ion well The potential for pathogens from human and animal wastes that are present in the vicinity of wells to contaminate drinking water need special attention. The well construction itself may promote faecal contamination of the aquifer. As the well punctures all layers in the soil above the aquifer, animal droppings or human wastes that are deposited close to the well may travel with percola...

abstract background: diarrhea has been recognised as a major public health problem worldwide. aprospective study was performed to determine the etiology, seasonal and age prevalence, relevant laboratory investigations, sensitivity of isolated microorganisms to current medication, and practical approaches to the diagnosis and management of diarrhea in iran, as a developing country. methods: all ...

Laboratory-acquired infections concern all microbiologists. During ongoing surveillance of laboratory-acquired enteric infections, salmonella infections in the wife and son of a laboratory worker were documented; the first case was fatal. Neither patient had had any contact with the laboratory. The infecting organisms were Salmonella typhi and a multiply resistant strain of Salmonella agona tha...