Margarida Maia, PhD, science writer —

Margarida is a biochemist (University of Porto, Portugal) with a PhD in biomedical sciences (VIB and KULeuven, Belgium). Her main interest is science communication. She is also passionate about design and the dialogue between art and science.

Articles by Margarida Maia

Community Exercise May Help to Ease Parkinson’s Motor Symptoms

Taking part in a community-based exercise program appears to help relieve the motor symptoms of Parkinson’s disease, a review study suggests. Researchers also observed that older people and those engaging in these programs for longer periods may get the most benefit. The review study, “Effects and parameters of community-based…

Inflammatory Gut Bacteria, Genes May Be Parkinson’s Biomarkers

Certain pro-inflammatory gut bacteria, genes, and pathways are significantly increased in people with Parkinson’s disease compared with healthy people, while anti-inflammatory ones are significantly reduced, a large study found. Also, machine learning models based on 11 of these bacteria and six of these genes accurately discriminated between people with…

Exposure to Pesticides May Speed Symptom Progression

People with Parkinson’s disease who are exposed to a high level of certain pesticides may see their motor and non-motor symptoms progress faster compared with those who are not as exposed, a U.S. study found. Among the 10 pesticides whose high exposure was found to be associated with faster…

Blood Vesicles May Help ID Atypical Parkinsonism vs Parkinson’s

Blood levels of neuron-derived small vesicles containing alpha-synuclein and tau protein clumps — both linked to neurodegenerative disorders — can accurately distinguish between people with Parkinson’s disease and those with atypical parkinsonism, a study found. When isolated from the blood, these nerve cell vesicles may “provide a window…

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