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1516篇 您的检索式:作者名="Calder"
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1Prognostic factors for recurrence of gastrointestinal bleeding due to Dieulafoy's lesion显示文摘AIM:To analyze the effectiveness of the endoscopic therapy and to identify prognostic factors for recurrent bleeding.METHODS:Retrospective study of patients with gastrointestinal bleeding secondary to Dieulafoy's lesion(DL) from 2005 to 2011.We analyzed the demographic characteristics of the patients,risk factors for gastrointestinal bleeding,endoscopic findings,characteristics of the endoscopic treatment,and the recurrence of bleeding.We included cases in which endoscopy described a lesion compatible with Dieulafoy.We excluded patients who had potentially bleeding lesions such as angiodysplasia in other areas or had undergone other gastrointestinal endoscopic procedures.RESULTS:Twenty-nine patients with DL were identified.Most of them were men with an average age of 71.5 years.Fifty-five percent of the patients received antiaggregatory or anticoagulant therapy.The most common location for DL was the stomach(51.7%).The main type of bleeding was oozing in 65.5% of cases.In 27.6% of cases,there was arterial(spurting) bleeding,and 6.9% of the patients presented with an adherent clot.A single endoscopic treatment was applied to nine patients(31%);eight of them with adrenaline and one with argon,while 69% of the patients received combined treatment.Six patients(20.7%) presented with recurrent bleeding at a median of 4 d after endoscopy(interquartile range = 97.75).Within these six patients,the new endoscopic treatment obtained a therapeutic success of 100%.The presence of arterial bleeding at endoscopy was associated with a higher recurrence rate for bleeding(50% vs 33.3% for other type of bleeding) [P = 0.024,odds ratio(OR) = 8.5,95% CI = 1.13-63.87].The use of combined endoscopic treatment prevented the recurrence of bleeding(10% vs 44.4% of single treatment)(P = 0.034,OR = 0.14,95% CI = 0.19-0.99).CONCLUSION:Endoscopic treatment of DL is safe and effective.Adrenaline monotherapy and arterial(spurting) bleeding are associated with a high rate of bleeding recurrence.Yuliana Jamanca-Poma Antonio Velasco-Guardado Concepción Piero-Pérez Renzo Calderón-Begazo Josue Umaa-Mejía Fernando Geijo-Martínez Antonio Rodríguez-Pérez 2012World Journal of Gastroenterology2012,18,40:11
2Football injuries of the ankle: A review of injury mechanisms, diagnosis and management显示文摘Football is the most popular sport worldwide and is associated with a high injury rate, most of which are the result of trauma from player contact. Ankle injuries are among the most commonly diagnosed injuries in the game. The result is reduced physical activity and endurance levels, lost game time, and considerable medical cost. Sports medicine professionals must employ the correct diagnostic tools and effective treatments and rehabilitation protocols to minimize the impact of these injuries on the player. This review examines the diagnosis, treatment, and postoperative rehabilitation for common football injuries of the ankle based on the clinical evidence provided in the current literature.Raymond J Walls Keir A Ross Ethan J Fraser Christopher W Hodgkins Niall A Smyth Christopher J Egan James Calder John G Kennedy 2016World Journal of Orthopedics2016,7,1:5
3The direction of causality between financial development and economic growth显示文摘César Calderón Lin Liu 2003Journal of Development Economics2003,,1:3
