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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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An emerging viral pathogen causing pyelonephritis in kidney allografts is-
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The correct answer is  polyoma virus cmain multiplication site is brain&renal celld.this virus is seen in urine of the patient who had undergone kidney transplant REF:ANATHANARAYANAN MICROBIOLOGY NINTH EDITION PAGE.554