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    题名 作者 年代 出处 被引量
1超前镇痛面临的挑战显示文摘Aida S 王锦琰 2005中国疼痛医学杂志2005,11,6:38
2Pharmacologic therapy for acute pancreatitis显示文摘While conservative management such as fluid,bowel rest,and antibiotics is the mainstay of current acute pancreatitis management,there is a lot of promise in pharmacologic therapies that target various aspects of the pathogenesis of pancreatitis.Extensive review of preclinical studies,which include assessment of therapies such as anti-secretory agents,protease inhibitors,anti-inflammatory agents,and anti-oxidants are discussed.Many of these studies have shown therapeutic benefit and improved survival in experimental models.Based on available preclinical studies,we discuss potential novel targeted pharmacologic approaches that may offer promise in the treatment of acute pancreatitis.To date a variety of clinical studies have assessed the translational potential of animal model effective experimental therapies and have shown either failure or mixed results in human studies.Despite these discouraging clinical studies,there is a great clinical need and there exist several preclinical effective therapies that await investigation in patients.Better understanding of acute pancreatitis pathophysiology and lessons learnedfrom past clinical studies are likely to offer a great foundation upon which to expand future therapies in acute pancreatitis.Swetha Kambhampati Walter Park Aida Habtezion 2014World Journal of Gastroenterology2014,20,45:22
3Resveratrol: A potential challenger against gastric cancer显示文摘Gastric cancer(GC) is the fourth most common cancer and the second leading cause of cancer-related mortality in the world. Late diagnosis and classical therapeutic approaches such as surgery, chemotherapy and radiotherapy make this disease a still threatening tumor.Genetic asset, environmental stress, dietary habit and infections caused by Helicobacter pylori(H. pylori) arethe major causes concurring to GC initiation. A common mechanism is induction of radicals resulting in gastric mucosal injury. A regular food intake of antioxidant and radical scavenging agents has been proposed to exert protection against tumorigenesis. Resveratrol belongs to the polyphenol flavonoids class of antioxidants produced by a restricted number of plants. Resveratrol exerts bactericidal activity against H. pylori and is a powerful antioxidant, thus acting as a tumor preventive agent.Resveratrol intracellular signaling results in growth arrest and apoptosis, so that it can be directed against tumor progression. Resveratrol therapeutic potential against GC initiation and progression are reviewed here.Aida Zulueta Anna Caretti Paola Signorelli Riccardo Ghidoni 2015World Journal of Gastroenterology2015,21,37:13
4The metabolome of induced pluripotent stem cells reveals metabolic changes occurring in somatic cell reprogramming显示文摘新陈代谢对房间功能的每个方面重要,然而,导致的 pluripotent 干细胞(iPSCs ) 的 metabolome 仍然保持大部分未经勘探。这里,我们报导,用一条 untargeted metabolomics 途径,那人的 iPSCs 份额有从他们的父母房间是不同的胚胎的干细胞(转换字符) 的 pluripotent metabolomic 签名,并且那被变化在涉及细胞的呼吸的代谢物描绘。细胞的 bioenergetics 的检查与我们的 metabolomic 分析支持了,并且证明体的房间在 pluripotency 从一个氧化状态变换成一个 glycolytic 状态。有趣地,各种各样的体的房间的 bioenergetics 与他们的 reprogramming 效率相关。我们进一步识别了在 iPSCs 和转换字符之间不同的代谢物,它揭示了在调整体的房间 reprogramming 起一个关键作用的新奇新陈代谢的小径。我们的调查结果是第一全球性分析 iPSCs 的 metabolome,并且提供机械学的卓见进涉及导致 pluripotency,并且在评估 iPSC 和转换字符等价的规定的新层。Athanasia D Panopoulos Oscar Yanes Sergio Ruiz Yasuyuki S Kida Dinh Diep Ralf Tautenhahn Aida Herrerias Erika M Batchelder Nongluk Plongthongkum Margaret Lutz W Travis Berggren Kun Zhang Ronald M Evans Gary Siuzdak Juan Carlos Izpisua Belmonte] 2012Cell Research2012,22,1:12