4Early pancreatic cancer in Ig G4-related pancreatic mass:A case report显示文摘BACKGROUND IgG4-related disease can manifest diversely,including autoimmune pancreatitis and IgG4-related cholangiopathy.We are reporting a very unusual cause of pancreatic cancer triggered in a previously unknown IgG4-related disease.CASE SUMMARY A 75-year-old man was diagnosed with a 43 mm×33 mm pancreatic head tumor after consulting for abdominal pain and jaundice.A pancreaticoduodenectomy was carried out uneventfully,and the histopathology report showed an early stage of acinar-cell pancreatic cancer.The patient reconsulted on the 30th postoperative day with fever,jaundice and asthenia.Magnetic resonance cholangiopancreatography evidenced an extense bile duct stricture.A percutaneous biliary drainage proved to be ineffective,even after exchanging it with larger bore drainage.Reviewing the surgical specimen,features compatible with IgG4-related disease were observed.Consequently,empiric treatment with steroids was initiated achieving excellent results.CONCLUSION IgG4-related disease may cause chronic inflammation of the pancreas and can condition pancreatic malignancies.Juan Glinka Francisco Calderón Martín de Santibanes Sung Ho Hyon Adrián Gadano Eduardo Mullen Melina Pol Juan Spina Eduardo de Santibanes 2019World Journal of Gastrointestinal Surgery2019,11,12:3
5Preoperative immunonutrition in patients undergoing liver resection:A prospective randomized trial显示文摘BACKGROUND Preoperative supplementation with immunonutrients, including arginine and n-3 fatty acids, has been shown in a number of systematic reviews to reduce infectious complications in patients who have undergone gastrointestinal surgery. Limited information, however, is available on the benefits of nutritional supplementation enriched with arginine and n-3 fatty acids in patients undergoing liver resection.AIM To evaluate the effects of preoperative nutritional supplementation enriched with arginine and n-3 fatty acids on inflammatory and immunologic markers and clinical outcome in patients undergoing liver resection.METHODS Thirty-four patients undergoing liver resection were randomized to either five days of preoperative Impact? [1020 kcal/d, immunonutrition(IMN) group], or standard care [no supplementation, standard care(STD) group]. Nutritional status was measured at study entry by subjective global assessment(SGA).Functional assessments(grip strength, fatigue and performance status) were carried out at study entry, on the day prior to surgery, and on postoperative day(POD) 7 and 30. Inflammatory and immune markers were measured at study entry, on the day prior to surgery, and POD 1, 3, 5, 7, 10 and 30. Postoperative complications were recorded prospectively until POD30.RESULTS A total of 32 patients(17 IMN and 15 STD) were analysed. All except four patients were SGA class A. The plasma ratio of(eicosapentaenoic acid plus docosahexaenoic acid) to arachidonic acid was higher in IMN patients on the day prior to surgery and POD 1, 3, 5 and 7(P < 0.05). Plasma interleukin(IL)-6 concentrations were elevated in the IMN group(P = 0.017 for POD7). No treatment effect was detected for functional measures, immune response(white cell count and total lymphocytes) or markers of inflammation(C-reactive protein,tumour necrosis factor-α, IL-8, IL-10). There were 10 patients with infectious complications in the IMN group and 4 in the STD group(P = 0.087). Median hospital stay was 9(range 4–49) d in the IMN group and 8(3-34) d in the STD group(P = 0.476).CONCLUSION In well-nourished patients undergoing elective liver resection, this study failed to show any benefit of preoperative immunonutrition.Kylie Russell Han-Guang Zhang Lyn K GillANDers Adam SJR Bartlett Helena L Fisk Philip C Calder Peter J Swan Lindsay D Plank 2019World Journal of Hepatology2019,11,3:3
