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    Global Lyme Alliance

    Email: info@globallymealliance.org

    Articles

    Posttreatment Symptoms in Lyme Borreliosis
    February 28, 2020
    Lyme borreliosis (LB) is the most common vector-borne disease in the Northern Hemisphere, and its incidence is on the rise. With 5%–20% of Lyme patients continuing to suffer from symptoms of Lyme post...
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    Two-Tier Lyme Disease Serology Test Results Can Vary According to the Specific First-Tier Test Used
    January 28, 2020
    Variability in 2-tier Lyme disease test results according to the specific first-tier enzyme immunoassay (EIA) in children has not been examined rigorously. In this study, investigators paired results ...
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    A minority of children diagnosed with Lyme disease recall a preceding tick bite
    January 28, 2020
    Of 1770 children undergoing emergency department evaluation for Lyme disease, 362 (20.5%) children had Lyme disease. Of those with an available tick bite history, only a minority of those with Lyme di...
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    Evaluation of the Modified Two-Tiered Testing Method for Diagnosis of Lyme Disease in Children
    January 28, 2020
    Conventional two-tiered testing (CTTT) for Lyme disease includes a first-tier enzyme immunoassay (EIA) followed by a supplemental immunoblot, and modified two-tiered testing (MTTT) relies on two diffe...
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    The Lyme Disease Polymerase Chain Reaction Test Has Low Sensitivity
    January 28, 2020
    The Lyme PCR is a direct detection test, but has not been rigorously evaluated in children undergoing evaluation for acute Lyme disease.
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    Diagnostic Performance of C6 Enzyme Immunoassay for Lyme Arthritis
    January 28, 2020
    In Lyme disease endemic areas, initial management of children with arthritis can be challenging because diagnostic tests take several days to return results, leading to potentially unnecessary invasiv...
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    The Long-Term Persistence of Borrelia burgdorferi Antigens and DNA in the Tissues of a Patient with Lyme Disease
    January 22, 2020
    Whether Borrelia burgdorferi, the causative agent of Lyme disease, can persist for long periods in the human body has been a controversial question. The objective of this study was to see if we could ...
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    Lymphatic Migration of Immune Cells
    January 22, 2020
    Lymphatic vessels collect interstitial fluid that has extravasated from blood vessels and return it to the circulatory system. Another important function of the lymphatic network is to facilitate immu...
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    The General Symptom Questionnaire-30 (GSQ-30): A Brief Measure of Multi-System Symptom Burden in Lyme Disease
    January 22, 2020
    The multi-system symptoms accompanying acute and post-treatment Lyme disease syndrome pose a challenge for time-limited assessment. The General Symptom Questionnaire (GSQ-30) was developed to fill the...
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    The Functional and Molecular Effects of Doxycycline Treatment on Borrelia burgdorferi Phenotype
    January 22, 2020
    Recent studies have shown that Borrelia burgdorferi can form antibiotic-tolerant persisters in the presence of microbiostatic drugs such as doxycycline. Precisely how this occurs is yet unknown. The g...
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    DksA Controls the Response of the Lyme Disease Spirochete Borrelia burgdorferi to Starvation
    January 22, 2020
    The pathogenic spirochete Borrelia burgdorferi senses and responds to changes in the environment, including changes in nutrient availability, throughout its enzootic cycle in Ixodes ticks and vertebra...
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    Estimation of cumulative number of post-treatment Lyme disease cases in the US, 2016 and 2020
    January 17, 2020
    Joint study conducted by scientists at Global Lyme Alliance (GLA) and Brown University estimates that two million people in the United States could suffer profound disability from post-treatment Lyme ...
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    Borrelia burgdorferi bbk13 Is Critical for Spirochete Population Expansion in the Skin during Early Infection
    January 16, 2020
    Borrelia burgdorferi (Bb) enters the human body via the bite of an infected Ixodes tick. Lyme disease symptoms arise from the dissemination of Bb from the initial bite site to the distal tissues such ...
