Biosynthesis of Indole-3-Acetic Acid by New Klebsiella oxytoca Free and Immobilized Cells on Inorganic Matrices

Table 2

Surface densities and quantity of bacterial cells on the support.

Matrix	Bacterium cells/m^2	Cells/g matrix
SiO2/TiO2 (6%)	4.79 × 10^11	3.38 × 10^14
SiO2/TiO2 (11%)	3.60 × 10^11	2.14 × 10^14
SiO2/TiO2/Sb2O5 (6%)	4.19 × 10^11	2.26 × 10^14
MnO/SiO2 (5%)	3.60 × 10^11	2.53 × 10^14
MnO/SiO2 (10%)	3.99 × 10^11	2.15 × 10^14
TiO2/CuO	5.99 × 10^11	2.26 × 10^13
TiO2/V2O5	2.39 × 10^11	9.56 × 10^12
V2O5/SiO2 (5%)	0.599 × 10^11	2.80 × 10^13
V2O5/SiO2 (10%)	1.67 × 10^11	6.33 × 10^13