Predicting Aging of Brain Metabolic Topography Using Variational Autoencoder.

abstract：:The hippocampus is negatively affected by aging and neurodegenerative diseases leading to impaired learning and memory abilities. A diverse series of progressive modifications in the intercellular communication among neurons, astrocytes and microglia occur in the hippocampus during aging or inflammation. A detailed un...

journal_title：Frontiers in aging neuroscience

authors： Lana D,Ugolini F,Nosi D,Wenk GL,Giovannini MG

更新日期：2017-09-11 00:00:00

abstract：:Alzheimer disease (AD) has an insidious onset and heterogeneous clinical symptoms. The well-accepted biomarkers for clinical diagnosis of AD include β-amyloid (Aβ) deposition and pathologic tau level within cerebral spinal fluid (CSF) and imaging AD pathology such as positive emission tomography (PET) imaging of the a...

journal_title：Frontiers in aging neuroscience

authors： Jiao F,Yi F,Wang Y,Zhang S,Guo Y,Du W,Gao Y,Ren J,Zhang H,Liu L,Song H,Wang L

更新日期：2020-07-21 00:00:00

abstract：:Over the last few decades, considerable evidence shows that greater levels of aerobic exercise and cardiovascular fitness benefit cognitive performance. However, the degree to which free-living activity in community settings is related to cognitive performance remains unclear, particularly in older adults vulnerable t...

journal_title：Frontiers in aging neuroscience

authors： Wanigatunga AA,Manini TM,Cook DR,Katula J,Fielding RA,Kramer AF,Verghese J,Rapp SR,Sink KM,King AC,Buford TW,Anton S,Nadkarni N,Jennings JM,Reid K,Espeland MA,Gill TM,Pahor M,Nocera JR

更新日期：2018-11-15 00:00:00

abstract：:Oxidative stress (OS), caused by the imbalance between the generation and detoxification of reactive oxygen and nitrogen species (ROS/RNS), plays an important role in brain aging, neurodegenerative diseases, and other related adverse conditions, such as ischemia. While ROS/RNS serve as signaling molecules at physiolog...

journal_title：Frontiers in aging neuroscience

authors： Wang X,Michaelis EK

更新日期：2010-03-30 00:00:00

abstract：:The molecular substrate of age-associated cognitive decline (AACD) is still elusive. Evidence indicates that AACD is related to synaptic impairment in hippocampus, but different hippocampal regions play different roles, with the dorsal hippocampus (DH) associated to spatial learning, and the ventral hippocampus (VH) c...

journal_title：Frontiers in aging neuroscience

authors： Balietti M,Fattorini G,Pugliese A,Marcotulli D,Bragina L,Conti F

更新日期：2018-04-04 00:00:00

abstract：:Frontotemporal lobar degeneration (FTLD) includes a spectrum of disorders characterized by changes of personality and social behavior and, often, a gradual and progressive language dysfunction. In the last years, several efforts have been fulfilled in identifying both genetic mutations and pathological proteins associ...

journal_title：Frontiers in aging neuroscience

authors： Piscopo P,Albani D,Castellano AE,Forloni G,Confaloni A

更新日期：2016-02-09 00:00:00

abstract：:Disruptions in metal ion homeostasis have been described in association with amyotrophic lateral sclerosis (ALS) for a number of years but the precise mechanism of involvement is poorly understood. Metal ions are especially important to familial ALS cases caused by mutations in the metalloenzyme copper-zinc superoxide...

journal_title：Frontiers in aging neuroscience

authors： Bourassa MW,Brown HH,Borchelt DR,Vogt S,Miller LM

更新日期：2014-06-16 00:00:00

abstract：:Background: Facial emotion recognition (FER) is impaired in individuals with frontotemporal dementia (FTD) and Alzheimer's disease (AD) when compared to healthy older adults. Since deficits in emotion recognition are closely related to caregiver burden or social interactions, researchers have fundamental interest in F...

journal_title：Frontiers in aging neuroscience

authors： Park S,Kim T,Shin SA,Kim YK,Sohn BK,Park HJ,Youn JH,Lee JY

更新日期：2017-11-30 00:00:00

abstract：:In mammals, melanopsin-expressing retinal ganglion cells (mRGCs) are, among other things, involved in several non-image-forming visual functions, including light entrainment of circadian rhythms. Considering the profound impact of aging on visual function and ophthalmic diseases, here we evaluate changes in mRGCs thro...

journal_title：Frontiers in aging neuroscience

authors： Esquiva G,Lax P,Pérez-Santonja JJ,García-Fernández JM,Cuenca N

更新日期：2017-04-04 00:00:00

abstract：:Astrocytes are the most abundant cells of the central nervous system; they have a predominant role in maintaining brain metabolism. In this sense, abnormal metabolic states have been found in different neuropathological diseases. Determination of metabolic states of astrocytes is difficult to model using current exper...

