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QTL analysis for ascorbic acid content in strawberry fruit reveals a complex genetic architecture and association with GDP-L-galactose phosphorylase

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Horticulture Research 2023年第3期10卷 136-150页

作者： Pilar Muñoz Cristina Castillejo joséAntonio Gómez Luis Miranda Silke Lesemann Klaus Olbricht Aurélie Petit Philippe Chartier Annika Haugeneder Johanna Trinkl Luca Mazzoni Agnieszka Masny Edward Zurawicz Freya Maria Rosemarie Ziegler Björn Usadel Wilfried Schwab Béatrice Denoyes Bruno Mezzetti Sonia Osorio joséfsánchez-sevilla Iraida Amaya Centro IFAPA de Málaga Instituto Andaluz de Investigación y Formación Agraria y Pesquera(IFAPA)29140MálagaSpain PhD program in Advanced Biotechnology Universidad de Málaga29071MálagaSpain Finca el Cebollar Centro IFAPA las Torres04745HuelvaSpain Hansabred GmbH&Co.KG 01108DresdenGermany INVENIO 33800BordeauxFrance Biotechnology of Natural Products Technische Universität München85354FreisingGermany Dipartimento di Scienze Agrarie Alimentari e AmbientaliUniversitàPolitecnica delle Marche60131AnconaItaly Department of Horticultural Crop Breeding the National Institute of Horticultural ResearchKonstytucji 3 Maja 1/396-100SkierniewicePoland Institute of Bio-and Geosciences Bioinformatics(IBG-4)Forschungszentrum Jülich GmbH52428JülichGermany Univ.Bordeaux INRAEBiologie du Fruit et PathologieUMR 1332F-33140France Departamento de Biología Molecular y Bioquímica Instituto de Hortofruticultura Subtropical y Mediterránea"La Mayora"Universidad de Málaga-Consejo Superior de Investigaciones CientíficasCampus de Teatinos29071 MálagaSpain Unidad Asociada de I+D+i IFAPA-CSIC Biotecnología y Mejora en Fresa 29010MálagaSpain.

Strawberry(Fragaria×ananassa)fruits are an excellent source of L-ascorbic acid(AsA),a powerful antioxidant for plants and *** the genetic components underlying AsA accumulation is crucial for enhancing strawberry nutritional ***,we unravel the genetic architecture of AsA accumulation using an F1 population derived from parental lines‘Candonga’and‘Senga Sengana’,adapted to distinct Southern and Northern European *** account for environmental effects,the F1 and parental lines were grown and phenotyped in five locations across Europe(France,Germany,Italy,Poland and Spain).Fruit AsA content displayed normal distribution typical of quantitative traits and ranged five-fold,with significant differences among genotypes and *** content in each country and the average in all of them was used in combination with 6,974 markers for quantitative trait locus(QTL)*** stable QTLs for AsA content were detected in linkage group(LG)3A,LG 5A,LG 5B,LG 6B and LG *** genes were identified within stable QTL intervals and expression analysis in lines with contrasting AsA content suggested that GDP-L-Galactose Phosphorylase FaGGP(3A),and the chloroplast-located AsA transporter gene FaPHT4;4(7C)might be the underlying genetic factors for QTLs on LG 3A and 7C,*** show that recessive alleles of FaGGP(3A)inherited from both parental lines increase fruit AsA ***,expression of FaGGP(3A)was two-fold higher in lines with high *** here identified represent a useful resource for efficient selection of new strawberry cultivars with increased AsA content.

