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1Report of an international workshop to standardize baseline evaluation and response criteria for primary CNS lymphoma.显示文摘Abrey LE Batchelor TT Ferreri A J Gospodarowicz M Pulczynski EJ Zucca E Smith JR Korfel A Soussain C DeAngelis LM Neuwelt EA O′Neill BP Thiel E Shenkier T Graus F van den Bent M Seymour JF Poortmans P Armitage JO Cavalli F 2005中国神经肿瘤杂志2005,3,3:53
2美国国立老化研究所与阿尔茨海默病协会诊断指南写作组:阿尔茨海默病痴呆诊断标准的推荐显示文摘由美国国立老化研究所(NIA)和阿尔茨海默病(AD)协会组织了一个工作组,负责修订1984年版AD痴呆的诊断标准。旨在确保修订后的标准具有足够的灵活性,既可供缺乏神经心理学测验、先进的影像技术和脑脊液检查措施的普通医务人员使用,也可供具备上述措施的科研、临床试验的专业研究者使用。新的标准广泛适用于各种原因的痴呆以及专门针对AD痴呆的标准,保留了1984年版标准中的“很可能的AD痴呆”的总体框架。在过去27年的经验基础上,工作组对临床诊断标准做了一些修改,保留了“可能的AD痴呆”的术语,但对其进行了更有针对性的重新定义。在科研用的“很可能的和可能的AD痴呆”的诊断标准中纳入了生物标志物证据。AD痴呆的核心临床标准仍将是临床实践中诊断的基础,但用生物标志物证据来提高AD痴呆诊断的病理生理学特异性也被人们寄予厚望。要实现AD痴呆的生物标志物诊断,还有许多工作摆在面前。McKhann GM Knopman DS Chertkow H Hyman BT Jack CR Jr Kawas CH Klunk WE Koroshetz WJ Manly J J Mayeux R Mohs RC Morris JC Rossor MN Scheltens P Carrillo MC Thies B Weintraub S Phelps CH 贾建平(译) 陆璐(译) 张逸驰(译) 黄丽(译) 韩阅(译) 2012中华神经科杂志2012,45,5:52
3美国临床生化科学院检验医学实践指南:睾丸、前列腺、结直肠、乳腺及卵巢癌肿瘤标志物的应用显示文摘经美国临床生化科学院(NCAB)授权,由鄢盛恺教授组织学者、专家翻译审定2009年NCAB检验医学实践指南:睾丸、前列腺、结直肠、乳腺及卵巢癌中肿瘤标志物的应用单行本(Catharine M.Sturgeon教授和Eleftherios P.Diaman-dis教授编辑)。该指南包含第1至6章共6部分内容,参加指南制订的专家阵容强大,分别从临床及检验角度对睾丸、前列腺、结直肠、乳腺及卵巢癌中肿瘤标志物的检测与临床应用方面的问题进行了详细阐述与说明,是目前国内外在肿瘤实验诊断方面的纲领性应用文件。不仅适合广大检验人员、临床医护人员学习使用,也非常适合相关仪器试剂生产厂商研发应用。本指南由刘洋、薛丽、林文涛、李江、梁红艳、顾兵、潘世扬、郑磊等翻译,姜晓峰、沈文梅、田亚平、鄢盛恺审校,最后由鄢盛恺统稿审定。本指南的翻译出版,不仅有助于我国检验人员和医护人员合理的检测和应用睾丸、前列腺、结直肠、乳腺及卵巢癌肿瘤标志物,对我国检验医学指南的编写与应用也有一定的借鉴作用。本刊特在本期刊发,以飨广大读者。鄢盛恺 Ulf-Hkan Stenman Rolf Lamerz Leendert H.Looijenga Nils Brünner Michael J.Duffy Caj Haglund Mads Holten-Andersen Hans JФrgen Nielsen Francisco J.Esteva Nadia Harbeck Daniel F.Hayes Rafael Molina Daniel W.Chan Robert C.Bast Jr Ie-Ming Shih Lori J.Sokoll Gyrgy Slétormos 刘洋 梁红艳 姜晓峰 田亚平 薛丽 林文涛 顾兵 潘世扬 沈文梅 郑磊 李江 2012临床检验杂志2012,30,2:32
4美国国立老化研究所与阿尔茨海默病协会诊断指南写作组:阿尔茨海默病临床前阶段的定义显示文摘阿尔茨海默病(AD)的病理生理过程在痴呆诊断的多年前就开始了。这一长期的AD“临床前”阶段是治疗干预的关键机会,但需进一步阐明AD的病理级联过程和临床症状出现之间的联系。美国国立老化研究所和AD协会召集了一个国际工作组对AD生物标志物、流行病学和神经心理学的证据进行综述并提出建议,以确定能够预测由“正常”认知到轻度认知功能障碍(MCI)及AD痴呆的最佳预测指标。根据目前已有的主要科学证据,我们提出了一个概念性的框架和用于操作的研究标准,以通过纵向临床研究来验证和改进这些模型。这些建议仅用于研究目的,目前不涉及临床应用。我们希望这些建议能提供一个共识,以推进临床前AD的研究,最终推动更早期治疗干预的进展,使得一些疾病减缓药物的疗效发挥最大。Sperling RA Aisen PS Beckett LA Bennett DA Craft S Fagan AM Iwatsubo T Jack CR Jr Kaye J Montine TJ Park DC Reiman EM Rowe CC Siemers E Stern Y Yaffe K Carrillo MC Thies B Morrison-Bogorad M Wagster MV Phelps CH 贾建平(译) 郭起浩(译) 黄丽(译) 陆璐(译) 张逸驰(译) 邢怡(译) 2012中华神经科杂志2012,45,5:22
5A nuclear import inhibitory peptide ameliorates the severity of cholecystokinin-induced acute pancreatitis显示文摘AIM: To assess the effect of our novel cell-permeable nuclear factor-kappaB (NF-κB) inhibitor peptide PN50 in an experimental model of acute pancreatitis. PN50 was produced by conjugating the cell-penetrating penetratin peptide with the nuclear localization signal of the NF-κB p50 subunit.METHODS: Pancreatitis was induced in male Wistar rats by administering 2×100 μg/kg body