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Machine learning applications in stroke medicine:advancements,challenges,and future prospectives

Neural Regeneration Research 2024年第4期19卷 769-773页

作者： Mario Daidone Sergio Ferrantelli Antonino Tuttolomondo Internal medicine and Stroke Care Ward Department of Health PromotionMother and Child CareInternal Medicine and Medical SpecialtiesUniversity of Palermo molecular and Clinical medicine PhD program University of Palermo

Stroke is a leading cause of disability and mortality worldwide,necessitating the development of advanced technologies to improve its diagnosis,treatment,and patient *** recent years,machine learning techniques have emerged as promising tools in stroke medicine,enabling efficient analysis of large-scale datasets and facilitating personalized and precision medicine *** abstract provides a comprehensive overview of machine learning’s applications,challenges,and future directions in stroke *** introduced machine learning algorithms have been extensively employed in all the fields of stroke *** learning models have demonstrated remarkable accuracy in imaging analysis,diagnosing stroke subtypes,risk stratifications,guiding medical treatment,and predicting patient *** the tremendous potential of machine learning in stroke medicine,several challenges must be *** include the need for standardized and interoperable data collection,robust model validation and generalization,and the ethical considerations surrounding privacy and *** addition,integrating machine learning models into clinical workflows and establishing regulatory frameworks are critical for ensuring their widespread adoption and impact in routine stroke *** learning promises to revolutionize stroke medicine by enabling precise diagnosis,tailored treatment selection,and improved *** research and collaboration among clinicians,researchers,and technologists are essential for overcoming challenges and realizing the full potential of machine learning in stroke care,ultimately leading to enhanced patient outcomes and quality of *** review aims to summarize all the current implications of machine learning in stroke diagnosis,treatment,and prognostic *** the same time,another purpose of this paper is to explore all the future perspectives these techniques can provide in combating this disabling dis

关键词： cerebrovascular disease deep learning machine learning reinforcement learning stroke stroke therapy supervised learning unsupervised learning

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The dual role of striatal interneurons:circuit modulation and trophic support for the basal ganglia

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Neural Regeneration Research 2024年第6期19卷 1277-1283页

作者： Elliot Wegman Marlena Wosiski-Kuhn Yu Luo department of molecular and Cellular Biosciences University of CincinnatiCincinnatiOHUSA department of Emergency medicine at the School of medicine University of CincinnatiCincinnatiOHUSA Neuroscience Graduate program University of CincinnatiCincinnatiOHUSA

Striatal interneurons play a key role in modulating striatal-dependent behaviors,including motor activity and reward and emotional *** not only provide modulation to the basal ganglia circuitry under homeostasis but are also involved in changes to plasticity and adaptation during disease conditions such as Parkinson's or Huntington's *** review aims to summarize recent findings regarding the role of striatal cholinergic and GABAergic interneurons in providing circuit modulation to the basal ganglia in both homeostatic and disease *** addition to direct circuit modulation,striatal interneurons have also been shown to provide trophic support to maintain neuron populations in *** discuss this interesting and novel role of striatal interneurons,with a focus on the maintenance of adult dopaminergic neurons from interneuronderived sonic-hedgehog.

关键词： cholinergic dopamine GABAergic interneuron levodopa-induced dyskinesia parvalbumin sonic hedgehog striatum trophic factor

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Promising use of metformin in treating neurological disorders:biomarker-guided therapies

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Neural Regeneration Research 2024年第5期19卷 1045-1055页

作者： Allison Loan Charvi Syal Margarita Lui Ling He Jing Wang Regenerative medicine program Ottawa Hospital Research InstituteOttawaONCanada department of Biology Faculty of ScienceUniversity of OttawaOttawaONCanada department of Pediatrics and medicine Johns Hopkins Medical SchoolBaltimoreMDUSA department of Cellular and molecular medicine Faculty of MedicineUniversity of OttawaOttawaONCanada University of Ottawa Brain and Mind Research Institute OttawaONCanada

Neurological disorders are a diverse group of conditions that affect the nervous system and include neurodegenerative diseases(Alzheimer’s disease,multiple sclerosis,Parkinson’s disease,Huntington’s disease),cerebrovascular conditions(stroke),and neurodevelopmental disorders(autism spectrum disorder).Although they affect millions of individuals around the world,only a limited number of effective treatment options are available *** most neurological disorders express mitochondria-related metabolic perturbations,metformin,a biguanide type II antidiabetic drug,has attracted a lot of attention to be repurposed to treat neurological disorders by correcting their perturbed energy ***,controversial research emerges regarding the beneficial/detrimental effects of metformin on these neurological *** that most neurological disorders have complex etiology in their pathophysiology and are influenced by various risk factors such as aging,lifestyle,genetics,and environment,it is important to identify perturbed molecular functions that can be targeted by metformin in these neurological *** molecules can then be used as biomarkers to stratify subpopulations of patients who show distinct molecular/pathological properties and can respond to metformin treatment,ultimately developing targeted *** this review,we will discuss mitochondria-related metabolic perturbations and impaired molecular pathways in these neurological disorders and how these can be used as biomarkers to guide metformin-responsive treatment for the targeted therapy to treat neurological disorders.