关键词： straw cultivar content

SIRT2 as a potential new therapeutic target for Alzheimer's disease

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Neural Regeneration Research 2024年第1期19卷 124-131页

作者： Noemi Sola-sevilla Elena Puerta Department of Pharmacology and Toxicology Faculty of PharmacyUniversity of NavarraNavarra Institute for Health Research(IdiSNA)PamplonaSpain

Alzheimer's disease is the most common cause of dementia globally with an increasing incidence over the years,bringing a heavy burden to individuals and society due to the lack of an effective *** this context,sirtuin 2,the sirtuin with the highest expression in the brain,has emerged as a potential therapeutic target for neurodegenerative *** review summarizes and discusses the complex roles of sirtuin 2 in different molecular mechanisms involved in Alzheimer's disease such as amyloid and tau pathology,microtubule stability,neuroinflammation,myelin formation,autophagy,and oxidative *** role of sirtuin 2 in all these processes highlights its potential implication in the etiology and development of Alzheimer's ***,its presence in different cell types and its enormous variety of substrates leads to apparently contra dictory conclusions when it comes to understanding its specific *** studies in sirtuin 2 research with selective sirtuin2 modulators targeting specific sirtuin 2 substrates are necessary to clarify its specific functions under different conditions and to validate it as a novel pharmacological *** will contribute to the development of new treatment strategies,not only for Alzheimer's disease but also for other neurodegenerative diseases.

关键词： Alzheimer's disease amyloid autophagy memory neurodegenerative diseases neuroinflammation sirtuin 2 tau

Experimental implementation of phase triplicator gratings in a spatial light modulator

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Chinese Optics Letters 2024年第2期22卷 64-69页

作者：高尚 María del Mar Sánchez-López Ignacio Moreno Instituto de Bioingeniería Universidad Miguel HernándezElche 03202Spain Departamento de Física Aplicada Universidad Miguel HernándezElche 03202Spain Departamento de Ciencia de Materiales Óptica y Tec.Electr´onicaUniversidad Miguel HernándezElche 03202Spain

In this work,we compare different methods for implementing a triplicator,a phase grating that generates three equiintense diffraction *** design with optimal efficiency features a continuous phase profile,which cannot be easily reproduced,and is typically affected by *** compare its performance with binary and sinusoidal phase *** also analyze the effect of quantizing the phase ***,a random approach is adopted to eliminate the additional harmonic *** all cases,a liquid-crystal-on-silicon spatial light modulator is employed to experimentally verify and compare the different approaches.

关键词： diffraction gratings phase modulation triplicator spatial light modulators

Presynaptic endoplasmic reticulum architecture and hereditary spastic paraplegia

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Neural Regeneration Research 2024年第3期19卷 485-486页

作者： Juan joséPérez-Moreno Instituto de Biomedicina de sevilla(IBiS) Hospital Universitario Virgen Del Rocío/CSIC/Universidad de Sevillaand Departamento de Biología CelularFacultad de BiologíaUniversidad de SevillaSevilleSpain

Hereditary spastic paraplegia(HSP)is a clinically and genetically heterogeneous neurodegenerative disorder,characterized primarily by progressive spasticity and weakness in the lower *** ients can also experience peripheral neuropathy,cognitive impairment,and other neurological *** date,more than 80 genes have been implicated in HSP,encompassing various cellular components,although mutations in genes encoding endoplasmic reticulum(ER)-shaping proteins are the most prevalent(Parodi et al.,2017).ER-shaping proteins are generally known for regulating the tubulation and curvation of the ER,but most of them show additional functions,including fusion of ER tubules,microtubule-severing,ER autophagy,lipid droplet synthesis,contact sites with other organelles(Öztürk et al.,2020).This highlights the complexity of studying the role of these proteins and the link between ER function and HSP.

关键词： reticulum endoplasmic

Fast synthesis of gold nanoparticles by cold atmospheric pressure plasma jet in the presence of Au^(+) ions and a capping agent

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Plasma Science and Technology 2024年第7期26卷 108-115页

作者： Tatiana HABIB josé Mauricio A.CAIUT Bruno CAILLIER Laboratoire Diagnostics des Plasmas Hors Equilibre(DPHE) Universitéde ToulouseINU ChampollionAlbi 81000France Department of Chemistry The Nanomaterials and Luminescent Systems GroupFaculty of PhilosophyScience and Letters at Ribeirão PretoUniversity of São PauloRibeirão Preto-SP 14040-901Brazil

