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136篇 您的检索式:作者名="MARTA D"
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1Endoscopic approach to malignant strictures at the hepatic hilum显示文摘Hilar tumors have proven to be a challenge to treat and manage because of their poor sensitivity to conventional therapies and our inability to prevent or to detect early tumor formation. Endoscopic stent drainage has been proposed as an alternative to biliary-enteric bypass surgery and percutaneous drainage to palliate malignant biliary obstruction. Prosthetic palliation of patients with malignant hilar stenoses poses particular difficulties, especially in advanced lesions (type n lesions or higher). The risk of cholangitis after contrast injection into the biliary tree in cases where incomplete drainage is achieved is well known. The success rate of plastic stent insertion is around 80% in patients with proximal tumors. Relief of symptoms can be achieved in nearly all patients successfully stented.Giovanni D De Palma Stefania Masone Maria Rega Immacolata Simeoli Francesca Salvatori Saverio Siciliano Francesco Maione Valerio Girardi Marta Celiento Giovanni Persico 2007World Journal of Gastroenterology2007,13,30:8
2Embryonic stem cell factors and pancreatic cancer显示文摘Pancreatic ductal adenocarcinoma(PDAC),the most common type of pancreatic tumor,is a highly aggressive human cancer with the lowest five-year survival rate of any human maligancy primarily due to its earlymetastasis and lack of response to chemotherapy and radiation.Recent research suggests that PDAC cells comprise a hierarchy of tumor cells that develop around a population of cancer stem cells(CSCs),a small and distinct population of cancer cells that mediates tumoregenesis,metastasis and resistance to standard treatments.Thus,CSCs could be a target for more effective treatment options.Interestingly,pancreatic CSCs are subject to regulation by some of key embryonic stem cell(ESC)transctiption factors abberently expressed in PDAC,such as SOX2,OCT4 and NANOG.ESC transcription factors are important DNA-binding proteins present in both embryonic and adult somatic cells.The critical role of these factors in reprogramming processes makes them essential not only for embryonic development but also tumorigenesis.Here we provide an overview of stem cell transcription factors,particularly SOX2,OCT4,and NANOG,on their expression and function in pancreatic cancer.In contrast to embryonic stem cells,in which OCT4 and SOX2 are tightly regulated and physically interact to regulate a wide spectrum of target genes,de novo SOX2 expression alone in pancreatic cancer cells is sufficient to promote self-renewal,dedifferentiation and imparting stemness characteristics via impacting specific cell cycle regulatory genes and epithelial-mesnechymal transtion driver genes.Thus,targeting ESC factors,particularly SOX2,could be a worthy strategy for pancreatic cancer therapy.Marta Herreros-Villanueva Luis Bujanda Daniel D Billadeau Jin-San Zhang 2014World Journal of Gastroenterology2014,20,9:5
3Anatomical and functional changes after dexamethasone implant and ranibizumab in diabetic macular edema: a retrospective cohort study显示文摘AIM: To investigate the efficacy and safety of ranibizumab(RZB group) and dexamethasone implant(DEX group) intravitreal treatments in patients with treatment-na?ve center involved diabetic macular edema(DME) by means of functional and morphological assessments.METHODS: This retrospective cohort study included 50 eyes of 50 patients with DME treated either with RBZ or DEX. Best-corrected visual acuity(BCVA) and microperimetry were evaluated at baseline and during a 6-month follow-up. In addition, central macular thickness(CMT) by means of structural optical coherence tomography(OCT) and retinal capillary plexus density and choriocapillary density by means of OCT angiography were assessed in all cases.RESULTS: Functional and morphological parameters significantly improved during the study period in both groups. BCVA improved significantly in both groups witha greater increase in the DEX group compared to