Week 20 (14 - 20)
Artist's depiction of a type IV secretion system nestled within a bacterial cell membrane. This structure shoots out thousands of toxic molecules (purple) into human cells during an infection.
Image credit: Caltech.
Week 19 (07 - 13)
Epifluorescence micrograph of a single Thiolava veneris filament picked from the solid lava substrate, directly stained on a glass slide with the fluorescent dye SYBR Gold, with several bacterial cells attached on the sheath.
Image credit: Roberto Danovaro.