(Lynn, MA; Robert Daigle, President) Applied Light Manufacturing, Inc. [read post]

”[21] The hemorrhagic colitis caused by E. coli O157:H7 is characterized by severe abdominal cramps, diarrhea that typically turns bloody within twenty-four hours, and sometimes fevers.[22] The typical incubation period—which is to say the time from exposure to the onset of symptoms—in outbreaks is usually reported as three to eight days.[23] Infection can occur in people of all ages but is most common in children.[24] The duration of an uncomplicated illness can range… [read post]

For example, produce has, since at least 1991, been the source of substantial numbers of outbreak-related E. coli O157:H7 infections.[27] Other unusual vehicles for E. coli O157:H7 outbreaks have included unpasteurized juices, yogurt, dried salami, mayonnaise, raw milk, game meats, sprouts, and raw cookie dough.[28] According  to  a  recent  study,  an  estimated  93,094  illnesses  are  due  to  domestically acquired E. coli O157:H7 each… [read post]

, Stx1, Stx2, Stx2c), and acts like the plant toxin ricin by inhibiting protein synthesis in endothelial and other cells. [16]   Endothelial cells line the interior surface of blood vessels and are known to be extremely sensitive to E. coliO157:H7, which is cytotoxigenic to these cells. [16] In addition to Shiga toxin, E. coli O157:H7 produces numerous other putative virulence factors, including proteins which aid in the attachment and colonization of the… [read post]