weight of cholecystokininoctapeptide (CCK) intraperitoneally (IP) at an interval of 1 h. PN50-treated animals received 1 mg/kg of PN50 IP 30 min before or after the CCK injections. The animals were sacrificed 4 h after the first injection of CCK.RESULTS: All the examined laboratory (the pancreatic weight/body weight ratio, serum amylase activity,pancreatic levels of TNF-α and IL-6, degree of lipid peroxidation, reduced glutathione levels, NF-κB binding activity, pancreatic and lung myeloperoxidase activity) and morphological parameters of the disease were improved before and after treatment with the PN50 peptide.According to the histological findings, PN50 protected the animals against acute pancreatitis by favoring the induction of apoptotic, as opposed to necrotic acinar cell death associated with severe acute pancreatitis.CONCLUSION: Our study implies that reversible inhibitors of stress-responsive transcription factors like NF-κB might be clinically useful for the suppression of the severity of acute pancreatitis.Tamás Letoha Csaba Somlai Tamáas Takács Annamária Szabolcs Katalin Jármay Zoltán Rakonczay Jr Péter Hegyi Ilona Varga József Kaszaki István Krizbai Imre Boros Ern(?) Duda Erzsébet Kusz Botond Penke 2005World Journal of Gastroenterology2005,11,7:15
6Effect of melatonin on the severity of L-arginine-induced experimental acute pancreatitis in rats显示文摘瞄准:决定 melatonin 预告的处理的效果并且在 L 精氨酸(L-Arg ) 的严厉上处理以后在老鼠的导致的试验性的胰腺炎。方法:男 Wistar 老鼠(25 ) 被划分成五个组。那些在 1h 的间隔在组 A 收到了 3.2g/kg 体重 L-Arg i.p 的二注射。在组麻省,老鼠与 50 mg/kg 体重 melatonin i.p 被对待在 L-Arg 管理以前的 30 min。在组 AM,在 L-Arg 被给以后,老鼠收到了 melatonin 1h 的一样的剂量。在组 M, melatonin 的单次量是以前描述了被管理。在组 C,对照动物收到了生理盐水注射 i.p 所有老鼠被给在第二 L-Arg 注射以后的 24 h。结果:引起严重引起坏死胰腺炎的 L-Arg 管理在浆液淀粉酶水平,胰腺的重量 / 身体重量比率(pw/bw ) ,胰腺的 IL-6 内容和 myeloperoxidase 由重要举起证实了活动,相对控制值。浆液淀粉酶水平的举起显著地在与仅仅与 L-Arg 注射的老鼠相比给 melatonin 追随者 L-Arg 的老鼠被减少。胰腺的抗氧化剂酶(Cu/Zn-superoxide 歧化酶(Cu/Zn-SOD ) 和过氧化氢酶(猫)) 的活动显著地被增加在胰腺炎以后的 24 h 感应。显著地在 L-Arg 之前给的 Melatonin 在独自与 L-Arg 对待的老鼠相对那减少了胰腺的猫活动。在肝, L-Arg 显著地每氧化水平,和谷胱甘肽过氧化物酶和 Cu/Zn-SOD 活动增加了类脂化合物,而 Mn 草皮活动作为与控制老鼠相比被减少。Melatonin 预告的处理阻止了这些变化。结论:Melatonin 是能在尖锐胰腺炎期间抵抗一些 L-Arg-induced 变化的一种抗氧化剂,并且可能因此在有尖锐引起坏死胰腺炎的病人的支持的治疗有用。Annamaria Szabolcs Russel J Reiter Tamas Letoha Peter Hegyi Gabor Papai Ilona Varga Katalin Jarmay Jozsef Kaszaki Reka Sari Zoltan Rakonczay Jr Janos Lonovics Tamas Takacs 2006World Journal of Gastroenterology2006,12,2:13
7Bacterial biota in reflux esophagitis and Barrett's esophagus显示文摘AIM: To identify the bacterial flora in conditions such as Barrett's esophagus and reflux esophagitis to determine if they are similar to normal esophageal flora.METHODS: Using broad-range 16S rDNA PCR,esophageal biopsies were examined from 24 patients [9with normal esophageal mucosa, 12 with gastroesophageal reflux disease (GERD), and 3 with Barrett's esophagus].Two separate broad-range PCR reactions were performed for each patient, and the resulting products were cloned.In one patient with Barrett's esophagus, g9 PCR clones were analyzed.RESULTS: Two separate clones were recovered from