http://www.dreamstime.com/stock-photos-ecoli-bacteria-image20325533Two of seven cases of E. coli O157:H7 at  Montessori of Alameda school in Portland are genetic matches to the E. coli strain from the national I.M. Healthy SoyNut Butter outbreak, according to Oregon’s Multnomah County Health Department. The seven cases include six children and an adult, all from one classroom in the school.

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Public health officials in Oregon are looking into what caused 50-some people to become sickened by Salmonella typhimurium after a conference in late June. A spokeswoman for Multnomah County said several illnesses were confirmed after an Open Source Bridge Conference held June 23-26 at the Eliot Center in downtown Portland, and that there were reports…