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    The RpoS Gatekeeper in Borrelia burgdorferi: An Invariant Regulatory Scheme That Promotes Spirochete Persistence in Reservoir Hosts and Niche Diversity
    January 16, 2020
    This team, based at University of Connecticut, studied genes controlled by the RpoS pathway, the regulatory system that facilitates transmission and mammalian infection by Borrelia burgdorferi. They w...
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    Genomes, expression profiles, and diversity of mitochondria of the White-footed Deermouse Peromyscus leucopus, reservoir of Lyme disease and other zoonoses
    December 6, 2019
    Dr. Alan Barbour and his team have analyzed the mitochondrial DNA from wild white-footed mice, Peromyscus leucopus. These mice are the natural host for Lyme and other tickborne bacteria, and serve as ...
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    Stationary Phase Persister/Biofilm Microcolony of Borrelia burgdorferi Causes More Severe Disease in a Mouse Model of Lyme Arthritis: Implications for Understanding Persistence, Post-Treatment Lyme Di
    April 2, 2019
    Although most patients with Lyme disease can be cured with a 2-4 week antibiotic therapy, about 10-20% of patients continue to suffer prolonged persistent symptoms, a condition called post-treatment L...
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    Identification of Essential Oils with Strong Activity against Stationary Phase Borrelia burgdorferi
    February 16, 2019
    Persister forms of Borrelia burgdorferi, the bacterium that causes Lyme disease, are dormant or slow-growing, and tolerant of antibiotic treatment. It’s not clear yet whether persister bacteria, immun...
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    Depressive Symptoms and Suicidal Ideation Among Symptomatic Patients With a History of Lyme Disease vs Two Comparison Groups
    February 19, 2018
    According to the study, depression has been reported in 8 – 45% of patients with post-treatment Lyme disease syndrome (PTLDS), but little was known about suicidal tendencies in these patients. The ext...
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    Borrelia burgdorferi adhere to blood vessels in the dura mater and are associated with increased meningeal T cells during murine disseminated borreliosis
    February 19, 2018
    A mouse model of neurological Lyme disease would be helpful in understanding how patients develop symptoms and how to treat them. Until now, laboratory mice have not developed neuroborreliosis, which ...
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    Using Vancomycin as an Antibiotic for Killing Borrelia burgdorferi
    February 19, 2018
    The persistence of symptoms in some Lyme disease patients treated with antibiotics has never been conclusively explained. This is known as post-treatment Lyme disease syndrome (PTLDS). It is possible ...
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    Antimicrobial action of calprotectin that does not involve metal withholding.
    February 16, 2018
    Heavy metals like iron, copper, manganese and zinc can be toxic in large amounts. But in low concentrations, they are essential micronutrients for humans as well as bacteria. As part of the defense ag...
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    Activity of sulfa drugs and their combinations against stationary phase B. burgdorferi in vitro
    February 19, 2017
    About 10-20% of Lyme disease patients treated with antibiotics continue to suffer debilitating symptoms, known as post-treatment Lyme disease. It is not understood whether this is due to an inappropri...
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    Borrelia burgdorferi Manipulates Innate and Adaptive Immunity to Establish Persistence in Rodent Reservoir Hosts
    February 19, 2017
    A review by Tracy and Baumgarth illustrates the complexity of Borrelia interactions with the immune system. In a masterful, thorough discussion, the authors outline current thinking of how the family ...
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    Epitope-Specific Evolution of Human B Cell Responses to Borrelia burgdorferi VlsE Protein from Early to Late Stages of Lyme Disease
    February 19, 2016
    Lyme disease patients make antibodies that recognize Borrelia burgdorferi, the bacteria that cause illness. When the disease progresses from early to late stages, these antibodies may change. A protei...