Homogeneous gold nanoparticles were synthesized under atmospheric pressure using a nonthermal helium plasma jet in a single-step process.A current power supply was used to generate the plasma discharge rich in diverse reactive *** species induce rapid chemical reactions responsible for the reduction of the gold salts upon contact with the liquid *** this study,spherical and monodispersed gold nanoparticles were obtained within 5 min of plasma exposure using a solution containing gold(Ⅲ)chloride hydrate(HAuCl_(4))as a precursor and polyvinylpyrrolidone(PVP)as a capping agent to inhibit *** formation of these metal nanoparticles was initially perceptible through a visible change in the sample's color,transitioning from light yellow to a red/pink *** was subsequently corroborated by UVvis spectroscopy,which revealed an optical absorption in the 520-550 nm range for Au NPs,corresponding to the surface plasmon resonance(SPR)*** investigation into the impact of various parameters,including plasma discharge duration,precursor and capping agent concentrations,was carried out to optimize conditions for the formation of well-separated,spherical gold *** light scattering(DLS)was used to measure the size of these nanoparticles,transmission electron microscopy(TEM)was used to observe their morphology and X-ray diffraction(XRD)was also employed to determine their crystallographic *** results confirm that homogeneous spherical gold nanoparticles with an average diameter of 13 nm can be easily synthesized through a rapid,straightforward,and environmentally friendly approach utilizing a helium atmospheric pressure plasma.

关键词： gold nanoparticles non-thermal plasma jet helium DBD

Capsule endoscopy and panendoscopy:A journey to the future of gastrointestinal endoscopy

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World Journal of Gastroenterology 2024年第10期30卷 1270-1279页

作者： Bruno Rosa joséCotter Department of Gastroenterology Hospital da Senhora da OliveiraGuimarães 4835-044Portugal Life and Health Sciences Research Institute School of MedicineUniversity of MinhoBraga 4710-057Portugal ICVS/3B's PT Government Associate LaboratoryBraga 4710-057Portugal

In 2000,the small bowel capsule revolutionized the management of patients with small bowel ***,the technological development achieved by the new models of double-headed endoscopic capsules,as miniaturized devices to evaluate the small bowel and colon[pan-intestinal capsule endoscopy(PCE)],makes this non-invasive procedure a disruptive concept for the management of patients with digestive *** technology is expected to identify which patients will require conventional invasive endoscopic procedures(colonoscopy or balloon-assisted enteroscopy),based on the lesions detected by the capsule,i.e.,those with an indication for biopsies or endoscopic *** use of PCE in patients with inflammatory bowel diseases,namely Crohn’s disease,as well as in patients with iron deficiency anaemia and/or overt gastrointestinal(GI)bleeding,after a non-diagnostic upper endoscopy(esophagogastroduodenoscopy),enables an effective,safe and comfortable way to identify patients with relevant lesions,who should undergo subsequent invasive endoscopic *** recent development of magnetically controlled capsule endoscopy to evaluate the upper GI tract,is a further step towards the possibility of an entirely non-invasive assessment of all the segments of the digestive tract,from mouth-to-anus,meeting the expectations of the early developers of capsule endoscopy.

关键词： Non-invasive endoscopy Panendoscopy Magnetically controlled capsule endoscopy Crohn’s disease Digestive bleeding

Taurine as a possible therapy for immunosenescence and inflammaging

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Cellular & Molecular Immunology 2024年第1期21卷 3-5页

作者： joséM.Izquierdo Centro de Biología Molecular Severo Ochoa(CBMSO).Consejo Superior de Investigaciones Científicas Universidad Autónoma de Madrid(CSIC/UAM)C/Nicolás Cabrera 1Campus de Cantoblanco28049MadridSpain

In their recent Science article,Singh et *** taurine as an endogenously produced anti-inflammatory,anti-immunosenescence,and anti-aging *** authors also show that restoring taurine to its“youthful”levels prevents in... 详细信息

关键词： Taurine inflam

Assessing the energy saving potential of using adaptive setpoint temperatures:The case study of a regional adaptive comfort model for Brazil in both the present and the future

