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systemic analysis of metabolome reconfiguration in Arabidopsis after abiotic stressors uncovers metabolites that modulate defense against pathogens

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Plant Communications 2024年第1期5卷 55-68页

作者： Antoni Garcia-Molina victoria Pastor Centre for Research in Agricultural Genomics(CRAG)CsIC-IRTA-UAB-UB C/Vall MorontaEdifici CRAG08193 Bellaterra(Cerdanyola del Valles)BarcelonaSpain Department of Biology Biochemistryand Natural SciencesSchool of Technology and Experimental SciencesUniversitat Jaume I12006 Castellode la PlanaSpain

Understanding plant immune responses is complex because of the high interdependence among biological processes in homeostatic ***,the integration of environmental cues causes network rewiring that interferes with defense ***,plants retain molecular signatures configured under abiotic stress periods to rapidly respond to recurrent stress,and these can alter *** changes imposed by abiotic stressors are persistent,although their impact on defense remains to be *** this study,we profiled metabolomes of Arabidopsis plants under several abiotic stress treatments applied individually or simultaneously to capture temporal trajectories in metabolite composition during adverse conditions and *** systemic analysis was performed to address the relevance of me-tabolome changes and extract central features to be tested in *** results demonstrate irreversibility in major fractions of metabolome changes as a general pattern in response to abiotic stress ***-tionalanalysisofmetabolomesandco-abundancenetworkspoints toconvergence inthereconfigurationof organic acid and secondary metabolite *** mutant lines for components related to these metabolic pathways showed altered defense capacities against different ***,our data suggest that sustained metabolome changes configured in adverse environments can act as mod-ulators of immune responses and provide evidence for a new layer of regulation in plant defense.

关键词： abiotic stress Arabidopsis biotic stress combinatorial stress metabolomics systems biology

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Unveiling DNA methylation in Alzheimer’s disease:a review of array-based human brain studies

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Neural Regeneration Research 2024年第11期19卷 2365-2376页

作者： victoria Cunha Alves Eva Carro Joana Figueiro-silva Neurodegenerative Diseases Group Hospital Universitario 12 de Octubre Research Institute(imas12)MadridSpain Network Center for Biomedical Research Neurodegenerative Diseases(CIBERNED)MadridSpain PhD Program in Neuroscience Autonoma de Madrid UniversityMadridSpain Neurotraumatology and subarachnoid Hemorrhage Group Hospital Universitario 12 de Octubre Research Institute(imas12)MadridSpain Neurobiology of Alzheimer’s Disease Unit Functional Unit for Research Into Chronic DiseasesInstituto de Salud Carlos IIIMadridSpain Institute of Medical Genetics University of ZurichZurichSwitzerland Department of Molecular Life science University of ZurichZurichSwitzerland

The intricacies of Alzheimer’s disease pathogenesis are being increasingly illuminated by the exploration of epigenetic mechanisms,particularly DNA *** review comprehensively surveys recent human-centered studies that investigate whole genome DNA methylation in Alzheimer’s disease *** examination of various brain regions reveals distinctive DNA methylation patterns that associate with the Braak stage and Alzheimer’s disease *** entorhinal cortex emerges as a focal point due to its early histological alterations and subsequent impact on downstream regions like the ***,ANK1 hypermethylation,a protein implicated in neurofibrillary tangle formation,was recurrently identified in the entorhinal ***,the middle temporal gyrus and prefrontal cortex were shown to exhibit significant hypermethylation of genes like HOXA3,RHBDF2,and MCF2L,potentially influencing neuroinflammatory *** complex role of BIN1 in late-onset Alzheimer’s disease is underscored by its association with altered methylation *** the disparities across studies,these findings highlight the intricate interplay between epigenetic modifications and Alzheimer’s disease *** research efforts should address methodological variations,incorporate diverse cohorts,and consider environmental factors to unravel the nuanced epigenetic landscape underlying Alzheimer’s disease progression.

