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| 1 | Role of Helicobacter pylori infection on nutrition and metabolism显示文摘Helicobacter pylori(H. pylori) is a gram-negative pathogen that is widespread all over the world, infecting more than 50% of the world's population. It is etiologically associated with non-atrophic and atrophic gastritis, peptic ulcer and shows a deep association with primary gastric B-cell lymphoma and gastric adenocarcinoma. Recently, the medical research focused on the modification of the gastric environment induced by H. pylori infection, possibly affecting the absorption of nutrients and drugs as well as the production of hormones strongly implicated in the regulation of appetite and growth. Interestingly, the absorption of iron and vitamin B12 is impaired by H. pylori infection, while infected subjects have lower basal and fasting serum levels of ghrelin and higher concentration of leptin compared to controls. Since leptin is an anorexigenic hormone, and ghrelin stimulates powerfully the release of growth hormone in humans, H. pylori infection may finally induce growth retardation if acquired very early in the childhood and in malnourished children. This review is focused on the nutritional effects of H. pylori infection, such as the reduced bioavailability or the malabsorbption of essential nutrients, and of gastrointestinal hormones, as well as on the relationship between H. pylori and the metabolic syndrome. | Francesco Franceschi Tortora Annalisa Di Rienzo Teresa D'Angelo Giovanna Gianluca Ianiro Scaldaferri Franco Gerardi Viviana Tesori Valentina Lopetuso Loris Riccardo Gasbarrini Antonio | 2014 | World Journal of Gastroenterology2014,20,36: | 11 |
| 2 | Differential regulation of protein synthesis in skeletal muscle and liver of neonatal pigs by leucine through an mTORC1-dependent pathway显示文摘Neonatal growth is characterized by a high protein synthesis rate that is largely due to an enhanced sensitivity to the postprandial rise in insulin and amino acids, especially leucine. The mechanism of leucine's action in vivo is not well understood. In this study, we investigated the effect of leucine infusion on protein synthesis in skeletal muscle and liver of neonatal pigs. To evaluate the mode of action of leucine, we used rapamycin, an inhibitor of mammalian target of rapamycin (mTOR) complex-1 (mTORC1). Overnight-fasted 7-day-old piglets were treated with rapamycin for 1 hour and then infused with leucine (400 μmol·kg -1 ·h -1 ) for 1 hour. Leucine infusion increased the rate of protein synthesis, and ribosomal protein S6 kinase 1 (S6K1) and eukaryotic initiation factor (eIF) 4E-binding protein-1 (4E-BP1) phosphorylation in gastrocnemius and masseter muscles (P < 0.05), but not in the liver. The leucine-induced stimulation of protein synthesis and S6K1 and 4E-BP1 phosphorylation were completely blocked by rapamycin, suggesting that leucine action is by an mTORC1-dependent mechanism. Neither leucine nor rapamycin had any effect on the activation of the upstream mTORC1 regulators, AMP-activated protein kinase and protein kinase B, in skeletal muscle or liver. The activation of eIF2a and elongation factor 2 was not affected by leucine or rapamycin, indicating that these two pathways are not limiting steps of leucine-induced protein synthesis. These results suggest that leucine stimulates muscle protein synthesis in neonatal pigs by inducing the activation of mTORC1 and its downstream pathway leading to mRNA translation. | Agus Suryawan Hanh V Nguyen Rosemarie D Almonaci Teresa A Davis | 2012 | Journal of Animal Science and Biotechnology2012,3,1: | 9 |