5Utility of flexible fiberoptic bronchoscopy for critically ill pediatric patients:A systematic review显示文摘AIM: To investigate the diagnostic yield, therapeutic efficacy, and rate of adverse events related to flexible fiberoptic bronchoscopy(FFB) in critically ill children. METHODS: We searched Pub Med, SCOPUS, OVID, and EMBASE databases through July 2014 for English language publications studying FFB performed in the intensive care unit in children < 18 years old. We identified 666 studies, of which 89 full-text studies were screened for further review. Two reviewers independently determined that 27 of these studies met inclusion criteria and extracted data. We examined the diagnostic yield of FFB among upper and lower airway evaluations, as well as the utility of bronchoalveolar lavage(BAL). RESULTS: We found that FFB led to a change in medical management in 28.9%(range 21.9%-69.2%) of critically ill children. The diagnostic yield of FFB was 82%(range 45.2%-100%). Infectious organisms were identified in 25.7%(17.6%-75%) of BALs performed, resulting in a change of antimicrobial management in 19.1%(range: 12.2%-75%). FFB successfully reexpanded atelectasis or removed mucus plugs in 60.3%(range: 23.8%-100%) of patients with atelectasis. Adverse events were reported in 12.9%(range: 0.5%-71.4%) of patients. The most common adverse effects of FFB were transient hypotension, hypoxia and/or bradycardia that resolved with minimal intervention, such as oxygen supplementation or removal of the bronchoscope. Serious adverse events were uncommon; 2.1% of adverse events required intervention such as bag-mask ventilation or intubation and atropine for hypoxia and bradycardia, normal saline boluses for hypotension, or lavage and suctioning for hemorrhage. CONCLUSION: FFB is safe and effective for diagnostic and therapeutic use in critically ill pediatric patients.Aida Field-Ridley Viyeka Sethi Shweta Murthi Kiran Nandalike Su-Ting T Li 2015World Journal of Critical Care Medicine2015,4,1:12
6Hepatic steatosis as a possible risk factor for the development of hepatocellular carcinoma after eradication of hepatitis C virus with antiviral therapy in patients with chronic hepatitis C显示文摘AIM: To elucidate risk factors contributing to the development of hepatocellular carcinoma (HCC) among patients with sustained viral response (SVR) after interferon (IFN) treatment and to examine whether HCV-RNA still remained in the liver of SVR patients who developed HCC. METHODS: Two-hundred and sixty-six patients, who achieved SVR, were enrolled in this study. We retrospectively reviewed clinical, viral and histological features of the patients, and examined whether the development of HCC depends on several clinical variables using Kaplan-Meier Method. RT-PCR was used to seek HCV-RNA in 3 out of 7 patients in whom liver tissue was available for molecular analysis. RESULTS: Among the enrolled 266 patients with SVR, HCC developed in 7 patients (7/266; 2.6%). We failed to detect HCV-RNA both in cancer and non-cancerous liver tissue in all three patients. The cumulative incidence for HCC was significantly different depending on hepatic fibrosis (F3-4) (P = 0.0028), hepatic steatosis (Grade 2-3) (P = 0.0002) and age (≥ 55) (P = 0.021) at the pre-interferon treatment. CONCLUSION: The current study demonstrated that age, hepatic fibrosis, and hepatic steatosis at pre- interferon treatment might be risk factors for developing HCC after SVR.Atsushi Tanaka Satoko Uegaki Hiroko Kurihara Kiyoshi Aida Masaki Mikami Ikuo Nagashima Junji Shiga Hajime Takikawa 2007World Journal of Gastroenterology2007,13,39:12
7江汉盆地潜江凹陷潜三段古地貌与砂体成因分析显示文摘蚌湖洼陷是潜江凹陷潜江组的沉积、沉降中心,其两侧砂体的成因与分布是一个有争议的问题。通过岩心观察、水动力条件及碎屑锆石定年分析,明确了蚌湖洼陷两侧砂体的成因联系;进一步通过连续地层单元内的沉积古地貌恢复,明确了古地貌与砂体分布的关系。研究认为潜江凹陷潜三段沉积时期北部发育荆门地堑与汉水地堑两大物源体系,中部发育蚌湖—王场洼陷,西部发育丫角—新沟低凸起及斜坡带,东部为斜坡带,南部则为缓坡带。潜三段沉积时期,蚌湖洼陷南部的砂体既不是前人认为的'盐湖密度流'越过蚌湖洼陷的沉积产物,也不是牵引流横穿蚌湖洼陷搬运而来,而是牵引流经西部斜坡上的古沟谷搬运沉积下来的。詹冶萍 杨香华 潘知峰 高江博 Bensekhria Aida 陈凤玲 范传军 张广英 2009古地理学报2009,11,4:8