the RBZ group(P=0.030). Microperimetry significantly differed during follow-up between the two treatments(P=0.031). In both groups CMT significantly decreased(P<0.001) without statistically significant differences between the two groups. A statistically significant increase of deep capillary plexus density was detected in both groups at 30 d after therapy. The retreatment rate was 0.70±0.10 and 0.65±0.10 in the RBZ group and 0.65±0.10 and 0.50±0.11 in DEX group at 120 and 180 d respectively. Two out of 25 patients in DEX group showed intraocular pressure increase requiring hypotonic eye drops.CONCLUSION: Both treatments are very effective for DME treatment during 6 mo of follow-up with a lower retreatment rate in DEX group.Leonardo Mastropasqua Silvio Di Staso Rossella D’Aloisio Alessandra Mastropasqua Luca DiAntonio Alfonso Senatore Marco Ciancaglini Marta Di Nicola Giuseppe Di Martino DanieleTognetto Lisa Toto 2019International Journal of Ophthalmology(English edition)2019,12,10:2
4Orthostatic hypotension,an often-neglected problem in community-dwelling older people:discrepancies between studies and real life显示文摘Orthostatic hypotension (OH)is a common condition in older persons.According to the 2011criteria,OH is defined by a sustained reduction of systolic blood pressure of 20 mmHg or a 10mmHg-fall of diastolic blood pressure,[1] Its prevalence increases with age and according to a recent systematic review the pooled prevalence in community dwelling older people is 22.2%.[2]Although OH is largely explained by concurrent clinical conditions (in particular, hypertension,diabetes,malnutrition,vascular encephalopa- thy,anemia,Parkinson's disease)[3],aging per se determines a series of physiological dysfunctions potentially representing its biological substratum (e.g.,reduction in barore- flex-mediated cardiovascular function,altered salt and water balance at renal level,impaired cardiac diastolic filling).It is also noteworthy that age-related changes in pharmacokinetic and pharmacodynamic mechanisms of drugs (especially in the context of polypharmacy)also increase the risk of OH.Sarah Damanti Dario Consormi Annalisa Valentini Benedetta Cerasoli Martina Biotto Federica Conti Marta Clerici Pasqualina Iannuzzi Emanuela Manzo Paolo D Rossi Simona Ciccone Matteo Cesari 2018Journal of Geriatric Cardiology2018,15,10:2
5Clinical applications of advanced magnetic resonance imaging techniques for arthritis evaluation显示文摘Magnetic resonance imaging(MRI) has allowed a comprehensive evaluation of articular disease, increasing the detection of early cartilage involvement, bone erosions, and edema in soft tissue and bone marrow compared to other imaging techniques. In the era of functional imaging, new advanced MRI sequences are being successfully applied for articular evaluation in cases of inflammatory, infectious, and degenerative arthropathies. Diffusion weighted imaging, new fat suppression techniques such as DIXON, dynamic contrast enhanced-MRI, and specific T2 mapping cartilage sequences allow a better understanding of the physiopathological processes that underlie these different arthropathies. They provide valuable quantitative information that aids in their differentiation and can be used as potential biomarkers of articular disease course and treatment response.Teodoro Martín Noguerol Antonio Luna Marta Gómez Cabrera Alexie D Riofrio 2017World Journal of Orthopedics2017,8,9:2
6The magnitude of eopigmentation in the colour of aged red wines made in the Canary Islands 显示文摘Jacinto D M Marta C L Jose Federico E G 2007Eur Food Res Techno12007,224,5:1
7Endoscopic ultrasound-guided fine needle aspiration with 22- and 25-gauge needles in solid pancreatic masses: A prospective comparative study with randomisation of needle sequence显示文摘Carlo Fabbri Anna Maria Polifemo Carmelo Luigiano Vincenzo Cennamo Paola Baccarini Guido Collina Adele Fornelli Sandro Macchia Nicola Zanini Elio Jovine Marta Fiscaletti Angela Alibrandi Nicola D’Imperio 2011Digestive and Liver Disease2011,,8:1
8Chemokine re- ceptor CCR5 expression in conjunctival epithelium of pa- tients with dry eye syndrome 显示文摘ABHA G MARTA S STEFANO B REZA D 2006Arch Ophthalmol2006,124,5:1