关键词： Alzheimer’s disease ANK1 BIN1 DNA methylation epigenome-wide association studies HOXA3 MCF2L RHBDF2

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Pathological and therapeutic effects of extracellular vesicles in neurological and neurodegenerative diseases

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Neural Regeneration Research 2024年第1期19卷 55-61页

作者： Paula lzquierdo-Altarejos victoria Moreno-Manzano Vicente Felipo Laboratory of Neurobiology Centro Investigación Príncipe FelipeValenciaSpain Neuronal and Tissue Regeneration Laboratory Centro Investigación Príncipe FelipeValenciaSpain

Extracellular vesicles are released by all cell types and contain proteins,microRNAs,mRNAs,and other bioactive *** vesicles play an important role in intercellular communication and in the modulation of the immune system and *** cargo of extra cellular vesicles(e.g.,proteins and microRNAs)is altered in pathological *** vesicles contribute to the pathogenesis of many pathologies associated with sustained inflammation and neuroinflammation,including cance r,diabetes,hype rammonemia and hepatic encephalopathy,and other neurological and neurodegenerative *** vesicles may cross the blood-brain barrier and transfer pathological signals from the periphery to the *** contributes to inducing neuroinflammation and cognitive and motor impairment in hyperammonemia and hepatic encephalopathy and in neurodegenerative *** mechanisms involved are beginning to be unde *** example,increased tumor necrosis factor a in extracellular vesicles from plasma of hype rammonemic rats induces neuroinflammation and motor impairment when injected into normal *** the mechanisms by which extracellular vesicles contribute to the pathogenesis of these diseases will help to develop new treatments and diagnostic tools for their easy and early *** contrast,extra cellular vesicles from mesenchymal stem cells have therapeutic utility in many of the above pathologies,by reducing inflammation and neuroinflammation and improving cognitive and motor *** extra cellular vesicles recapitulate the beneficial effects of mesenchymal stem cells and have advantages as therapeutic tools:they are less immunoge nic,may not diffe rentiate to malignant cells,cross the blood-brain barrier,and may reach more easily target *** vesicles from mesenchymal stem cells have beneficial effects in models of ischemic brain injury,Alzheimer's and Parkinson's diseases,hyperammonemia,and

关键词： extracellular vesicles inflammation cognitive function mesenchymal stem cells neurodegenerative diseases neuroinflammation therapy transforming growth factor-β

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Molecular mechanisms underlying sARs-CoV-2 hepatotropism and liver damage

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World Journal of Hepatology 2024年第1期16卷 1-11页

作者： Jorge Quarleri M victoria Delpino Instituto de Investigaciones Biomédicas en Retrovirus y sida(INBIRs) Universidad de Buenos Aires(UBA)Consejo Nacional de Investigaciones Científicas y Técnicas(CONICET)Buenos Aires 1121Argentina

In coronavirus disease 2019(COVID-19),severe acute respiratory syndrome coronavirus-2(sARs-CoV-2)primarily targets the respiratory system,but evidence suggests extrapulmonary organ involvement,notably in the *** RNA has been detected in hepatic tissues,and in situ hybridization revealed virions in blood vessels and endothelial *** microscopy confirmed viral particles in hepatocytes,emphasizing the need for understanding hepatotropism and direct cytopathic effects in COVID-19-related liver *** factors contribute to liver injury,including direct cytotoxicity,vascular changes,inflammatory responses,immune reactions from COVID-19 and vaccinations,and druginduced liver *** a typical hepatitis presentation is not widely documented,elevated liver biochemical markers are common in hospitalized COVID-19 patients,primarily showing a hepatocellular pattern of ***-term studies suggest progressive cholestasis may affect 20%of patients with chronic liver disease post-sARs-CoV-2 *** molecular mechanisms underlying sARs-CoV-2 infection in the liver and the resulting liver damage are ***“Editorial”highlights the expression of the Angiotensin-converting enzyme-2 receptor in liver cells,the role of inflammatory responses,the impact of hypoxia,the involvement of the liver's vascular system,the infection of bile duct epithelial cells,the activation of hepatic stellate cells,and the contribution of monocyte-derived *** also mentions that pre-existing liver conditions can worsen the outcomes of *** the interaction of sARs-CoV-2 with the liver is still evolving,and further research is required.