6Incidence of adverse biological effects within ranges of chemical concentrations in marine and estuarine sediments显示文摘Edward R. Long Donald D. Macdonald Sherri L. Smith Fred D. Calder 1995Environmental Management1995,,1:3
7Brand diagnostics: Mapping branding effects using consumer associative networks显示文摘Geraldine R. Henderson Dawn Iacobucci Bobby J. Calder 1998European Journal of Operational Research1998,,2:2
8Caerulin-induced pancreatitis in rats: Histological and genetic expression changes from acute phase to recuperation显示文摘瞄准:为了学习组织学、联系胰腺炎的蛋白质 mRNA 累积,在老鼠从导致 caerulin 的胰腺炎的尖锐阶段胰改变到恢复。方法:尖锐胰腺炎被 caerulein 在男 Wistar 老鼠导致并且列在后面在上面为 90 d 由组织学并且胰的 mRNA 分析。胰在 0 点被把, 9, 24 h 并且 3, 5, 15, 30, 60, 90 d 正式就职以后。浮肿(E) , polymorphonuclear neutrophil (PMN ) 渗入,细胞质的空泡形成(V) ,酶原小粒弄空(ZD ) 和腺泡组织的破坏(广告) 是评估的用显微镜。联系胰腺炎的蛋白质(奶头) 和 L13A mRNAs 的累积被即时 PCR 确定。结果:主要组织学的变化出现在为 PMN 渗入和细胞质的 V 正式就职以后的 9 h 在为 E 和 ZD 的 24 h 和 3 d 分别地。所有参数在 5 d 以后被恢复,除了推迟了超过 30 d 的 ZD。主要广告在 15 d 以后被观察,值在 30 d 以后回到了正常。同样到组织学的变化, PAP mRNA 的累积在 24 h 与最高的累积在 9 h 被增加,差别消失在 5 d 以后。结论:从尖锐阶段发生到胰的胰腺炎,新生和重新区别的恢复并且奶头表示是只胰腺炎的尖锐回答。Javier Magaa-Gómez Guillermo López-Cervantes Ana María Calderón de la Barca 2006World Journal of Gastroenterology2006,12,25:2
9Dendritic cell deficiencies persist seven months after SARS-CoV-2 infection显示文摘Severe Acute Respiratory Syndrome Coronavirus(SARS-CoV)-2 infection induces an exacerbated inflammation driven by innate immunity components.Dendritic cells(DCs)play a key role in the defense against viral infections,for instance plasmacytoid DCs(pDCs),have the capacity to produce vast amounts of interferon-alpha(IFN-α).In COVID-19 there is a deficit in DC numbers and IFN-αproduction,which has been associated with disease severity.In this work,we described that in addition to the DC deficiency,several DC activation and homing markers were altered in acute COVID-19 patients,which were associated with multiple inflammatory markers.Remarkably,previously hospitalized and nonhospitalized patients remained with decreased numbers of CD1c+myeloid DCs and pDCs seven months after SARS-CoV-2 infection.Moreover,the expression of DC markers such as CD86 and CD4 were only restored in previously nonhospitalized patients,while no restoration of integrinβ7 and indoleamine 2,3-dyoxigenase(IDO)levels were observed.These findings contribute to a better understanding of the immunological sequelae of COVID-19.Alberto Pérez-Gómez Joana Vitallé Carmen Gasca-Capote Alicia Gutierrez-Valencia María Trujillo-Rodriguez Ana Serna-Gallego Esperanza Muñoz-Muela María de los Reyes Jiménez-Leon Mohamed Rafii-El-Idrissi Benhnia Inmaculada Rivas-Jeremias Cesar Sotomayor Cristina Roca-Oporto Nuria Espinosa Carmen Infante-Domínguez Juan Carlos Crespo-Rivas Alberto Fernández-Villar Alexandre Pérez-González Luis Fernando López-Cortés Eva Poveda Ezequiel Ruiz-Mateos JoséMiguel Cisneros Sonsoles Salto-Alejandre Judith Berastegui-Cabrera Pedro Camacho-Martínez Carmen Infante-Domínguez Marta Carretero-Ledesma Juan Carlos Crespo-Rivas Eduardo Márquez JoséManuel Lomas Claudio Bueno Rosario Amaya JoséAntonio Lepe Jerónimo Pachón Elisa Cordero Javier Sánchez-Céspedes Manuela Aguilar-Guisado Almudena Aguilera Clara Aguilera Teresa Aldabo-Pallas Verónica Alfaro-Lara Cristina Amodeo Javier Ampuero María Dolores Avilés Maribel Asensio Bosco Barón-Franco Lydia Barrera-Pulido Rafael Bellido-Alba Máximo Bernabeu-Wittel Candela Caballero-Eraso Macarena Cabrera Enrique Calderón Jesús Carbajal-Guerrero Manuela Cid-Cumplido Yael Corcia-Palomo Juan Delgado Antonio Domínguez-Petit Alejandro Deniz Reginal Dusseck-Brutus Ana Escoresca-Ortega Fátima Espinosa Nuria Espinosa