Where do we stand on fMRI in awake mice?
Imaging awake animals is quickly gaining traction in neuroscience as it offers a means to
eliminate the confounding effects of anesthesia, difficulties of inter-species translation (when …
eliminate the confounding effects of anesthesia, difficulties of inter-species translation (when …
[PDF][PDF] Spectral fiber photometry derives hemoglobin concentration changes for accurate measurement of fluorescent sensor activity
Fiber photometry is an emerging technique for recording fluorescent sensor activity in the
brain. However, significant hemoglobin absorption artifacts in fiber photometry data may be …
brain. However, significant hemoglobin absorption artifacts in fiber photometry data may be …
Relating pupil diameter and blinking to cortical activity and hemodynamics across arousal states
Arousal state affects neural activity and vascular dynamics in the cortex, with sleep
associated with large changes in the local field potential and increases in cortical blood flow …
associated with large changes in the local field potential and increases in cortical blood flow …
[HTML][HTML] High-frequency neuronal signal better explains multi-phase BOLD response
Visual stimulation-evoked blood-oxygen-level dependent (BOLD) responses can exhibit
more complex temporal dynamics than a simple monophasic response. For instance, BOLD …
more complex temporal dynamics than a simple monophasic response. For instance, BOLD …
[HTML][HTML] Arousal state transitions occlude sensory-evoked neurovascular coupling in neonatal mice
In the adult sensory cortex, increases in neural activity elicited by sensory stimulation usually
drive vasodilation mediated by neurovascular coupling. However, whether neurovascular …
drive vasodilation mediated by neurovascular coupling. However, whether neurovascular …
Deriving causal relationships in resting-state functional connectivity using SSFO-based optogenetic fMRI
X Han, SR Cramer, N Zhang - Journal of neural engineering, 2022 - iopscience.iop.org
Objective. The brain network has been extensively studied as a collection of brain regions
that are functionally inter-connected. However, the study of the causal relationship in brain …
that are functionally inter-connected. However, the study of the causal relationship in brain …
Connecting the dots between cell populations, whole-brain activity, and behavior
LN Beloate, N Zhang - Neurophotonics, 2022 - spiedigitallibrary.org
Simultaneously manipulating and monitoring both microscopic and macroscopic brain
activity in vivo and identifying the linkage to behavior are powerful tools in neuroscience …
activity in vivo and identifying the linkage to behavior are powerful tools in neuroscience …
[HTML][HTML] Rat superior colliculus encodes the transition between static and dynamic vision modes
The visual continuity illusion involves a shift in visual perception from static to dynamic vision
modes when the stimuli arrive at high temporal frequency, and is critical for recognizing …
modes when the stimuli arrive at high temporal frequency, and is critical for recognizing …
[HTML][HTML] Spatio-temporally efficient coding assigns functions to hierarchical structures of the visual system
D Sihn, SP Kim - Frontiers in Computational Neuroscience, 2022 - frontiersin.org
Hierarchical structures constitute a wide array of brain areas, including the visual system.
One of the important questions regarding visual hierarchical structures is to identify …
One of the important questions regarding visual hierarchical structures is to identify …
Beyond correlation: functional OPTO-MAgnetic Integration Concept (OPTOMAIC) to reveal the brain-wide signature of local neuronal signals-of-interest
D Cleppien, F Aedo-Jury, A Stroh - Neurophotonics, 2022 - spiedigitallibrary.org
Significance: Due to the vascular origin of the fMRI signal, the spatiotemporally precise
interpretation of the blood oxygen level-dependent (BOLD) response as brain-wide correlate …
interpretation of the blood oxygen level-dependent (BOLD) response as brain-wide correlate …