a, Average calcium trace during
“Conditioning” phase of the fear conditioning test. Blue
shading indicates “Tone ON” periods and orange arrows indicate
when the foot shock was given. n = 3 mice. b, Average calcium
trace during the looming test with corresponding AUC analysis. Pink shading
indicates the 2-s looming exposure. Repeated measure one-way ANOVA with
Sidak’s multiple comparisons test, F (2, 6) = 240.127,
P < 0.001. n = 4 mice. Data are presented as the
mean ± SEM; see also Supplementary Table 3 for statistical details.
**P<0.01.