Pooping into a petri dish is becoming standard practice as part of some college biology courses.
February 7, 2002|
In the February 5 Proceedings of the National Academy of Sciences, Hyman Hartman and Alexei Fedorov describe the use of a genomic approach to investigate the relationship between Eukarya, Archaea and Bacteria (Proc Natl Acad Sci USA 2002, 99:1429-1425).They defined a set of several hundred 'eukaryotic signature proteins' (ESPs) that have no homologs in Archaea or Bacteria. The 347 ESPs include cytoplasmic proteins, internal signaling proteins and nuclear proteins. Hartman and Fedorov used their