Survival of micro-organisms in space.
D001412:Bacillus subtilis / Q000528:radiation effects*; D003090:Coliphages / Q000528:radiation effects*; D056890:Eukaryota / Q000528:radiation effects*; D066298:In Vitro Techniques; D017955:Poliovirus / Q000528:radiation effects*; D011830:Radiation Effects; D013026:Space Flight; D014466:Ultraviolet Rays