关键词： Alzheimer’s disease Huntington’s disease metformin mitochondrial perturbation multiple sclerosis neural degenerative diseases Parkinson’s disease stroke targeted therapy

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Two distinct subpopulations of marginal zone B cells exhibit differential antibody-producing capacities and radioresistance

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Cellular & molecular Immunology 2024年第4期21卷 393-408页

作者： Sujin Lee Yeunjung Ko Hyun Woo Lee Won Joon Oh Hun Gi Hong Dinuka Ariyaratne Se Jin Im Tae Jin Kim department of Immunology Graduate School of Basic Medical ScienceSungkyunkwan University School of MedicineSuwon16419Republic of Korea department of Immunology and molecular medicine Faculty of Medical SciencesUniversity of Sri JayewardenepuraNugegodaSri Lanka Present address:Immunology and Microbiology Graduate program Baylor College of MedicineHoustonTX77030USA

Marginal zone(MZ)B cells,which are splenic innate-like B cells that rapidly secrete antibodies(Abs)against blood-borne pathogens,are composed of heterogeneous ***,we showed that MZ B cells can be divided into two distinct subpopulations according to their CD80 expression ***80^(high)MZ B cells exhibited greater Ab-producing,proliferative,and IL-10-secreting capacities than did CD80^(low)MZ B ***,CD80^(high)MZ B cells survived 2-Gy whole-body irradiation,whereas CD80^(low)MZ B cells were depleted by irradiation and then repleted with one month after *** of CD80^(low)MZ B cells led to accelerated development of type II collagen(CII)-induced arthritis upon immunization with bovine ***80^(high)MZ B cells exhibited higher expression of genes involved in proliferation,plasma cell differentiation,and the antioxidant ***80^(high)MZ B cells expressed more autoreactive B cell receptors(BCRs)that recognized double-stranded DNA or CII,expressed more immunoglobulin heavy chain sequences with shorter complementarity-determining region 3 sequences,and included more clonotypes with no N-nucleotides or with B-1a BCR sequences than CD80^(low)MZ B *** transfer experiments showed that CD21^(+)CD23^(+)transitional 2 MZ precursors preferentially generated CD80^(low)MZ B cells and that a proportion of CD80^(low)MZ B cells were converted into CD80^(high)MZ B cells;in contrast,CD80^(high)MZ B cells stably remained CD80^(high)MZ B *** summary,MZ B cells can be divided into two subpopulations according to their CD80 expression levels,Ab-producing capacity,radioresistance,and autoreactivity,and these findings may suggest a hierarchical composition of MZ B cells with differential stability and BCR specificity.

关键词： Marginal Zone B Cell CD80 Autoreactivity Radioresistance

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MicroRNAs as potential biomarkers for diagnosis of attention deficit hyperactivity disorder

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Neural Regeneration Research 2024年第3期19卷 557-562页

作者： Bridget Martinez Philip V.Peplow department of pharmacology University of Nevada-RenoRenoUSA department of medicine University of Nevada-RenoRenoUSA department of Anatomy University of OtagoDunedinNew Zealand

Inappropriate levels of hyperactivity,impulsivity,and inattention characterize attention deficit hyperactivity disorder,a common childhood-onset neuropsychiatric *** cognitive function and learning ability of children with attention deficit hyperactivity disorder are affected,and these symptoms may persist to adulthood if they are not *** diagnosis of attention deficit hyperactivity disorder is only based on symptoms and objective tests for attention deficit hyperactivity disorder are *** for attention deficit hyperactivity disorder in children include medications,behavior therapy,counseling,and education services which can relieve many of the symptoms of attention deficit hyperactivity disorder but cannot cure *** is a need for a molecular biomarker to distinguish attention deficit hyperactivity disorder from healthy subjects and other neurological conditions,which would allow for an earlier and more accurate diagnosis and appropriate treatment to be *** expression of microRNAs is connected to brain development and disease and could provide novel biomarkers for the diagnosis and prognosis of attention deficit hyperactivity *** recent studies reviewed had performed microRNA profiling in whole blood,white blood cells,blood plasma,and blood serum of children with attention deficit hyperactivity disorder.A large number of microRNAs were dysregulated when compared to healthy controls and with some overlap between individual *** the studies that had included a validation set of patients and controls,potential candidate biomarkers for attention deficit hyperactivity disorder in children could be miR-140-3p,let-7g-5p,-30e-5p,-223-3p,-142-5p,-486-5p,-151a-3p,-151a-5p,and-126-5p in total white blood cells,and miR-4516,-6090,-4763-3p,-4281,-4466,-101-3p,-130a-3p,-138-5p,-195-5p,and-106b-5p in blood *** studies are warranted with children and adults with attention deficit hyperactivity disorder,and