| 3 | Pathophysiology of cerebral oedema in acute liver failure显示文摘Cerebral oedema is a devastating consequence of acute liver failure(ALF)and may be associated with the development of intracranial hypertension and death.In ALF,some patients may develop cerebral oedema and increased intracranial pressure but progression to lifethreatening intracranial hypertension is less frequent than previously described,complicating less than one third of cases who have proceeded to coma since the advent of improved clinical care.The rapid onset of encephalopathy may be dramatic with the development of asterixis,delirium,seizures and coma.Cytotoxic and vasogenic oedema mechanisms have been implicated with a preponderance of experimental data favouring a cytotoxic mechanism.Astrocyte swelling is the most consistent neuropathological finding in humans with ALF and ammonia plays a definitive role in the development of cytotoxic brain oedema.The mechanism(s)by which ammonia induces astrocyte swelling remains unclear but glutamine accumulation within astrocytes has led to the osmolyte hypothesis.Current evidence also supports an alternate‘Trojan horse’hypothesis,with glutamine as a carrier of ammonia into mitochondria,where its accumulation results in oxidative stress,energy failure and ultimately astrocyte swelling.Although a complete breakdown of the blood-brain barrier is not evident in human ALF,increased permeation to water and other small molecules such as ammonia has been demonstrated resulting from subtle alterations in the protein composition of paracellular tight junctions.At present,there is no fully efficacious therapy for cerebral oedema other than liver transplantation and this reflects our incomplete knowledge of the precise mechanisms underlying this process which remain largely unknown. | Teresa R Scott Victoria T Kronsten Robin D Hughes Debbie L Shawcross | 2013 | World Journal of Gastroenterology2013,19,48: | 8 |
| 4 | Impaired coagulation,liver dysfunction and COVID-19:Discovering an intriguing relationship显示文摘Coronavirus disease 2019(COVID-19)is,at present,one of the most relevant global health problems.In the literature hepatic alterations have been described in COVID-19 patients,and they are mainly represented by worsening of underlying chronic liver disease leading to hepatic decompensation and liver failure with higher mortality.Several potential mechanisms used by severe acute respiratory syndrome coronavirus 2(SARS-Co V-2)to cause liver damage have been hypothesized.COVID-19 primary liver injury is less common than secondary liver injury.Most of the available data demonstrate how liver damage in SARSCo V-2 infection is likely due to systemic inflammation,and it is less likely mediated by a cytopathic effect directed on liver cells.Moreover,liver alterations could be caused by hypoxic injury and drugs(antibiotics and non-steroidal antiinflammatory drugs,remdesivir,tocilizumab,tofacitinib and dexamethasone).SARS-Co V-2 infection can induce multiple vascular district atherothrombosis by affecting simultaneously cerebral,coronary and peripheral vascular beds.Data in the literature highlight how the virus triggers an exaggerated immune response,which added to the cytopathic effect of the virus can induce endothelial damage and a prothrombotic dysregulation of hemostasis.This leads to a higher incidence of symptomatic and confirmed venous thrombosis and of pulmonary embolisms,especially in central,lobar or segmental pulmonary arteries,in COVID-19.There are currently fewer data for arterial thrombosis,while myocardial injury was identified in 7%-17%of patients hospitalized with SARS-Co V-2 infection and 22%-31%in the intensive care unit setting.Available data also revealed a higher occurrence of stroke and more serious forms of peripheral arterial disease in COVID-19 patients.Hemostasis dysregulation is observed during the COVID-19 course.Lower platelet count,mildly increased prothrombin time and increased Ddimer are typical laboratory features of patients with severe SARS-Co V-2 infection,described as“COVID-19 associated coagulopathy.”These alterations are correlated to poor outcomes.Moreover,patients with severe SARS-Co V-2 infection are characterized by high levels of von Willebrand factor with subsequent ADAMTS13 deficiency and impaired fibrinolysis.Platelet hyperreactivity,hypercoagulability and hypofibrinolysis during SARS-Co V-2 infection induce a pathological state named as“immuno-thromboinflammation.”Finally,liver dysfunction and coagulopathy are often observed at the same time in patients with