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Article
Expression of interferon regulatory factors and indoleamine 2,3-dioxygenase in Chlamydia trachomatis-infected synovial fibroblasts
Synovial fibroblasts probably represent host cells for Chlamydia trachomatis during initial intra-articular infection in reactive arthritis. In vitro synovial cells produce interferon-β (IFN-β) in response to ch...
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Article
Expression of both M protein and hyaluronic acid capsule by group A streptococcal strains results in a high virulence for chicken embryos
The human pathogenic microorganismStreptococcus pyogenes can resist against phagocytic attack of human granulocytes. Streptococcal M protein and hyaluronic acid were identified as virulence factors involved in th...
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Article
Superantigens and pseudosuperantigens of gram-positive cocci
Superantigens use an elaborate and unique mechanism of T lymphocyte stimulation. Prototype superantigen are the pyrogenic exotoxins produced by Staphylococcus aureus and Streptococcus pyogenes. Many candidate pro...