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neuroscience, disease & medicine

Chemogenetics Method Uses Anti-Smoking Drug to Control Cells
Ruth Williams | Mar 14, 2019 | 3 min read
A new set of engineered receptors responds to an FDA-approved drug to provide the most potent chemogenetic toolkit to date.
Image of the Day: Mind Altering
Carolyn Wilke | Mar 11, 2019 | 1 min read
A study in rats finds that tiny doses of the psychedelic drug DMT may yield positive effects for anxiety and depression, but there could be downsides too.
brain virus infographic the scientist
Infographic: Viruses on the Brain
Ashley Yeager | Mar 1, 2019 | 1 min read
Pathogens can take various routes to pass the blood brain barrier and damage cells.
viral brain feature the scientist
Can the Flu and Other Viruses Cause Neurodegeneration?
Ashley Yeager | Mar 1, 2019 | 10+ min read
Scientists may need to seriously reconsider the cast-aside hypothesis that pathogens can play a part in diseases such as Alzheimer’s and Parkinson’s.
anesthesia infographic the scientist
Infographic: How General Anesthesia Works
Emery N. Brown and Francisco J. Flores | Mar 1, 2019 | 2 min read
Drugs that doctors use to sedate patients during traumatic medical procedures act on neural receptors to alter brain activity.
New Map Shows Brain Changes Associated with Alzheimer’s
Catherine Offord | Feb 4, 2019 | 2 min read
The protein expression data, which are freely available online, could help identify new drug targets for the disease.
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A Keen Sense of Smell Appears to Go Hand in Hand with Spatial Memory
Shawna Williams | Feb 1, 2019 | 3 min read
Authors of a small study say the two abilities likely evolved in tandem.
Protein Changes Detected in Blood Years Before Alzheimer’s Onset
Jef Akst | Jan 21, 2019 | 2 min read
The observation could pave the way for a blood test to predict disease progression in people with a genetic predisposition to developing the neurodegenerative disorder.
Recording of “Sonic Attack” in Cuba Was Crickets: Scientists
Kerry Grens | Jan 7, 2019 | 2 min read
Biologists say a sound suspected to have caused headaches, nausea, and possible brain damage among diplomats is actually of insects chirping.
Infographic: How Exposure to Cannabis in Utero Affects Development
Andrew Scheyer | Jan 1, 2019 | 2 min read
Rodent and human studies have revealed a multitude of effects starting during gestation and lasting into adulthood.
Prenatal Exposure to Cannabis Affects the Developing Brain
Andrew Scheyer | Jan 1, 2019 | 10+ min read
Children born to moms who smoked or ingested marijuana during pregnancy suffer higher rates of depression, hyperactivity, and inattention.
The Scientist’s Most Stunning Infographics of 2018
Jef Akst | Dec 21, 2018 | 2 min read
From cellular self-digestion to the effects of exercise on the brain, our features editor picks her favorite art custom-made for the magazine.
Analysis of 2,000 Brains Provides Clues to Schizophrenia, Autism
Catherine Offord | Dec 14, 2018 | 2 min read
The PsychENCODE project delves into the DNA, RNA, and protein changes related to brain development and neuropsychiatric disorders, but researchers caution it’s just a first step toward treatment.
Zapping the Olfactory Bulb Produces Phantom Smells
Shawna Williams | Nov 27, 2018 | 2 min read
Researchers envision a cochlear implant–like device for the nose to give people with impaired olfaction a sense of smell.
How K2 and Other Synthetic Cannabinoids Got Their Start in the Lab
Ashley Yeager | Nov 27, 2018 | 7 min read
Originally intended for basic neuroscience research, the drugs were ultimately hijacked for illicit recreational use.
Researchers Develop New Strategy for Detecting Consciousness
Abby Olena, PhD | Nov 21, 2018 | 4 min read
The EEG-based method could help clinicians identify patients with severe brain injuries who are actually capable of some cognitive function, despite appearing unresponsive.
Parkinson’s Patient Transplanted with Neurons Derived from iPSCs
Ashley P. Taylor | Nov 14, 2018 | 2 min read
This is the first time researchers have tested the use of the reprogrammed stem cells in the human brain.
Image of the Day: See Through
Catherine Offord | Nov 6, 2018 | 1 min read
A zebrafish model of the birth defect craniosynostosis provides insights into how the condition develops.
Faulty Cell Transport System Implicated in Alzheimer’s Disease
Ashley Yeager | Nov 1, 2018 | 2 min read
Tau proteins disrupt the movement of molecules into and out of neuronal cells’ nuclei.
Noninvasive Brain Stimulation Modulates Memory Networks
Jef Akst | Nov 1, 2018 | 4 min read
Studies have demonstrated that magnetic and electrical currents can enhance memory in human subjects, but the technology is not yet ready for prime time.
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