关键词： sARs-CoV-2 COVID-19 Hepatotropism Angiotensin-converting enzyme-2

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Application of sentiment and word frequency analysis of physician review sites to evaluate refractive surgery care

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Advances in Ophthalmology Practice and Research 2024年第2期4卷 78-83页

作者： victoria Vought Rita Vought Andrew s.Lee Irene Zhou Mansi Garneni steven A.Greenstein Institute of Ophthalmology and Visual science Rutgers New Jersey Medical SchoolNewarkNJUSA Washington University school of Medicine St.LouisMOUSA Cornea and Laser Eye Institute TeaneckNJUSA

Background:Online physician reviews increase transparency in health care,helping patients make informed de-cisions about their *** processing techniques can quantify this data and allow providers to better understand patients'experiences,perspectives,and *** objective of this study was to assess patient satisfaction and understand the aspects of care that are valued by patients seeking refractive care using sentiment and word frequency ***:Written reviews and star ratings for members of the Refractive surgery Alliance society practicing in the United states were collected from Healthgrades,a popular physician rating *** with at least one written review were included in the *** were scored from-1(most negative)to+1(most positive)using Valence Aware Dictionary sEntiment Reasoner(VADER).Reviews were stratified by demographic charac-teristics,namely gender,region,and years in *** frequency analysis was applied to find the most common words and ***:A total of 254 specialists and 3104 reviews were analyzed,with an average of 4.4/5 stars and mean 48 ratings *** physicians had positive reviews(96%,average VADER=0.69).Younger physicians(s since residency)had significantly higher stars rating than senior peers(>20 years)(Psimilar trend was observed in VADER score(0.71 vs 0.69),although not statistically significant(P=0.06).No statistical differences were observed between stars rating and VADER score by gender(P=0.66,P=0.83)or by geographical region(P=0.74,P=0.07)."staff"(n=1269),"professional"(n=631),"office"(n=523),"questions"(n=424),and"friendly"(n=386)were frequently used in reviews,along with phrases such as"the staff"(n=273)and"my questions"(n=174)."surgery"(n=719),"staff"(n=576),"procedure"(n=251),"experience"(n=243),and"professional"(n=240)were the most common words in positive reviews,while"surgery"(n=147),"office"(n=86),"staff"(n=54),"time"(n=47),and"insurance"(

关键词： Patient sentiment Quality improvement Physician reviews

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Mucopolysaccharidosis typeⅢB:a current review and exploration of the AAV therapy landscape

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Neural Regeneration Research 2024年第2期19卷 355-359页

作者： Courtney J.Rouse victoria N.Jensen Coy D.Heldermon Lacerta Therapeutics AlachuaFLUSA University of Florida College of Medicine GainesvilleFLUSA

Mucopolysaccharidoses typeⅢB is a rare genetic disorder caused by mutations in the gene that encodes for *** results in the aggregation of heparan sulfate polysaccharides within cell lysosomes that leads to progressive and severe debilitating neurological *** treatment options are expensive,limited,and presently there are no approved cures for mucopolysaccharidoses typeⅢ***-associated virus gene therapy has significantly advanced the field forward,allowing researchers to successfully design,enhance,and improve potential *** group recently published an effective treatment using a codon-optimized triple mutant adeno-associated virus 8 vector that restores N-acetyl-alpha-glucosaminidase levels,auditory function,and lifespan in the murine model for mucopolysaccharidoses typeⅢB to that seen in healthy ***,we review the current state of the field in relation to the capsid landscape,adeno-associated virus gene therapy and its successes and challenges in the clinic,and how novel adenoassociated virus capsid designs have evolved research in the mucopolysaccharidoses typeⅢB field.

关键词： adeno-associated virus central nervous system gene therapy heparan sulfate immune response mucopolysaccharidoses type IIIB N-acetyl-alpha-glucosaminidase newborn screening

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Targeting harmful effects of non-excitatory amino acids as an alternative therapeutic strategy to reduce ischemic damage

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Neural Regeneration Research 2025年第9期20卷 2454-2463页

作者： victoria Jiménez Carretero IrisÁlvarez-Merz Jorge Hernández-Campano sergei A.Kirov Jesús M.Hernández-Guijo Department of Pharmacology and Therapeutic School of MedicineUniv.Autónoma de MadridMadridSpain Ramón y Cajal Institute for Health Research(IRYCIs) Neurobiology-Research ServiceHospital Ramón y CajalMadridSpain Institute of Neurobiology Faculty of Mathematics and Natural SciencesHeinrich Heine University DüsseldorfDüsseldorfGermany Department of Neuroscience and Regenerative Medicine&Department of Neurosurgery Medical College of Georgia at Augusta UniversityAugustaGAUSA

