Table 4.

Summary of the results of the behavioral outcomes used for phenotype analysis in APPSwe mice

BehaviorTestDependent variableGenotypeTreatmentMean ± SEMp valueInterpretation
LocomotionACAmbulatory distance (cm)APPSwe nTgVehicle108.20 ± 9.45APPSwe Tg mice exhibit locomotor hyperactivity
ISRIB88.75 ± 6.40ns
APPSwe TgVehicle124.80 ± 9.78ns
ISRIB139.50 ± 15.10ns
Center duration (s)APPSwe nTgVehicle90.97 ± 12.30
ISRIB83.92 ± 13.13ns
APPSwe TgVehicle173.40 ± 13.15p < 0.01
ISRIB154.50 ± 21.89p < 0.05
Fear-associated learningBaselineFreezing (%)APPSwe nTgVehicle0.38 ± 0.23APPSwe Tg mice display impairments in fear-associated learning
ISRIB2.82 ± 2.34ns
APPSwe TgVehicle1.50 ± 1.26ns
ISRIB0.57 ± 0.37ns
Tone 1APPSwe nTgVehicle5.69 ± 2.33
ISRIB8.43 ± 4.31ns
APPSwe TgVehicle2.72 ± 1.61ns
ISRIB1.90 ± 1.39ns
ITI1APPSwe nTgVehicle22.83 ± 6.21
ISRIB24.18 ± 4.67ns
APPSwe TgVehicle11.62 ± 5.76ns
ISRIB8.79 ± 3.27ns
Tone 2APPSwe nTgVehicle30.36 + 8.32
ISRIB39.02 ± 8.62ns
APPSwe TgVehicle17.13 ± 5.71ns
ISRIB14.15 ± 4.93ns
ITI2APPSwe nTgVehicle52.64 ± 6.80
ISRIB60.00 ± 5.69ns
APPSwe TgVehicle18.26 ± 3.56p < 0.0001
ISRIB12.42 ± 3.62p < 0.0001
Fear-based retrievalContext basedAPPSwe nTgVehicle49.45 ± 6.35APPSwe Tg exhibit impaired context-based fear memory retrieval
ISRIB50.76 ± 5.95ns
APPSwe TgVehicle25.93 ± 3.63p < 0.01
ISRIB20.10 ± 4.03p < 0.001
Cue basedAPPSwe nTgVehicle50.12 ± 10.06APPSwe Tg mice do not display impairments in cue-based fear memory retrieval
ISRIB56.82 ± 7.39ns
APPSwe TgVehicle32.64 ± 5.32ns
ISRIB34.35 ± 6.74ns
Spatial acquisition learningMWM D1Escape latency (s)APPSwe nTgVehicle33.10 ± 4.88nsAPPSwe Tg do not exhibit impairments in spatial memory acquisition
ISRIB16.08 ± 3.15ns
APPSwe TgVehicle32.56 ± 5.84ns
ISRIB24.57 ± 6.55ns
MWM D2APPSwe nTgVehicle31.44 ± 5.30ns
ISRIB12.66 ± 2.79ns
APPSwe TgVehicle26.21 ± 5.01ns
ISRIB29.79 ± 6.50ns
MWM D3APPSwe nTgVehicle23.02 ± 3.74ns
ISRIB9.58 ± 1.93ns
APPSwe TgVehicle19.19 ± 2.90ns
ISRIB19.92 ± 3.92ns
MWM D4APPSwe nTgVehicle25.95 ± 4.86ns
ISRIB6.91 ± 1.21ns
APPSwe TgVehicle21.12 ± 3.41ns
ISRIB14.86 ± 1.82ns
MWM D5APPSwe nTgVehicle16.56 ± 3.15p < 0.01
ISRIB19.04 ± 7.50ns
APPSwe TgVehicle17.29 ± 2.99ns
ISRIB12.30 ± 1.49ns
MWM RAPPSwe nTgVehicle66.35 ± 7.55p < 0.0001
ISRIB37.79 ± 9.25ns
APPSwe TgVehicle71.21 ± 6.16p < 0.0001
ISRIB58.59 ± 8.69p < 0.0001
Spatial memory recallProbe testDuration (%)APPSwe nTgVehicle−13.65 ± 4.63p < 0.05APPSwe Tg display intact spatial memory recall
ISRIB−27.80 ± 7.17p < 0.05
APPSwe TgVehicle−18.06 ± 5.72p < 0.05
ISRIB−18.74 ± 6.18p < 0.05
Working memoryY-mazeAlternation (%)APPSwe nTgVehicle62.17 ± 1.71p < 0.0001APPSwe Tg mice display impaired working memory
ISRIB56.77 ± 3.52ns
APPSwe TgVehicle56.23 ± 3.71ns
ISRIB55.46 ± 3.61ns
Recognition memoryNORDuration (%)APPSwe nTgVehicle−28.39 ± 10.47p < 0.05APPSwe Tg exhibit deficits in recognition memory
ISRIB1.95 ± 19.43ns
APPSwe TgVehicle9.34 ± 13.48ns
ISRIB7.32 ± 12.88ns
  • Comparisons made to nTg vehicle control. AC, activity chamber; ITI, intertrial interval; D1-5, day 1-5; R, reversal trial.