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    Eradication of Biofilm-Like Microcolony Structures of Borrelia burgdorferi by Daunomycin and Daptomycin but not Mitomycin C in Combination with Doxycycline and Cefuroxime
    February 19, 2016
    The persistence of symptoms in Lyme patients treated with antibiotics may be due to the bacteria becoming tolerant to drugs. In lab culture, persistent Lyme bacteria grown into biofilm form were expos...
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    Longitudinal Transcriptome Analysis Reveals a Sustained Differential Gene Expression Signature in Patients Treated for Acute Lyme Disease
    February 19, 2016
    The genes that are expressed in sick people differ from those who are healthy. Using advanced sequencing techniques, these researchers found that immune cells in the blood of people with Lyme disease ...
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    A drug combination screen identifies drugs active against amoxicillin-induced round bodies of in vitro Borrelia burgdorferi persisters from an FDA drug library
    February 19, 2016
    In lab culture, Borrelia burgdorferi, the bacterium that causes Lyme disease, can survive amoxicillin treatment by transforming into a round-body form. Such round bodies persist in a slowly-growing st...
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    CCL19 as a Chemokine Risk Factor for Post Treatment Lyme Disease Syndrome: A Prospective Clinical Cohort Study
    February 19, 2016
    An estimated 10-20% of Lyme disease patients who are treated with antibiotics continue to suffer persisting symptoms 6 to 12 months later. This is known as post-treatment Lyme disease syndrome, becaus...
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    Expression of C-reactive protein and serum amyloid A in early to late manifestations of Lyme Disease
    February 19, 2016
    The human immune response to invasive microbes consists of two major arms: the innate and the adaptive response. The innate response occurs rapidly after infection, when the host tries to contain or i...
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    Ceftriaxone pulse dosing fails to eradicate biofilm-like microcolony B. burgdorferi persisters which are sterilized by daptomycin/doxycycline/cefuroxime drug combination without pulse dosing
    February 19, 2016
    At least 10% of patients treated with antibiotic therapy for Lyme disease continue to suffer persisting symptoms. The reason for this is unknown, but one suspect is the continued survival of persistin...
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    γδ T Cells and dendritic cells in refractory Lyme arthritis
    February 19, 2015
    This is a review about the function of γδT cells, a specialized subset of T cells that are important in coordinating the immune response when it transitions from the innate, or immediate response, to ...
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    Borrelia burgdorferi, the causative agent of Lyme disease, forms drug-tolerant persister cells
    February 19, 2015
    Persisting bacteria survive antibiotic treatment in lab culture. Here, the authors showed that antibiotics killed most of lab-grown B. burgdorferi, with a small surviving population that tolerated dru...
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    Association of immune response to endothelial cell growth factor with early disseminated and late manifestations of Lyme disease but not posttreatment Lyme disease syndrome
    February 19, 2015
    The persistence of symptoms in patients treated for Lyme disease remains unexplained. One possible reason could be immune system dysfunction, including antibodies that react against the patient. To st...
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    Drug combinations against Borrelia burgdorferi persisters in vitro: eradication achieved by using daptomycin, cefoperazone and doxycycline
    February 19, 2015
    The persistence of Borrelia burgdorferi in the form of drug-tolerant bacteria may be one reason why some Lyme disease patients may continue to suffer symptoms despite antibiotic therapy. The authors d...
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    Biofilm formation by Borrelia burgdorferi sensu lato
    February 19, 2015
    The authors studied whether B. afzelii and B. garinii, two bacteria associated with Lyme disease in Europe, are capable of growing as biofilms in lab culture. Using chemical stains and microscopy, the...
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    Anti-neural antibody response in patients with post-treatment Lyme disease symptoms versus those with myalgic encephalomyelitis/chronic fatigue syndrome
    February 19, 2015
    Patients with persisting Lyme symptoms were previously found to have higher and more frequent anti-neural antibodies compared to people who were healthy or who had recovered from Lyme disease. Patient...
