Finally: data!

After about two years+ of dreaming about the feasibility of the project I've been working on, I finally have positive results (and they're better than I thought they'd be). I don't expect anyone to understand what this picture means (unless you're a phloem biologist), but I can't resist publishing at least one picture. It's still a crude image -- I need to do a lot more work on different microscopes to sharpen it -- but here it is: