Publications by authors named "JianHua Zhuang"

Rationale: Anti-N-methyl-D-aspartate receptor (NMDAR) encephalitis is an autoimmune encephalitis characterized by diverse neurological and psychiatric symptoms. It predominantly affects young women, particularly those with ovarian teratomas. However, cases without teratomas are also commonly reported, often exhibiting poorer treatment responses and higher relapse rates.

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The objective of this study is to examine the efficacy of magnetic resonance imaging (MRI) features and peripheral blood biomarkers in assessing cognitive function in patients with cerebral small vessel disease (CSVD). A total of 58 CSVD patients were recruited. Six features of white matter hyperintensities (WMHs) were derived from MRI scans.

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Alzheimer's disease (AD) poses a significant burden on the economy and healthcare systems worldwide. Although the pathophysiology of AD remains debatable, its progression is strongly correlated with the accumulation of tau aggregates. Therefore, tau clearance from brain lesions can be a promising strategy for AD therapy.

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Article Synopsis
  • - Alzheimer's disease is a progressive brain disorder marked by the buildup of harmful proteins like amyloid plaques and tau tangles, which disrupt normal lysosomal functions needed for protein breakdown and cellular balance.
  • - There's growing evidence suggesting that improving lysosomal function could help alleviate Alzheimer's symptoms, but current drug treatments face challenges related to effectiveness and delivery.
  • - This review discusses the use of nanomaterials, such as polymeric nanomaterials and nanoemulsions, to enhance lysosomal activity in Alzheimer's treatment, highlighting innovative strategies and the potential for future therapies.
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Rationale: Bilateral vestibulopathy is an important cause of imbalance. There are multiple etiologies of bilateral vestibulopathy (BVP), but reports of BVP due to otosyphilis are rare.

Patient Concerns: A 39-year-old male was referred to our medical center due to vertigo, persistent dizziness and gait disturbance for 2 months.

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Article Synopsis
  • Age plays a major role in the development of Alzheimer's Disease (AD), and senolysis has shown potential in treating age-related diseases, including AD.
  • SSK1, a prodrug activated by the enzyme β-gal, targets and eliminates senescent cells, enhancing its effectiveness against AD despite the challenges posed by the blood-brain barrier (BBB).
  • SSK1-loaded lipid nanoparticles (SSK1-NPs) have been created to improve BBB penetration, successfully reducing senescence-related gene expression, decreasing amyloid-beta accumulation, and improving cognitive function in aged AD mice, indicating great promise for AD therapy.
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Objective: This study aims to explore the mechanism underlying the induction of phlebitis by aescinate and create an early-warning model of phlebitis based on metabolomics.

Methods: Patients with cerebral infarction enrolled had been treated with aescinate. Plasma samples were collected either before administration of aescinate, upon the occurrence of phlebitis, or at the end of treatment.

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Objective: This study proposes a "modular management" approach for vestibular neuritis (VN) to reduce chronicization and improve patient prognosis. The approach involves multi-factor grading and hierarchical intervention and was found to be more effective than traditional treatment strategies.

Methods: This retrospective analysis compared two groups of VN patients from two medical institutions.

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Alzheimer's disease (AD) is a progressive neurodegenerative disorder, which is not just confined to the older population. Although developments have been made in AD treatment, various limitations remain to be addressed. These are partly contributed by biological hurdles, such as the blood-brain barrier and peripheral side effects, as well as by lack of carriers that can efficiently deliver the therapeutics to the brain while preserving their therapeutic efficacy.

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The current therapeutic drugs for Alzheimer's disease only improve symptoms, they do not delay disease progression. Therefore, there is an urgent need for new effective drugs. The underlying pathogenic factors of Alzheimer's disease are not clear, but neuroinflammation can link various hypotheses of Alzheimer's disease; hence, targeting neuroinflammation may be a new hope for Alzheimer's disease treatment.

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With the increase of population aging, the number of Alzheimer's disease (AD) patients is also increasing. According to current estimates, approximately 11% of people over 65 suffer from AD, and that percentage rises to 42% among people over 85. However, no effective treatment capable of decelerating or stopping AD progression is available.

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Objectives: Cognitive impairment caused by cerebrovascular disease accounts for more than half of vascular dementia. However, neuropsychological tests are limited by their subjectivity. Additional effective approaches to evaluate cognitive impairment in patients with cerebrovascular disease are necessary.

