Aging Microglia-Phenotypes, Functions and Implications for Age-Related Neurodegenerative Diseases.

abstract：:The presence and pattern of iron accumulation in subcortical vascular mild cognitive impairment (svMCI) and their effects on cognition have rarely been investigated. We aimed to examine brain iron deposition in svMCI subjects using quantitative susceptibility mapping (QSM). Moreover, we aimed to investigate the correl...

journal_title：Frontiers in aging neuroscience

authors： Sun Y,Ge X,Han X,Cao W,Wang Y,Ding W,Cao M,Zhang Y,Xu Q,Zhou Y,Xu J

更新日期：2017-03-30 00:00:00

abstract：:Early identification of persons at risk for cognitive decline in aging is critical to optimizing treatment to delay or avoid a clinical diagnosis of mild cognitive impairment (MCI) or dementia due to Alzheimer's disease (AD). To accomplish early identification, it is essential that trajectories of cognitive change be ...

journal_title：Frontiers in aging neuroscience

authors： Fleischman DA,Yu L,Arfanakis K,Han SD,Barnes LL,Arvanitakis Z,Boyle PA,Bennett DA

更新日期：2013-06-05 00:00:00

abstract：:Rational: Alzheimer's disease (AD) is a neurodegenerative pathology characterized by the presence of neuritic plaques and neurofibrillary tangles. Aluminum has been reported to play an important role in the etiology and pathogenesis of this disease. Hence, the present study aimed to evaluate the neuroprotective role o...

journal_title：Frontiers in aging neuroscience

authors： Singh NA,Bhardwaj V,Ravi C,Ramesh N,Mandal AKA,Khan ZA

更新日期：2018-08-13 00:00:00

abstract：:Verbal fluency is the ability to produce a satisfying sequence of spoken words during a given time interval. The core of verbal fluency lies in the capacity to manage the executive aspects of language. The standard scores of the semantic verbal fluency test are broadly used in the neuropsychological assessment of the ...

journal_title：Frontiers in aging neuroscience

authors： Bertola L,Mota NB,Copelli M,Rivero T,Diniz BS,Romano-Silva MA,Ribeiro S,Malloy-Diniz LF

更新日期：2014-07-29 00:00:00

abstract：:The ensuing upward shift in demographic distribution due to the increase in life expectancy has resulted in a rising prevalence of Alzheimer's disease (AD). The heavy public burden of AD, along with the urgent to prevent and treat the disease before the irreversible damage to the brain, calls for a sensitive and speci...

journal_title：Frontiers in aging neuroscience

authors： Liao H,Zhu Z,Peng Y

更新日期：2018-06-22 00:00:00

abstract：:Stroke is the leading cause of serious long-term disability, significantly reducing mobility in almost half of the affected patients aged 65 years and older. There are currently no proven neurorestorative treatments for chronic stroke. To address the complex problem of restoring function in ischemic brain tissue, stem...

journal_title：Frontiers in aging neuroscience

authors： He JQ,Sussman ES,Steinberg GK

更新日期：2020-12-14 00:00:00

abstract：:Alzheimer's disease (AD) is the most common form of dementia worldwide. It is mostly known for its devastating effect on memory and learning but behavioral alterations commonly known as neuropsychiatric disturbances (NPDs) are also characteristics of the disease. These include apathy, depression-like behavior, and sle...

journal_title：Frontiers in aging neuroscience

authors： Clement A,Wiborg O,Asuni AA

更新日期：2020-03-06 00:00:00

abstract：:The recent application of graph theory to brain networks promises to shed light on complex diseases such as Parkinson's disease (PD). This study aimed to investigate functional changes in sensorimotor and cognitive networks in Parkinsonian patients, with a focus on inter- and intra-connectivity organization in the dis...

journal_title：Frontiers in aging neuroscience

authors： Koshimori Y,Cho SS,Criaud M,Christopher L,Jacobs M,Ghadery C,Coakeley S,Harris M,Mizrahi R,Hamani C,Lang AE,Houle S,Strafella AP

更新日期：2016-11-10 00:00:00

abstract：:Following brain injury, microglia assume a reactive-like state and secrete pro-inflammatory molecules that can potentiate damage. A therapeutic strategy that may limit microgliosis is of potential interest. In this context, selective estrogen receptor modulators, such as raloxifene and tamoxifen, are known to reduce m...

journal_title：Frontiers in aging neuroscience

authors： Barreto GE,Santos-Galindo M,Garcia-Segura LM

更新日期：2014-06-20 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：:Previous studies have showed that spatial memory declines with age but have not clarified the relevance of different landmark cues for specifying heading directions among different age groups. This study examined differences between younger, middle-aged and older adults in route learning and memory tasks after they na...

journal_title：Frontiers in aging neuroscience

authors： Zhong JY,Moffat SD

更新日期：2016-05-27 00:00:00

abstract：:Many of the molecular and pathological features associated with human Alzheimer disease (AD) are mirrored in the naturally occurring age-associated neuropathology in the canine species. In aged dogs with declining learned behavior and memory the severity of cognitive dysfunction parallels the progressive build up and ...

journal_title：Frontiers in aging neuroscience

authors： Rusbridge C,Salguero FJ,David MA,Faller KME,Bras JT,Guerreiro RJ,Richard-Londt AC,Grainger D,Head E,Brandner SGP,Summers B,Hardy J,Tayebi M

