PT - JOURNAL ARTICLE ED - , TI - Portraits From a Petri Dish AID - 10.1126/science.301.5632.460a DP - 2003 Jul 25 TA - Science PG - 460--460 VI - 301 IP - 5632 4099 - http://science.sciencemag.org/content/301/5632/460.1.short 4100 - http://science.sciencemag.org/content/301/5632/460.1.full SO - Science2003 Jul 25; 301