each patient (total = 48), representing 24 different species, with 14 species homologous to known bacteria,5 homologous to unidentified bacteria, and 5 were not homologous (<97% identity) to any known bacterial 16S rDNA sequences. Seventeen species were found in the reflux esophagitis patients, 5 in the Barrett's esophagus patients, and 10 in normal esophagus patients.Further analysis concentrating on a single biopsy from an individual with Barrett's esophagus revealed the presence of 21. distinct bacterial species. Members of four phyla were represented, including Bacteroidetes,Firmicutes, Proteobacteria, and Actinobacteria.Microscopic examination of each biopsy demonstrated bacteria in intimate association with the distal esophageal epithelium, suggesting that the presence of these bacteria is not transitory.CONCLUSION: These findings provide evidence for a complex, residential bacterial population in esophageal reflux-related disorders. While much of this biota is present in the normal esophagus, more detailed comparisons may help identify potential disease associations.Zhiheng Pei Liying Yang Richard M Peek Jr Steven M Levine David T Pride Martin J Blaser 2005World Journal of Gastroenterology2005,11,46:11
8烟酰胺磷酸核糖基转移酶促进肺血管重塑,是肺动脉高压的治疗靶点显示文摘肺动脉高压(pulmonary arterial hypertension,PAH)是一种严重的进行性疾病,其标志之一是肺血管重塑。烟酰胺磷酸核糖基转移酶(nicotinamide phosphoribosyl transferase,NAMPT)是调节细胞内烟酰胺腺嘌呤二核苷酸水平、细胞氧化还原状态,调节组蛋白脱乙酰酶,促进细胞增殖和抑制凋亡的一种细胞酶。研究人员假设NAMPT可促进肺血管重塑,Chen J Sysol JR Singla S Zhao S Yamamura A Valdez-Jasso D Abbasi T Shioura KM Sahni S Reddy V Sridhar A Gao H Torres J Camp SM Tang H Ye SQ Comhair S Dweik R Hassoun P Yuan JX Garcia JG Machado RF 刘莉 叶鹏 2017中华高血压杂志2017,25,2:10
9诊断性试验和策略的证据质量和推荐强度的分级显示文摘GRADE系统能对诊断性试验或策略的证据质量和推荐强度进行分级。本文旨在阐释在此过程中如何考虑患者的重要结局,Holger J Schünemann Andrew D Oxman Jan Brozek Paul Glasziou Roman Jaeschke Gunn E Vist John W Williams Jr Regina Kunz Jonathan Craig Victor M Montori Patrick Bossuyt Gordon H Guyatt 李晓 黄程 陈耀龙 李幼平 2009中国循证医学杂志2009,9,5:7
10非诺贝特治疗与2型糖尿病患者长期心血管病风险的关系显示文摘2型糖尿病患者心血管病风险高,部分原因在于高三酰甘油和低高密度脂蛋白胆固醇血症。而在他汀类药物治疗基础上,加强降低三酰甘油治疗,能否降低这种风险尚不清楚。该研究的目的是在使用他汀类药物治疗的2型糖尿病患者中,确定非诺贝特能否降低心血管病风险。刘莉 叶鹏 Elam MB Ginsberg HN Lovato LC Corson M Largay J Leiter LA Lopez C O'Connor PJ Sweeney ME Weiss D Friedewald WT Buse JB Gerstein HC Probstfield J Grimm R Ismail-Beigi F Goff DC Jr Fleg JL Rosenberg Y Byington RP ACCORDION study investigators 2017中华高血压杂志2017,25,6:7
11Murine lung eosinophil activation and chemokine production in allergic airway inflammation显示文摘Eosinophils play important roles in asthma and lung infections.Murine models are widely used for assessing the functional significance and mechanistic basis for eosinophil involvements in these diseases.However,little is known about tissue eosinophils in homeostasis.In addition,little data on eosinophil chemokine production during allergic airway inflammation are available.In this study,the properties and functions of homeostatic and activated eosinophils were compared.Eosinophils from normal tissues expressed costimulation and adhesion molecules