The brain slice sampler is mainly used inPalkovitsIn sampling techniques. To detect the density and function of steroids in the brain, it is necessary to slice the brain (approximately)200Take a very small amount of sample from a specific location with a thickness of micrometers for research,Brain PunchIt came in handy. The head of the sampler is a sharp circular blade. The frozen brain slice is placed on a pre cooled glass plate, and the blade is placed at the desired location. When pressed, the tissue slice under the circular blade enters the inner cylinder of the blade, and then the spring designed at the top is pressed. The nylon needle connected to the spring will push out the required sample.

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