Two-photon calcium imaging of neuronal activity

C Grienberger, A Giovannucci, W Zeiger… - Nature Reviews …, 2022‏ - nature.com
In vivo two-photon calcium imaging (2PCI) is a technique used for recording neuronal
activity in the intact brain. It is based on the principle that, when neurons fire action …

Imaging calcium in neurons

C Grienberger, A Konnerth - Neuron, 2012‏ - cell.com
Calcium ions generate versatile intracellular signals that control key functions in all types of
neurons. Imaging calcium in neurons is particularly important because calcium signals exert …

Spontaneous cortical activity alternates between motifs defined by regional axonal projections

MH Mohajerani, AW Chan, M Mohsenvand… - Nature …, 2013‏ - nature.com
Using millisecond-timescale voltage-sensitive dye imaging in lightly anesthetized or awake
adult mice, we show that a palette of sensory-evoked and hemisphere-wide activity motifs …

Network-level control of frequency tuning in auditory cortex

HK Kato, SK Asinof, JS Isaacson - Neuron, 2017‏ - cell.com
Lateral inhibition is a fundamental circuit operation that sharpens the tuning properties of
cortical neurons. This operation is classically attributed to an increase in GABAergic synaptic …

Rescue of long-range circuit dysfunction in Alzheimer's disease models

MA Busche, M Kekuš, H Adelsberger, T Noda… - Nature …, 2015‏ - nature.com
Alzheimer's disease (AD) is associated with defects of synaptic connectivity. Such defects
may not be restricted to local neuronal interactions but may extend to long-range brain …

Fear learning induces α7-nicotinic acetylcholine receptor-mediated astrocytic responsiveness that is required for memory persistence

K Zhang, R Förster, W He, X Liao, J Li, C Yang… - Nature …, 2021‏ - nature.com
Memory persistence is a fundamental cognitive process for guiding behaviors and is
considered to rely mostly on neuronal and synaptic plasticity. Whether and how astrocytes …

Making waves: initiation and propagation of corticothalamic Ca2+ waves in vivo

A Stroh, H Adelsberger, A Groh, C Rühlmann… - Neuron, 2013‏ - cell.com
Corticothalamic slow oscillations of neuronal activity determine internal brain states. At least
in the cortex, the electrical activity is associated with large neuronal Ca 2+ transients. Here …

Mesoscale map** of mouse cortex reveals frequency-dependent cycling between distinct macroscale functional modules

MP Vanni, AW Chan, M Balbi, G Silasi… - Journal of …, 2017‏ - jneurosci.org
Connectivity map** based on resting-state activity in mice has revealed functional motifs
of correlated activity. However, the rules by which motifs organize into larger functional …

Robustness of cortical topography across fields, laminae, anesthetic states, and neurophysiological signal types

W Guo, AR Chambers, KN Darrow… - Journal of …, 2012‏ - jneurosci.org
Topographically organized maps of the sensory receptor epithelia are regarded as
cornerstones of cortical organization as well as valuable readouts of diverse biological …

The claustrum supports resilience to distraction

G Atlan, A Terem, N Peretz-Rivlin, K Sehrawat… - Current Biology, 2018‏ - cell.com
A barrage of information constantly assaults our senses, of which only a fraction is relevant
at any given point in time. However, the neural circuitry supporting the suppression of …