The involvement of the excitatory amino acids glutamate and aspartate in ce rebral ischemia and excitotoxicity is ***,the role of non-excitatory amino acids in brain damage following a stroke or brain trauma remains largely *** release of amino acids by necrotic cells in the ischemic core may contribute to the expansion of the *** findings indicated that the reversible loss of field excitato ry postsynaptic potentials caused by transient hypoxia became irreversible when exposed to a mixture of just four non-excitatory amino acids(L-alanine,glycine,L-glutamine,and L-serine)at their plasma *** amino acids induce swelling in the somas of neurons and astrocytes during hypoxia,along with permanent dendritic damage mediated by N-methyl-D-aspartate *** N-methyl-D-aspartate receptors prevented neuronal damage in the presence of these amino acids during *** is likely that astroglial swelling caused by the accumulation of these amino acids via the alanine-serine-cysteine transporter 2 exchanger and system N transporters activates volume-regulated anion channels,leading to the release of excitotoxins and subsequent neuronal damage through N-methyl-D-aspartate receptor ***,previously unrecognized mechanisms involving non-excitatory amino acids may contribute to the progression and expansion of brain injury in neurological emergencies such as stroke and traumatic brain *** these pathways co uld highlight new therapeutic targets to mitigate brain injury.

关键词： cell swelling N-methyl-D-aspartate receptor non-excitatory amino acids stroke synaptic transmission

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A census tract-level assessment of social determinants of health,traffic exposure,and asthma exacerbations in New York state's Medicaid Population(2005–2015)

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Eco-Environment & Health 2024年第3期3卷 300-307页

作者： Temilayo Adeyeye Tabassum Zarina Insaf Catherine Adler victoria Wagner Anisa Proj susan McCauley Bureau of Environmental and Occupational Epidemiology New York State Department of HealthAlbanyNY 12237USA Department of Environmental Health sciences University at Albany School of Public HealthAlbanyNY 12222USA Bureau of Cancer Epidemiology New York State Department of HealthAlbanyNY 12237USA Department of Epidemiology and Biostatistics University at Albany School of Public HealthAlbanyNY 12222USA Office of Quality and Patient safety New York State Department of HealthAlbanyNY 12237USA Bureau of Chronic Disease Evaluation and Research New York State Department of HealthAlbanyNY 12237USA

This study aims to evaluate the association between social determinants,environmental exposure metrics,and the risk of asthma emergency department(ED)visits in the New York state(NYs)Medicaid population using smallarea *** densities for each census tract in NYs were calculated using the length of road segments within each tract and total area of the tract to produce a measure of average number of vehicles per square meter per *** on social determinants of health including internal and external environments and other demographic factors were obtained from various *** regression analyses were conducted to identify significant factors associated with asthma ED visits in Medicaid claim and encounter data for years 2005–*** traffic density in NYs excluding New York City(NYC)correlated with increased risk of asthma ED visits(RR 1.69;95%CI:1.42,2.00),mitigated by adjusting for environmental and social determinants(RR 1.00;95%CI:0.85,1.19).similar trends were observed in NYC only(RR 1.19;95%CI:1.00,1.41),with the adjusted risk remaining elevated(RR 1.14;95%CI:0.98,1.33)albeit not statistically *** in census tracts with high concentrated disadvantage index,high proportions of minorities,and less green space predicted higher asthma ED *** mapped predicted rates and model residuals to identify areas of high *** results support previous findings that environmental and social risk factors in poor and urban areas contribute to asthma exacerbations in the NYs Medicaid population,even if they may not necessarily contribute to its development.

