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Molecular Detection of Anaplasma, Bartonella, and Borrelia theileri in Raccoon Dogs (Nyctereutes procyonoides) in Korea.

Anaplasmosis, cat-scratch disease, and Lyme disease are emerging vector-borne infectious diseases in Korea. Although the prevalence of vector-borne pathogens (VBPs) in domestic animals and vector arthropods has been documented, there is limited information on the presence of VBPs in wild animals. The raccoon dog (Nyctereutes procyonoides), a wild canid found in East Asia and Europe, represents a potential wildlife reservoir for zoonotic diseases. To investigate the prevalence of VBPs in raccoon dogs, 142 carcasses and 51 blood samples from captured raccoon dogs were collected from 2003 to 2010…

Integrated Control of Nymphal Ixodes scapularis: Effectiveness of White-Tailed Deer Reduction, the Entomopathogenic Fungus Metarhizium anisopliae, and Fipronil-Based Rodent Bait Boxes.

Pathogens transmitted by ticks are the leading cause of arthropod-associated human diseases in the United States and managing the risk of exposure to potentially infected ticks is of vital public health importance. A 3-year integrated tick management program to control blacklegged ticks, Ixodes scapularis, the primary vector for the pathogenic agents of Lyme disease, human anaplasmosis, and babesiosis, was implemented in the town of Redding in southwestern Connecticut beginning in 2013. Combinations of white-tailed deer, Odocoileus virginianus, reduction, area application of the entomopathogen…

Pharmacological characterization of a tyramine receptor from the southern cattle tick, Rhipicephalus (Boophilus) microplus.

The southern cattle tick (Rhipicephalus (Boophilus) microplus) is a hematophagous external parasite that vectors the causative agents of bovine babesiosis or cattle tick fever, Babesia bovis and B. bigemina, and anaplasmosis, Anaplasma marginale. The southern cattle tick is a threat to the livestock industry in many locations throughout the world. Control methods include the use of chemical acaricides including amitraz, a formamidine insecticide, which is proposed to activate octopamine receptors. Previous studies have identified a putative octopamine receptor from the southern cattle tick in …

Доказательства заражения анаплазмы фагоцитофилом и бурдорфери у кошек, после того, как они подверглись воздействию дикопохитимых взрослых иксодов.

Кошки заражаются Anaplasma fhagocytophilum и Borrelia burdorferi, когда они подвергаются инфицированию иксодами (чернононоглазые клещи). Цель нашего исследования состояла в том, чтобы дать диким ученым I. лопатарису возможность прокормить здоровых кошек (n = 4) и временно оценить ДНК А. фагоцитофильма в крови с помощью анализа цепной реакции полимеразы (ПКР), а также антителной реакции на пептид B. burgdorferi C6, на A. фагоцитофильум P44 peptide и на роман A. фагоцитофилума (P44-4). До того, как я заразился скапулами, все кошки были отрицательными по отношению к антителам обоих организмов на

Совпадение в аннотации оригинала
Cats are infected by Anaplasma phagocytophilum and Borrelia burgdorferi when exposed to infected Ixodes scapularis (black-legged ticks). The … cats. The results suggest that a PCR assay should be considered in acutely ill cats with suspected anaplasmosis that are seronegative.

Are patients with erythema migrans who have leukopenia and/or thrombocytopenia coinfected with Anaplasma phagocytophilum or tick-borne encephalitis virus?

Lyme borreliosis (LB), tick-borne encephalitis (TBE) and human granulocytic anaplasmosis (HGA) are endemic in central part of Slovenia. We tested the hypothesis that patients with erythema migrans (EM) from this region, who have leukopenia and/or thrombocytopenia (typical findings in HGA and in the initial phase of TBE but not in patients with LB) are coinfected with Anaplasma phagocytophilum and/or with TBE virus, i.e. that cytopenia is a result of concomitant HGA or the initial phase of TBE. Comparison of clinical and laboratory findings for 67 patients with EM who disclosed leukopenia/throm…

First report of Anaplasma phagocytophilum and Babesia microti in rodents in Finland.

Tick-borne diseases pose an increasingly important public health problem in Europe. Rodents are the reservoir host for many tick-transmitted pathogens, including Anaplasma phagocytophilum and Babesia microti, which can cause human granulocytic anaplasmosis and babesiosis, respectively. To estimate the presence of these pathogens in rodents in Finland, we examined blood samples from 151 bank voles (Myodes glareolus) and demonstrate, for the first time, that A. phagocytophilum and B. microti commonly infect bank voles (in 22% and 40% of animals, respectively) in Finland. Sequence analysis of a f…

Proteomics informed by transcriptomics identifies novel secreted proteins in Dermacentor andersoni saliva.

