Cells were incubated on tryptone soy agar (TSA) at 30 uC for
24 h. FTIR samples were then prepared and spectra acquired
as described by Oberreuter et al. (2002), using a Tensor 27
FTIR spectrometer (Bruker Optics) coupled to a HTS-XT
high-throughput device (Bruker Optics).