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New insights into the therapeutic approaches for the treatment of tauopathies

Neural Regeneration Research 2024年第5期19卷 1020-1026页

作者： Himanshi Singh Asmita Das Mohammad Moshahid Khan Tayebeh Pourmotabbed department of Microbiology Immunology and BiochemistryUniversity of Tennessee Health Science CenterMemphisTNUSA department of Biotechnology Delhi Technological UniversityShahbad DaulatpurDelhiIndia department of Neurology College of MedicineUniversity of Tennessee Health Science CenterMemphisTNUSA Neuroscience Institute University of Tennessee Health Science CenterMemphisTNUSA Center for Muscle Metabolism and NeuropathologyDivision of Regenerative and Rehabilitation Sciences and Department of Physical TherapyCollege of Health ProfessionsUniversity of Tennessee Health Science CenterMemphisTNUSA

Tauopathies are a group of neurological disorders,including Alzheimer’s disease and frontotemporal dementia,which involve progressive neurodegeneration,cognitive deficits,and aberrant tau protein *** development of tauopathies cannot currently be stopped or slowed down by treatment *** the significant contribution of tau burden in primary tauopathies and the strong association between pathogenic tau accumulation and cognitive deficits,there has been a lot of interest in creating therapies that can alleviate tau pathology and render neuroprotective ***,small molecules,immunotherapies,and gene therapy have been used to reduce the pathological tau burden and prevent neurodegeneration in animal models of ***,the major pitfall of the current therapeutic approach is the difficulty of drugs and gene-targeting modalities to cross the blood-brain barrier and their unintended side *** this review,the current therapeutic strategies used for tauopathies including the use of oligonucleotide-based gene therapy approaches that have shown a promising result for the treatment of tauopathies and Alzheimer’s disease in preclinical animal models,have been discussed.

关键词： dementia gene therapies immunotherapy neurodegeneration oligonucleotides tau tauopathies therapies

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Immune consequences of exercise in hypoxia:A narrative review

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Journal of Sport and Health Science 2024年第3期13卷 297-310,I0002页

作者： Johannes Burtscher Qadar Pasha Neha Chanana Gregoire P.Millet Martin Burtscher Barbara Strasser Institute of Sport Sciences University of LausanneLausanne 1015Switzerland Institute of Hypoxia Research New Delhi 110067India department of biochemistry Jamia HamdardNew Delhi 110062India department of Sport Science University of InnsbruckInnsbruck 6020Austria Faculty of Medicine Sigmund Freud Private UniversityVienna 1020Austria Ludwig Boltzmann Institute for Rehabilitation Research Vienna 1100Austria

Immune outcomes are key mediators of many health benefits of exercise and are determined by exercise type,dose(frequency/duration,intensity),and individual ***,reduced availability of ambient oxygen(hypoxia)modulates immune functions depending on the hypoxic dose and the individual capacity to respond to *** combined exercise and hypoxia(e.g.,high-altitude training)sculpts immune responses is not well understood,although such combinations are becoming increasingly ***,in this paper,we summarize the impact on immune responses of exercise and of hypoxia,both independently and together,with a focus on specialized cells in the innate and adaptive immune *** review the regulation of the immune system by tissue oxygen levels and the overlapping and distinct immune responses related to exercise and hypoxia,then we discuss how they may be modulated by nutritional ***,antioxidant,and anti-inflammatory mechanisms underlie many of the adaptations that can lead to improved cellular metabolism,resilience,and overall immune functions by regulating the survival,differentiation,activation,and migration of immune *** review shows that exercise and hypoxia can impair or complement/synergize with each other while regulating immune system *** acclimatization,training,and nutritional strategies can be used to avoid risks and tap into the synergistic potentials of the poorly studied immune consequences of exercising in a hypoxic state.

关键词： Altitude Exercise Hypoxia Immune response Training

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Atherosclerosis-related biomarker PABPC1 predicts pan-cancer events

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Stroke & Vascular Neurology 2024年第2期9卷 108-125,I0001-I0005页

