美国Novex  http://www.invitrogen.com/site/us/en/home/brands/novex.html

The Novex® family includes a full line of high-performance protein analysis products, including novel precast gel systems such as NuPAGE® gels and a traditional separation system using Tris-glycine gels. 我们还可提供一整套蛋白质分子量标准、染料和蛋白质印迹分析产品，帮助您完成蛋白质分析工作流程。