8Interventions of natural and synthetic agents in inflammatory bowel disease, modulation of nitric oxide pathways显示文摘Inflammatory bowel disease(IBD)refers to a group of disorders characterized by chronic inflammation of the gastrointestinal(GI)tract.The elevated levels of nitric oxide(NO)in serum and affected tissues;mainly synthesized by the inducible nitric oxide synthase(iNOS)enzyme;can exacerbate GI inflammation and is one of the major biomarkers of GI inflammation.Various natural and synthetic agents are able to ameliorate GI inflammation and decrease iNOS expression to the extent comparable with some IBD drugs.Thereby,the purpose of this study was to gather a list of natural or synthetic mediators capable of modulating IBD through the NO pathway.Electronic databases including Google Scholar and PubMed were searched from 1980 to May 2018.We found that polyphenols and particularly flavonoids are able to markedly attenuate NO production and iNOS expression through the nuclear factorκB(NF-κB)and JAK/STAT signaling pathways.Prebiotics and probiotics can also alter the GI microbiota and reduce NO expression in IBD models through a broad array of mechanisms.A number of synthetic molecules have been found to suppress NO expression either dependent on the NF-κB signaling pathway(i.e.,dexamethasone,pioglitazone,tropisetron)or independent from this pathway(i.e.,nicotine,prednisolone,celecoxib,β-adrenoceptor antagonists).Co-administration of natural and synthetic agents can affect the tissue level of NO and may improve IBD symptoms mainly by modulating the Toll like receptor-4 and NF-κB signaling pathways.Aida Kamalian Masoud Sohrabi Asl Mahsa Dolatshahi Khashayar Afshari Shiva Shamshiri Nazanin Momeni Roudsari Saeideh Momtaz Roja Rahimi Mohammad Abdollahi Amir Hossein Abdolghaffari 2020World Journal of Gastroenterology2020,26,24:5
9Forensic odontology identification response to terrorist attacks in Paris November 2015显示文摘The terrorist attacks of November 2015 led to the immediate death of 129 victims admitted to the Legal and Forensic Medicine Institute of Paris,including 41 unidentified.During the Disaster Victim Identification(DVI)operations,22 bodies were examined by the postmortem(PM)dental team with the aim of establishing PM odontograms.At the same time,the dental expert in the antemortem(AM)unit collected a large number of dental files,progressively filtered as the list of missing persons became reduced.Feedback from these events has highlighted the difficulties of implementing the DVI chain principles in a legal framework,published the day before the attacks,and also the technical complexity of collecting dental data on a week end of terror.The return on experience after this event has represented a paradigm shift on previous methods of DVI in Paris and even more in France.Indeed,the victim identification procedure was redesigned,integrating new technical means such as a CT scan directly on spot,allowing the extraction of maxillofacial data as soon as possible in order to support the PM dental examination team.Moreover,the National Dental Council proceeded to the overall remodeling of the dental identification unit,which is composed of trained members,from local,regional and national aspects.These forensic experts are dedicated,at the request of the legal authorities,to DVI operations and deployed throughout the country capable of managing AM and PM data.This unit aims also to share experiences and awarenessraising among health professionals and investigators in order to optimize a better submission of AM elements and also to enhance the major interest of odontology as a primary identifier in disaster.Steve Toupenay Aida Ben Cheikh Bertrand Ludes Rufino Felizardo 2020Forensic Sciences Research2020,5,3:4