9Tunnel complex unloaded by a deep excavation显示文摘Marta D 2001Computer and Geotechnics2001,28,:1
10Insights into the reaction of β-lactam antibiotics with copper(II) ions in aqueous and micellar media: Kinetic and spectrometric studies显示文摘Alfonso Fernández-González Rosana Badía Marta Elena Díaz-García 2005Analytical Biochemistry2005,,1:1
11Breeding barriers between the cultivated strawberry, Fragaria × ananassa, and related wild germplasm显示文摘Arias E. Marta Elsa L. Camadro Juan C. Díaz-Ricci Atilio P. Castagnaro 2004Euphytica2004,,2:1
12FLICE, A Novel FADD-Homologous ICE/CED-3–like Protease, Is Recruited to the CD95 (Fas/APO-1) Death-Inducing Signaling Complex显示文摘Marta Muzio Arul M Chinnaiyan Frank C Kischkel Karen O’Rourke Andrej Shevchenko Jian Ni Carsten Scaffidi James D Bretz Mei Zhang Reiner Gentz Matthias Mann Peter H Krammer Marcus E Peter Vishva M Dixit 1996Cell1996,,:1
13Impaired T-cell regulation of B-cell growth in Helicobacter pylori –related gastric low-grade MALT lymphoma显示文摘Mario M. D’Elios Amedeo Amedei Marta Manghetti Francesco Costa Cosima T. Baldari Adnan S. Quazi John L. Telford Sergio Romagnani Gianfranco del Prete 1999Gastroenterology1999,,5:1
14Fabrica- tion of high quality anodic aluminum oxide (AAO) on low purity aluminum-a comparative study with the AAO produced on high purity aluminum显示文摘MARTA M D NOREK M STEPNIOWSKI W J 2013Electrochimica Acta2013,105,:1
15Consequence a- nalysis by means of characteristic curves to determine the damage to humans from the detonation of explosive substances as a function of TNT equivalence显示文摘Fernando D A Enrique G F Marta D M 2008Journal of Loss Prevention in the Process Industries2008,20,1:1
16Lipoic acid ameliorates oxidative stress and renal injury in alloxan diabetic rabbits显示文摘Dominika M Konrad S Marta D 0,,:1
17Biological Signatures of Asymptomatic Extra- and Intracranial Atherosclerosis: The Barcelona-AsIA (Asymptomatic Intracranial Atherosclerosis) Study显示文摘Elena López-Cancio Amparo Galán Laura Dorado Marta Jiménez María Hernández Mónica Millán Silvia Reverté Anna Su?ol Jaume Barallat Anna Massuet Maria Teresa Alzamora Antonio Dávalos Juan Francisco Arenillas 2012Stroke2012,,10:1
18Refractory hepatic encephalopathy in a patient with hypothyroidism: Another element in ammonia metabolism显示文摘Hepatic encephalopathy(HE) remains a diagnosis of exclusion due to the lack of specific signs and symptoms. Refractory HE is an uncommon but serious condition that requires the search of hidden precipitating events(i.e.,portosystemic shunt) and alternative diagnosis. Hypothyroidism shares clinical manifestations with HE and is usually considered within the differential diagnosis of HE. Here,we describe a patient with refractory HE who presented a large portosystemic shunt and post-ablative hypothyroidism. Her cognitive impairment,hyperammonaemia,electroencephalograph alterations,impaired neuropsychological performance,and magnetic resonance imaging and spectroscopy disturbances were highly suggestive of HE,paralleled the course of hypothyroidism and normalized after thyroid hormone replacement. There was no need for intervention over the portosystemic shunt. The case findings support that hypothyroidism may precipitate HE in cirrhotic patients by inducing hyperammonaemia and/or enhancing ammonia brain toxicity. This case led us to consider hypothyroidism not only in the differential diagnosis but also as a precipitating factor of HE.Fernando Díaz-Fontenla Marta Castillo-Pradillo Arantxa Díaz-Gómez Luis Ibanez-Samaniego Pilar Gancedo Juan Adan Guzmán-de-Villoria Pilar Fernández-García Rafael Banares-Canizares Rita García-Martínez 2017World Journal of Gastroenterology2017,23,28:1
19Human resource management in entrepreneurial firms: a literaturereview显示文摘Marina D Marta ODUC andhna MR 2011International Journal of Manpower2011,32,1:1
20The magnitude of copigmentation in the color of aged red wines made in the Canary Islands 显示文摘Jacinto D Marta C L Jose F 2007Eur Food Res Technol2007,224,:1
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