作者： Miao Lin Liubing Hu Si Shen Jiyue Liu Yanyan Liu Yixian Xu Honglin Chen Kazuo Sugimoto Jianshuang Li Ikuo Kamitsukasa Takaki Hiwasa Hao Wang Anding Xu Stroke Center The First Affiliated HospitalJinan UniversityGuangzhouChina department of Anesthesiology The First Affiliated HospitalJinan UniversityGuangzhouChina The Biomedical Translational Research Institute Faculty of Medical ScienceJinan UniversityGuangzhouChina department of Radiology Medical Imaging CenterThe First Affiliated HospitalJinan UniversityGuangzhouChina department of biochemistry and Genetics Graduate School of MedicineChiba UniversityChibaJapan department of Neurology Dongzhimen HospitalBeijing University of Chinese MedicineBeijingChina department of Neurology Chiba Rosai HospitalChibaJapan department of Neurology Chibaken Saiseikai Narashino HospitalChibaJapan department of Neurological Surgery Graduate School of MedicineChiba UniversityChibaJapan

Background Atherosclerosis(AS)and tumours are the leading causes of death worldwide and share common risk factors,detection methods and molecular ***,searching for serum markers shared by AS and tumours is beneficial to the early diagnosis of *** The sera of 23 patients with AS-related transient ischaemic attack were screened by serological identification of antigens through recombinant cDNA expression cloning(SEREX),and cDNA clones were *** function enrichment analysis was performed on cDNA clones to identify their biological pathways and determine whether they were related to AS or ***,gene–gene and protein–protein interactions were performed and AS-associated markers would be *** expression of AS biomarkers in human normal organs and pan-cancer tumour tissues were ***,immune infiltration level and tumour mutation burden of various immune cells were *** curves analysis could show the expression of AS markers in *** AS-related sera were screened by SEREX,and 83 cDNA clones with high homology were *** functional enrichment analysis,it was found that their functions were closely related to AS and tumour *** multiple biological information interaction screening and the external cohort validating,poly(A)binding protein cytoplasmic 1(PABPC1)was found to be a potential AS *** assess whether PABPC1 was related to pan-cancer,its expression in different tumour pathological stages and ages was *** AS-associated proteins were closely related to cancer immune infiltration,we investigated and found that PABPC1 had the same role in ***,analysis of Kaplan-Meier survival curves revealed that high PABPC1 expression in pan-cancer was associated with high risk of *** Through the findings of SEREX and bioinformatics pan-cancer analysis,we concluded that PABPC1 might serve as a potential biomarker for the

关键词： diagnosis cancer organs

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High temperature superconductor Na_(2)B_(2)H stabilized by hydrogen intercalation under ambient pressure

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Science China(Physics,Mechanics & Astronomy) 2024年第11期67卷 141-148页

作者： Wendi Zhao Defang Duan Zhengtao Liu Zihao Huo Shumin Guo Decheng An Maosheng Miao Tian Cui State Key Laboratory of Superhard Materials Key Laboratory of Material Simulation Methods&Software of Ministry of EducationCollege of PhysicsJilin UniversityChangchun 130012China department of Chemistry and biochemistry California State UniversityNorthridgeCalifornia 91330USA department of Earth Science University of CaliforniaSanta BarbaraCalifornia 93106USA Institute of High Pressure Physics School of Physical Science and TechnologyNingbo UniversityNingbo 315211China

Hydrogenated metal borides have attracted much attention due to their potential high-temperature ***,we propose a new strategy for hydrogen intercalation tuning the stability and superconductivity of the boron honeycomb sublattice,and predict an unprecedented layered compound Na_(2)B_(2)H,which hosts excellent ***,the superconducting transition temperature(Tc)of Na_(2)B_(2)H reaches 42 K at ambient *** Tcvalue can be further increase to 63 K under 5%biaxial tensile *** excellent superconductivity originates from the strong electron-phonon coupling between theσ-bonding bands near the Fermi level and the B-B stretching optical E *** interstitial electron localization and crystal orbitals of the H-intercalated Na ion layer well match the boron honeycomb lattice and act as a chemical template to stabilize the B ***,the introduction of hydrogen tuned the Fermi level,and the coupling vibration of Na and H ions effectively enhanced the dynamic stability of the ***_(2)B_(2)H represents a new family of layered high-temperature superconductors,and the strategy of stabilizing the honeycomb boron sublattice via chemical template hosts great potential for application to more layered compounds.

