The experimental method was obtained from the official website of the Fourth Military Medical University

Operation method

Blood collection from guinea pig ear margin clipping experiment

Materials and Instruments

guinea pig
Sodium citrate
Scalpel

Move

After sterilizing the ear, the edge of the ear was cut with a sharp instrument and the edge of the incision was coated with 20%. Sodium citrate solution to stop blood clotting, then the blood can flow out automatically from the incision into the receptacle. The operation is more effective in making the ear congested. This method can collect blood 0.5ml around.

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