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德國Biotrend 
德國Biotrend 世界著名凋亡和信號傳導產品專業生產商。目前提供2萬多種產品，包括抗體、試劑盒及重組蛋白，涵蓋細胞凋亡，細胞周期、細胞信號傳導和蛋白研究的各個方面。
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.