journal_title：Frontiers in aging neuroscience

authors： Martín-Jiménez CA,Salazar-Barreto D,Barreto GE,González J

更新日期：2017-02-13 00:00:00

abstract：:Neuromodulation techniques such as deep brain stimulation (DBS) are a promising treatment for memory-related disorders including anxiety, addiction, and dementia. However, the outcomes of such treatments appear to be somewhat paradoxical, in that these techniques can both disrupt and enhance memory even when applied t...

journal_title：Frontiers in aging neuroscience

authors： Tan SZK,Du R,Perucho JAU,Chopra SS,Vardhanabhuti V,Lim LW

更新日期：2020-09-14 00:00:00

abstract：:The enteric nervous system (ENS) poses the intrinsic innervation of the gastrointestinal tract and plays a critical role for all stages of postnatal life. There is increasing scientific and clinical interest in acquired or age-related gastrointestinal dysfunctions that can be manifested in diseases such as gut constip...

journal_title：Frontiers in aging neuroscience

authors： Hetz S,Acikgoez A,Moll C,Jahnke HG,Robitzki AA,Metzger R,Metzger M

更新日期：2014-10-15 00:00:00

abstract：:Ishigami and Klein (2010) showed that scores of the three attention networks (alerting, orienting, and executive control) measured with the two versions of the Attention Network Test (ANT; Fan et al., 2002; Callejas et al., 2005) were robust over 10 sessions of repeated testing even though practice effects were consis...

journal_title：Frontiers in aging neuroscience

authors： Ishigami Y,Klein RM

更新日期：2011-11-15 00:00:00

abstract：:Background: Decreased bone mineral density (BMD) was associated with poorer cognitive function and increased risk of Alzheimer's disease (AD). However, objective evidence for the relationship between osteoporosis and AD in humans has not been extensively described. Objectives: We aimed to evaluate the relationships be...

journal_title：Frontiers in aging neuroscience

authors： Takano Y,Tatewaki Y,Mutoh T,Morota N,Matsudaira I,Thyreau B,Nagasaka T,Odagiri H,Yamamoto S,Arai H,Taki Y

更新日期：2020-06-17 00:00:00

abstract：:The microtubule-associated protein tau is closely correlated with hypometabolism in Alzheimer's disease (AD). α-lipoic acid (LA), which is a naturally occurring cofactor in mitochondrial, has been shown to have properties that can inhibit the tau pathology and neuronal damage in our previous research. However, if LA a...

journal_title：Frontiers in aging neuroscience

authors： Zhang YH,Yan XZ,Xu SF,Pang ZQ,Li LB,Yang Y,Fan YG,Wang Z,Yu X,Guo C,Ao Q

更新日期：2020-08-21 00:00:00

abstract：:Invertebrate models have advantages for understanding the basis of behavioral aging due to their simple nervous systems and short lifespans. The potential usefulness of Aplysia californica in aging research is apparent from its long history of neurobiological research, but it has been underexploited in this model use....

journal_title：Frontiers in aging neuroscience

authors： Kempsell AT,Fieber LA

更新日期：2014-05-09 00:00:00

abstract：:Understanding the molecular mechanisms underlying age-associated cognitive impairments will not only contribute to our general knowledge about "aging" biology, but also provide insights for more effective strategies to prevent and improve the quality of life for both normal aging and pathological aging such as Alzheim...

journal_title：Frontiers in aging neuroscience

authors： Yang W,Zhou X,Ma T

更新日期：2019-09-04 00:00:00

abstract：:Background: Gait disturbance is an early, cardinal feature of Parkinson's disease (PD) associated with falls and reduced physical activity. Progression of gait impairment in Parkinson's disease is not well characterized and a better understanding is imperative to mitigate impairment. Subtle gait impairments progress i...

journal_title：Frontiers in aging neuroscience

authors： Wilson J,Alcock L,Yarnall AJ,Lord S,Lawson RA,Morris R,Taylor JP,Burn DJ,Rochester L,Galna B

更新日期：2020-10-15 00:00:00

abstract：:Parkinson's disease (PD) shows high heterogeneity with regard to the underlying molecular pathogenesis involving multiple pathways and mechanisms. Diagnosis is still challenging and rests entirely on clinical features. Thus, there is an urgent need for robust diagnostic biofluid markers. Untargeted metabolomics allows...

journal_title：Frontiers in aging neuroscience

authors： Stoessel D,Schulte C,Teixeira Dos Santos MC,Scheller D,Rebollo-Mesa I,Deuschle C,Walther D,Schauer N,Berg D,Nogueira da Costa A,Maetzler W

更新日期：2018-03-05 00:00:00

abstract：:Vascular dementia (VaD) is the second most common type of dementia after Alzheimer's disease (AD), characterized by progressive cognitive impairment, memory loss, and thinking or speech problems. VaD is usually caused by cerebrovascular disease, during which, cerebrovascular endothelial cells (CECs) are vulnerable. CE...

