Table 1.

Materials and equipment.

Name of equipment/material	Company	Catalogue/model number
APA arena with grid floor (diameter 77 cm) fenced with Perspex clear circular boundary (32-cm high)	Bio-Signal Group, NY, USA	N/A
20-cm diameter clear Perspex cylinder	Made in-house	N/A
Digital video camera	Point Gray, USA	FL2-03S2M-C
Tracker software	Bio-Signal Group, NY, USA	Version 2.36
Track Analysis software	Bio-Signal Group, NY, USA	Version 2.2
70% ethanol	N/A	N/A
GraphPad Prism	GraphPad Software, CA, USA	Version 7.02