{"in": ["Chloroform:Methanol:Isopropanol (2:1:1)"], "out": ""}
{"in": [], "out": "the supernatant"}
{"in": ["TCA/Acetone (50%)"], "out": ""}
{"in": [], "out": ""}
{"in": [], "out": "the supernatant"}
{"in": ["40% Ammonium sulfate"], "out": ""}
{"in": [], "out": ""}
{"in": [], "out": "the supernatant"}
{"in": [], "out": "the pellet"}
{"in": ["Rehydration buffer"], "out": ""}
{"in": ["the pellet"], "out": ""}