Pre-PD

Biomarkers and the Role of α-Synuclein in Parkinson’s Disease

This review article aims to summarize useful biomarkers for the diagnosis of PD, as well as the biomarkers used to monitor disease progression. This review article describes the role of α-Syn in PD and how it could potentially be used as a biomarker for PD. Also, preclinical and clinical investigations encompassing genetics, immunology, fluid and […]

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Internal connections between dietary intake and gut microbiota homeostasis in disease progression of ulcerative colitis

These findings suggest that varieties in dietary patterns result in the production of diverse microbial fermentation metabolites, which contribute to gut microbiome homeostasis through multiple manipulations including immune modulation, inflammation restriction as well as epithelial barrier maintenance, thus finally determine the fate of UC progression and give implications for functional food development for prevention and

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Presynaptic accumulation of α-synuclein causes synaptopathy and progressive neurodegeneration in Drosophila

Taken together, our results presented here indicate α-syn accumulation in presynaptic terminals affects synaptic proteins and active zone integrity that impair neuronal function. The resultant synaptopathy causes behavioural deficits and progressive age-related neurodegeneration. Thissuccession of phenotypes recapitulates key events of dying-back like neurodegeneration5,27,92 and provide insights into the pathogenic mechanisms underlying synaptopathy, the likely initiating

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Nutritional aspects in Parkinson’s disease

The links between diet and Parkinson’s disease (PD) are unclear and incomprehensible. However, numerous studies have demonstrated the correlation between diet, nutrients and health condition in PD patients. They indicate the possibility of management of the disease, which might be possible through nutrition. Pharmaceutical treatment as well as a complementary holistic approach to the patients

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Autonomic disorders predicting Parkinson disease

There is evidence that constipation, urinary and sexual dysfunction and more recently decreased cardiac chronotropic response during exercise, are part of the premotor parkinsonian phenotype. The sensitivity and specificity of these features has yet to be accurately assessed. We briefly review the evidence for autonomic dysfunction as biomarker of premotor PD. CLICK TO REVIEW

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The microbiota–microglia axis in central nervous system disorders

Host microbiota are mostly residing in the gut and contribute to microglial activation states, for example, via short-chain fatty acids (SCFAs) or aryl hydrocarbon receptor (AhR) ligands. Thereby, the gut microorganisms are deemed to influence numerous CNS diseases mediated by microglia.In this review, we summarize recent findings of the interaction between the host microbiota and

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Monocyte markers correlate with immune and neuronal brain changes in REM sleep behavior disorder

The iRBD patients had increased classical monocytes and mature natural killer cells. Remarkably, the levels of expression of Toll-like receptor 4 (TLR4) on blood monocytes in iRBD patients were positively correlated with nigral immune activation measured by 11C-PK11195 PET and negatively correlated with putaminal 18F-DOPA uptake; the opposite was seen for the percentage of CD163+

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Cognitive and Neuropsychiatric Profiles in Idiopathic Rapid Eye Movement Sleep Behavior Disorder and Parkinson’s Disease

Patients diagnosed with iRBD are characterized by poor global cognitive performance, but better long-term memory and higher levels of depression, anxiety, alexithymia and apathy. Alexithymia and apathy in patients diagnosed with iRBD may be the expression of precocious derangement of emotional regulation, subsequently observed also in PD. Cognitive and neuropsychiatric symptoms of iRBD are early

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MDS research criteria for prodromal Parkinson’s disease

 This diagnostic information combines estimates of background risk (from environmental risk factors and genetic findings) and results of diagnostic marker testing. In order to be included, diagnostic markers had to have prospective evidence documenting ability to predict clinical PD. They include motor and nonmotor clinical symptoms, clinical signs, and ancillary diagnostic tests. These criteria represent

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