B7-1,B7-2 and ICAM-1 for Ag presentation but little major histocompatibility complex(MHC)class II,and were found to be poor stimulators of T-cell proliferation.However,these eosinophils expressed high levels of chemokine mRNA including C10,macrophage inflammatory protein(MIP)-1a,MIP-1c,MIP-2,eotaxin and monocyte chemoattractant protein-5(MCP-5),and produced chemokine proteins.Eosinophil intracellular chemokines decreased rapidly with concomitant surface marker downregulation upon in vitro culturing consistent with piecemeal degranulation.Lung eosinophils from mice with induced allergic airway inflammation exhibited increased chemokines mRNA expression and chemokines protein production and upregulated MHC class II and CD11c expression.They were also found to be the predominant producers of the CCR1 ligands CCL6/C10 and CCL9/MIP-1c in inflamed lungs.Eosinophil production of C10 and MIP-1c correlated with the marked influx of CD11bhigh lung dendritic cells during allergic airway inflammation and the high expression of CCR1 on these dendritic cells(DCs).The study provided baseline information on tissue eosinophils,documented the upregulation of activation markers and chemokine production in activated eosinophils,and indicated that eosinophils were a key chemokine-producing cell type in allergic lung inflammation.C Edward Rose Jr Joanne A Lannigan Paul Kim James J Lee Shu Man Fu Sun-sang J Sung 2010Cellular & Molecular Immunology2010,7,5:6
12Percutaneous closure of secundum type atrial septal defects:More than 5-year follow-up显示文摘AIM: To investigate long-term efficacy of two different devices more than five years after percutaneous atrial septal defect(ASD) closure in adults.METHODS: All patients who underwent percutaneous closure of an ASD in the St. Antonius Hospital, Nieuwegein, The Netherlands, between February 1998 and December 2006 were included. Percutaneous closure took place under general anaesthesia and transesophageal echocardiographic moni toring. Transthoracic echocardiography(TTE) was performed 24 h post-procedure to visualize the device position and to look for residual shunting using color Doppler. All complications were registered. All patients were invited for an outpatient visit and contrast TTE more than 5-years after closure. Efficacy was based on the presence of a residual right-to-left shunt(RLS), graded as minimal, moderate or severe. The presence of a residual left-to-right shunt(LRS) was diagnosed using color Doppler, and was not graded. Descriptive statistics were used for patients' characteristics. Univariate analysis was used to identify predictors for residual shunting.RESULTS: In total, 104 patients(mean age 45.5 ± 17.1 years) underwent percutaneous ASD closure using an Amplatzer device(ASO) in 76 patients and a Cardioseal/Starflex device(CS/SF) in 28 patients. The mean follow-up was 6.4 ± 3.4 years. Device migration occurred in 4 patients of whom two cases occurred during the index hospitalization(1 ASO, 1 CS/SF). The other 2 cases of device migration occurred during the first 6 