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Article Synopsis
  • - The study aimed to evaluate the impact of the Shanghai Stroke Service System (4S) on adherence to stroke care guidelines and patient outcomes in Shanghai, China.
  • - It involved 92,395 patients with acute ischemic stroke from 2015 to 2020 and found significant increases in guideline adherence and six key performance indicators (KPIs) after the 4S intervention.
  • - Results indicated that from 2018 to 2020, there was a reduction in hospital stays and in-hospital mortality, suggesting that the 4S intervention improved overall stroke care quality.
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Age is the strongest risk factor for Alzheimer's disease (AD). In recent years, the relationship between aging and AD has been widely studied, with anti-aging therapeutics as the treatment for AD being one of the mainstream research directions. Therapeutics targeting senescent cells have shown improvement in AD symptoms and cerebral pathological changes, suggesting that anti-aging strategies may be a promising alternative for AD treatment.

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Objective: To assess the level of caregiver burden and factors associated with it among family caregivers of persons with dementia (PWD) living in communities of Shanghai, China.

Design: Cross-sectional study.

Setting: Communities in Hongkou District of Shanghai, China.

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PER1 is a core component of the internal time-keeping system. In the suprachiasmatic nucleus, it serves as the primary circadian pacemaker in mammalian brains. PER1 functions with other clock components to generate a feedback loop involving the transcriptional repression of gene expression to produce a circadian rhythm with an approximately 24-hour cycle.

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Article Synopsis
  • Alzheimer's disease (AD) is a progressive neurodegenerative condition characterized by the buildup of amyloid-beta (Aβ) plaques and hyperphosphorylated tau protein tangles in the brain, disrupting cognitive function.
  • The disease's progression is linked to a failure in clearing these proteins from the brain, leading to an imbalance in their production and clearance.
  • New treatment approaches, such as immunotherapies and nanomedicines aimed at enhancing the removal of these harmful proteins, show promise as potential breakthroughs in managing AD.
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To evaluate the efficacy and safety of topiramate and flunarizine hydrochloride in the prophylactic treatment of vestibular migraine prophylaxis. 47 patients with confirmed or probable vestibular migraine(VM) treated at the vertigo clinic of our neurology department from August 2020 to April 2021 were reviewed, and 42 patients were finally included. They were divided into topiramate group (n=22) and flunarizine hydrochloride group (n=20).

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Objective: To compare the performances among three different systems for video head impulse test (vHIT), and to identify an optimal target angle for precisely evaluating the function of vertical semicircular canals in vHIT.

Methods: A two-center prospective study was done. Participants were sit 1.

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Objective: Previous study suggested that estradiol (E2) plays an important role in otolith shedding by regulating the expression of otoconin 90 (OC90). The purpose of this article is to provide further data on the effect and mechanism of E2 on the morphology of otolith.

Methods: The rats receiving bilateral ovariectomy (OVX) were used as animal models.

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Objective: To study the value of the subjective visual vertical (SVV) in the diagnosis of vestibular migraine (VM).

Methods: This study recruited 128 VM patients and 64 age-matched normal subjects. We detected the SVV during the interval between attacks in both groups, in sitting upright, and the head tilted at 45° to the left or right.

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Alzheimer's disease (AD), one of the progressive neurodegenerative disorders, is characterized by clinical features such as memory loss, acquired skill loss, apraxia, and interpersonal and social communication disorders. The AD hallmarks at the neuropathological level include intracellular neurofibrillary tangles constituted by the hyperphosphorylated tau protein as well as the senile extracellular plaques dominated by the amyloid-β (Aβ) deposits. At present, AD treatment that mainly targeted towards improving symptoms and effective drugs to delay or stop disease progression is lacking.

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Background: Memantine, a low- to moderate-affinity uncompetitive N-methyl-D-aspartate receptor antagonist, has been shown to improve cognitive functions in animal models of Alzheimer's disease (AD). Here we treated APP/PS1 AD mice with a therapeutic dose of memantine (20 mg/kg/day) and examined its underlying mechanisms in ameliorating cognitive defects.

Methods: Using behavioral, electrophysiological, optogenetic and morphology approaches to explore how memantine delay the pathogenesis of AD.

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