Table 2: Concentrations of amino acids, PO4, and compatible solutes in thermophiles and radiation-sensitive bacteria UFs and thermophiles ethanol extracts.

Conc. In:
Ultrafiltrates (mM)Ethanol extracts
(μmol/mg protein)
OrganismAmino AcidsPO4TrehaloseMGDIPTrehaloseMGDIP
FreeTotal

P. putida a 52121 4.5 nd nd nd
E. coli a 80 181 5.9 nd nd nd
H. salinarum a 325642 22 nd nd nd
R. xylanophilus 87115 10 17 99 33 1.5 3.0 0.7
R. radiotolerans 134159 24 29 64b 1.7 2.4 nd
P. furiosus 15 35 5.4nd 52 6 nd 0.2 0.04
T. gammatolerans 221235 19nd 10 2.3 nd 0.1 0.05

aFrom [11].
bNot detected.
nd: not determined.