mo of follow-up(2 CS/SF). The recurrent thrombo-embolic event rate was similar in both groups: 0.4% per follow-up year. More than 12 mo post-ASD closure and latest follow-up, new-onset supraventricular tachyarrhythmia's occurred in 3.9% and 0% for the ASO and CS/SF group, respectively. The RLS rate at latest follow-up was 17.4%(minimal 10.9%, moderate 2.2%, severe 4.3%) and 45.5%(minimal 27.3%, moderate 18.2%, severe 0%) for the ASO- and CS/SF groups, respectively. There was no residual LRS in both groups.CONCLUSION: Percutaneous ASD closure has good long-term safety and efficacy profiles. The residual RLS rate seems to be high more than 5 years after closure, especially in the CS/SF. Residual LRS was not observed.Roel JR Snijder Maarten J Suttorp Jurrien M Ten Berg Martijn C Post 2015World Journal of Cardiology2015,7,3:6
13Acute antibody-mediated rejection after intestinal transplantation显示文摘AIM To investigate the incidence, risk factors and clinical outcomes of acute antibody-mediated rejection(ABMR) after intestinal transplantation(ITx).METHODS A retrospective single-center analysis was performed to identify cases of acute ABMR after ITx, based on the presence of donor-specific antibody(DSA), acute tissue damage, C4 d deposition, and allograft dysfunction.RESULTS Acute ABMR was identified in 18(10.3%) out of 175 intestinal allografts with an average occurrence of 10 d(range, 4-162) after ITx. All acute ABMR cases were presensitized to donor human leukocyte antigens class Ⅰand/or Ⅱ antigens with a detectable DSA. A positive cross-match was seen in 14(77.8%) cases and twelve of 18 patients(66.7%) produced newly-formed DSA following ITx. Histological characteristics of acute ABMR include endothelial C4 d deposits, interstitial hemorrhage, and severe congestion with focal fibrin thrombin in the lamina propria capillaries. Multivariate analysis identified a liver-free graft and high level of panel reactive antibodyas a significant independent risk factor. Despite initial improvement after therapy, eleven recipients(61.1%) lost transplant secondary to rejection. Of those, 9(50%) underwent graft removal and 4(22.2%) received second transplantation following acute ABMR. At an average follow-up of 32.3 mo(range, 13.3-76.4), 8(44.4%) recipients died.CONCLUSION Our results indicate that acute ABMR is an important cause of intestine graft dysfunction, particularly in a liver-exclusive graft and survivors are at an increased risk of developing refractory acute rejection and chronic rejection. More effective strategies to prevent and manage acute ABMR are needed to improve outcomes.Guo-Sheng Wu Ruy J Cruz Jr Jun-Chao Cai 2016World Journal of Transplantation2016,6,4:5
14头颈部鳞癌的条件生存率显示文摘头颈部鳞癌(HNSCC)患者生存率的统计通常是从疾病被诊断时开始.但对疾病确诊后生存一段时间的患者很少应用条件生存率(conditional survival,CS)进行分析,CS分析能够提供判断患者预后的重要信息。该文旨在应用大规模的癌症数据库寻求CS参数。对1973~1998年间美国国立癌症研究院(the National Cancer Institute。NCI)的监测、流行病学和最终结果(the surveillance,epidemiology and end-results,SEER)计划(Surveillance.Epidemiology,and End Results,Fuller CD Wang S J Thomas CR Jr 2007中国口腔颌面外科杂志2007,5,3:5