10脑缺血后N-myc下游调控基因2保护血脑屏障完整性显示文摘脑缺血后血脑屏障(BBB)的破坏与外周细胞向脑内浸润、病孔损形成与进展、以及临床病程恶化密切相关。目前BBB完整性的调控机制,尤其是在永久性缺血后的调控机制尚未明确。本研究使用小鼠永久性脑缺血模型进行相关研究,结果显示,星形胶质细胞N-myc下游调控基因2(NDRG2)可能是缺血性脑卒中后BBB通透性的调控分子,该分子与分化和应激相关。免疫组化显示,在永久性大脑中动脉闭塞(MCAO)后,NDRG2在星形胶质细胞中的表达显著增加。敲除NDRG2基因,脑梗死体积增加,免疫细胞在缺血同侧大脑半球积聚增加。MCAO后,NDRG2基因敲除小鼠缺血侧皮质的缺血灶内及灶周血管周围区域内的血清蛋白(包括纤维蛋白原和免疫球蛋白)的外渗增强此之,MCAO后NDRG2基因敲除小鼠体内基质金属蛋白酶(MMPs)的表达也显著增加。在细胞培养中,NDRG2-/-星形胶质细胞中MMP-3的表达和分泌增加,这种增加可被腺病毒介导的NDRG2再表达所逆转。综上所述,脑缺血后,星形胶质细胞内的NDRG2可能通过调节MMP的表达,而在BBB通透性的调节和免疫细胞浸润中起到重要作用。Takarada-Iemata M Yoshikawa A Ta HM Okitani N Nishiuchi T Aida Y Kamide T Hattori T Ishii H Tamatani T Le TM Roboon J Kitao Y Matsuyama T Nakada M Hori O 聂昊 2018神经损伤与功能重建2018,13,4:4
11Role of Immune Cells and Immune-Based Therapies in Pancreatitis and Pancreatic Ductal Adenocarcinoma显示文摘Lei Zheng Jing Xue Elizabeth M. Jaffee Aida Habtezion 2013Gastroenterology2013,,6:4
12希腊城市患者人群研究显示雌激素受体(α和β受体)而非雄激素受体的表达水平与局限性晚期前列腺癌(T3NOMO)术后复发、进展和生存具有相关性显示文摘本文旨在研究一希腊城区局限性晚期前列腺癌(T3NOMO)根治术后患者人群,评估雌激素受体(α和β受体)和雄激素受体在术后生化复发、进展和死亡中的预后价值。本研究回顾性分析了100名行根治性前列腺切除术后病理分期为T3NOM0的前列腺癌患者。患者平均年龄和随访期限分别为62岁和6年。使用组织化学评分方法对受体的免疫反应性进行半定量分析。依据患者术后的复发、进展和生存率指标评估α、β雌激素受体和雄激素受体的预后价值。结果显示雄激素受体和以上指标均无关联,而α、β雌激素受体和预后均有相关性。单变量Cox回归分析显示预测因素中α雌激素受体表达增高与预后风险增高有显著相关性,β雌激素受体增高与预后风险降低有显著相关性,当联合α、β雌激素受体表达情况进行评估,α雌激素受体高表达或β雌激素受体低表达的患者与α雌激素受体阴性表达合并β受体组织化学评分1.7以上的患者相比,前列腺癌生化复发、进展或死亡的风险分别增加了6.03,10.93和10.53倍。多因素CoxLt例风险模型分析显示年龄、术前PSA水平、Gleason评分和雌激素受体是所有预后指标的独立预测因子。雌激素受体的表达水平是病理分期T3NOMO前列腺癌术后患者预后的重要预测因子。相比之下,雄激素受体的预测价值有限。Georgios Megas Michael Chrisofos Ioannis Anastasiou Aida Tsitlidou Theodosia Choreftaki Charalampos Deliveliotis 2015Asian Journal of Andrology2015,17,1:4
13Automatic analysis of deep-water remotely operated vehicle footage for estimation of Norway lobster abundance显示文摘Underwater imaging is being used increasingly by marine biologists as a means to assess the abundance of marine resources and their biodiversity. Previously, we developed the first automatic approach for estimating the abundance of Norway lobsters and counting their burrows in video sequences captured using a monochrome camera mounted on trawling gear. In this paper, an alternative framework is proposed and tested using deep-water video sequences acquired via a remotely operated vehicle. The proposed framework consists of four modules:(1) preprocessing,(2) object detection and classification,(3) object-tracking, and(4) quantification. Encouraging results were obtained from available test videos for the automatic video-based abundance estimation in comparison with manual counts by human experts(ground truth). For the available test set, the proposed system achieved 100%precision and recall for lobster counting, and around 83% precision and recall for burrow detection.Ching Soon TAN Phooi Yee LAU Paulo L.CORREIA Aida CAMPOS 2018Frontiers of Information Technology & Electronic Engineering2018,19,8:3
14Coinfection of the secondary symbionts,Hamiltonella defensa and Arsenophonus sp.contribute to the performance of the major aphid pest,Aphis gossypii(Hemiptera:Aphididae)显示文摘Bacterial endosymbionts play important roles in ecological traits of aphids.In this study,we characterize the bacterial endosymbionts of A.gossypii collected in Karaj,Iran and their role in the performance of the aphid.Our results indicated that beside Buchnera aphidicola,A.gossypii,also harbors both Hamiltonella defensa and Arsenophonus sp.Quantitative PCR(qPCR)results revealed that the populations of the endosymbionts increased throughout nymphal development up to adult emergence;thereafter,populations