Results 41 to 50 of about 2,917 (175)

Nontypeable Haemophilus influenzae genetic islands associated with chronic pulmonary infection. [PDF]

open access: yesPLoS ONE, 2012
BackgroundHaemophilus influenzae (Hi) colonizes the human respiratory tract and is an important pathogen associated with chronic obstructive pulmonary disease (COPD).
Lixin Zhang   +10 more
doaj   +1 more source

Research on the Mechanism of Natural Products Acting on Chronic Obstructive Pulmonary Disease

open access: yesFood Science &Nutrition, Volume 14, Issue 7, July 2026.
This figure illustrates that approximately 80 natural compounds exert therapeutic effects against chronic obstructive pulmonary disease by targeting pathological mechanisms such as airway inflammation, oxidative stress, airway remodeling, mucus hypersecretion, emphysema, protease–antiprotease imbalance, apoptosis, and autophagy.
Shuna Wei, Xiaoju Liu
wiley   +1 more source

Molecular tools for differentiation of nontypeable Haemophilus influenzae from Haemophilus haemolyticus

open access: yesFrontiers in Microbiology, 2014
Nontypeable Haemophilus influenzae (NTHi) and Haemophilus haemolyticus are closely related bacteria that reside in the upper respiratory tract. NTHi is associated with respiratory tract infections that frequently result in antibiotic prescription whilst ...
Janessa ePickering   +4 more
doaj   +1 more source

The DmsABC Sulfoxide Reductase Supports Virulence in Non-typeable Haemophilus influenzae

open access: yesFrontiers in Microbiology, 2021
Although molybdenum-containing enzymes are well-established as having a key role in bacterial respiration, it is increasingly recognized that some may also support bacterial virulence.
Rabeb Dhouib   +8 more
doaj   +1 more source

VapC-1 of Nontypeable Haemophilus influenzae Is a Ribonuclease [PDF]

open access: yesJournal of Bacteriology, 2007
ABSTRACT Nontypeable Haemophilus influenzae (NTHi) organisms are obligate parasites of the human upper respiratory tract that can exist as commensals or pathogens. Toxin-antitoxin (TA) loci are highly conserved gene pairs that encode both a toxin and antitoxin moiety.
Daines, Dayle A   +2 more
openaire   +3 more sources

Acetate‐Linked Energy Metabolism as a Determinant of Early Haemophilus influenzae Infection Fitness

open access: yesMicrobiologyOpen, Volume 15, Issue 3, June 2026.
The Pta–AckA pathway is critical for Haemophilus influenzae energy generation, metabolic homeostasis, stress resistance, and intracellular colonization, highlighting its potential as a target for management of H. influenzae infections.
Marufa Nasreen   +8 more
wiley   +1 more source

Detection of Diagnostic Antibodies in Immune‐Mediated Diseases: A Focus on Antigens and Technologies

open access: yesChemBioChem, Volume 27, Issue 9, 14 May 2026.
This review explores autoantibody detection in immune‐mediated diseases, highlighting autoantigens including post‐translational modifications. We compared enzyme‐linked immunosorbent assay and indirect immunofluorescence with automated chemiluminescence platforms.
Silvia Bracci   +5 more
wiley   +1 more source

Epithelial immune activation and intracellular invasion by non-typeable Haemophilus influenzae

open access: yesFrontiers in Cellular and Infection Microbiology, 2023
Type-2 low asthma affects 30-50% of people with severe asthma and includes a phenotype characterized by sputum neutrophilia and resistance to corticosteroids. Airways inflammation in type-2 low asthma or COPD is potentially driven by persistent bacterial
Mary A. Brown   +6 more
doaj   +1 more source

Biofilm Associated Persistence and Drug Tolerance in Mycobacteria Within Host Microenvironments

open access: yesAPMIS, Volume 134, Issue 3, March 2026.
ABSTRACT Biofilms formed by mycobacteria, particularly Mycobacterium tuberculosis (Mtb), represent a major challenge in tuberculosis (TB) treatment due to their highly organized structure and their capacity to induce phenotypic drug tolerance. These three‐dimensional bacterial aggregates are embedded in a self‐produced extracellular matrix that ...
Lourdes Serrano Garcia   +3 more
wiley   +1 more source

Epidemiology of Invasive Haemophilus influenzae Disease, Europe, 2007–2014

open access: yesEmerging Infectious Diseases, 2017
We describe the epidemiology of invasive Haemophilus influenzae disease during 2007–2014 in 12 European countries and assess overall H. influenzae disease trends by serotype and patient age. Mean annual notification rate was 0.6 cases/100,000 population,
Robert Whittaker   +5 more
doaj   +1 more source

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