Neuroscience
Brain circuitry triggers a wanting for what hurts
Stimulating the brain's circuitry related to addiction can create strong desires even for something that hurts.
Jun 1, 2020
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398
News tagged with laser
Diseases, Conditions, Syndromes
Coronavirus: the importance of ventilation
Using laser light techniques, UvA physicists and medical researchers have found that small cough droplets, potentially containing virus particles, can float in the air in a room for many minutes, especially when the room ...
Jun 1, 2020
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9
Diabetes
Inexpensive retinal diagnostics via smartphone
Retinal damage due to diabetes is now considered the most common cause of blindness in working-age adults. In low- and middle-income countries, an eye examination via smartphone could help to detect changes at an early stage. ...
May 25, 2020
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177
Diseases, Conditions, Syndromes
Lasers could speed up coronavirus diagnostics
The most common type of test for the new coronavirus takes several hours and is uncomfortable; samples are obtained by sliding a swab into the nose or throat.
May 7, 2020
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9
Medical research
An optical brain-to-brain interface supports information exchange for locomotion control
Communications between two human or animal individuals conventionally depend on sensory systems for vision, audition, olfaction, or touch. Science fiction has popularized the potentials of directly transmitting information ...
May 7, 2020
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50
Ophthalmology
Very low-dose Avastin effective for preventing blindness in preterm infants
Babies born prematurely who require treatment to prevent blindness from retinopathy of prematurity (ROP) could be treated with a dose of Avastin (bevacizumab) that is a fraction of the dose commonly used for ROP currently. ...
Apr 23, 2020
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11
Neuroscience
High-speed microscope captures fleeting brain signals
Electrical and chemical signals flash through our brains constantly as we move through the world, but it would take a high-speed camera and a window into the brain to capture their fleeting paths.
Mar 19, 2020
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499
Oncology & Cancer
Researchers develop label-free microscopic techniques to visualize extracellular vesicles in cancer
The Biophotonics Imaging Lab at the Beckman Institute for Advanced Science and Technology has developed imaging techniques that investigate tissues without using any staining or labels. The researchers created a unique system ...
Feb 21, 2020
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209
Diseases, Conditions, Syndromes
New technology may significantly reduce diagnostic time of coronavirus
Diagnosing coronavirus takes approximately one hour using current methods. A new technology, based on a combination of optics and magnetic particles, can rapidly test 100 samples of patients potentially infected with the ...
Feb 14, 2020
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13
Neuroscience
Optical stimulation causes marmosets to move their forelimbs
RIKEN neuroscientists have succeeded in getting marmosets to move their forelimbs when they shine laser light on the motor cortex—the brain region responsible for planning, conducting and controlling voluntary movements. ...
Jan 24, 2020
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