Vector-borne Rickettsia Pathogens by Yuexun Tian, Phillip E. Kaufman, Cynthia C. Lord

Subjects: “…Rickettsia…”
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Wolbachia, Spiroplasma, and Rickettsia symbiotic bacteria in aphids (Aphidoidea) by D. A. Romanov, I. A. Zakharov, E. V. Shaikevich

“…The aim of the work was to determine the occurrence and genetic diversity of Wolbachia, Spiroplasma and Rickettsia symbionts in aphids collected in 2018–2019 in Moscow. …”
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First molecular diagnosis of the human pathogen Rickettsia raoultii and other spotted fever group rickettsiae in Sudanese ixodid ticks from domestic ruminants by Nagwa Eisawi, Jabbar Ahmed, Mohammed A. Bakheit, Dina A. Hassan, Mohammed O. Hussien, Abdel Rahim M. El Hussein

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Presence of Rickettsia Species in a Marginalized Area of Yucatan, Mexico by Gaspar Peniche-Lara, Bertha Jimenez-Delgadillo, Claudia Munoz-Zanzi, María Cárdenas-Marrufo, Carlos Pérez-Osorio, Juan Arias-León

“…Ectoparasite species such as Rhipicephalus sanguineus and Amblyomma mixtum have been identified as Rickettsia vectors in Yucatan by studies focused on the wild animal population in rural areas. …”
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Orientia, Rickettsia, and the microbiome in rodent attached chiggers in North Carolina, USA. by Elise A Richardson, Reuben Garshong, Kaiying Chen, Dac Crossley, Bryan S Mclean, Gideon Wasserberg, Charles S Apperson, R Michael Roe, Loganathan Ponnusamy

“…Sequences derived from potential pathogens within the genera Orientia and Rickettsia were also detected. Our findings provide the first insights into the ecology of chigger microbiomes in the US. …”
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Seroprevalence against Rickettsia and Borrelia Species in Patients with Uveitis: A Prospective Survey by Kim B. Madsen, Katarina Wallménius, Åke Fridman, Carl Påhlson, Kenneth Nilsson

“…Seven patients (14.6%) showed seroconversion to Rickettsia spp. between acute and convalescent phase sera, which provides support for a positive Rickettsia diagnosis according to guidelines. …”
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Coinfection with Rickettsia helvetica and Herpes Simplex Virus 2 in a Young Woman with Meningoencephalitis by Kenneth Nilsson, Katarina Wallménius, Carl Påhlson

“…Further investigation in an ongoing project, using PCR and sequencing of the amplified products, showed the presence of Rickettsia helvetica in the cerebrospinal fluid. The bacteria were also isolated in Vero cell culture, and microimmunofluorescence confirmed the development of antibodies against Rickettsia spp. with predominance of IgM reactivity consistent with recent infection. …”
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Core-genome guided novel therapeutic targets identification and chimeric vaccine designing against Rickettsia rickettsii by Fizza Arshad, Asifa Sarfraz, Muhammad Shehroz, Umar Nishan, Asia Perveen, Riaz Ullah, Mohamed A. Ibrahim, Mohibullah Shah

“…Abstract Rocky Mountain Spotted Fever, caused by the gram-negative intracellular bacteria Rickettsia rickettsii, is a serious tick-borne infection with a fatality rate of 20–30%, if not treated. …”
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Experimental infection of wild boars (Sus scrofa) with Rickettsia rickettsii and evaluation of the transmission potential to Amblyomma sculptum ticks by Lucianne Cardoso Neves, Lina de Campos Binder, Warley Vieira de Freitas Paula, Nicolas Jalowitzki de Lima, Ennya Rafaella Neves Cardoso, Rayane Almeida Santos, Raphaela Bueno Mendes Bittencourt, Gracielle Teles Pádua, Gabriel Cândido dos Santos, Mariana Avelar Tavares, Maria Carolina de Azevedo Serpa, Adriano Pinter, Artur Luiz de Almeida Felicio, Marcelo B. Labruna, Felipe da Silva Krawczak

“…Abstract Background Brazilian spotted fever is a tick-borne disease caused by the bacterium Rickettsia rickettsii, whose main vector in Brazil is the tick Amblyomma sculptum. …”
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The first direct detection of spotted fever group Rickettsia spp. diversity in ticks from Ningxia, northwestern China by Wen-Jie Zhu, Run-Ze Ye, Di Tian, Ning Wang, Wan-Ying Gao, Bai-Hui Wang, Zhe-Tao Lin, Ya-Ting Liu, Yi-Fei Wang, Dai-Yun Zhu, Yi Sun, Xiao-Yu Shi, Wen-Qiang Shi, Na Jia, Jia-Fu Jiang, Xiao-Ming Cui, Zhi-Hong Liu, Wu-Chun Cao

