Research Article

Improving SERS Detection of Bacillus thuringiensis Using Silver Nanoparticles Reduced with Hydroxylamine and with Citrate Capped Borohydride

Figure 2

White light micrographs of Bt characterization at 15 hr of bacterial growth (a) 50x Gram staining (purple: Gram +); (b) 100x endospores staining with high magnification image of stained endospores.
989504.fig.002a
(a)
989504.fig.002b
(b)