Antibody injections could become more affordable with new production method Andrew Zydney, Penn State Bayard D. Kunkle Chair and professor of chemical engineering, has identified a new method to manufacture antibodies, known as precipitation, which could drive down production costs. Image: iStock/@peterschreiber.media Antibody injections could become more affordable with new production method Mariah Chuprinski March 22, 2021 UNIVERSITY PARK, Pa. — Antibody injections are a highly desirable treatment for people with chronic diseases such as cancer, psoriasis, Crohn’s disease and arthritis. And recently, antibodies have been in the news as a promising treatment for severe cases of COVID-19. But the costly, time-consuming manufacturing process to produce antibodies prevents these treatments from being accessible to most patients.