It’s been a while since I’ve worked in a lab, but I remembered always being fascinated by the “tell all” posters which were on the lab walls which laid out everything in a cell/system pertaining to a specific concept in biology. What appealed to me about them is that they conveyed a the complex and interconnected pieces which only together made life work. It was very awe-inspiring (as well as a quick cheat sheet when I had to pretend like I knew what I was researching).
It’s been a while since I’d seen one, but thankfully, Ian York of Michigan State University and blogger at Immunology blog Mystery Rays from Outer Space linked to a new poster from Nature which reviews what is currently know about antigen processing/presentation (translation: how our cells recognize hostile bacteria/viruses/fungi/etc and alert the immune system to them).
Check it out: