Inverted microscope (observation of cell morphology, counting, etc. ), fluorescence microscope (Leica, Olympus, etc. The interaction between intracellular molecules and protein expression was observed by immunofluorescence reaction; ) co2 incubator (thermoelectric, Sanyo, etc. ) (for animal cell culture), clean workbench (Jiangsu Antai, Thermoelectric, etc.). ); CO2 tanks, refrigerators, liquid nitrogen tanks, centrifuges and other commonly used instruments. A perfect animal experiment platform generally includes the following instruments: microscope, fluorescence microscope, clean workbench, biosafety cabinet, operating table, autoclave, ultra-low temperature refrigerator, refrigerator, PCR instrument, water bath pot, blood biochemical analyzer, ultrasonic cleaner, cell incubator, liquid nitrogen tank, dissection table, respiratory anesthesia machine and drying box.