Figure 4From: Se (IV) triggers faster Te (IV) reduction by soil isolates of heterotrophic aerobic bacteria: formation of extracellular SeTe nanospheres Extracellular production of SeTe nanospheres. SeTe nanospheres synthesized by cultures C4, C6 and C7 (a) along with respective TEM-EDX spectra (b). Inset showing TEM microphotographs of nanospheres on carbon coated copper grids.Back to article page