Tanya Swanson

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The Dr hemagglutinin of uropathogenic Escherichia coli mediates adherence to the upper urinary tract. E. coli strains which express this adhesin bind to the Dr blood group antigen and mediate mannose-resistant hemagglutination (MRHA). Chloramphenicol inhibits MRHA produced by the Dr hemagglutinin and may act as an analog for the tissue receptor at the(More)
Ricin, a heterodimeric toxin that is present in the seeds of the Ricinus communis plant, is the biothreat agent most frequently encountered by law enforcement agencies in the United States. Even in untrained hands, the easily obtainable seeds can yield a highly toxic product that has been used in various types of threats, including "white-powder" letters.(More)
The purpose of this paper is to provide a model for educators involved in teaching interrelated ethical, moral and legal dilemmas confronting health care delivery. For purposes of discussion, the AIDS epidemic is used as an example. Similarly complex issues, such as invitro fertilization, transplantation policy, etc. could also be analyzed using this model.(More)
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