I won the Microsoft Excel World Championship. Here's what every office worker should know about Excel.

Diarmuid Early won first place in the 2025 Microsoft Excel World Championship. He has some pointers for using Excel at work.
Nature

PD-L2 is a second ligand for PD-1 and inhibits T cell activation

We have previously identified PD-L1 as a ligand for PD-1 13. To identify additional PD-L1 homologs, GENBANK was searched. We identified a murine dendritic cell cDNA, mPD-L2 (previously called protein ...