W6 Biological Control of Bacterial Pathogens
The Bacteria and Archaea
Extremopilic microorganisms
Bioluminescence
4.4 Microbiology. Classifying Bacteria - shape According to shape Coccus -plural Cocci Bacillus -plural Bacilli Spirillum – plural Spirilli.
Family rickettsiaceae: ◦ R. rickettsii ◦ R. prowazekii ◦ R. typhi ◦ Orientia tsutsugamushi All are transmitted by arthropod vectors as fleas, ticks,
1 Fig. 4.1 Bacterial Cell Structure. 2 Cytoplasm dense gelatinous solution of sugars, amino acids, & salts 70-80% water serves as solvent for materials.
Gram Negative Bacterial Diseases. Proteobacteria Alpha: Parasitic bacteria Tick borne diseases Flea vector Beta: GNC Gamma Largest group Enterics.
Gram positive cell wall Dr Olga Perovic, CMID/NHLS/WITS 2007.
Line associated infections and bacteraemia Dr. Brian O’Connell.
Cell Wall By Megarathan.J. ❖ Gives shape to a cell ❖ provides rigidity to a cell ❖ 10-25 nm thick ❖ 20-30% of the dry weight of the cell ❖ Permeable to.