COVID-19.The hypothesis that liver dysfunction could be mediated by microvascular thrombosis has been supported by postmortem findings and extensive vascular portal and sinusoidal thrombosis observation.Other evidence has shown a correlation between coagulation and liver damage in COVID-19,underlined by the transaminase association with coagulopathy,identified through laboratory markers such as prothrombin time,international normalized ratio,fibrinogen,D-dimer,fibrin/fibrinogen degradation products and platelet count.Other possible mechanisms like immunogenesis of COVID-19 damage or massive pericyte activation with consequent vessel wall fibrosis have been suggested. | Damiano D'Ardes Andrea Boccatonda Giulio Cocco Stefano Fabiani Ilaria Rossi Marco Bucci Maria Teresa Guagnano Cosima Schiavone Francesco Cipollone | 2022 | World Journal of Gastroenterology2022,28,11: | 5 |
| 5 | Management of oligometastatic non-small cell lung cancer patients:Current controversies and future directions显示文摘Oligometastatic non-small cell lung cancer(NSCLC)describes an intermediate stage of NSCLC between localized and widely-disseminated disease.This stage of NSCLC is characterized by a limited number of metastases and a more indolent tumor biology.Currently,the management of oligometastatic NSCLC involves radical treatment(radiotherapy or surgery)that targets the metastatic lesions and the primary tumor to achieve disease control.This approach offers the potential to achieve prolonged survival in patients who,in the past,would have only received palliative measures.The optimal therapeutic strategies for the different scenarios of oligometastatic disease(intracranial vs extracranial disease,synchronous vs metachronous)remain undefined.Given the lack of head-to-head studies comparing radiotherapy to surgery in these patients,the decision to apply surgery or radiotherapy(with or without systemic treatment)must be based on prognostic factors that allow us to classify patients.This classification will allow us to select the most appropriate therapeutic strategy on an individualized basis.In the future,the molecular or microRNA profiles will likely improve the treatment selection process.The objective of the present article is to review the most relevant scientific evidence on the management of patients with oligometastatic NSCLC,focusing on the role of radiotherapy and surgery.We also discuss areas of controversy and future directions. | Felipe Counago Javier Luna Luis Leonardo Guerrero Blanca Vaquero María Cecilia Guillén-Sacoto Teresa González-Merino Begona Taboada Verónica Díaz Belén Rubio-Viqueira Ana Aurora Díaz-Gavela Francisco JoséMarcos Elia del Cerro | 2019 | World Journal of Clinical Oncology2019,10,10: | 5 |
| 6 | 3D additive-manufactured nanocomposite magnetic scaffolds: Effect of the application mode of a time-dependent magnetic field on hMSCs behavior显示文摘Over the past few years,the influence of static or dynamic magnetic fields on biological systems has become a topic of considerable interest.Magnetism has recently been implicated to play significant roles in the regulation of cell responses and,for this reason,it is revolutionizing many aspects of healthcare,also suggesting new opportunities in tissue engineering.The aim of the present study was to analyze the effect of the application mode of a time-dependent magnetic field on the behavior of human mesenchymal stem cells(hMSCs)seeded on 3D additivemanufactured poly(3-caprolactone)/iron-doped hydroxyapatite(PCL/FeHA)nanocomposite scaffolds. | Ugo D'Amora Teresa Russo Antonio Gloria Virginia Rivieccio Vincenzo D'Anto Giacomo Negri Luigi Ambrosio Roberto De Santis | 2017 | Bioactive Materials2017,2,3: | 3 |