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Building Simulation 2024年第3期17卷 459-482页

作者： Daniel Sánchez-García David Bienvenido-Huertas Carlos Rubio-Bellido Ricardo Forgiarini Rupp Department of Electrical Engineering University Carlos III of MadridMadridSpain Department of Building Simulation ZEROCEM SLSevilleSpain Department of Building Constructions University of GranadaGranadaSpain Department of Building Constructions II University of SevilleSevilleSpain Section of Design for Sustainability Department of Civil and Mechanical EngineeringTechnical University of DenmarkKgs.LyngbyDenmark

It has been found in recent years that using setpoint temperatures based on adaptive thermal comfort models is a successful method of energy *** studies using adaptive setpoint temperatures incorporate international models from ASHRAE Standard 55 and *** study,however,has instead considered a regional Brazilian adaptive comfort *** study investigates the energy demand arising from the use of a local Brazilian comfort model in order to assess the energy implications from the use of the worldwide ASHRAE Standard 55 adaptive model and various fixed setpoint *** of Brazil’s climate zones,full air-conditioning,mixed-mode building operating modes,present-day climate change scenarios,and future scenarios—specifically Representative Concentration Pathways(RCP)2.6,4.5,and 8.5 for the years 2050 and 2100—have all been taken into account in building energy *** use of adaptive setpoint temperatures based on the Brazilian local model considering mixed-mode has been found to significantly reduce energy consumption when compared to static setpoint temperatures(average energy-saving values ranging from 52%to 58%)and the ASHRAE 55 adaptive model(average values ranging from 15%to 21%).Considering climate change and the mixed-mode Brazilian model,the overall energy demand for the three groups of climatic zones(annual average outdoor temperatures≤21℃,>21 and≤25℃and>25℃)ranged between 2%decrease and 5%increase,4%and 27%increase,and 13%and 45%increase,*** is concluded as a consequence that setting setpoint temperatures based on the Brazilian local adaptive comfort model is a very efficient energy-saving method.

关键词： adaptive thermal comfort building energy simulation energy efficiency climate change adaptive setpoint temperatures local comfort mode

Extremely thin but very robust:Surprising cryptogam trait combinations at the end of the leaf economics spectrum

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Plant Diversity 2024年第5期46卷 621-629页

作者： Tana Wuyun Lu Zhang Tiina Tosens Bin Liu Kristiina Mark joséÁngel Morales-Sanchez Jesamine Jöneva Rikisahedew Vivian Kuusk Ülo Niinemets Institute of Agricultural and Environmental Sciences Estonian University of Life SciencesKreutzwaldi 1Tartu 51014Estonia College of Landscape and Architecture Zhejiang A&F University666 Wusu StreetHangzhou 311300China Estonian Academy of Sciences Kohtu 6Tallinn 10130Estonia

Leaf economics spectrum(LES)describes the fundamental trade-offs between leaf structural,chemical,and physiological ***,structurally robust thick leaves with high leaf dry mass per unit area(LMA)exhibit lower photosynthetic capacity per dry mass(Amass).Paradoxically,“soft and thinleaved”mosses and spikemosses have very low Amass,but due to minute-size foliage elements,their LMA and its components,leaf thickness(LT)and density(LD),have not been systematically ***,we characterized LES and associated traits in cryptogams in unprecedented details,covering five evolutionarily different *** found that mosses and spikemosses had the lowest LMA and LT values ever measured for terrestrial *** a broad range of species from different lineages,Amass and LD were negatively *** contrast,Amass was only related to LMA when LMA was greater than 14 g cm^(-2).In fact,low Amass reflected high LD and cell wall thickness in the studied *** conclude that evolutionarily old plant lineages attained poorly differentiated,ultrathin mesophyll by increasing *** plant lineages,LD,not LMA,is the trait that represents the trade-off between leaf robustness and physiology in the LES.

关键词： Investment strategy Leaf density Leaf structural traits LMA estimation bias Non-seed plants Trait trade-offs