Pertussis Cell Diagram. The disease is transmitted from person to person in a similar way to tuberculosis tb. Bronchiseptica are gram negative bacterial respiratory pathogensbordetella pertussis is the causative agent of whooping cough and is considered a human adapted variant of b.
B pertussisand b parapertussisare nonmotile. Another bacterial toxin paralyses some of the bodys immune cells and. Whooping cough is caused by the bacterium bordetella pertussis.
Pertussis virulence factors are quite well understood and this has led to the development of acellular pertussis ap vaccines.
Wp whole cell pertussis vaccine 7 pertussis bordetella pertussis is a strictly human pathogen with multiple biological activities. Diversity of structure of bacteriaμm in length. As a result morphological heterogeneity and differences in the ultrastructure of the cells with respect to the cell wall structure. Side a and top down b views of pertussis toxin pt are shownpt has an ab structural organization common to many toxins that consists of an enzymatic a subunit and a cell binding b subunit 89the a subunit pts1 light blue sits above and within the central cavity of the b pentamer which is composed of an s2 subunit purple an.