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neuroscience, techniques

magnetogenetics neuroscience techniques
Two Studies Fail to Replicate Magnetogenetics Research
Katarina Zimmer | Sep 20, 2019 | 9 min read
The new work calls into question the idea that neurons can be genetically engineered to fire in response to magnetic fields, a setback for the budding technique.
traced mouse neurons
Image of the Day: Brain Map
Nicoletta Lanese | Sep 6, 2019 | 1 min read
Scientists traced 1,000 neurons through the mouse brain, uncovering new details about how the organ is wired.
schwann cells
Special Schwann Cells in Mice Play Unsung Role in Pain
Nicoletta Lanese | Aug 16, 2019 | 2 min read
The glia seem to make up part of a newly described sensory organ, the discoverers suggest.
kary mullis obituary nobel prize chemistry pcr polymerase chain reaction
Kary Mullis, Inventor of the PCR Technique, Dies
Kerry Grens | Aug 11, 2019 | 2 min read
The Nobel laureate was a proponent of LSD, a consultant for O.J. Simpson’s legal defense, and the creator of a company that infused jewelry with celebrities’ DNA.
SLAP microscope
Image of the Day: Super Speedy Microscopy
Nicoletta Lanese | Aug 9, 2019 | 1 min read
Two-photon imaging captures chemical signaling between live mouse neurons on a millisecond timescale.
Forced-Swim Test Criticized as Uninformative, Cruel
Catherine Offord | Jul 22, 2019 | 2 min read
Some researchers and animal rights groups are amplifying their opposition to an assay that measures how long a rodent tries to stay afloat.
prosthetic hand muscle signals signal move fingers amputee robotics 3d printed printing
Image of the Day: Second Hand
Chia-Yi Hou | Jul 10, 2019 | 1 min read
A 3-D printed prosthetic hand moves by reading the signals in forearm muscles.
ted dawson alpha-synuclein parkinson's disease model gut vagus nerve dopamine johns hopkins school of medicine
Mouse Model Shows How Parkinson’s Disease Begins in the Gut
Emma Yasinski | Jun 26, 2019 | 3 min read
Johns Hopkins’s Ted Dawson discusses his lab’s demonstration that misfolded α-synuclein can move from the stomach to the brain and cause physical and cognitive symptoms.
olfaction sense of smell stem cell olfactory sensory neurons
Stem Cells Delivered to the Nose Restore Mice’s Ability to Smell
Kerry Grens | May 30, 2019 | 2 min read
The introduced cells engrafted in the nose, became olfactory sensory neurons, and sent axons to the animals’ brains.
cardiac heart catheter ablation atrial fibrillation s100b
A Common Atrial Fibrillation Procedure Is Aided by Damaging Neurons
Emma Yasinski | May 24, 2019 | 4 min read
Patients in a study of catheter ablation who showed signs of more injury to nerve cells and glia in the heart had fewer symptoms after the treatment.
fruit fly
Artificially Intelligent Tools Capture Animal Movement
Carolyn Wilke | May 1, 2019 | 4 min read
Algorithms for motion capture help neuroscientists dig into the question of how the brain produces behavior.
ChroMS chromatic multiphoton serial microscopy brain imaging mouse
Image of the Day: Multicolor Brain
Chia-Yi Hou | Apr 22, 2019 | 1 min read
A newly developed imaging technology visualizes entire mouse brains in two and three dimensions using multicolor fluorescence microscopy.
More Evidence that Humans Do Appear to Create New Neurons in Old Age
Ashley Yeager | Mar 25, 2019 | 4 min read
Despite doubts last year about human adult neurogenesis, a study shows even 80-year-olds develop new cells in the hippocampus, but such growth is diminished in patients with Alzheimer’s disease.
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.
Sleep Is Critical for the Zebrafish Brain to Repair DNA Damage
Catherine Offord | Mar 6, 2019 | 2 min read
Neurons can only efficiently fix genetic injuries when the animals are asleep.
New Technique Captures Entire Fly Brain in 3D
Carolyn Wilke | Jan 18, 2019 | 2 min read
The method combines two approaches to reveal a high-resolution map of all 40 million synapses.
Deep Brain Stimulation of Orbitofrontal Cortex Relieves Depression
Ashley P. Taylor | Dec 3, 2018 | 2 min read
The result of a study among patients with epilepsy strengthens the case for the importance of this brain region in determining mood.
Image of the Day: All Lit Up
Ashley Yeager | Nov 27, 2018 | 1 min read
A super-bright cell-labeling method reveals the intricate wiring that connects neurons in the brain.
Image of the Day: Bright Idea
Shawna Williams | Nov 5, 2018 | 1 min read
Researchers flipped light-sensitive proteins upside down for a new twist on optogenetics.
Retina Recordings Reinvented
Ruth Williams | Nov 1, 2018 | 2 min read
Ultraflexible mesh electrodes monitor the intact, functioning eyes of awake animals.
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