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SmaRT2P: a software for generating and processing smart line recording trajectories for population two-photon calcium
Monica Moroni1, Marco Brondi2,3,4, Tommaso Fellin2
1Neural Computation Laboratory, Center for Neuroscience and Cognitive Systems, UniTn, Istituto Italiano Di Tecnologia, 38068, Rovereto, Italy. monica.moroni@outlook.com.
Brain Informatics
|August 4, 2022
Summary
SmaRT2P software enhances two-photon calcium imaging by optimizing smart line scanning. This improves signal-to-noise ratio and action potential detection accuracy in large neural populations.
Area of Science:
- Neuroscience
- Biophysics
- Computational Biology
Background:
- Two-photon fluorescence calcium imaging enables large-scale neural population recording with subcellular resolution.
- Challenges include low signal-to-noise ratio (SNR) and inaccurate single action potential detection during population imaging.
- Smart line scanning improves SNR and spike detection accuracy but requires specialized software and artifact handling.
Purpose of the Study:
- To develop and validate SmaRT2P, an open-source Matlab-based software for optimized smart line scanning in two-photon calcium imaging.
- To provide a user-friendly and easily interfaced environment for smart line scanning experiments.
- To implement novel strategies for motion artifact detection and neuropil contamination estimation.
Main Methods:
- Development of SmaRT2P, a Matlab-based software environment for smart line scanning.
- Integration with popular acquisition software like ScanImage.
- Implementation of modular processing pipelines with minimal user intervention.
- Inclusion of novel algorithms for motion artifact detection and neuropil contamination correction.
Main Results:
- SmaRT2P facilitates the implementation of smart line scanning for two-photon calcium imaging.
- The software enhances SNR and accuracy in detecting single/few action potentials in population imaging.
- Novel strategies effectively address motion artifacts and neuropil contamination.
- Modular design allows flexibility and minimal user input for parameter setting.
Conclusions:
- SmaRT2P is a user-friendly, open-source solution for optimized smart line scanning.
- The software improves the functional investigation of large neuronal populations.
- It increases SNR and detection accuracy for neural activity, particularly single action potentials.
- SmaRT2P has the potential to advance neuroscience research by enhancing calcium imaging capabilities.