15Counter-regulatory phosphatases TNAP and NPP1 temporally regulate tooth root cementogenesis显示文摘Cementum is critical for anchoring the insertion of periodontal ligament fibers to the tooth root. Several aspects of cementogenesis remain unclear, including differences between acellular cementum and cellular cementum, and between cementum and bone.Biomineralization is regulated by the ratio of inorganic phosphate(Pi) to mineral inhibitor pyrophosphate(PPi), where local Piand PPi concentrations are controlled by phosphatases including tissue-nonspecific alkaline phosphatase(TNAP) and ectonucleotide pyrophosphatase/phosphodiesterase 1(NPP1). The focus of this study was to define the roles of these phosphatases in cementogenesis. TNAP was associated with earliest cementoblasts near forming acellular and cellular cementum. With loss of TNAP in the Alpl null mouse, acellular cementum was inhibited, while cellular cementum production increased, albeit as hypomineralized cementoid. In contrast, NPP1 was detected in cementoblasts after acellular cementum formation, and at low levels around cellular cementum. Loss of NPP1 in the Enpp1 null mouse increased acellular cementum, with little effect on cellular cementum.Developmental patterns were recapitulated in a mouse model for acellular cementum regeneration, with early TNAP expression and later NPP1 expression. In vitro, cementoblasts expressed Alpl gene/protein early, whereas Enpp1 gene/protein expression was significantly induced only under mineralization conditions. These patterns were confirmed in human teeth, including widespread TNAP, and NPP1 restricted to cementoblasts lining acellular cementum. These studies suggest that early TNAP expression creates a low PPienvironment promoting acellular cementum initiation, while later NPP1 expression increases PPi, restricting acellular cementum apposition. Alterations in PPihave little effect on cellular cementum formation, though matrix mineralization is affected.Laura E Zweifler Mudita K Patel Francisco H Nociti Jr Helen F Wimer Jose L Milln Martha J Somerman Brian L Foster 2015International Journal of Oral Science2015,7,1:5
16Magnetic resonance angiography for the primary diagnosis of pulmonary embolism: A review from the international workshop for pulmonary functional imaging显示文摘Pulmonary contrast enhanced magnetic resonance angiography(CE-MRA) is useful for the primary diagnosis of pulmonary embolism(PE). Many sites have chosen not to use CE-MRA as a first line of diagnostic tool for PE because of the speed and higher efficacy of computerized tomographic angiography(CTA). In this review, we discuss the strengths and weaknesses of CEMRA and the appropriate imaging scenarios for the primary diagnosis of PE derived from our unique multiinstitutional experience in this area. The optimal patient for this test has a low to intermediate suspicion for PE based on clinical decision rules. Patients in extremis are not candidates for this test. Younger women(< 35 years of age) and patients with iodinated contrast