Results 41 to 50 of about 13,364 (147)

Typhus Fever – Rickettsia prowazekii [PDF]

open access: yes, 2004
Epidemic typhus results from infection by Rickettsia prowazekii, a Gram negative, obligate intracellular bacterium. At least two strains can be distinguished by genetic analysis.

core  

Typhus Group Rickettsiosis, Germany, 2010–2017

open access: yesEmerging Infectious Diseases, 2018
Typhus group rickettsiosis is caused by the vectorborne bacteria Rickettsia typhi and R. prowazekii. R. typhi, which causes murine typhus, the less severe endemic form of typhus, is transmitted by fleas; R.
Jessica Rauch   +6 more
doaj   +1 more source

Mitochondrial Dysfunction in Ehrlichia canis Infection

open access: yesTransboundary and Emerging Diseases, Volume 2026, Issue 1, 2026.
Transmitted by tick vectors, Ehrlichia canis (E. canis) is a Gram‐negative, obligate intracellular bacterium of zoonotic concern that infects both canine and human hosts. Its pathogenesis centers on the targeting of mononuclear phagocytes, where it establishes an intracellular niche by suppressing phagolysosomal fusion and evading immune detection ...
Xishuai Tong   +14 more
wiley   +1 more source

Rickettsiales and rickettsial diseases in Australia [PDF]

open access: yes, 2010
Currently, there are 12 known Rickettsiales species in Australia. However research into the diversity and range of these agents in Australia is still far from complete.
Izzard, Leonard
core  

Drug Design and Delivery for Intracellular Bacteria: Emerging Paradigms

open access: yesDrug Development Research, Volume 86, Issue 8, December 2025.
ABSTRACT Intracellular bacteria exploit host cell niches, such as lysosomes, phagosomes, cytosol, entire cells, and even erythrocytes, to evade immune clearance and escape conventional antibiotics. These environments pose numerous therapeutic challenges, including crossing host cell membranes, navigating endosomal trafficking, tolerating acidic and ...
Babatunde Ibrahim Olowu   +5 more
wiley   +1 more source

Luminal Phospholipase D Attacks Bacterial Membranes in Dictyostelium discoideum Phagosomes

open access: yesMolecular Microbiology, Volume 124, Issue 1, Page 54-65, July 2025.
This study shows that PldX, a luminal Phospholipase D, is necessary for the efficient destruction of ingested Klebsiella pneumoniae bacteria in Dictyostelium discoideum phagosomes. PldX and the AlyL lysozyme together attack the bacterial membrane and permeabilize it. To date, the molecular substrate of PldX remains to be determined. ABSTRACT Phagocytic
Otmane Lamrabet   +6 more
wiley   +1 more source

Evolution of the Neopsylla hongyangensis Mitogenome: Insights Into the Mitogenomic Evolution of the Orders Siphonaptera and the Phthiraptera

open access: yesEcology and Evolution, Volume 15, Issue 3, March 2025.
The Neopsylla hongyangensis is an important medical insect that transmits plague. We sequenced the mitogenome of N. hongyangensis and constructed a phylogenetic tree for the order Siphonaptera. In addition, we explored the mitogenomic evolution of the orders Siphonaptera and Phthiraptera, which both belong to the class Insects, on warm‐blooded animals ...
Xiaoxia Lin, Ju Pu, Wenge Dong
wiley   +1 more source

Diversity of Parasitic Fauna in Semi‐Scavenging Indigenous Chickens (Gallus gallus domesticus) in Bangladesh

open access: yesVeterinary Medicine and Science, Volume 11, Issue 1, January 2025.
GI helminth and lice are highly prevalent in indigenous semi‐scavenging chickens. Seven species of helminths were detected, and Raillietina was predominant. Three species of lice were identified and Menopon gallinae was most abundant. Co‐infection was observed in helminth infections and lice infestation.
Kausar‐A‐Noor   +5 more
wiley   +1 more source

Hemocytes from Pediculus humanus humanus are hosts for human bacterial pathogens.

open access: yesFrontiers in Cellular and Infection Microbiology, 2015
Pediculus humanus humanus is an human ectoparasite which represents a serious public health threat because it is vector for pathogenic bacteria. It is important to understand and identify where bacteria reside in human body lice to define new strategies ...
Eric eGhigo
doaj   +1 more source

Which Way In? The RalF Arf-GEF Orchestrates Rickettsia Host Cell Invasion. [PDF]

open access: yesPLoS Pathogens, 2015
Bacterial Sec7-domain-containing proteins (RalF) are known only from species of Legionella and Rickettsia, which have facultative and obligate intracellular lifestyles, respectively. L.
Kristen E Rennoll-Bankert   +7 more
doaj   +1 more source

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