{"in": ["tissues"], "out": ""}
{"in": ["4% PFA"], "out": ""}
{"in": ["30% sucrose solution"], "out": ""}
{"in": [], "out": ""}
{"in": ["0.3% Triton X-100 in PBS (PBST)"], "out": "samples"}
{"in": ["samples"], "out": "HCR amplification buffer"}
{"in": ["HCR amplification buffer"], "out": "secondary antibodies"}
{"in": ["secondary antibodies"], "out": "samples"}
{"in": ["samples"], "out": ""}
{"in": [""], "out": "GO"}
{"in": ["GO"], "out": "samples"}
{"in": ["samples"], "out": ""}