allergies are best served by using this modality We discuss the history of the use of this test, recent technical innovations, artifacts, direct and indirect findings for PE, ancillary findings, and the effectiveness(patient outcomes) of CE-MRA for the exclusion of PE. Current outcomes data shows that CE-MRA and NM V/Q scans are effective alternative tests to CTA for the primary diagnosis of PE.Nanae Tsuchiya Edwin JR van Beek Yoshiharu Ohno Hiroto Hatabu Hans-Ulrich Kauczor Andrew Swift Jens Vogel-Claussen Jürgen Biederer James Wild Mark O Wielpütz Mark L Schiebler 2018World Journal of Radiology2018,10,6:4
17Clinical and pathological characteristics of brain metastasis resected after failed radiosurgery显示文摘Jagannathan J Bourne TD Schlesinger D Yen CP Shaffrey ME Laws ER Jr Sheehan JP. 2010中国神经肿瘤杂志2010,8,1:4
18ATP-binding cassette subfamily B member 1 (ABCB1) and subfamily C member 10(ABCC1O) are not primary resistance factors for cabazitaxel显示文摘Introduction:ATP-binding cassette subfamily B member 1(ABCB1) and subfamily C member 10(ABCCIO) proteins are efflux transporters that couple the energy derived from ATP hydrolysis to the translocation of toxic substances and chemotherapeutic drugs out of cells.Cabazitaxel is a novel taxane that differs from paclitaxel by its lower affinity for ATP-binding cassette(ABC) transporters.Methods:We determined the effects of cabazitaxel,a novel tubulin-binding taxane,and paclitaxel on paclitaxelresistant,ABCB1-overexpressing KB-C2 and LLC-MDR1-WT cells and paclitaxel-resistant,ABCC10-overexpressing HEK293/ABCC10 cells by calculating the degree of drug resistance and measuring ATPase activity of the ABCB1 transporter.Results:Decreased resistance to cabazitaxel compared with paclitaxel was observed in KB-C2,LLC-MDR1-WT,and HEK293/ABCC10 cells.Moreover,cabazitaxel had low efficacy,whereas paclitaxel had high efficacy in stimulating the ATPase activity of ABCB1,indicating a direct interaction of both drugs with the transporter.Conclusion:ABCB1 and ABCC10 are not primary resistance factors for cabazitaxel compared with paclitaxel,suggesting that cabazitaxel may have a low affinity for these efflux transporters.Rishil J Kathawala Yi-Jun Wang Suneet Shukla Yun-Kai Zhang Saeed Alqahtani Amal Kaddoumi Suresh V Ambudkar Charles R Ashby Jr Zhe-Sheng Chen 2015Chinese Journal of Cancer2015,34,3:4
19少量无机硝酸盐或甜菜根可有效抑制盐诱发的血压升高显示文摘为降低盐诱发高血压的风险,医学专家强调的膳食指南是促进高钾低钠摄入以使钾钠摩尔比≥1∶1。然而过去几十年间,几乎没人改变他们的膳食习惯以充分满足推荐的膳食钠钾目标。因此,降低盐诱发高血压的风险又不要求改变主要膳食习惯的新策略具有相当大的医学意义。该研究在一个广泛应用的盐诱发高血压模型Dahl盐敏感性大鼠中,发现补充硝酸盐与钠的摩尔比约为1∶170时,补充膳食硝酸盐摄入可以抑制盐诱发高血压的形成。赵狄 练桂丽 Morris RC Jr Pravenec M ■ J DiCarlo SE Kurtz TW 2019中华高血压杂志2019,27,6:3