Michelle Espinoza Carmen Ferrándiz-Millón Marta Ferrer Teresa Ferrer Ignacio Gallego-Texeira Rosa Gámez-Mancera Emilio García Horacio García-Delgado Manuel García-Gutiérrez María Luisa Gascón-Castillo Aurora González-Estrada Demetrio González Carmen Gómez-González Rocío González-León Carmen Grande-Cabrerizo Sonia Gutiérrez Carlos Hernández-Quiles Inmaculada Concepción Herrera-Melero Marta Herrero-Romero Luis Jara Carlos Jiménez-Juan Silvia Jiménez-Jorge Mercedes Jiménez-Sánchez Julia Lanseros-Tenllado Carmina López Isabel López Álvaro López-Barrios Luis F.López-Cortés Rafael Luque-Márquez Daniel Macías-García Guillermo Martín-Gutiérrez Luis Martín-Villén JoséMolina Aurora Morillo María Dolores Navarro-Amuedo Dolores Nieto-Martín Francisco Ortega María Paniagua-García Amelia Peña-Rodríguez Esther Pérez Manuel Poyato Julia Praena-Segovia Rafaela Ríos Cristina Roca-Oporto Jesús F.Rodríguez María Jesús Rodríguez-Hernández Santiago Rodríguez-Suárez Ángel Rodríguez-Villodres Nieves Romero-Rodríguez Ricardo Ruiz Zida Ruiz de Azua Celia Salamanca Sonia Sánchez Víctor Manuel Sánchez-Montagut César Sotomayor Alejandro Suárez Benjumea Javier Toral 2021Cellular & Molecular Immunology2021,18,9:2
10Effect of Cold-Water Immersion on Skeletal Muscle Contractile Properties in Soccer Players显示文摘Juan Manuel García-Manso Darío Rodríguez-Matoso David Rodríguez-Ruiz Samuel Sarmiento Yves de Saa Javier Calderón 2011American Journal of Physical Medicine & Rehabilitation2011,,5:2
11Protective effect of sulforaphane pretreatment against cisplatin-induced liver and mitochondrial oxidant damage in rats显示文摘Leobardo Gaona-Gaona Eduardo Molina-Jijón Edilia Tapia Cecilia Zazueta Rogelio Hernández-Pando Mariel Calderón-Oliver Guillermo Zarco-Márquez Enrique Pinzón José Pedraza-Chaverri 2011Toxicology2011,,1:2
12Leuprolide acetate induces structural and functional recovery of injured spinal cord in rats显示文摘Gonadotropin-releasing hormone(Gn RH) and its synthetic analog leuprolide acetate, a Gn RH agonist, have neurotrophic properties. This study was designed to determine whether administration of leuprolide acetate can improve locomotor behavior, gait, micturition reflex, spinal cord morphology and the amount of microglia in the lesion epicenter after spinal cord injury in rats. Rats with spinal cord compression injury were administered leuprolide acetate or saline solution for 5 weeks. At the 5th week, leuprolide acetate-treated rats showed locomotor activity recovery by 38%, had improvement in kinematic gait and exhibited voiding reflex recovery by 60%, as compared with the 1st week. By contrast, saline solution-treated rats showed locomotor activity recovery only by 7%, but voiding reflex did not recover. More importantly, leuprolide acetate treatment reduced microglial immunological reaction and induced a trend towards greater area of white and gray matter in the spinal cord. Therefore, leuprolide acetate has great potential to repair spinal cord injury.Carmen Díaz Galindo Beatriz Gómez-González Eva Salinas Denisse Calderón-Vallejo Irma Hernández-Jasso Eduardo Bautista J Luis Quintanar 2015Neural Regeneration Research2015,10,11:2
