Results 21 to 30 of about 296,685 (360)

Critical Role for Molecular Iron in Coxiella burnetii Replication and Viability

open access: yesmSphere, 2020
Coxiella burnetii, the causative agent of Query (Q) fever in humans, is a highly infectious obligate intracellular bacterium. Following uptake into a host cell, C. burnetii replicates within a phagolysosome-derived compartment referred to as the Coxiella-
Savannah E. Sanchez, Anders Omsland
doaj   +1 more source

Nicotinic Acid Catabolism Modulates Bacterial Mycophagy in Burkholderia gladioli Strain NGJ1

open access: yesMicrobiology Spectrum, 2023
Burkholderia gladioli strain NGJ1 exhibits mycophagous activity on a broad range of fungi, including Rhizoctonia solani, a devastating plant pathogen. Here, we demonstrate that the nicotinic acid (NA) catabolic pathway in NGJ1 is required for mycophagy ...
Joyati Das   +3 more
doaj   +1 more source

Detection of Salmonella spp. by Conventional Bacteriology and by Quantitative Polymerase-Chain Reaction in Commercial Egg Structures

open access: yesBrazilian Journal of Poultry Science, 2016
Conventional bacteriology techniques and quantitative polymerase-chain reaction (qPCR) were applied to the eggshell, albumen, and yolk of washed and unwashed commercial white and brown eggs, to detect Salmonella spp. Pooled samples of eggshells, albumen,
DMC Moraes   +7 more
doaj   +1 more source

Strong relationships between the Northern Territory of Australia and Timor-Leste [PDF]

open access: yesMicrobiology Australia, 2022
Strong, enduring partnerships exist between the Northern Territory and Timor-Leste, and in recent years collaborations have led to significant developments in health system capacity in Timor-Leste.
Joshua R. Francis   +11 more
doaj  

Validation of On-Farm Bacteriological Systems for Endometritis Diagnosis in Postpartum Dairy Cows

open access: yesAnimals, 2021
The objective of this study was to validate the accuracy of the results of on-farm bacteriological culture media (Tri-plate and Petrifilm) from endometrial samples compared with the ones from the diagnostic laboratory.
Nicolas Barbeau-Grégoire   +4 more
doaj   +1 more source

Upper Airway Findings and Markers of Lung Disease Progression in Patients with Cystic Fibrosis

open access: yesInternational Archives of Otorhinolaryngology, 2020
Introduction Cystic fibrosis (CF) is a genetic disease that limits the quality of life mainly due to respiratory symptoms. The relationship between findings of the upper airways and CF lung disease is not yet completely understood.
Luciane Mazzini Steffen   +4 more
doaj   +1 more source

Immunohistochemical and bacteriological investigations of mannheimia haemolytica in sheep bronchopneumonia [PDF]

open access: yesKafkas Universitesi Veteriner Fakültesi Dergisi, 2017
Mannheimia haemolytica infection is one of the most common etiologic agents of sheep pneumonia almost all over the world. Ovine pneumonic Mannheimiosis is characterized by severe fibrinous pleuropneumonia.
BEMANI E   +3 more
doaj   +1 more source

Semen Semenovich Zimnitsky’s contribution to the description of the clinic of infectious diseases, microbiology and immunology

open access: yesКардиоваскулярная терапия и профилактика, 2023
The early period of S. S. Zimnitsky scientific activity is characterized by a passion for microbiology, immunology and infectious diseases. Of great importance was the three-year work abroad with I. I. Mechnikov and R. Virkhov. S. S.
V. N. Oslopov   +6 more
doaj   +1 more source

Computing the motor torque of Escherichia coli [PDF]

open access: yesSoft Matter (2018) 14, 5955, 2018
The rotary motor of bacteria is a natural nano-technological marvel that enables cell locomotion by powering the rotation of semi-rigid helical flagellar filaments in fluid environments. It is well known that the motor operates essentially at constant torque in counter-clockwise direction but past work have reported a large range of values of this ...
arxiv   +1 more source

Type I-F CRISPR-Cas Distribution and Array Dynamics in Legionella pneumophila

open access: yesG3: Genes, Genomes, Genetics, 2020
In bacteria and archaea, several distinct types of CRISPR-Cas systems provide adaptive immunity through broadly similar mechanisms: short nucleic acid sequences derived from foreign DNA, known as spacers, engage in complementary base pairing with ...
Shayna R. Deecker   +1 more
doaj   +1 more source

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