Precision Calcium Imaging of Dense Neural Populations via a Cell-Body-Targeted Calcium Indicator
Author(s)
Shemesh, Or A.; Linghu, Changyang; Piatkevich, Kiryl D.; Goodwin, Daniel; Celiker, Orhan Tunc; Gritton, Howard J.; Romano, Michael F.; Gao, Ruixuan; Yu, Chih-Chieh (Jay); Tseng, Hua-An; Bensussen, Seth; Narayan, Sujatha; Yang, Chao-Tsung; Freifeld, Limor; Siciliano, Cody A.; Gupta, Ishan; Wang, Joyce; Pak, Nikita; Yoon, Young-Gyu; Ullmann, Jeremy F.P.; Guner-Ataman, Burcu; Noamany, Habiba; Sheinkopf, Zoe R.; Park, Won Min; Asano, Shoh; Keating, Amy E.; Trimmer, James S.; Reimer, Jacob; Tolias, Andreas S.; Bear, Mark F.; Tye, Kay M.; Han, Xue; Ahrens, Misha B.; Boyden, Edward S.; ... Show more Show less
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© 2020 Elsevier Inc. One-photon fluorescent imaging of calcium signals can capture the activity of hundreds of neurons across large fields of view but suffers from crosstalk from neuropil. Shemesh et al. engineer cell-body-targeted variants of fluorescent calcium indicators and show in mice and zebrafish that artifactual spikes and correlations are greatly reduced.
Date issued
2020-08Department
Massachusetts Institute of Technology. Media Laboratory; Massachusetts Institute of Technology. Department of Biological Engineering; Massachusetts Institute of Technology. Center for Neurobiological Engineering; Massachusetts Institute of Technology. Department of Brain and Cognitive Sciences; McGovern Institute for Brain Research at MIT; Massachusetts Institute of Technology. Department of Electrical Engineering and Computer Science; Picower Institute for Learning and Memory; Massachusetts Institute of Technology. Department of Mechanical Engineering; Massachusetts Institute of Technology. Department of Biology; Koch Institute for Integrative Cancer Research at MITJournal
Neuron
Publisher
Elsevier BV
ISSN
0896-6273