血压杂志2020,28,11:2
6重组脊髓灰质炎病毒用于治疗复发胶质母细胞瘤(英文)显示文摘Background The prognosis of patients with recurrent World Health Organization(WHO)grade IV malignant glioma is dismal,and there is currently no effective therapy.We conducted a dose-finding and toxicity study in this population of patients,evaluating convection-enhanced,intratumoral delivery of the recombinant nonpathogenic polio-rhinovirus chimera(PVSRIPO).PVSRIPO recognizes the poliovirus receptor CD155,which is widely expressed in neoplastic cells of solid tumors and in major components of the tumor microenvironment.Methods We enrolled consecutive adult patients who had recurrent supratentorial WHO grade IV malignant glioma,confirmed on histopathological testing,with measurable disease(contrast-enhancing tumor of≥1 cm and≤5.5 cm in the greatest dimension).The study evaluated seven doses,ranging between 107 and 1010 50%tissue-culture infectious doses(TCID50),first in a dose-escalation phase and then in a dose-expansion phase.Results From May 2012 through May 2017,a total of 61 patients were enrolled and received a dose of PVSRIPO.Dose level-1(5.0×107TCID50)was identified as the phase 2 dose.One dose-limiting toxic effect was observed;a patient in whom dose level 5(1010TCID50)was administered had a grade 4 intracranial hemorrhage immediately after the catheter was removed.To mitigate locoregional inflammation of the infused tumor with prolonged glucocorticoid use,dose level 5 was deescalated to reach the phase 2 dose.In the dose-expansion phase,19%of the patients had a PVSRIPO-related adverse event of grade 3 or higher.Overall survival among the patients who received PVSRIPO reached a plateau of 21%(95%confidence interval,11 to 33)at 24 months that was sustained at 36 months.Conclusions Intratumoral infusion of PVSRIPO in patients with recurrent WHO grade IV malignant glioma confirmed the absence of neurovirulent potential.The survival rate among patients who receivedPVSRIPO immunotherapy was higher at 24 and 36 months than the rate among historical controls.Desjardins A Gromeier M Herndon JE 2nd Beaubier N Bolognesi DP Friedman AH Friedman HS McSherry F Muscat AM Nair S Peters KB Randazzo D Sampson JH Vlahovic G Harrison WT McLendon RE Ashley D Bigner DD 2018中华神经外科疾病研究杂志2018,17,4:2
7调动公众参与管理的积极性显示文摘Rubén Américo Martí 朱岩 李富明 2000技术经济与管理研究2000,,5:2
8Tissue-specific targeting of retroviral vectors through ligand-receptor interactions显示文摘 Dozy AM Kan YW 1994Science1994,266,:1
9Fibrinogen induces endothelial cell permeability显示文摘Tyagi N Roberts AM Dean WL 2008Mol Cell Biochem2008,307,12:1
10Effinacy of hepatitis C core antigen detection during the preneroconversion window 显示文摘Courouce AM Le Marrec N Bouehardeau F 2000Tranfusion2000,40,:1
11High frequency of and factors associated with thyroid hormone over-replacement and under-replacement in men and women aged 65 and over 显示文摘Somwaru LL Arnold AM Joshi N 2009J Clin End0crinol Metab2009,94,:1
12Mutans streptococci in subgingival plaque of treated and untreated patients with periodontitis显示文摘Van der Reijden WA Dellemijn Kippuw N Stijne-van Nes AM 2001J Clin Periodontol2001,28,7:1
13Problem based learning approaches to the technology education of physical therapy students显示文摘Castro-Sánchez AM Encarnación M Aguilar-Ferrándiz M 2012Med Teach2012,34,1:1
14MMP-9 secretion and MMP-2 activation distinguish invasive and metastatic sublines of a mouse mammary carcinoma system showing epithelial mesenchymal transition traits显示文摘Tester AM Ruangpani N Anderso RL 2000Clin Exp Metastasis2000,18,7:1
15p50(cdc37) binds directly to the catalytic domain of Raf as well as to a site on hsp90 that is topologically adjacent to the tetratricopeptide repeat binding site显示文摘Silverstein AM Grammatikakis N Cochran BH 1998J Biol Chem1998,273,20:1
16The Free Radical Theory of Aging Matures 显示文摘BECKMAN K B AMES B N 1998Physiol Reu1998,78,:1
17Newly devised scoring system for prediction of mortality in patients with colorectal cancer: a prospective study 显示文摘Ferjani AM Griffin D Stallard N 2007Lancet Oncol2007,8,4:1
18Benefits of supervised group exercise programme for women being treated for early stage breast cancer:pragmatic randomised controlled trial显示文摘Mutrie N Campbell AM Whyte F 2007BMJ2007,334,7592:1
19Serum ferritin levels in pre-tenn infants after multiple blood transfusions 显示文摘Arad I Konijn AM Linder N 1988Am J Perinatol1988,5,1:1
20Prevalence of anti-Toxoplasma gondii and anti-Neospora caninum antibodies in o-vine from S o Paulo State,Brazil 显示文摘Figliuolo LP Kasai N Ragozo AM 2004Vet Parasitol2004,123,34:1
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