关键词： superconductivity hydrogenation metal borides electron-phonon coupling

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GINS1 as a Novel Biomarker of Survival in Colon Adenocarcinoma Patients-A Secondary Publication

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Proceedings of Anticancer Research 2024年第3期8卷 60-67页

作者： Muhammad Umair Abid Yasir Hameed department of Plant Breeding and Genetics University of Agriculture FaisalabadFaisalabadPakistan department of biochemistry and Biotechnology The Islamia University of BahawalpurBahawalpurPakistan

The study focused on elaborating the role of GINS1 expression and its regulatory mechanisms in colon adenocarcinoma (COAD). Using the UALCAN informational index, GINS1 expression assessment unveiled a critical up- regulation in malignant cells that stood out from normal controls, suggesting its contribution to COAD expansion. Further dismantling GINS1 expression across various boundaries revealed unsurprising up-regulation in different malignant development stages, racial groups, genders, and age classes in COAD patients, characteristics for its imperative role in cancer progression. Moreover, this study investigated the promoter methylation status of GINS1, uncovering a critical uniqueness between COAD samples and normal controls. Analyzing promoter methylation across various clinical boundaries uncovered powerful variations, with particular methylation patterns seen across cancer stages, race groups, genders, and age groups. Survival analysis using the Kaplan-Meier (KM) plotter tool showed a colossal connection between GINS1 expression levels and overall survival (OS) in COAD patients, with low GINS1 expression interfacing with higher OS. Additionally, mutational examination using the cBioPortal stage revealed that no critical change was found in COAD. Overall, these findings revealed the complex contribution of GINS1 in COAD pathogenesis, underlining its actual limit as a prognostic biomarker and supportive therapeutic agent in COAD management.

关键词： Colon adenocarcinoma Diagnosis Treatment

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Polyoxidovanadates a new therapeutic alternative for neurodegenerative and aging diseases

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Neural Regeneration Research 2024年第3期19卷 571-577页

作者： Sonia Irais Gonzalez-Cano Gonzalo Flores Jorge Guevara Julio Cesar Morales-Medina Samuel Treviño Alfonso Diaz Faculty of Chemical Sciences Benemerita Autonomous University of PueblaPueblaMexico Institute of Physiology Benemerita Autonomous University of PueblaPueblaMexico department of biochemistry Faculty of MedicineNational Autonomous University of MexicoMexico CityMexico Animal Reproduction Research Center CINVESTAV-Autonomous University of TlaxcalaTlaxcalaMexico

Aging is a natural phenomenon characterized by a progressive decline in physiological integrity,leading to a deterioration of cognitive function and increasing the risk of suffering from chronic-degenerative diseases,including cardiovascular diseases,osteoporosis,cancer,diabetes,and *** is considered the major risk factor for Parkinson’s and Alzheimer’s disease ***,diabetes and insulin resistance constitute additional risk factors for developing neurodegenerative ***,no treatment can effectively reverse these neurodegenerative ***,some antidiabetic drugs have opened the possibility of being used against neurodegenerative *** the previous framework,Vanadium species have demonstrated a notable antidiabetic *** research group evaluated polyoxidovanadates such as decavanadate and metforminium-decavanadate with preventive and corrective activity on neurodegeneration in brain-specific areas from rats with metabolic *** results suggest that these polyoxidovanadates induce neuronal and cognitive restoration *** review aims to describe the therapeutic potential of polyoxidovanadates as insulin-enhancer agents in the brain,constituting a therapeutic alternative for aging and neurodegenerative diseases.

关键词： Alzheimer’s disease antidiabetic brain cognition diabetes insulin neurodegeneration neuroinflammation oxidative stress Vanadium species

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Advances in clinical applications of bioceramics in the new regenerative medicine era

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World Journal of Clinical Cases 2024年第11期12卷 1863-1869页

作者： Noha Elshazly Fayza Eid Nasr Ayat Hamdy Safa Saied Mohamed Elshazly Tissue Engineering Laboratory Faculty of DentistryAlexandria UniversityAlexandria 21526Egypt department of biochemistry Faculty of ScienceAlexandria UniversityAlexandria 21526Egypt Public Dental Clinic Central Administration of DentistryMinistry of Health and PopulationAlexandria 21554Egypt department of Surgery Faculty of Veterinary MedicineAlexandria 21526Egypt

In this editorial,we comment on the hard and soft tissue applications of different ceramic-based scaffolds prepared by different mechanisms such as 3D printing,sol-gel,and *** new concept of regenerative medicine relies on biomaterials that can trigger in situ tissue regeneration and stem cell recruitment at the defect site.A large percentage of these biomaterials is ceramic-based as they provide the essential requirements of biomaterial principles such as tailored multisize porosity,antibacterial properties,and angiogenic *** these previously mentioned properties put bioceramics on top of the hierarchy of biomaterials utilized to stimulate tissue regeneration in soft and hard tissue *** clinical applications registered the use of these materials in triggering soft tissue regeneration in healthy and diabetic patients such as bioactive glass *** results were promising and opened new frontiers for utilizing these materials on a larger *** same results were mentioned when using different forms and formulas of bioceramics in hard defect *** bioceramics were used in combination with other polymers and biological scaffolds to improve their regenerative and mechanical *** this progress will enable a larger scale of patients to receive such services with ease and decrease the financial burden on the government.