of Buchnera and Arsenophonus were diminished while the density of H.defensa constantly increased.Buchnera reduction caused prolonged development and no progeny production.Furthermore,secondary symbiont reduction led to reduction of the total life span and intrinsic rate of natural increase as well as appearance of the deformed dead offspring in comparison with the control insects.Reduction of the secondary symbionts did not affect parasitism rate of the aphid by the parasitic wasp Aphidius matricariae.Together these findings showed that H.defensa and Arsenophonus contributed to the fitness of A.gossypii by enhancing its performance,but not through parasitoid resistance.Aida Ayoubi Ali Asghar Talebi Yaghoub Fathipour Mohammad Mehrabadi 2020Insect Science2020,27,1:3
15Expression of DNA-dependent protein kinase in human granulocytes显示文摘Human polymorphonuclear leukocytes (PMN) have been reported to completely lack of DNA-dependent protein kinase (DNA-PK) which is composed of Ku protein and the catalytic subunit DNA-PKcs, needed for nonhomologous end-joining (NHEJ) of DNA double-strand breaks. Promyelocytic HL-60 cells express a variant form of Ku resulting in enhanced radiation sensitivity. This raises the question if low efficiency of NHEJ, instrumental for the cellular repair of oxidative damage, is a normal characteristic of myeloid differentiation. Here we confirmed the complete lack of DNAPK in P MN protein extracts, and the expression of the truncated Ku86 variant form in HL-60. However, this degradation of DNA-PK was shown to be due to a DNA-PK-degrading protease in PMN and HL-60. In addition, by using a protease-resistant whole cell assay, both Ku86 and DNA-PKcs could be demonstrated in PMN, suggesting the previously reported absence in PMN of DNA-PK to be an artefact. The levels of Ku86 and DNA-PKcs were much reduced in PMN, as compared with that of the lymphocytes, whereas HL-60 displayed a markedly elevated DNA-PK concentration.In conclusion, our findings provide evidence of reduced, not depleted expression of DNA-PK during the mature stages of myeloid differentiation.Annahita SALLMYR Anna MILLER Aida GABDOULKHAKOVA Valentina SAFRONOVA Gunnel HENRIKSSON Anders BREDBERG 2004Cell Research2004,14,4:3
16Characterization of the Expression of the ATP-Gated P2X7 Receptor Following Status Epilepticus and during Epilepsy Using a P2X7-EGFP Reporter Mouse显示文摘Mounting evidence suggests that the ATP-gated P2X7 receptor contributes to increased hyperexcitability in the brain.While increased expression of P2X7 in the hippocampus and cortex following status epilepticus and during epilepsy has been repeatedly demonstrated,the cell type-specific expression of P2X7 and its expression in extra-hippocampal brain structures remains incompletely explored.In this study,P2X7 expression was visualized by using a transgenic mouse model overexpressing P2X7 fused to the fluorescent protein EGFP.The results showed increased P2X7-EGFP expression after status epilepticus induced by intra-amygdala kainic acid and during epilepsy in different brain regions including the hippocampus,cortex,striatum,thalamus and cerebellum,and this was most evident in microglia and oligodendrocytes.Colocalization of P2X7-EGFP with cell type-specific markers was not detected in neurons or astrocytes.These data suggest that P2X7 activation is a common pathological hallmark across different brain structures,possibly contributing to brain inflammation and neurodegeneration following acute seizures and during epilepsy.James Morgan Mariana Alves Giorgia Conte Aida Menendez-Mendez Laura de Diego-Garcia Gioacchino de Leo Edward Beamer Jonathon Smith Annette Nicke Tobias Engel 2020Neuroscience Bulletin2020,36,11:3
