Dysentery cases are on the rise in the Portland area. In January, health officials reported 40 cases of the highly contagious ...

An international team used high-throughput technology to sequence more than 300 strains of type 1 S. dysenteriae in samples collected from the early 20th century until 2011 at sites around the globe.

Please donate to the Pakistan Floods Appeal if you can. Waterborne diseases, such as cholera, typhoid, dysentery and hepatitis A, are caused by microscopic organisms like viruses and bacteria. These ...