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The Rickettsia actin-based motility effectors RickA and Sca2 contribute differently to cell-to-cell spread and pathogenicity by Cuong J. Tran, Zahra Zubair-Nizami, Ingeborg M. Langohr, Matthew D. Welch

Subjects: “…Rickettsia…”
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Molecular identification and antibiotic clearance of Mycoplasma arginini and Mycoplasma orale from cell cultures infected with Rickettsia or Ehrlichia species by Michelle E. J. Allerdice, Savannah L. Shooter, Maria F. B. M. Galletti, Joy A. Hecht, Sandor E. Karpathy, Christopher D. Paddock

Subjects: “…Rickettsia…”
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Seasonal and Gender Differences in Presence of Rickettsia felis and Blood meals Provide Additional Evidence of a Vector Role for Mosquitoes by Jilei Zhang, Guangwu Lu, Patrick John Kelly, Chengming Wang

“…Rickettsia felis belongs to spotted fever group Rickettsia and is an emerging human pathogen most commonly transmitted by a range of fleas and ticks. …”
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Diagnosis of a Rare Rickettsia felis Infection Complicated with Unusual Pericardial Effusion and Cardiac Tamponade Using an mNGS Test by Tien-Lung Po, Chien-Hsien Huang, Chia-Hsun Lin, Huei-Fong Hung

“…At present, the immunofluorescence assay is the prevailing diagnostic method for suspected rickettsioses that enables the detection of specific antibodies against rickettsia in human serum. Herein, we present an exceptional instance of rickettsial infection that was characterized by a rare manifestation of extensive pericardial effusion leading to dyspnea and cardiac tamponade. …”
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Spotted fever group rickettsiae in black rats, pets, and humans in Zungarococha community, A rural area in the surroundings of Iquitos, Peru by Cusi Ferradas, Guillermo Salvatierra, David Payahuanca, Winnie Contreras, Andrés M. López-Pérez, Therangika A. Hangawatte, Diana León, Bruno M. Ghersi, Ricardo Gamboa, Katia Manzanares Villanueva, Viviana Pinedo-Cancino, Risa Pesapane, Gabriela Salmón-Mulanovich, Andrés G. Lescano, Janet Foley

Subjects: “…Rickettsia spp., Black rats…”
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Molecular Detection of <i>Rickettsia</i> spp. and Other Tick-Borne Pathogens in Ticks from a Nature Reserve: Implications for Zoonotic Transmission by Santina Di Bella, Valeria Blanda, Silvia Scibetta, Ilenia Giacchino, Antonino Gentile, Giuseppina Chiarenza, Vincenza Cannella, Giovanni Provinzano, Francesca Grippi, Annalisa Guercio

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Prediction of potential drug targets and key inhibitors (ZINC67974679, ZINC67982856, and ZINC05668040) against Rickettsia felis using integrated computational approaches by Sudais Rahman, Hsien Liu, Mohibuallah Shah, Mashal M. Almutairi, Iram Liaqat, Tetsuya Tanaka, Chien-Chin Chen, Chien-Chin Chen, Chien-Chin Chen, Chien-Chin Chen, Abdulaziz Alouffi, Abid Ali

Subjects: “…Rickettsia felis…”
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Bacterial diversity impacts as a result of combined sewer overflow in a polluted waterway by O. Calderon, H. Porter-Morgan, J. Jacob, W. Elkins

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Influence of endosymbionts on the reproductive fitness of the tick Ornithodoros moubata by Taraveau, Florian, Pollet, Thomas, Duhayon, Maxime, Gardès, Laëtitia, Jourdan-Pineau, Hélène

Subjects: “…Soft tick; Ornithodoros; microbiota; antibiotic treatment; Francisella-like endosymbiont; Rickettsia…”
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Ticks and Tick-Borne Pathogens in Wild Animals and Birds from Two Rehabilitation Facilities in Greece by Dimitrios Vourvidis, Georgia Tzouganatou, Sokratis Perdikaris, Evangelia Kofidou, Beatriz Martinez-Gonzalez, Mary Emmanouil, Emmanouil Papadogiannakis, Anastasia Komnenou, Emmanouil Angelakis

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