17Alcohol,postprandial plasma glucose,and prognosis of hepatocellular carcinoma显示文摘AIM:To identify factors associated with prognosis of hepatocellular carcinoma(HCC) after initial therapy.METHODS:A total of 377 HCC patients who were newly treated at Katsushika Medical Center,Japan from January 2000 to December 2009 and followed up for > 2 years,or died during follow-up,were enrolled.The factors related to survival were first analyzed in 377 patients with HCC tumor stage T1-T4 using multivariate Cox proportional hazards regression analysis.A similar analysis was performed in 282 patients with tumor stage T1-T3.Additionally,factors associated with the period between initial and subsequent therapy were examined in 144 patients who did not show local recurrence.Finally,214 HCC stage T1-T3 patients who died during the observation period were classified into four groups according to their alcohol consumption and postprandial glucose levels,and differences in their causes of death were examined.RESULTS:On multivariate Cox proportional hazards regression analysis,the following were significantly associated with survival:underlying liver disease stage [non-cirrhosis/Child-Pugh A vs B/C,hazard ratio(HR):0.603,95% CI:0.417-0.874,P = 0.0079],HCC stage(T1/T2 vs T3/T4,HR:0.447,95% CI:0.347-0.576,P < 0.0001),and mean postprandial plasma glucose after initial therapy(< 200 vs ≥ 200 mg/dL,HR:0.181,95% CI:0.067-0.488,P = 0.0008).In T1-T3 patients,uninterrupted alcohol consumption after initial therapy(no vs yes,HR:0.641,95% CI:0.469-0.877,P = 0.0055) was significant in addition to underlying liver disease stage(non-cirrhosis/Child-Pugh A vs B/C,HR:0649,95% CI:0.476-0.885,P = 0.0068),HCC stage(T1 vs T2/T3,HR:0.788,95% CI:0.653-0.945,P = 0.0108),and mean postprandial plasma glucose after initial therapy(< 200 mg/dL vs ≥ 200 mg/dL,HR:0.502,95% CI:0.337-0.747,P = 0.0005).In patients without local recurrence,time from initial to subsequent therapy for newly emerging HCC was significantly longer in the 'postprandial glucose within 200 mg/dL group' than the 'postprandial glucose > 200 mg/dL group'(log-rank test,P < 0.05),whereas there was no difference in the period between the 'non-alcohol group'(patients who did not drink regularly or those who could reduce their daily consumption to < 20 g) and the 'continuation group'(drinkers who continued to drink > 20 g daily).Of 214 T1-T3 patients who died during the observation period,death caused by other than HCC progression was significantly more frequent in 'group AL'(patients in the continuation and postprandial glucose within 200 mg/dL groups) than 'group N'(patients in the non-alcohol and postprandial glucose within 200 mg/dL groups)(P = 0.0016).CONCLUSION:This study found that abstinence from habitual alcohol consumption and intensive care for diabetes mellitus were related to improved prognosis in HCC patients.Hiroshi Abe Yuta Aida Haruya Ishiguro Kai Yoshizawa Tamihiro Miyazaki Munenori Itagaki Satoshi Sutoh Yoshio Aizawa 2013World Journal of Gastroenterology2013,19,1:3
18The burden of selected digestive diseases in the United States显示文摘Robert S. sandler James E. Everhart Mark Donowitz Elizabeth Adams Kelly Cronin Clifford Goodman Eric Gemmen Shefali Shah Aida Avdic Robert Rubin 2002Gastroenterology2002,,5:2
