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oxidative stress

This shows hepcidin expression in the brain

Featured Neurology Neuroscience Open Neuroscience Articles

·February 1, 2022·4 min read

Iron Accumulation Linked With Age-Related Cognitive Decline

A breakdown in regulatory mechanisms causes iron to build up in the brain during aging, increasing oxidative stress and increasing the risk of age-related cognitive decline, a new study reports.

Featured Genetics

·November 7, 2016·4 min read

Key Mechanism of Cancer, Aging and Inflammation Uncovered

Researchers have discovered new details about the biology of telomeres which could shed new light on cancer, aging and neuroinflammation.

Featured Neurology Neuroscience

·March 7, 2021·3 min read

Eight Ways Chemical Pollutants Harm the Body

From impairing nervous system function and changing bacterial communities in the microbiome to increasing oxidative stress and inflammation, researchers report on the ways in which exposure to chemical pollution harms the body.

Featured Neurology Neuroscience

·June 27, 2021·4 min read

Toxicity of Protein Involved in Alzheimer’s Triggered by a Chemical ‘Switch’

Study identifies specific chemical features of tau that may cause it to accumulate in the brain and trigger Alzheimer's disease.

Featured Genetics Neuroscience

·April 8, 2020·4 min read

Even low levels of air pollution impacts gene expression

Exposure to low levels of air pollution over a decade led to changes in gene expression associated with morbidity and mortality in the longer term.

The image shows a person testing a blood sample from a test tube.

Featured Psychology

·September 22, 2014·2 min read

Blood Test May Help Determine Who Is at Risk for Psychosis

A simple blood test could help identify those at risk of developing psychosis, a new study reports.

This brain scan highlights the substantia nigra location.

Featured Neurology

·July 24, 2013·4 min read

Scientists Find a Potential Cause of Parkinson’s Disease that Points to a New Therapeutic Strategy

A new study shows the loss of parkin sharply reduces the level of another protein which usually helps protect neurons from stress.

Featured Genetics Neurology Neuroscience

·March 2, 2017·5 min read

Red Hair Gene Variant May Underlie Association Between Parkinson’s and Melanoma

Mice that carry a gene associated with red hair have reduced production of dopamine in the substantia nigra and are more susceptible to toxins that can damage these dopaminergic neurons.

Featured Neuroscience

·December 5, 2020·3 min read

Radicals Seem to Be Good for Neuroplasticity

Free radicals help control cellular processes vital for neuroplasticity and neurogenesis in mice.

Featured Neurology

·January 29, 2016·5 min read

The Connection Between Parkinson’s Disease and Excess Iron

A new study reports excess iron impairs cellular recycling, resulting in oxidative stress.

Featured Neuroscience Open Neuroscience Articles

·July 13, 2018·3 min read

Antioxidant Benefits of Sleep

Researchers report sleep may be vital in supporting antioxidant processes. The study, which used short sleeping fruit flies, revealed sleep defends the body against oxidative stress, and oxidative stress in turn helps the sleep process.

Featured Neuroscience

·June 5, 2019·3 min read

Bad diets making for bad memories

Perineuronal nets (PNNs) and the neurons they enmesh can be damaged by poor diets. Excessive consumption of foods high in saturated fats and refined sugars cause inflammation and oxidative stress, resulting in cognitive decline and poor memory.

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