9 APPARATUS AND INSTRUMENTS FOR SCIENTIFIC RESEARCH IN LABORATORIES, NAMELY, PROTEIN PURIFICATION SYSTEMS, 2D-GELELECTROPHORESIS SYSTEMS, HIGH-SPEED CENTRIFUGES, GEL DOCUMENTATION SYSTEMS, CELL-CULTURE INCUBATORS AND STERILE-FLOW HOODS, DNA-ELECTROPHORESIS CHAMBERS, PCR MACHINES AND FREEZERS; ANALYSIS DEVICES, NAMELY, IMMUNOFLUORESCENCE MICROSCOPES, UV-VIS SPECTROMETERS, FACS (FLUORESCENCE ACTIVATED CELL SORTER), FLUORESCENCE GEL SCANNERS, MICROPLATE READER SYSTEMS; COMPUTER SOFTWARE USED FOR DATA MINING, PICTURE RECOGNITION, AND DATABASE MANAGEMENT IN THE FIELDS OF HUMAN, ANIMAL AND PLANT CELL AND CELL SURFACES, AND IN THE FIELD OF PROTEIN RESEARCH