20Quality of life, work productivity impairment and healthcare resources in inflammatory bowel diseases in Brazil显示文摘BACKGROUND Inflammatory bowel diseases(IBD)have been associated with a low quality of life(QoL)and a negative impact on work productivity compared to the general population.Information about disease control,patient-reported outcomes(PROs),treatment patterns and use of healthcare resources is relevant to optimizing IBD management.AIM To describe QoL and work productivity and activity impairment(WPAI),treatment patterns and use of healthcare resources among IBD patients in Brazil.METHODS A multicenter cross-sectional study included adult outpatients who were previously diagnosed with moderate to severe Crohn’s disease(CD)or ulcerative colitis(UC).At enrolment,active CD and UC were defined as having a Harvey Bradshaw Index≥8 or a CD Activity Index≥220 or calprotectin>200μg/g or previous colonoscopy results suggestive of inadequate control(per investigator criteria)and a 9-point partial Mayo score≥5,respectively.The PRO assessment included the QoL questionnaires SF-36 and EQ-5D-5L,the Inflammatory Bowel Disease Questionnaire(IBDQ),and the WPAI questionnaire.Information about healthcare resources and treatment during the previous 3 years was collected from medical records.Chi-square,Fisher’s exact and Student’s t-/Mann-Whitney U tests were used to compare PROs,treatment patterns and the use of healthcare resources by disease activity(α=0.05).RESULTS Of the 407 patients in this study(CD/UC:64.9%/35.1%,mean age 42.9/45.9 years,54.2%/56.6%female,38.3%/37.1%employed),44.7%/25.2%presented moderate-to-severe CD/UC activity,respectively,at baseline.Expressed in median values for CD/UC,respectively,the SF-36 physical component was 46.6/44.7 and the mental component was 45.2/44.2,the EQ-visual analog scale score was 80.0/70.0,and the IBDQ overall score was 164.0/165.0.Moderate to severe activity,female gender,being unemployed,a lower educational level and lower income were associated with lower QoL(P<0.05).Median work productivity impairment was 20%and 5%for CD and UC patients,respectively,and activity impairment was 30%,the latter being higher among patients with moderate to severe disease activity compared to patients with mild or no disease activity(75.0%vs 10.0%,P<0.001).For CD/UC patients,respectively,25.4%/2.8%had at least one surgery,38.3%/19.6%were hospitalized,and 70.7%/77.6%changed IBD treatment at least once during the last 3 years.The most common treatments at baseline were biologics(75.3%)and immunosuppressants(70.9%)for CD patients and 5-ASA compounds(77.5%)for UC patients.CONCLUSION Moderate to severe IBD activity,especially among CD patients,is associated with a substantial impact on QoL,work productivity impairment and an increased number of IBD surgeries and hospitalizations in Brazil.Rogerio Serafim Parra Julio MF Chebli Heda MBS Amarante Cristina Flores Jose ML Parente Odery Ramos Milene Fernandes Jose JR Rocha Marley R Feitosa Omar Feres Antonio S Scotton Rodrigo B Nones Murilo M Lima Cyrla Zaltman Carolina D Goncalves Isabella M Guimaraes Genoile O Santana Ligia Y Sassaki Rogerio S Hossne Mauro Bafutto Roberto LK Junior Mikaell AG Faria Sender J Miszputen Tarcia NF Gomes Wilson R Catapani Anderson A Faria Stella CS Souza Rosana F Caratin Juliana T Senra Maria LA Ferrari 2019World Journal of Gastroenterology2019,25,38:2
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