关键词： adults attention deficit hyperactivity disorder biomarkers blood plasma blood serum children microRNA total white blood cells whole blood

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Na^(+)/K^(+)-ATPase:ion pump,signal transducer,or cytoprotective protein,and novel biological functions

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Neural Regeneration Research 2024年第12期19卷 2684-2697页

作者： Songqiang Huang Wanting Dong Xiaoqian Lin Jinsong Bian department of pharmacology Joint Laboratory of Guangdong-Hong Kong Universities for Vascular Homeostasis and DiseasesSchool of MedicineSouthern University of Science and TechnologyShenzhenGuangdong ProvinceChina department of pharmacology School of Basic MedicineTongji Medical CollegeHuazhong University of Science and TechnologyWuhanHubei ProvinceChina

Na^(+)/K^(+)-ATPase is a transmembrane protein that has important roles in the maintenance of electrochemical gradients across cell membranes by transporting three Na^(+)out of and two K^(+)into ***,Na^(+)/K^(+)-ATPase participates in Ca^(2+)-signaling transduction and neurotransmitter release by coordinating the ion concentration gradient across the cell ***^(+)/K^(+)-ATPase works synergistically with multiple ion channels in the cell membrane to form a dynamic network of ion homeostatic regulation and affects cellular communication by regulating chemical signals and the ion balance among different types of *** re,it is not surprising that Na^(+)/K^(+)-ATPase dysfunction has emerged as a risk factor for a variety of neurological ***,published studies have so far only elucidated the important roles of Na^(+)/K^(+)-ATPase dysfunction in disease development,and we are lacking detailed mechanisms to clarify how Na^(+)/K^(+)-ATPase affects cell *** recent studies revealed that membrane loss of Na^(+)/K^(+)-ATPase is a key mechanism in many neurological disorders,particularly stroke and Parkinson's *** of plasma membrane Na^(+)/K^(+)-ATPase with an antibody is a novel strategy to treat these *** this reason,Na^(+)/K^(+)-ATPase acts not only as a simple ion pump but also as a sensor/regulator or cytoprotective protein,participating in signal transduction such as neuronal autophagy and apoptosis,and glial cell ***,the present review attempts to summarize the novel biological functions of Na^(+)/K^(+)-ATPase and Na^(+)/K^(+)-ATPase-related *** potential for novel strategies to treat Na^(+)/K^(+)-ATPase-related brain diseases will also be discussed.

关键词： antibody biological functions cellular communication electrochemical gradient ion balance ion channels Na^(+)/K^(+)-ATPase neurological diseases neurotransmitter release signal transduction

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Photo-activated microtubule targeting drugs: Advancing therapies for colorectal cancer

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World Journal of Gastroenterology 2024年第26期30卷 3257-3260页

作者： Naresh Singh Samantha Sharma department of Medical and molecular Genetics Indiana University School of MedicineIndianapolisIN 46202United States

Over the years immunotherapy has demonstrably improved the field of cancer ***,achieving long-term survival for colorectal cancer(CRC)patients remains a significant unmet *** immunotherapies incor-porating targeted drugs like MEK or multi-kinase inhibitors have offered some palliative ***,substantial gaps remain in the current therapeutic armamentarium for *** recent years,there has been a surge of interest in exploring novel treatment strategies,including the application of light-activated drugs in conjunction with optical *** approach holds promise for achie-ving localized and targeted delivery of cytotoxic agents,such as microtubule-targeting drugs,directly to cancerous cells within the colon.

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Therapeutic potential and pharmacological mechanism of visnagin

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Journal of Integrative medicine 2024年第4期22卷 399-412页

作者： Poonam Yadav Sumeet Kumar Singh Sayantap Datta Saloni Verma Aarti Verma Arnab Rakshit Anjana Bali Jasvinder Singh Bhatti Amit Khurana Umashanker Navik department of pharmacology School of Health SciencesCentral University of PunjabBathindaPunjab 151401India department of Pharmacological and Pharmaceutical Sciences College of PharmacyUniversity of HoustonHoustonTX 77204-5000USA department of Human Genetics and molecular medicine School of Health SciencesCentral University of PunjabBathindaPunjab 151401India