Dermacentor andersoni, known as the Rocky Mountain wood tick, is found in the western United States and transmits pathogens that cause diseases of veterinary and public health importance including Rocky Mountain spotted fever, tularemia, Colorado tick fever and bovine anaplasmosis. Tick saliva is known to modulate both innate and acquired immune responses, enabling ticks to feed for several days without detection. During feeding ticks subvert host defences such as hemostasis and inflammation, which would otherwise result in coagulation, wound repair and rejection of the tick. Molecular charact…

Diagnostic methods used to monitor an outbreak of babesiosis (Babesia bovis) in a herd of feral cattle in New Caledonia.

BACKGROUND: In December 2007, Babesia bovis was introduced to New Caledonia through the importation of cattle vaccinated with a live tick fever (babesiosis and anaplasmosis) vaccine. Medical measures, acaricide and antiprotozoal treatments, and quarantine restrictions were implemented with success on all the farms involved, but the disease spread to one of the neighbouring properties where feral cattle were present. To circumscribe and eliminate this outbreak, the authorities decided to slaughter all animals on the neighbouring property. OBJECTIVES: To monitor the spread of babesiosis in naïv…

[En route in Switzerland - tick-borne and hantavirus infections].

Tick-borne infections are endemic in Switzerland with borreliosis being the most frequent one, followed by the vaccine-preventable tick-borne encephalitis and more rarely by anaplasmosis, rickettsioses and babesiosis. Short characteristics of these infections are presented. The main preventive measures for stays in endemic regions include not leaving forest tracks and wearing closely fitted clothes and shoes, impregnated with an insecticide. Following at-risk activities, clothes as well as the body should be searched for ticks and they have to be removed using a tick removing tool. The body ar…

Anaplasma phagocytophilum-infected neutrophils enhance transmigration of Borrelia burgdorferi across the human blood brain barrier in vitro.

The manifestations of Lyme disease, caused by Ixodes spp. tick-transmitted Borrelia burgdorferi, range from skin infection to bloodstream invasion into the heart, joints and nervous system. The febrile infection human granulocytic anaplasmosis is caused by a neutrophilic rickettsia called Anaplasma phagocytophilum, also transmitted by Ixodes ticks. Previous studies suggest that co-infection with A. phagocytophilum contributes to increased spirochetal loads and severity of Lyme disease. However, a common link between these tick-transmitted pathogens is dissemination into blood or tissues throug…

Serological survey of Babesia bovis and Anaplasma marginale in cattle in Tete Province, Mozambique.

A serological survey of bovine babesiosis and anaplasmosis in communal cattle was conducted in the northwestern province of Tete, Mozambique. Blood was collected from cattle ranging from 4 to 15 months old from randomly selected farms from six districts. Thirty-nine per cent of all 478 calves tested in Tete Province were seropositive to the ELISA for Babesia bovis antibodies and 63% of all calves were seropositive in the card agglutination test for Anaplasma marginale. Seroprevalence of B. bovis ranged from 22.8% in Tete City District to 48.1% in Angonia District. For A. marginale, it ranged f…

Future perspectives on veterinary hemoparasite research in the tropics at the start of this century.

This paper has two main objectives: (1) to promote discussion about the future of veterinary hemoparasite research at the start of the twent … financial support and efforts for research especially on hemoparasitic diseases (i.e., babesiosis, anaplasmosis, cowdriosis, ehrlichiosis, and trypanosomosis), in particular to apply biotechnology techniques to those animal diseases; and (3) to grant a better role to studies on veterinary and medical parasitology in universities of the Americas and Europe, si …

Stomoxys calcitrans as a potential mechanical vector of Anaplasma phagocytophilum: assessment through original ex vivo feeding models.

Granulocytic anaplasmosis is a zoonotic disease that affects various domestic mammals (dogs, horses, and, more rarely, cats). In ruminants, it is better known as tick-borne fever (TBF) and is responsible for significant economic losses on European livestock farms, mainly due to a drop in milk production, abortions, and immunosuppression, which can lead to secondary infections. The disease is caused by the strictly intracellular bacterium Anaplasma phagocytophilum, whose biological vectors are ticks of the genus Ixodes. Other blood-feeding arthropods may be involved in transmitting this bacteri…

Abortive diseases in horses and donkeys in Algeria: a systematic review.

