New tools for controlling tuberculosis are urgently needed. Despite our emerging
understanding of the biogeography of Mycobacterium tuberculosis, the implications for …

The aim of this review is to provide a comprehensive update on the current classification and
identification of Haemophilus and Aggregatibacter species with exclusive or predominant …

Data from multilocus enzyme electrophoresis of bacterial populations were analyzed using a
statistical test designed to detect associations between genes at different loci. Some species …

Helicobacter pylori, a chronic gastric pathogen of human beings, can be divided into seven
populations and subpopulations with distinct geographical distributions. These modern …

Mycobacterium tuberculosis remains a major cause of morbidity and mortality worldwide.
Studies have reported human pathogens to have geographically structured population …

Barriers to dispersal between populations allow them to diverge through local adaptation or
random genetic drift. High-resolution multilocus sequence analysis revealed that, on a …

Vaccines rarely provide full protection from disease. Nevertheless, partially effective
(imperfect) vaccines may be used to protect both individuals and whole populations,,. We …

A PCR method for the unequivocal assignment of Haemophilus influenzae capsular type
(types a to f) was developed. PCR primers were designed from capsule type-specific DNA …

Some of the most important structures in the immune system are the receptors for the Fc
domain of antibodies. These provide an essential feedback between the humoral and the …

Nosocomial infections are an important source of morbidity and mortality in hospital settings,
afflicting an estimated 2 million patients in United States each year. This number represents …