The company's decision to exit diabetes research is not necessarily surprising given the development and commercial challenges in the therapeutic area, but it's not insignificant either.

The global insulin pump market is expected to see significant growth, reaching $5.1bn by 2023. A new Market Intel story looks at the competitive landscape of the three leading companies in this market, Medtronic, Insulet and Tandem Diabetes Care, which are all expected to launch new products in 2020. See what Viral Shah, an assistant professor of medicine and pediatrics at the University of Colorado, said about the diabetes market here.

In its first ASH since acquiring Celgene and with competitors coming, Bristol presented pivotal results for liso-cel (JCAR017) that support a year-end US FDA submission as bb2121 nears a first-half of 2020 filing.