1. Abcam Plc.
2. Cell Signaling Technology Inc.
3. Thermo Fischer Scientific Inc.
4. Merck KGAA
5. F. Hoffmann-La Roche Ltd
6. Bio-Rad laboratories Inc.
7. Agilent Technologies Inc.
8. Danaher corporation
9. Lonza Group
10. Genscript Biotech