Equine abortions can result from both infectious and non-infectious causes and pose significant economic losses to the global equine industr … was identified in 0.85% of horses and was absent in donkeys. In horses, the prevalence of Q fever, anaplasmosis, and borreliosis was 9.89%, 22.65%, and 18.3%, respectively. The prevalence of Equine Herpesvirus (EHV) ranged from 2.0% to 90%, while Equine Viral Arteritis (EVA) was detected in 7.46% of cases. Trypanosomiasis, toxoplasmosis, and piroplasmosis wer …

Prevalence and genetic diversity of Anaplasma phagocytophilum in wild small mammals from western Yunnan province, China.

Anaplasma phagocytophilum (A. phagocytophilum) is an emerging zoonotic pathogen causing human granulocytic anaplasmosis, linked to small mammal reservoirs that harbor various zoonotic pathogens, underscoring their importance in public health and ecology. This study seeks to determine the prevalence of A. phagocytophilum in small mammals using PCR, then sequence and genotype positive samples, and assess infection risk factors. Small mammals were seasonally captured and a nested polymerase chain reaction (nested-PCR) was conducted targeting the 16S rRNA gene on spleen samples to detect A. phagoc…

Validation of stable reference genes in peripheral blood mononuclear cells for expression studies involving vector-borne haemoparasitic diseases in bovines.

Normalization of gene expression data using appropriate reference genes is critical to diminish any technical bias in an experiment involving quantitative real-time PCR (qPCR). To the best of our knowledge, this is the first report offering a systematic assessment of 14 potential reference genes (RPLP0, ACTB, RPS28, YWHAZ, SDHA, PPIA, RPS9, RPS15, UXT, GAPDH, B2M, BACH1, HMBS, and PPIB) for the identification of the most stable normalizers for qPCR of target genes in peripheral blood mononuclear cells (PBMCs) of bovines for vector-borne haemoparasitic diseases such as anaplasmosis, babesiosis,…

Evaluation of synergism in essential oils against the cattle tick Rhipicephalus microplus in Burkina Faso.

The cattle tick Rhipicephalus microplus affects animal production economically by reducing weight gain and milk production and causing diseases, such as babesiosis and anaplasmosis. Using synthetic acaricides to reduce their incidence has caused the emergence of resistant tick populations. The present study aimed to assess the in vitro acaricidal activity of combinations of essential oils (EOs) from Ocimum americanum, Ocimum gratissimum, and Lippia multiflora against R. microplus larvae. In fact, numerous biological properties have been reported on EOs from these three plants, including acaric…

Hematological analysis of naturally infecting blood parasites in dogs.

BACKGROUND AND AIM: Blood parasite infections such as anaplasmosis, babesiosis, and ehrlichiosis are commonly found in domestic dogs, which adversely influence their health. Many dogs are infected with multiple blood parasites that cause more severe diseases than a single infection. This study aimed to investigate the effect of multiple blood parasite infections on the hematological profiles of dogs at a shelter in Southern Thailand. MATERIALS AND METHODS: The blood samples from 122 dogs were collected to assess the hematology profiles of uninfected, single-infected, and multiple blood parasi…

Current and Future Molecular Diagnostics of Tick-Borne Diseases in Cattle.

Ticks and tick-borne diseases such as babesiosis, anaplasmosis, ehrlichiosis, Lyme disease, Crimean Congo hemorrhagic fever, and Rocky Mountain spotted fever pose a significant threat to animal and human health. Tick-borne diseases cause billions of dollars of losses to livestock farmers annually. These losses are partially attributed to the lack of sensitive, robust, cost effective and efficient diagnostic approaches that could detect the infectious pathogen at the early stages of illness. The modern nucleic acid-based multiplex diagnostic approaches have been developed in human medicine but …

Statewide Passive Surveillance of Ixodes scapularis and Associated Pathogens in Maine.

The blacklegged tick, Ixodes scapularis, is the primary vector of multiple human pathogens, including the causative agents of Lyme disease, anaplasmosis, and babesiosis. Both I. scapularis and its associated pathogens have expanded their geographic range throughout the northeastern Unites States and into northern New England. Through this study, we present an updated distribution of I. scapularis in Maine and report the first statewide passive surveillance infection and coinfection prevalence of Borrelia burgdorferi, Anaplasma phagocytophilum, and Babesia microti within the state's I. scapular…