13HEART RATE VARIABILITY DURING HIGH-INTENSITY EXERCISE显示文摘The aim of this paper is to describe and analyse the behaviour of heart rate variability(HRV)during constant-load,high-intensity exercise using a time frequency analysis(Wavelet Transform).Eleven elite cyclists took part in the study(age:18.6±3.0 years;VO_(2max):4.88±0.61 litres·min^(-1)).Initially,all subjects performed an incremental cycloergometer test to determine load power in a constant load-test(379.55±36.02 W;89.0%).HRV declined dramatically from the start of testing(p<0.05).The behaviour of power spectral density within the LF band mirrored that of total energy,recording a significant decrease from the outset LF peaks fell rapidly thereafter,remaining stable until the end of the test.HF-VHF fell sharply in the first 20 to 30 seconds.The relative weighting(%) of HF-VHF was inverted with the onset of fatigue,[1.6%at the start,7.1(p<0.05) at the end of the first phase,and 43.1%(p<0.05) at the end of the test].HF-VHF_(peak) displayed three phases:a moderate initial increase,followed by a slight fall,thereafter increasing to the end of the test.The LF/HF-VHF ratio increased at the start,later falling progressively until the end of the first phase and remaining around minimal values until the end of the test.SARMIENTO Samuel GARCIA-MANSO Juan Manuel MARTIN-GONZALEZ Juan Manuel VA-AMONDE Diana CALDERóN Javier DA SILVA-GRIGOLETTO Marzo Edir 2013Journal of Systems Science & Complexity2013,26,1:2
14Hepatic lipid metabolism changes in short-and long-term prehepatic portal hypertensive rats显示文摘AIM: To verify the impairment of the hepatic lipid metabolism in prehepatic portal hypertension. METHODS: The concentrations of free fatty acids, diacylglycerol, triglycerides, and phospholipids were assayed by using D-[U-14C] glucose incorporation in the different lipid fractions and thin-layer chromatography and cholesterol was measured by spectrophotometry, in liver samples of Wistar rats with partial portal vein ligation at short- (1 mo) and long-term (1 year) (i.e. portal hypertensive rats) and the control rats. RESULTS: In the portal hypertensive rats, liver phospholipid synthesis significantly decreased (7.42 ± 0.50 vs 4.70 ± 0.44 nCi/g protein; P < 0.01) and was associated with an increased synthesis of free fatty acids (2.08 ± 0.14 vs 3.36 ± 0.33 nCi/g protein; P < 0.05), diacylglycerol (1.93 ± 0.2 vs 2.26 ± 0.28 nCi/g protein), triglycerides (2.40 ± 0.30 vs 4.49 ± 0.15 nCi/g protein) and cholesterol (24.28 ± 2.12 vs 57.66 ± 3.26 mg/g protein; P < 0.01). CONCLUSION: Prehepatic portal hypertension in rats impairs the liver lipid metabolism. This impairment consists in an increase in lipid deposits (triglycerides,diacylglycerol and cholesterol) in the liver, accompanied by a decrease in phospholipid synthesis.Maria-Angeles Aller Elena Vara Cruz García Maria-Paz Nava Alejandra Angulo Fernando Sánchez-Patán Ana Calderón Patri Vergara Jaime Arias 2006World Journal of Gastroenterology2006,12,42:2
15Protective effect of sulforaphane against oxidative stress: Recent advances显示文摘Carlos Enrique Guerrero-Beltrán Mariel Calderón-Oliver José Pedraza-Chaverri Yolanda Irasema Chirino 2010Experimental and Toxicologic Pathology2010,,5:2
16Incidence of adverse biological effects within ranges of chemical concentrations in marine and estuarine sediments显示文摘Edward R. Long Donald D. Macdonald Sherri L. Smith Fred D. Calder Environmental Management0,,:2
17A novel methodology for the monitoring of the agricultural production process based on wireless sensor networks显示文摘Soledad Escolar Díaz Jesús Carretero Pérez Alejandro Calderón Mateos Maria-Cristina Marinescu Borja Bergua Guerra 2011Computers and Electronics in Agriculture2011,,2:2
18Cardiovascular effects of marine omega-3 fatty acids显示文摘Palaniappan Saravanan Neil C Davidson Erik B Schmidt Philip C Calder 2010The Lancet2010,,9740:2
19Apoptosis--a significant cause of bone cell death in osteonecrceis of the femoral head显示文摘 Buttery L Revdl PA 2004J Bone Joint Surg Br2004,86,:1
20Structural basis for membrane fusion enveloped viruses显示文摘WEISSNHORN W DESSEN A CALDER L J 1999Mol Membr Biol1999,16,:1
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