| 7 | Role of the diet as a link between oxidative stress and liver diseases显示文摘Oxidative stress is caused by an imbalance between the production of reactive oxygen(free radicals) and the body's ability(antioxidant capacity) to readily detoxify the reactive intermediates or easily repair the resulting damage. An adequate diet, characterized by daily intake of foods associated with improvementsin the total antioxidant capacity of individuals and reduced incidence of diseases related to oxidation, can modulate the degree of oxidative stress. In fact, dietderived micronutrients may be direct antioxidants, or are components of antioxidant enzymes, leading to improvement of some indicators of hepatic function. However, although their increased dietary intake might be beneficial, literature data are still controversial. This review summarizes what is known about the effects of diet nutrients on oxidative stress, inflammation and liver function. Moreover, we have analyzed:(1) the main nutritional components involved in the production and/or removal of free radicals; and(2) the role of free radicals in the pathogenesis of several hepatic diseases and related comorbidities. | Teresa Arrigo Salvatore Leonardi Caterina Cuppari Sara Manti Angela Lanzafame Gabriella D'Angelo Eloisa Gitto Lucia Marseglia Carmelo Salpietro | 2015 | World Journal of Gastroenterology2015,21,2: | 2 |
| 8 | Microarray analysis in gastric cancer:A review显示文摘Gastric cancer is one of the most common tumors worldwide.Although several treatment options have been developed,the mortality rate is increasing.Lymph node involvement is considered the most reliable prognostic indicator in gastric cancer.Early diagnosis improves the survival rate of patients and increases the likelihood of successful treatment.The most reliable diagnostic method is endoscopic examination,however,it is expensive and not feasible in poorer countries.Therefore,many innovative techniques have been studied to develop a new non-invasive screening test and to identify specific serum biomarkers.DNA microarray analysis is one of the new technologies able to measure the expression levels of a large number of genes simultaneously.It is possible to define the gene expression profile of the tumor and to correlate it with the prognosis and metastasis formation.Several studies in the literature have been published on the role of microarray analysis in gastric cancer and the mechanisms of proliferation and metastasis formation.The aim of this review is to analyze the importance of microarray analysis and its clinical applications to better define the genetic characteristics of gastric cancer and its possible implications in a more decisive treatment. | Giovanna D'Angelo Teresa Di Rienzo Veronica Ojetti | 2014 | World Journal of Gastroenterology2014,20,34: | 2 |
| 9 | Transcriptional regulation of miR-224 upregulated in human HCCs by NFκB inflammatory pathways显示文摘 | Cecilia Scisciani Stefania Vossio Francesca Guerrieri Valeria Schinzari Rossana De Iaco Paolo D’Onorio de Meo Melchiorre Cervello Giuseppe Montalto Teresa Pollicino Giovanni Raimondo Massimo Levrero Natalia Pediconi | 2011 | Journal of Hepatology2011,,4: | 2 |
| 10 | Transcriptome reprogramming,epigenetic modifications and alternative splicing orchestrate the tomato root response to the beneficial fungus Trichoderma harzianum显示文摘Beneficial interactions of rhizosphere microorganisms are widely exploited for plant biofertilization and mitigation of biotic and abiotic constraints.To provide new insights into the onset of the roots–beneficial microorganisms interplay,we characterised the transcriptomes expressed in tomato roots at 24,48 and 72 h post inoculation with the beneficial fungus Trichoderma harzianum T22 and analysed the epigenetic and post-trascriptional regulation mechanisms.We detected 1243 tomato transcripts that were differentially expressed between Trichoderma-interacting and control roots and 83 T.harzianum transcripts that were differentially expressed between the three experimental time points.Interaction with Trichoderma triggered a transcriptional response mainly ascribable to signal recognition and transduction,stress response,transcriptional regulation and transport.In tomato roots,salicylic acid,and not jasmonate,appears to have a prominent role in orchestrating the interplay with this beneficial strain.Differential regulation of many nutrient transporter genes indicated a strong effect on plant nutrition processes,which,together with the possible