德国Biotrend 
德国Biotrend 世界著名凋亡和信号传导产品专业生产商。目前提供2万多种产品，包括抗体、试剂盒及重组蛋白，涵盖细胞凋亡，细胞周期、细胞信号传导和蛋白研究的各个方面。
After more than a decade of experience in the sale and marketing of research products for “Life Science Research”, Werner Hassler, Switzerland and Gunther Jaeger, Germany founded the Cologne based BIOTREND Chemikalien GmbH in May 1988.

BIOTREND was instigated in order to meet the growing demand from customers for an independent and technologically orientated distribution facility offering high quality, yet cost-effective products for biochemical, i mmunochemical and pharmaceutical research.