关键词： Asthma Medicaid social determinants Traffic density Environmental exposures

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Palliative long-term abdominal drains vs large volume paracenteses for the management of refractory ascites in end-stage liver disease

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World Journal of Hepatology 2024年第3期16卷 428-438页

作者： senamjit Kaur Rodrigo V Motta Bryony Chapman victoria Wharton Jane D Collier Francesca saffioti Oxford Liver Unit Department of Gastroenterology and HepatologyOxford University Hospitals NHS Foundation TrustOxford OX39DUUnited Kingdom Oxford Liver Unit and Translational Gastroenterology Unit Nuffield Department of MedicineUniversity of OxfordOxford OX39DUUnited Kingdom

BACKGROUND Long-term abdominal drains(LTAD)are a cost-effective palliative measure to manage malignant ascites in the community,but their use in patients with end-stage chronic liver disease and refractory ascites is not routine *** safety and cost-effectiveness of LTAD are currently being studied in this setting,with preliminary positive *** hypothesised that palliative LTAD are as effective and safe as repeat palliative large volume paracentesis(LVP)in patients with cirrhosis and refractory ascites and may offer advantages in patients’quality of *** To compare the effectiveness and safety of palliative LTAD and LVP in refractory ascites secondary to end-stage chronic liver *** A retrospective,observational cohort study comparing the effectiveness and safety outcomes of palliative LTAD and regular palliative LVP as a treatment for refractory ascites in consecutive patients with end-stage chronic liver disease followed-up at our United Kingdom tertiary centre between 2018 and 2022 was ***’s exact tests and the Mann-Whitney U test were used to compare qualitative and quantitative variables,***-Meier survival estimates were generated to stratify time-related outcomes according to the type of *** Thirty patients had a total of 35 indwelling abdominal drains and nineteen patients underwent regular *** baseline characteristics were similar between the *** antibiotics were more frequently prescribed in patients with LTAD(P=0.012),while the incidence of peritonitis did not differ between the two groups(P=0.46).The incidence of acute kidney injury(P=0.014)and ascites/drain-related hospital admissions(P=0.004)were significantly higher in the LVP *** overall survival was similar in the two groups(log-rank P=0.26),but the endpoint-free survival was significantly shorter in the LVP group(P=0.003,Pst ascites/drain-related admission,acute kidney injury and drain

关键词： Decompensated liver cirrhosis Indwelling abdominal catheter Rocket drain Palliative care safety Quality of life

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Psychiatric outcomes in outpatients affected by long COVID:A link between mental health and persistence of olfactory complaint

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World Journal of Psychiatry 2024年第4期14卷 507-512页

作者： victoria Metelkina-Fernandez Louise-Emilie Dumas Clair Vandersteen David Chirio Auriane Gros Arnaud Fernandez Florence Askenazy Valeria Manera Department of Psychiatry Nice University HospitalNice 06000France Department of Child and Adolescent Psychiatry UniversitéCôte d’AzurNice 06200France ENT Head and Neck InstituteNice 06100France Department of Infectiology Nice University HospitalNice 06200France Department of Orthophony UniversitéCôte d’AzurNice 06100France Cobtek UniversitéCôte d’AzurNice 06100France

BACKGROUND Anosmia was one of the main symptoms of coronavirus disease 2019(COVID-19).A psychiatric history(i.e.,depression)may be an independent contributor to the risk of COVID-19 diagnosis,and COVID-19 survivors appear to have an increased risk of neuropsychiatric sequelae(bidirectional association).AIM To compare the rate of psychiatric disorder among post-COVID patients without anosmia vs patients with persistent olfactory *** We conducted a prospective case control study from March 2020 to May *** recruited at the ENT department of Nice University Hospital had a subjective olfactory complaint(visual analogue scale)for over 6 wk and a molecular or CT-proven severe acute respiratory syndrome coronavirus 2 diagnosis confirmed by ***-COVID patients without persistent olfactory disorders were recruited at the university hospital infectiology *** medical histories were collected by a psychiatrist during the *** Thirty-four patients with post-COVID-19 olfactory complaints were included in the first group of the *** percent of the patients were female(n=17).The group’s mean age was 40.5±12.9 *** control group included 32 participants,of which 34.4%were female(n=11),and had a mean age of 61.2±12.2 *** rate of psychiatric disorder among post-COVID patients with olfactory complaints was significatively higher(41.7%)than among patients without(18.8%)(χ2=5.9,P=0.015).CONCLUsION The presence of a psychiatric history may constitute a potential risk factor for the development of long COVID due to persistent *** therefore seems important to establish reinforced health monitoring after a COVID 19 infection in at-risk *** prospective,translational,and collaborative studies are needed to extrapolate these results to the general population.

关键词： COVID-19 Anosmia Psychiatry stress Neuroplasticity Psychiatric history

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