New tick-borne bacteria found in Shasta County [California]

Black-legged ticks are already notorious bad guys known for spreading Lyme disease. Now the nasty little creatures are making people sick by spreading a new and little-known bacteria similar to the germ that causes Lyme disease. There have been no reports of north state residents being sickened by the tick’s bite, even though the Borrelia…

Scientists find new tick-borne disease [Borrelia miyamotoi]

N Engl J Med 2013;  368:291-293January 17, 2013DOI:  10.1056/NEJMc1215469 To the Editor: Borrelia miyamotoi, a spirochete that is genetically related to the species of borrelia that cause relapsing fever, has been detected in all tick species that are vectors of Lyme disease.1,2 It was detected in Ixodes scapularis ticks from Connecticut in 2001 and subsequently…

Misinformation sent to all Nova Scotia MLA’s and MP’s by Chief Medical Officer of Nova Scotia, Robert Strang.

Here you can read the letter from Dr. Strang at, Strang MLA’s/MP’s followed below by a copy of our reply that was also sent to all Nova Scotia politicians, federal and provincial. Dr. Strang acted in a manner that is contrary to the principles of open science in that he deliberately did not mention the…

Off-the-Charts Anxiety: Is a Tick Bite Making You Nuts?

Tick-borne infections aren’t just causing sore joints and swollen knees. Some cause psychiatric symptoms that often go untreated, some experts say. “…tick-borne infections could actually trigger panic attacks and other psychiatric disorders in some people. “After treating thousands of patients with tick-borne disease in the past 20 years, it appears psychiatric symptoms are more commonly…

Humans Infected with Relapsing Fever Spirochete Borrelia miyamotoi, Russia

Abstract Borrelia miyamotoi is distantly related to B. burgdorferi and transmitted by the same hard-body tick species. We report 46 cases of B. miyamotoi infection in humans and compare the frequency and clinical manifestations of this infection with those caused by B. garinii and B. burgdorferi infection. All 46 patients lived in Russia and had…

Characterization of Biofilm Formation by Borrelia burgdorferi In Vitro

Abstract   Borrelia burgdorferi, the causative agent of Lyme disease, has long been known to be capable of forming aggregates and colonies. It was recently demonstrated that Borrelia burgdorferi aggregate formation dramatically changes the in vitro response to hostile environments by this pathogen. In this study, we investigated the hypothesis that these aggregates are indeed…

Cotransmission of Divergent Relapsing Fever Spirochetes by Artificially Infected Ornithodoros hermsii

Paul F. Policastro,* Sandra J. Raffel, and  Tom G. Schwan Medical Entomology Section, Laboratory of Zoonotic Pathogens, Rocky Mountain Laboratories, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Hamilton, Montana 59840 Abstract The soft tick Ornithodoros hermsi, which ranges in specific arboreal zones of western North America, acts as a vector for…

Evolving Perspectives on Lyme Borreliosis in Canada

J.L.H. Sperling1,2, M.J. Middelveen2, D. Klein3, and F.A.H. Sperling*,1 1Department of Biological Sciences, University of Alberta, Edmonton, Canada 2Canadian Lyme Disease Foundation, West Kelowna, British Columbia, Canada 3Department of Family Medicine, University of Alberta, Edmonton, Canada Abstract: With cases now documented in every province, Lyme borreliosis (LB) is emerging as a serious public health risk…