journal_title：Frontiers in aging neuroscience

authors： Wang F,Cao Y,Ma L,Pei H,Rausch WD,Li H

更新日期：2018-11-16 00:00:00

abstract：:Background: Primary progressive aphasia (PPA) is a clinical syndrome characterized by the neurodegeneration of language brain systems. Three main clinical forms (non-fluent, semantic, and logopenic PPA) have been recognized, but applicability of the classification and the capacity to predict the underlying pathology i...

journal_title：Frontiers in aging neuroscience

authors： Matias-Guiu JA,Díaz-Álvarez J,Ayala JL,Risco-Martín JL,Moreno-Ramos T,Pytel V,Matias-Guiu J,Carreras JL,Cabrera-Martín MN

更新日期：2018-07-31 00:00:00

abstract：:The hippocampus is generally reported as one of the regions most impacted by Alzheimer's disease (AD) and is closely associated with memory function and orientation. Undirected functional connectivity (FC) alterations occur in patients with mild cognitive impairment (MCI) and AD, and these alterations have been the su...

journal_title：Frontiers in aging neuroscience

authors： Xue J,Guo H,Gao Y,Wang X,Cui H,Chen Z,Wang B,Xiang J

更新日期：2019-12-03 00:00:00

abstract：BACKGROUND:During the last two decades, protein aggregation at all organismal levels, from viruses to humans, has emerged from a neglected area of protein science to become a central issue in biology and biomedicine. This article constitutes a risk-based review aimed at supporting an etiologic scenario of selected, spo...

journal_title：Frontiers in aging neuroscience

authors： de Pedro-Cuesta J,Martínez-Martín P,Rábano A,Ruiz-Tovar M,Alcalde-Cabero E,Calero M

更新日期：2016-06-13 00:00:00

abstract：:Cardiorespiratory fitness has been shown to protect and enhance cognitive and brain functions, but little is known about the cortical mechanisms that underlie these changes in older adults. In this study, functional near infrared spectroscopy (fNIRS) was used to investigate variations in oxyhemoglobin [HbO2] and in de...

journal_title：Frontiers in aging neuroscience

authors： Albinet CT,Mandrick K,Bernard PL,Perrey S,Blain H

更新日期：2014-10-08 00:00:00

abstract：:Postoperative cognitive dysfunction (POCD) is a significant complication of surgery, particularly in elderly patients. Emerging researches showed that long non-coding RNA (lncRNA) may play a vital role in the pathogenesis of POCD. Here we aimed to identify potential key lncRNAs involved in the development of POCD. Lnc...

journal_title：Frontiers in aging neuroscience

authors： Li M,Chen C,Zhang W,Gao R,Wang Q,Chen H,Zhang S,Mao X,Leblanc M,Behensky A,Zhang Z,Gan L,Yu H,Zhu T,Liu J

更新日期：2019-07-17 00:00:00

abstract：:Aberrations in brain microcirculation and the associated increase in blood-brain-barrier (BBB) permeability in addition to neuroinflammation and Aβ deposition observed in Alzheimer's disease (AD) and ischemia have gained considerable attention recently. However, the role of microvascular homeostasis as a pathogenic su...

journal_title：Frontiers in aging neuroscience

authors： Amtul Z,Yang J,Lee TY,Cechetto DF

更新日期：2019-03-27 00:00:00

abstract：:The decline of cognitive skills throughout healthy or pathological aging can be slowed down by experiences which foster cognitive reserve (CR). Recently, some studies on Alzheimer's disease have suggested that CR may be enhanced by life-long bilingualism. However, the evidence is inconsistent and largely based on retr...

journal_title：Frontiers in aging neuroscience

authors： Calvo N,García AM,Manoiloff L,Ibáñez A

更新日期：2016-01-12 00:00:00

abstract：:Alzheimer's disease (AD) and treatment of the brain in aging require the development of new biologic drugs, such as recombinant proteins or gene therapies. Biologics are large molecule therapeutics that do not cross the blood-brain barrier (BBB). BBB drug delivery is the limiting factor in the future development of ne...

journal_title：Frontiers in aging neuroscience

authors： Pardridge WM

更新日期：2020-01-10 00:00:00

abstract：:The dorsal raphe nucleus (DRN) has been repeatedly implicated as having a significant relationship with depression, along with its serotoninergic innervation. However, functional connectivity of the DRN in depression is not well understood. The current study aimed to isolate functional connectivity of the DRN distinct...

journal_title：Frontiers in aging neuroscience

authors： Ikuta T,Matsuo K,Harada K,Nakashima M,Hobara T,Higuchi N,Higuchi F,Otsuki K,Shibata T,Watanuki T,Matsubara T,Yamagata H,Watanabe Y

更新日期：2017-08-02 00:00:00

abstract：:Aggregated tau is a hallmark neuropathological feature in numerous neurodegenerative disorders. Previous studies aiming to validate aggregated tau pathology as a pathogenic driver of neurodegeneration in correlation to characteristic behavioral phenotypes have had shortcomings. Although studies on soluble tau patholog...

journal_title：Frontiers in aging neuroscience

authors： Mahendran TS,Suresh SN,Garimella L,Manjithaya R

更新日期：2020-11-05 00:00:00