Monthly Archives: June 2020

Illuminating a path from light to depression “Our light environment can strongly influence our mental health. Kai An and colleagues dissect the neuronal circuit mediating depression-related behaviors induced by mistimed light input in mice, implicating the nucleus accumbens as the … Continue reading →

“… There is a bidirectional relationship between Covid-19 and diabetes. On the one hand, diabetes is associated with an increased risk of severe Covid-19. On the other hand, new-onset diabetes and severe metabolic complications of preexisting diabetes, including diabetic ketoacidosis … Continue reading →

https://www.nature.com/articles/s41583-020-0317-z.pdf “The advent of optogenetics — using light to activate opsins expressed in selected neuronal subtypes — has revolutionized the field of neuroscience. It has certain limitations, however, in part owing to the poor penetration of light through brain tissue, … Continue reading →

“When fruit flies endure sleeplessness, cells in their guts accumulate toxic molecules that break down their DNA. Similar toxins were spotted in sleep-deprived mice. And when the sleepless flies were given antioxidants that prevent such build-up, they reached a normal … Continue reading →

Summary ”Hardening of the arteries (atherosclerosis) was linked to dementia long ago, but subsequently, Alzheimer’s plaques and tangles have received more attention. A new proteome-wide association study unveils molecular links between intracranial atherosclerosis and dementia, independent of other pathologies, providing … Continue reading →