关键词： Regenerative medicine Bioceramics Chronic wounds Bone defects Clinical applications

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Upregulation of α-ENaC induces pancreatic β-cell dysfunction,ER stress,and SIRT2 degradation

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Journal of Biomedical Research 2024年第3期38卷 241-255页

作者： Xue Zhang Dan Zhang Lei Huo Xin Zhou Jia Zhang Min Li Dongming Su Peng Sun Fang Chen Xiubin Liang department of Pathophysiology Nanjing Medical UniversityNanjingJiangsu 211166China department of Pathology Nanjing Drum Tower Hospitalthe Affiliated Hospital of Nanjing University Medical SchoolNanjingJiangsu 210009China Key Laboratory of Human Functional Genomics of Jiangsu Province Department of Biochemistry and Molecular BiologyNanjing Medical UniversityNanjingJiangsu 211166China department of Pathology Nanjing Medical UniversityNanjingJiangsu 211166China

Islet beta cells(β-cells)produce insulin in response to high blood glucose levels,which is essential for preserving glucose ***-gated ion channels inβ-cells,including Na+,K+,and Ca2+channels,aid in the release of *** epithelial sodium channel alpha subunit(α-ENaC),a voltage-independent sodium ion channel,is also expressed in human pancreatic endocrine ***,there is no reported study on the function of ENaC in theβ-*** the current study,we found thatα-ENaC was expressed in human pancreatic glandule and pancreatic isletβ-*** the pancreas of db/db mice and high-fat diet-induced mice,and in mouse isletβ-cells(MIN6 cells)treated with palmitate,α-ENaC expression was ***α-ENaC was overexpressed in MIN6 cells,insulin content and glucose-induced insulin secretion were significantly *** the other hand,palmitate injured isletβ-cells and suppressed insulin synthesis and secretion,but increasedα-ENaC expression in MIN6 ***,α-ENaC knockout(Scnn1a−/−)in MIN6 cells attenuatedβ-cell disorder induced by ***,α-ENaC regulated the ubiquitylation and degradation of sirtuin 2 inβ-cells.α-ENaC also modulatedβ-cell function in correlation with the inositol-requiring enzyme 1 alpha/X-box binding protein 1(IRE1α/XBP1)and protein kinase RNA-like endoplasmic reticulum kinase/C/EBP homologous protein(PERK/CHOP)endoplasmic reticulum stress *** results suggest thatα-ENaC may play a novel role in insulin synthesis and secretion in theβ-cells,and the upregulation ofα-ENaC promotes isletβ-cell *** conclusion,α-ENaC may be a key regulator involved in isletβ-cell damage and a potential therapeutic target for type 2 diabetes mellitus.

关键词： α-ENaC pancreaticβ-cells type 2 diabetes mellitus endoplasmic reticulum stress sirtuin 2

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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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Evaluating the efficacy of immunotherapy in gastric cancer:Insights from immune checkpoint inhibitors

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World Journal of Gastroenterology 2024年第32期30卷 3726-3729页

作者： Yu-Nuo Yang Li-Sheng Wang Yan-Qi Dang Guang Ji Institute of Digestive Diseases Longhua HospitalChina-Canada Center of Research for Digestive DiseasesShanghai University of Traditional Chinese MedicineShanghai 200032China department of biochemistry University of OttawaOttawa K1H 8M5ONCanada

The emergence of immunotherapy,particularly immune checkpoint inhibitors(ICIs),represents a groundbreaking approach to treating gastric cancer(GC).However,the prognosis of GC patients receiving ICI treatment is influenced by various *** manuscript identified sarcopenia and myosteatosis as independent prognostic factors impacting the outcomes of GC patients treated with ***,this study introduced a visual predictive model to estimate the prognosis of GC *** confirmed by further studies,this observation could provide valuable insights to propel the advancement of personalized clinical medicine and the integration of precision medicine practices.

关键词： Gastric cancer Immune checkpoint inhibitors Sarcopenia Myosteatosis Prediction model

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