19Protective effects of Balanites aegyptiaca extract, melatonin and ursodeoxycholic acid against hepatotoxicity induced by methotrexate in male rats显示文摘Objective: To compare the degree of ameliorative effects of Melatonin(MEL), Ursodeoxycholic acid(UDCA) and Balanites aegyptiaca(BA) against hepatotoxicity induced by MTX for one month. Methods: Eighty adult male rats(Sprague Dawely) weighing(190±10g), were randomly divided into eight equal groups: Control, MTX, MEL, BA, UDCA, MTX+MEL, MTX+BA, MTX+UDCA. Liver function biomarker enzymes, liver tissue oxidative stress parameters, together with total antioxidant capacity and tumor necrosis factor(TNF-α) were determined. Histopathological and immunohistochemistry examinations for TNF-α were also done. Results: MTX showed significant increase in alanine transaminase(ALT), aspartate transaminase(AST), alkaline phosphatase(ALP), gamma glutamyl transferase(GGT), total and direct bilirubin, as well as TNF-α levels, oxidized glutathione(GSSG), malodialdehyde(MDA) and nitric oxide(NO). whereas, total protein, albumin, total antioxidant capacity, reduced glutathione(GSH), glutathione peroxidase(GPx), glutathione reductase(GR), glutathione S-transferase(GST), superoxide dismutase(SOD) and catalase(CAT) levels were significantly decreased in MTX treated group. These alterations were improved by MEL and BA treatment, whereas no improvement was noticed in UDCA treatment. Conclusions: BA may be as promising as MEL in the hepatoprotection against MTX toxicity through their antioxidant and radical scavenging activities. In addition, it is not recommended to co-administer UDCA with MTX as it enhanced inflammation and damage to the liver.Ayat OS Montasser Hanan Saleh Omar A.Ahmed-Farid Aida Saad Mohamed-Assem S.Marie 2017Asian Pacific Journal of Tropical Medicine2017,10,6:2
20Effectiveness of hepatitis B virus vaccination program in Egypt:Multicenter national project显示文摘AIM:To assess the effectiveness of hepatitis B virus(HBV) vaccination program among fully vaccinated children.METHODS:A national community based crosssectional study was carried out in 6 governorates representing Egypt. A total of 3600 children aged from 9 mo to 16 years who were fully vaccinated with HBV vaccine during infancy were recruited. Face to face interviews were carried out and sera were evaluated for hepatitis B surface antigen(HBsA g),anti-HBV core antibodies(total) and quantitative detection of hepatitis B surface antibody using enzyme linked immunoassays techniques. Samples positive to HBs Ag/anti-HBV core antibodies were subjected to quantitative HBV-DNA detection by real time polymerase chain reaction with 3.8 IU/L detection limit. RESULTS:Sero-protection was detected among 2059 children(57.2%) with geometric mean titers 75.4 ± 3.6 IU/L compared to 3.1 ± 2.1 IU/L among nonseroprotected children. Multivariate logistic analysis revealed that older age and female gender were the significant predicting variables for having non seroprotective level,with adjusted odds ratio 3.3,9.1and 14.2 among children aged 5 to < 10,10 to < 15 and ≥ 15 years respectively compared to those < 5 years and 1.1 among girls compared to boys with P < 0.01. HBs Ag was positive in 0.11% and breakthrough infection was 0.36% and 0.39% depending on positivity of anti-HBc and DNA detection respectively. The prevalence of HBV infection was significantly higher among children aged ≥ 7 years(0.59%) compared to 0.07% among younger children with odds ratio equal to 8.4(95%CI:1.1-64.2) and P < 0.01.The prevalence was higher among girls(0.48%) than boys(0.29%) with P > 0.05. C ON C LU S I ON :T he E gy pt ian c ompuls or y H B V vaccination program provides adequate protection. Occult HBV infection exists among apparently healthy vaccinated children. Adherence to infection control measures is mandatory.Iman I Salama Samia M Sami Zeinab Nabil Ahmed Said Manal H El-Sayed Lobna A El Etreby Thanaa M Rabah Dalia M Elmosalami Amany T Abdel Hamid Somaia I Salama Aida M Abdel Mohsen Hanaa M Emam Safaa M Elserougy Amal I Hassanain Naglaa F Abd Alhalim Fatma A Shaaban Samia A Hemeda Nihad A Ibrahim Ammal M Metwally 2015World Journal of Hepatology2015,7,22:2
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