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    Persister mechanisms in Borrelia burgdorferi: implications for improved intervention
    February 19, 2015
    Lyme disease is caused by the bacteria called Borrelia burgdorferi. In lab cultures of B. burgdorferi that are treated with antibiotics, most are killed. However, some become persister bacteria that s...
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    Development of a Multiantigen Panel for Improved Detection of Borrelia burgdorferi Infection in Early Lyme Disease
    February 19, 2015
    The current blood test for Lyme disease has low accuracy. In this study, the authors designed and tested a new blood test that is more accurate. They used portions of proteins, called peptides, from B...
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    Persisters, persistent infections and the Yin–Yang model
    February 19, 2014
    In this review, Dr. Zhang discusses the differences between B. burgdorferi persister and growing cells, and proposes a model for bacterial transition between the two states, with the balance tipped de...
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    Serum inflammatory mediator as markers of human Lyme disease activity
    February 19, 2014
    The authors compared the blood of patients suffering more severe symptoms of Lyme disease against those with less. They found that the pattern of chemokines, which are chemical messengers produced by ...
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    Identification of novel anti-persister activity against Borrelia burgdorferi from an FDA-approved drug library
    February 19, 2014
    A library of drug compounds that has already been approved by the FDA was tested for efficacy against persister forms of Borrelia burgdorferi that were grown in lab culture. They identified daptomycin...
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    A comparison of Lyme disease serologic test results from 4 laboratories in patients with persistent symptoms after antibiotic treatment.
    February 19, 2014
    Diagnosis of Lyme disease in late-stage patients is often erroneous. Fallon and colleagues compared Lyme disease test results from four different testing labs, using blood samples from previously diag...
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    An optimized SYBR Green I/PI assay for rapid viability assessment and antibiotic susceptibility testing for Borrelia burgdorferi
    February 19, 2014
    The authors analyzed various methods to efficiently and accurately count live and dead Borrelia burgdorferi in lab culture. This is important for calculating the efficacy of antibiotics in the killing...
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    Post-treatment lyme syndrome and central sensitization. J Neuropsychiatry Clin Neurosci
    February 19, 2013
    A significant subset of patients treated for Lyme disease continue to have symptoms that persist for months or years. These may include pain, fatigue and neurocognitive problems, and collectively has ...
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    Increased IFN-α activity and differential antibody response in patients with a history of Lyme disease and persistent cognitive deficits
    February 19, 2013
    Some patients treated for Lyme disease continue to suffer neurological symptoms. In these patients compared to healthy controls, there was increased interferon-α (IFNα) activity observed in the blood....
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    Development of a mitochondrial 12S rDNA analysis for distinguishing Sciuridae species with potential to transmit Ehrlichia and Borrelia species to feeding Amblyomma americanum (Acari: Ixodidae)
    February 19, 2012
    The authors used a new DNA identification technique to observe that Lone Star ticks in Missouri harbor DNA from both pathogenic bacteria (Ehrlichia and Borrelia) as well as from the species of squirre...
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    Epitope mapping of antibodies to VlsE protein of Borrelia burgdorferi in post-Lyme disease syndrome.
    February 19, 2011
    The immune response to B. burgdorferi infection includes the production of antibodies that recognize bacterial surface proteins, one of which is called VlsE. Proteins form complex three-dimensional sh...
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    Distinct cerebrospinal fluid proteomes differentiate post-treatment Lyme disease from chronic fatigue syndrome
    February 19, 2011
    Chronic fatigue syndrome patients and post-treatment Lyme disease patients share some similar neurological symptoms. This study showed that the protein profiles in cerebrospinal fluid from the two gro...
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    TLR-mediated B cell activation results in ectopic CLIP expression that promotes B cell-dependent inflammation.
    February 19, 2010
    In this article, the authors used a mouse model to study B cells, which when activated, produce antibodies and release inflammatory cytokines, or chemical messengers. They found that a protein called ...
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