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… to examine. Glutamate release at individual synapses Calcium, tagged green, indicates synaptic releases at … quantal imaging. “We optimized a genetically encoded calcium sensor to position it near active zones,” Akbergenova … showed a difference had to do with measuring the rate of calcium influx into the active zone and the number of …

… cells regulate and routinely refresh the collection of calcium channels that enable them to send messages across … across connections called synapses. They “talk” when calcium ions flow through channels into “active zones” that … carrying molecular messages. The electrically charged calcium causes vesicles to “fuse” to the outer membrane of …

… electrical charge by taking in or ejecting ions of calcium, potassium and sodium. If they remain too … glial” cells and that it caused them to retain too much calcium. But what remained completely unclear was how this … members. Though Weiss had a research specialty in studying calcium in brain cells, at first she worked on a few other …

… been sensed. Engineering neurons to flash with light when calcium levels peak is less invasive and shows the exact cell … signals to date.” Sur ‘s neuroscience lab constantly uses calcium fluorescence to track neural activity, for instance … individual speakers. The waveform of a flash of calcium fluorescence – the particular way the amplitude rises …

… the motor cortex,” Delepine said. Above: Imaging based on calcium levels in astrocytes demonstrates the effect of the … In other mice they hyperactivated the astrocytes’ calcium signals, which affected how they function. In both … Research Article motor cortex , astrocytes , astrocyte , calcium imaging , multiphoton microscopy Print Share Related …

… detect other molecules such as the genetically encoded calcium indicator GCaMP, that neuroscientists use to signal … Foundation. Research Article multiphoton microscopy , calcium imaging , multiphoton imaging , In vivo cellular … tissue at single-cell resolution multiphoton microscopy calcium imaging multiphoton imaging In vivo cellular imaging …

… by engineering cells to flash when a buildup of calcium ions made them electrically active. They not only … the study. Research Article spatial memory , hippocampus , calcium imaging Print Share In the media PsyPost: Sleep helps … meaningful maps of spaces spatial memory hippocampus calcium imaging Learning and Memory Memory Systems Activity …

… neuron in its head (cells are engineered to flash when calcium ions build up). Reliably distinguishing and tracking … JPB Foundation. Research Article C. elegans , behavior , calcium imaging Print Share In the media Extremetech: MIT … brain and behavior in a simple animal C. elegans behavior calcium imaging Motivation and Behavior Brain Imaging Neural …

… engineered neurons with a protein that glows when calcium ions build up (a correlate of spiking). The other was … perceptual cues, Newton Professor Mriganka Sur is also a calcium imaging “power user.” But mice present different … have millions of neurons and are thicker and opaque. Calcium imaging requires external light stimulation, which …