Haemophilus ducreyi

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Haemophilus ducreyi


It is a fastidious gram-negative coccobacillus causing the sexually transmitted disease chancroid, a major cause of genital ulceration in developing countries characterized by painful sores on the genitalia.

Scientific classification
Kingdom Bacteria
Phylum Proteobacteria
Class Gamma Proteobacteria
Order Pasteurellales
Family Pasteurellaceae
Genus Haemophilus
Species H. ducreyi
Binomial Haemophilus ducreyi


Contents

[edit] Surface Characteristics

It consist of an oligosaccharide core ketosidically linked via a 3-deoxy-D-manno-octulosonic acid (Kdo) residue to the lipid A region. The oligosaccharide core characteristic of these bacteria has been divided into two regions: (i) an inner core, consisting of three L-glycero-D-manno-heptose (Hep) residues and one phosphorylated Kdo residue, and (ii) an outer core, with one or more heterogeneous oligosaccharide branches containing mainly galactose (Gal) and glucose (Glc) residues.

[edit] Transmission

Haemophilus ducreyi is an opportunistic microorganism that infects its host by way of breaks in the skin or epidermis.

[edit] Pathogenic Activity

Haemophilus ducreyi is an opportunistic microorganism that infects its host by way of breaks in the skin or epidermis. Inflammation then takes place as the area of infection is inundated with lymphocytes, macrophages and granulocytes.


[edit] References

Wikipedia

PolysacDB