modifications in root architecture triggered by ethylene/indole-3-acetic acid signalling at 72 h post inoculation may concur to the well-described growth-promotion ability of this strain.Alongside,T.harzianum-induced defence priming and stress tolerance may be mediated by the induction of reactive oxygen species,detoxification and defence genes.A deeper insight into gene expression and regulation control provided first evidences for the involvement of cytosine methylation and alternative splicing mechanisms in the plant–Trichoderma interaction.A model is proposed that integrates the plant transcriptomic responses in the roots,where interaction between the plant and beneficial rhizosphere microorganisms occurs. | Monica De Palma Maria Salzano Clizia Villano Riccardo Aversano Matteo Lorito Michelina Ruocco Teresa Docimo Anna Lisa Piccinelli Nunzio D’Agostino Marina Tucci | 2019 | Horticulture Research2019,6,1: | 2 |
| 11 | Antitumor activity of pimasertib, a selective MEK 1/2 inhibitor, in combination with PI3K/mTOR inhibitors or with multi‐targeted kinase inhibitors in pimasertib‐resistant human lung and colorectal cancer cells显示文摘 | Erika Martinelli Teresa Troiani Elena D’Aiuto Floriana Morgillo Donata Vitagliano Anna Capasso Sarah Costantino Loreta Pia Ciuffreda Francesco Merolla Loredana Vecchione Veerle Vriendt Sabine Tejpar Anna Nappi Vincenzo Sforza Giulia Martini Liberato Berri | 2013 | Int J Cancer2013,,9: | 2 |
| 12 | EUS-guided single-incision needle-knife biopsy: description and results of a new method for tissue sampling of subepithelial GI tumors (with video)显示文摘 | Carlos de la Serna-Higuera Manuel Pérez-Miranda Pilar Díez-Redondo Paula Gil-Simón Teresa Herranz Elena Pérez-Martín C. Ochoa Agustín Caro-Patón | 2011 | Gastrointestinal Endoscopy2011,,3: | 2 |
| 13 | Cardiac resynchronization therapy for the treatment of heart failure in patients with intraventricular conduction delay and malignant ventricular tachyarrhythmias显示文摘 | Steven L Higgins John D Hummel Imran K Niazi Michael C Giudici Seth J Worley Leslie A Saxon John P Boehmer Michael B Higginbotham Teresa De Marco Elyse Foster Patrick G Yong | 2003 | Journal of the American College of Cardiology2003,,8: | 2 |
| 14 | What is the meaning of non-line-ar dose–response relationships between blood lead concentrationsand IQ显示文摘 | Teresa S Bowers Barbara D Beck | 2006 | NeuroToxicology2006,,27: | 1 |
| 15 | Influence of the sea rush Juncus martitimus on metal concentration and speciation in estuarine sediment colonized by the plant显示文摘 | Marisa C RAlmeida Ana P Mucha Teresa M S D Vasconce- los | 2004 | Environmental Science and Technology2004,38,: | 1 |
| 16 | Use of an oncolytic virus secreting GM-CSF as combined oncolytic and immunotherapy for treatment of colorectal and hepatic adenocarcinomas显示文摘 | Sandeep Malhotra Teresa Kim Jonathan Zager Joseph Bennett Michael Ebright Michael D’Angelica Yuman Fong | 2007 | Surgery2007,,4: | 1 |
| 17 | Crystallization of the a and y forms of Isotactic Polypropylene as a Tool to Test the Degree of Segregation of Defects in the Polymer Chains显示文摘 | Claudio D R Finizia A Teresa C | 2002 | Macromolecules2002,35,9: | 1 |
| 18 | A High Index of Suspicion: The Key to an Early Diagnosis of Wilson’s Disease in Childhood显示文摘 | Icíar Sánchez-Albisua Teresa Garde Loreto Hierro Carmen Camarena Esteban Frauca Angela de la Vega María Carmen Díaz Javier Larrauri Paloma Jara | 1999 | Journal of Pediatric Gastroenterology & Nutrition1999,,2: | 1 |
| 19 | Mesenchymal Stem/Stromal Cells: A New ’’Cells as Drugs’’ Paradigm. Efficacy and Critical Aspects in Cell Therapy显示文摘 | Laura de Girolamo Enrico Lucarelli Giulio Alessandri Maria Antonietta Avanzini Maria Ester Bernardo Ettore Biagi Anna Teresa Brini Giovanna D’Amico Franca Fagioli Ivana Ferrero Franco Locatelli Rita Maccario Mario Marazzi Ornella Parolini Augusto Pessina | 2013 | Current Pharmaceutical Design2013,,: | 1 |
| 20 | Amino acid composition of the milk of some mammalian species changes with stage of lactation 显示文摘 | Teresa A D Hanh V N Roselina G B | 1994 | British Journal of Nutrition1994,72,: | 1 |