Better Techniques of Bio-molecule Detection on Mars and Beyond ?

“. . . An all-in-one chemical analysis instrument — currently under development — could potentially detect a single amino acid in a gram of Martian soil. . . .” See the link: http://www.astrobio.net/exclusive/5325/searching-for-organics-in-a-nibble-of-soil Methodologies have advanced tremendously since the Viking Probes in 1976!