Gang Yao, Ph.D. is a Principal Scientist in the Process and Analytical Development department at MilliporeSigma, the life science business of Merck KGaA, Darmstadt, Germany. Thanks to his extensive background in bioprocess development, technology transfer and scale-up to GMP manufacturing, Yao has been an active leader of the single-use technology applications for ADC manufacturing at MilliporeSigma’s St. Louis Conjugation Center of Excellence. He obtained a Ph.D. in Bioanalytical Chemistry from Peking University and has over 16 years of experience in the industry