更新日期：2018-01-30 00:00:00

abstract：:Iron is the most abundant transition metal within the brain, and is vital for a number of cellular processes including neurotransmitter synthesis, myelination of neurons, and mitochondrial function. Redox cycling between ferrous and ferric iron is utilized in biology for various electron transfer reactions essential t...

journal_title：Frontiers in aging neuroscience

authors： Hare D,Ayton S,Bush A,Lei P

更新日期：2013-07-18 00:00:00

abstract：:It is common wisdom that practice makes perfect; but why do some adults learn better than others? Here, we investigate individuals' cognitive and social profiles to test which variables account for variability in learning ability across the lifespan. In particular, we focused on visual learning using tasks that test t...

journal_title：Frontiers in aging neuroscience

authors： Christian J,Goldstone A,Kuai SG,Chin W,Abrams D,Kourtzi Z

更新日期：2015-06-10 00:00:00

abstract：:Life-time experiences are thought to influence the risk to develop the neurodegenerative disorder Alzheimer's disease (AD). In particular, early-life stress (ES) may modulate the onset and progression of AD. There is recent evidence by our group and others that AD-related neuropathological progression and the associat...

journal_title：Frontiers in aging neuroscience

authors： Hoeijmakers L,Amelianchik A,Verhaag F,Kotah J,Lucassen PJ,Korosi A

更新日期：2018-03-07 00:00:00

abstract：:Patients with diabetes suffer the higher risk of dementia and the underlying pathological mechanism of cognitive dysfunction in diabetes is not fully understood. In this study, we explore whether the cognitive impairment in the diabetic rat is associated with increased blood brain barrier (BBB) permeability and the ch...

journal_title：Frontiers in aging neuroscience

authors： Geng J,Wang L,Zhang L,Qin C,Song Y,Ma Y,Chen Y,Chen S,Wang Y,Zhang Z,Yang GY

更新日期：2018-05-07 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：: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：OBJECTIVE:Early-onset Alzheimer's disease (EAD) shows distinct features from late-onset Alzheimer's disease (LAD). To explore the characteristics of EAD, clinical, neuropsychological, and functional imaging studies have been conducted. However, differences between EAD and LAD are not clear, especially in terms of brain...

journal_title：Frontiers in aging neuroscience

authors： Chung J,Yoo K,Kim E,Na DL,Jeong Y

更新日期：2016-06-30 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：:Introduction: Cognitive screening in settings such as emergency departments (ED) is frequently carried out using paper-and-pencil tests that require administration by trained staff. These assessments often compete with other clinical duties and thus may not be routinely administered in these busy settings. Literature ...

journal_title：Frontiers in aging neuroscience

authors： Tong T,Chignell M,Tierney MC,Lee JS

更新日期：2016-11-07 00:00:00

abstract：:Centronuclear myopathies (CNMs) are a genetically heterogeneous group of inherited neuromuscular disorders characterized by clinical features of a congenital myopathy and abundant central nuclei as the most prominent histopathological feature. The most common forms of congenital myopathies with central nuclei have bee...

journal_title：Frontiers in aging neuroscience

authors： Jungbluth H,Gautel M

更新日期：2014-12-19 00:00:00

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：Objective:To examine whether osteoarthritis (OA) is associated with a change in adjusted hippocampal volumes (HpVR: hippocampal/intracranial volume × 103) over time among cognitively normal older people. Methods:We examined the cross-sectional and longitudinal associations of OA with HpVR among individuals with normal...

journal_title：Frontiers in aging neuroscience

authors： Li X,Tong Q,Gao J,Liu C,Alzheimer’s Disease Neuroimaging Initiative.,Liu Y

更新日期：2020-08-14 00:00:00

abstract：:Cognitive Reserve is the capital of knowledge and experiences that an individual acquires over their life-span. Cognitive Reserve is strictly related to Brain Reserve, which is the ability of the brain to cope with damage. These two concepts could explain many phenomena such as the modality of onset in dementia or the...

journal_title：Frontiers in aging neuroscience

authors： Arcara G,Mondini S,Bisso A,Palmer K,Meneghello F,Semenza C

更新日期：2017-12-22 00:00:00

abstract：:Background and Purpose: Subarachnoid hemorrhage (SAH) has long been classified into two main forms, aneurysmal SAH (aSAH) and non-aneurysmal SAH (naSAH), but the related risk factors for aSAH and naSAH are heterogeneous. Our objective was to determine the risk factors for SAH of known or unknown origin with respect to...

journal_title：Frontiers in aging neuroscience

authors： Wang MD,Fu QH,Song MJ,Ma WB,Zhang JH,Wang ZX

更新日期：2021-01-11 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：:Age-related cognitive decline has been linked to a diverse set of neurobiological mechanisms, including bidirectional changes in proteins critical for neuron function. Importantly, these alterations are not uniform across the brain. For example, the hippocampus (HPC) and prefrontal cortex (PFC) show distinct patterns ...

journal_title：Frontiers in aging neuroscience

authors： Hernandez AR,Hernandez CM,Campos K,Truckenbrod L,Federico Q,Moon B,McQuail JA,Maurer AP,Bizon JL,Burke SN

更新日期：2018-12-03 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：:Despite varied etiologies and symptoms, several neurodegenerative diseases-specifically, Alzheimer's (AD), Parkinson's (PD), and Huntington's diseases (HDs)-share the common feature of abnormal circadian rhythms, such as those in behavior (e.g., disrupted sleep/wake cycles), physiological processes (e.g., diminished h...

journal_title：Frontiers in aging neuroscience

authors： Hood S,Amir S

更新日期：2017-05-30 00:00:00