Reactive species, such as those of oxygen, nitrogen, and sulfur, are considered part of
normal cellular metabolism and play significant roles that can impact several signaling …

As a prevalent progressive neurodegenerative disorder, Parkinson's disease (PD) is
characterized by the neuropathological hallmark of the loss of nigrostriatal dopaminergic …

Background and Objectives Numerous studies suggest that environmental exposures play a
critical role in Parkinson disease (PD) pathogenesis, and large, population-based studies …

Abstract Parkinson's disease (PD), as the second most common neurodegenerative
disease, is seriously affecting the life quality of the elderly. However, there is still a lack of …

Background: Air pollutants may contribute to the development of Parkinson's disease (PD),
but empirical evidence is limited and inconsistent. Objectives: This study aimed to …

Introduction The relationship between the risk of Parkinson disease and well-water
consumption has been extensively studied, but the results have been contradictory …

Purpose To develop and validate an algorithm to estimate probability of ever smoking using
administrative claims. Methods Using population-based samples of Medicare-aged …

Background: Parkinson's disease (PD) remains a significant health concern in Morocco.
Multivariate analysis was not used in any study to evaluate the role of various factors that …

Although the etiology of Parkinson's disease (PD) is unknown, potentially informative clues
lie in its geographic distribution. PD prevalence rates within the US are significantly higher in …

Introduction We recently showed that the prevalence of Parkinson's Disease (PD) in US
states is positively associated with the quantity of acid rain. Acid rain could play an etiologic …