Astrocytes regulate cortical state switching in vivo
KE Poskanzer, R Yuste - Proceedings of the National …, 2016 - National Acad Sciences
The role of astrocytes in neuronal function has received increasing recognition, but
disagreement remains about their function at the circuit level. Here we use in vivo two …
disagreement remains about their function at the circuit level. Here we use in vivo two …
Astrocytes modulate sensory-evoked neuronal network activity
While neurons principally mediate brain function, astrocytes are emerging as cells with
important neuromodulatory actions in brain physiology. In addition to homeostatic roles …
important neuromodulatory actions in brain physiology. In addition to homeostatic roles …
Disentangling calcium-driven astrocyte physiology
DA Rusakov - Nature Reviews Neuroscience, 2015 - nature.com
Astrocytes seem to rely on relatively sluggish and spatially blurred Ca2+ waves to
communicate with fast and point-precise neural circuits. This apparent discrepancy could …
communicate with fast and point-precise neural circuits. This apparent discrepancy could …
Astrocyte calcium signalling orchestrates neuronal synchronization in organotypic hippocampal slices
T Sasaki, T Ishikawa, R Abe… - The Journal of …, 2014 - Wiley Online Library
Key points In the brain, astrocytes detect neuronal activity and regulate neuronal excitability
and synaptic transmission. Recent studies show that calcium elevations that are localized …
and synaptic transmission. Recent studies show that calcium elevations that are localized …
Neuronal activity regulates correlated network properties of spontaneous calcium transients in astrocytes in situ
F Aguado, JF Espinosa-Parrilla… - Journal of …, 2002 - Soc Neuroscience
Spontaneous neuronal activity is essential to neural development. Until recently, neurons
were believed to be the only excitable cells to display spontaneous activity. However …
were believed to be the only excitable cells to display spontaneous activity. However …
Cortical Layer 1 and Layer 2/3 Astrocytes Exhibit Distinct Calcium Dynamics In Vivo
Cumulative evidence supports bidirectional interactions between astrocytes and neurons,
suggesting glial involvement of neuronal information processing in the brain. Cytosolic …
suggesting glial involvement of neuronal information processing in the brain. Cytosolic …
Astrocyte as spatiotemporal integrating detector of neuronal activity
The functional role of astrocyte calcium signaling in brain information processing was
intensely debated in recent decades. This interest was motivated by high resolution imaging …
intensely debated in recent decades. This interest was motivated by high resolution imaging …
Locally synchronized astrocytes
Astrocytes exhibit spontaneous calcium fluctuations. These activities have not been
captured by large-scale recordings, and little is known about their collective dynamics. In situ …
captured by large-scale recordings, and little is known about their collective dynamics. In situ …
Centripetal integration of past events in hippocampal astrocytes regulated by locus coeruleus
An essential feature of neurons is their ability to centrally integrate information from their
dendrites. The activity of astrocytes, in contrast, has been described as mostly …
dendrites. The activity of astrocytes, in contrast, has been described as mostly …
Rapid astrocyte calcium signals correlate with neuronal activity and onset of the hemodynamic response in vivo
IR Winship, N Plaa, TH Murphy - Journal of Neuroscience, 2007 - Soc Neuroscience
Elevation of intracellular Ca2+ in astrocytes can influence cerebral microcirculation and
modulate synaptic transmission. Recently, in vivo imaging studies identified delayed …
modulate synaptic transmission. Recently, in vivo imaging studies identified delayed …