Weill Cornell science briefs May 2008
...is research team stationed at Oswaldo Cruz Foundation/Brazilian Ministry of Health in the city of Salvador, tested a group of 3,171 slum residents for leptospira antibodies a marker of past infection with the bacterium. The researchers identified several variables that raised the risk of infection within th...New Approach Assesses Risk of Water-Borne Pathogen Disease
...in reaction (PCR) to measure and compare levels of leptospira in environmental surface waters at urban and rural...theses: first, that concentration of more virulent leptospira would be higher in urban than in rural environment...t the concentration and species of disease-causing leptospira in the water would be associated with both the ris...Separating the good from the bad
...n their tests, Stocker and Marcos used a non-motile mutant of the bacterium leptospira biflexa, whose entire body has the shape of a right-handed helix. They injected the leptospira into the center of the microfluidic device and demonstrated that they drift...Bacterial slime helps cause serious disease
... cases are fatal. Rats and other mammals carry the disease-causing pathogen leptospira interrogans in their kidneys. When they urinate, they contaminate surface w...ucing a slime, in which the colony can grow unharmed. 90% of the species of leptospira we tested could form biofilms. It takes L. interrogans an average of 20 day...