Protective gear (gloves, goggles, masks, lab coat)
Cold phosphate buffered saline (Millipore, catalog number: 6506-1L, diluted to 1x)
Cold Paraformaldehyde (PFA) solution 4% in PBS (Thermo scientific, catalog number: J19943-K2)
Heparin (Sigma, catalog number: H3149)
Two Syringes, 20ml (one for PBS, and one for PFA)
Tissue dissecting scissors