Visnagin is a furanochromone and one of the most important compound in the Ammi visnaga(L.)Lam(a synonym of Visnaga daucoides Gaertn.)plant,which is used to cure various *** investigations into the bioactive properties of visnagin have been studied to *** literature on visnagin demonstrates its biological properties,including anti-inflammatory,anti-diabetic,and beneficial effects in cardiovascular and renal ***,visnagin improves sperm quality parameters,stimulates steroidogenesis,and increases serum gonadotropins and testosterone levels,while decreasing proinflammatory cytokines,oxidative damage,genomic instability,and it modulates ***,visnagin has emerged as an exciting lead for further research,owing to its potential in various unmet clinical *** current review summarized its basic structure,pharmacokinetics,and pharmacological effects,focusing on its mechanisms of *** review will help to understand the potential of visnagin as an alternative treatment strategy for several diseases and provide insight into research topics that need further exploration for visnagin’s safe clinical use.

关键词： Visnagin Phytochemical Anti-inflammatory Ammi visnaga L. Visnaga daucoides Gaertn Cancer

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Agmatine ameliorates diabetes type 2-induced nephropathy in rats

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Asian Pacific Journal of Tropical Biomedicine 2024年第1期14卷 8-16页

作者： Fatemah O.Kamel Ohoud Shagroud Mai AAlim A.Sattar Ahmad Gamal S Abd El-Aziz Abdulhadi S.Burzangi Duaa Bakhshwin Maha Jamal Shahid Karim department of Clinical pharmacology Faculty of MedicineKing Abdulaziz UniversityJeddah 21589Saudi Arabia department of Anatomy Faculty of MedicineKing Abdulaziz UniversityJeddah 21589Saudi Arabia

Objective:To assess the nephroprotective potential of agmatine in a rat model of streptozotocin-induced diabetic ***:A single dose of streptozotocin(40 mg/kg)coupled with a fructose diet induced diabetes in Wistar ***(40 and 80 mg/kg)was administered to rats for 12 *** body weight and fasting blood glucose were measured *** level,urine output,total protein,albumin,blood urea nitrogen,creatinine,and cystatin-C were also determined at the end of the ***,superoxide dismutase,glutathione,interleukin-1β,interleukin-6,and tumor necrosis factor-alpha were evaluated in kidney *** study was also performed using hematoxylin and eosin ***:Agmatine at both doses significantly increased final body weight,and lowered fasting blood glucose,urine output,insulin,total protein,albumin,blood urea nitrogen,creatinine,and cystatin-C levels compared with the diabetic group(Pmolecular mechanisms of its nephroprotective actions need to be investigated in future study.

关键词： Agmatine Type 2 diabetes Nephropathy Oxidative stress Nephroprotection

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Modeling tuberous sclerosis complex with human induced pluripotent stem cells

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World Journal of Pediatrics 2024年第3期20卷 208-218页

作者： Weibo Niu Benjamin Siciliano Zhexing Wen department of Psychiatry and Behavioral Sciences Emory University School of MedicineWhitehead Research Building 447615 Michael StreetAtlantaGA 30322USA The Graduate program in molecular and Systems pharmacology Laney Graduate SchoolEmory UniversityAtlanta.GA 30322.USA department of Cell Biology Emory University School of MedicineWhitehead Research Building 447615 Michael StreetAtlantaGA30322USA department of Neurology Emory University School of MedicineWhitehead Research Building 447.615 Michael StreetAtlantaGA 30322USA

Background Tuberous sclerosis complex(TSC)is an autosomal dominant genetic disorder with a birth incidence of I:6000 in the United States that is characterized by the growth of non-cancerous tumors in multiple organ systems including the brain,kidneys,lungs,and ***,TSCis also associated with signicant neurological manifestations including epilepsy TSC-associated neuropsychiatric disorders,intellectual disabilities,and autism spectrum *** in the TSCI or TSC2 genes are well-established causes of TSC,which lead to TSC1/TSC2 deficiency in organs and hyper-activation of the mammalian target of rapamycin signaling *** models have been widely used to study the effect of TSCl/2 genes on the development and function of the *** considerable progress in understanding the molecular mechanisms underlying TSC in animal models,a human-specific model is urgently needed to investigate the effects of TSCl/2 mutations that are unique to human *** sources Literature reviews and research articles were published in PubMed-indexed *** Human-induced pluripotent stem cells(iPSCs),which capture risk alleles that are identical to their donors and have the capacity to differentiate into virtually any cell type in the human body,pave the way for the empirical study of previously inaccessible biological systems such as the developing human *** In this review,we present an overview of the recent progress in modeling TSC with human iPSC models,the existing limitations,and potential directions for future research.

关键词： Induced pluripotent stem cells Three-dimensional cultures Tuberous sclerosis complex Two-dimensional cultures

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