The Barnes maze is a behavioral task used in neuroscience research to assess spatial learning and memory in rodents, particularly mice and rats. Named after its developer, Carol Barnes, the maze consists of a circular platform with multiple evenly spaced holes around its perimeter. One of the holes leads to an escape box or a darkened chamber where the animal can find refuge, while the other holes are dead ends or lead to open spaces without any refuge
The Barnes maze relies on the natural instinct of rodents to seek safety and escape from open and exposed areas. The task is typically performed in a brightly lit room to create an aversive environment, encouraging the animals to locate the escape box as quickly as possible. It tests the animals’ ability to navigate and remember the location of the escape box based on spatial cues and environmental landmarks
During the training phase, the animal is initially placed in the center of the maze under a starting cup or covered area. After a predetermined period, the cup is lifted, and the animal is allowed to explore the maze and find the escape box. The animal’s behavior, such as its movement, exploration, and latency to find the escape box, is recorded
The Barnes maze is often used to assess spatial learning and memory impairments in rodent models of neurological disorders, including Alzheimer’s disease and traumatic brain injury. The task is repeated over several trials, and researchers measure performance parameters such as the time taken to find the escape box, the number of errors made (visiting incorrect holes), and the overall strategy employed by the animal to solve the task
The Maze Engineers Barnes Maze is available with the following characteristics:
- Includes 1 target box with the option to add more holes
- Easy to clean – removable escape box holder
- Entire top and dark escape box rotate for customization
- False floor modification available for added versatility
- Thick acrylic top eliminates visual cues
- Available in white, grey, clear, or blue
Experience unparalleled versatility and precision with the Barnes Maze – the apparatus of choice for memory and learning research. With its customizable design, easy-to-clean features, and false floor modification, this maze can be tailored to meet your specific research requirements. The thick acrylic top eliminates visual cues in ensuring accurate and reliable results
Our Barnes Maze is compatible with all major video tracking and analysis packages including our complete tracking and analysis package ConductVision, Noldus Ethovision XT, and ANY-Maze
