美国ProteinSimple(原Cell Biosciences) www.proteinsimple.com   
Cell Biosciences（原ALPHA公司）是一家致力于定义未来蛋白质分析的生命科学公司，研发仪器设备系统、样品准备系统、软件和检验产品，推动领域从基本蛋白质研究到生物标记物探索，及药物等。 居于全球已经安装的1万多套系统，我们的客户包括全球许多顶级研究机构、药物研发公司和生物科技公司。Cell Biosciences总部位于加州Santa Clara
Alpha Innotech 公司成立于1992年，是一家致力为生命科学及药品研发提供创新性解决方案的供应商，具有量子成像、信息技术及分子生物学领域的核心专业知识。Alpha Innotech 公司总部设立于加利弗尼亚的圣昂莱那多，该公司在世界上43个国家设立了分支机构。
2009年美国Cell Biosciences收购Alpha Innotech。www.alphainnotech.com  www.cellbiosciences.com  

2014年Bio-Techne 3亿美元收购ProteinSimple

Cell Biosciences is a private life sciences company focused on nanoproteomics. The Company develops instrumentation systems, software, and assay products that reveal previously undetectable information about cellular control pathways. Its customers include leading institutions in the fields of cancer research, stem cell biology, and diabetes. Cell Biosciences' products enable researchers to uncover fundamental mechanisms controlling cell proliferation and cell death, to accelerate the development of new therapeutics, and to help identify new prognostic and diagnostic disease biomarkers. Cell Biosciences is located in Santa Clara, California.

Founded in 1992, Alpha Innotech Corporation develops, manufactures and markets digital imaging and detection systems for the Life Science research and Drug Discovery markets. Our goal is to combine instruments, reagents and bioinformatics software to offer integrated modular technology platforms for functional genomics, proteomics and cell analysis markets. Our customers include pharmaceutical and biotechnology companies as well as universities, medical centers, government research institutes and agencies worldwide.