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. 2022 Apr 14;11:e74736. doi: 10.7554/eLife.74736

Video 2. High-frequency (20 Hz) stimulation of AHN induced running, freezing and jumping in difficult escape conditions.

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During Light OFF, AHN-ChR2 animals are walking, grooming and rearing. Upon 20 Hz light photostimulation, AHN-ChR2 animals display running, freezing and jumping responses in the inescapable chamber. In contrast, AHN-GFP animals display no change in behaviors between light OFF and light ON epoch.