Biomarkers

Development of early diagnosis of Parkinson’s disease and comprehensive economic analysis of the effect of its implementation

This approach can also be used to verify blood markers identified in patients at the clinical stage of PD. It is also evident that the complex socioeconomic factors influencing the incidence of PD is different in developed versus developing countries. The societal and medical costs of Parkinson’s are huge and efforts to improve early preclinical […]

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Spectrum of Non-Motor Symptoms in Parkinson’s Disease

Parkinson’s disease is predominantly classified as a movement disorder. Beyond the textbook definition of rigidity, tremors, and bradykinesia, Parkinson’s disease encompasses an entire entity of non-motor symptom complexes that can precede the motor features by many years. Despite their significant clinical importance, the awareness of non-motor symptoms is quite negligible. Sleep disorders, gastrointestinal dysfunction, olfactory

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Clinical characteristics of newly diagnosed Parkinson’s disease patients included in the longitudinal BIO-PD study

The frequencies of symptoms and abnormal findings in PD patients were as follows: hyposmia 82.4%, substantia nigra hyperechogenicity 75.4%, history of anxiety or depression disorder 29.5%, constipation 22.1%, and REM (rapid eye movement) sleep behavior disorder 22%. Conclusion: Baseline characteristics of patients enrolled in the BIO-PD study are comparable to other de novo PD cohorts,

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Smell tests to distinguish Parkinson’s disease from other neurological disorders: a systematic review and meta-analysis

Olfactory impairment has been considered for differential diagnosis in Parkinson’s Disease (PD) patients. The authors aimed to identify the tests used to assess the olfactory function in PD patients and examine these tests’ ability to distinguish them from other neurological disorders. CLICK TO REVIEW

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Gut Microbial Ecosystem in Parkinson Disease: New Clinicobiological Insights from Multi‐Omics

Gut microbiome alterations in Parkinson disease (PD) have been reported repeatedly, but their functional relevance remains unclear. Fecal metabolomics, which provide a functional readout of microbial activity, have scarcely been investigated. We investigated fecal microbiome and metabolome alterations in PD, and their clinical relevance. CLICK TO REVIEW Additional article review (click to review)

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Marker-free imaging of α-Synuclein aggregates in a rat model of
2 Parkinson’s disease using Raman microspectroscopy

A hallmark of Parkinson’s disease (PD) is the formation of Lewy bodies in the brain. Lewy bodies are rich in the aggregated form of misfolded α-Synuclein (α-Syn). The brain from PD patients can only be analysed after post-mortem, limiting the diagnosis of PD to the manifestation of motor symptoms. In PD patients and animal models

Marker-free imaging of α-Synuclein aggregates in a rat model of
2 Parkinson’s disease using Raman microspectroscopy
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Advances of Mechanisms-Related Metabolomics in Parkinson’s Disease

In this review, we briefly summarize recent findings and analyze the application of molecular metabolomics in familial and sporadic PD from genetic mutations, mitochondrial dysfunction, and dysbacteriosis. We also review metabolic biomarkers to assess the functional stage and improve therapeutic strategies to postpone or hinder the disease progression. CLICK TO REVIEW

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