Day 15 of #LMB365 brings you a very satisfying photo from Andrew Carter’s @Carter_Lab group in Structural Studies. The set of tubes contains the inner protein contents of cells which have been spun at very high speeds. It is a bit like breaking open an egg and separating the yolks from the whites but under very high centrifugal forces. In order to spin these tubes at such speeds they need to be perfectly balanced with each other resulting in a beautiful pattern of the inner contents of cells layered on top of each other