Results 81 to 90 of about 5,812 (161)

Diverse Microbial Communities Assemble on Both Recalcitrant and Labile Carbon Sources

open access: yesEnvironmental Microbiology, Volume 28, Issue 7, July 2026.
Taxonomically and functionally distinct communities assemble on cellulose and its monomer, glucose. Although single carbon sources were provided, high and comparable diversity was maintained in both environments, supported by extensive cross‐feeding and scavenging. However, glucose supported higher biomass than cellulose and selected generalists, while
Kaumudi H. Prabhakara   +4 more
wiley   +1 more source

Immunoglobulin A antibodies to pertussis toxin and filamentous hemagglutinin in saliva from patients with pertussis [PDF]

open access: yesJournal of Clinical Microbiology, 1990
Immunoglobulin A (IgA) antibodies against pertussis toxin (PT) and filamentous hemagglutinin (FHA) in 181 saliva samples obtained during various stages of pertussis from 112 patients were determined. Saliva samples obtained within 5 days after the onset of symptoms did not have detectable IgA antibodies against either of the two antigens.
G, Zackrisson   +3 more
openaire   +2 more sources

An N‐acetyltransferase‐MAPK fusion protein modulates developmental reprogramming in Physcomitrium patens

open access: yesNew Phytologist, Volume 251, Issue 1, Page 321-339, July 2026.
Summary We discovered a previously uncharacterized moss‐specific protein, Rosetta NATD‐MAPK 1 (RAK1) in Physcomitrium patens, which uniquely integrates MAP kinase (MAPK)‐dependent signaling with N‐acetyltransferase activity. Through phenotypical and biochemical analyses, we characterized RAK1 function in the regulation of the 2D‐to‐3D growth transition.
Cloe de Luxán‐Hernández   +17 more
wiley   +1 more source

RNF213 Is an Interferon‐Stimulated Gene That Targets Influenza A Virus NP and Activates MDA5 to Restrict Infection

open access: yesAdvanced Science, Volume 13, Issue 31, 4 June 2026.
RNF213 is characterized as a dual‐functional antiviral effector. It directly mediates the degradation of the influenza A virus nucleoprotein (NP) while simultaneously activating the MDA5‐mediated innate immune signaling pathway. This coordinated response establishes a powerful host defense system against viral infection. ABSTRACT Influenza A virus (IAV)
Haoning Li   +5 more
wiley   +1 more source

Bordetella pertussis infection or vaccination substantially protects mice against B. bronchiseptica infection.

open access: yesPLoS ONE, 2009
Although B. bronchiseptica efficiently infects a wide range of mammalian hosts and efficiently spreads among them, it is rarely observed in humans. In contrast to the many other hosts of B.
Elizabeth M Goebel   +2 more
doaj   +1 more source

Host Factor Induced Bacterial Extracellular Vesicles Promote Horizontal Gene Transfer in Vibrio cholerae

open access: yesJournal of Extracellular Vesicles, Volume 15, Issue 5, May 2026.
Antimicrobial stressors, that is, bile or mitomycin C, induce enlarged, nucleic acid‐rich bacterial extracellular vesicles in Vibrio cholerae that facilitate horizontal gene transfer in vitro and during intestinal colonisation. The findings provide a detailed comparison of control versus stress‐induced vesicles, identify bile as a host factor shaping ...
Dominik Fleischhacker   +6 more
wiley   +1 more source

Bordetella pertussis antigens encapsulated into N-trimethyl chitosan nanoparticulate systems as a novel intranasal pertussis vaccine

open access: yesArtificial Cells, Nanomedicine, and Biotechnology, 2019
The mucosal immune system serves as the first line of defense against Bordetella pertussis. Intranasal vaccination, due to its potential to induce systemic and mucosal immune responses, appears to prevent the initial adherence and colonization of the ...
Hamid Najminejad   +8 more
doaj   +1 more source

Identification and regulation of expression of a gene encoding a filamentous hemagglutinin-related protein in Bordetella holmesii

open access: yesBMC Microbiology, 2007
Background Bordetella holmesii is a human pathogen closely related to B. pertussis, the etiological agent of whooping cough. It is able to cause disease in immunocompromised patients, but also whooping cough-like symptoms in otherwise healthy individuals.
Gross Roy   +3 more
doaj   +1 more source

Evaluation of inactivated Bordetella pertussis as a delivery system for the immunization of mice with Pneumococcal Surface Antigen A.

open access: yesPLoS ONE, 2020
Pneumococcal Surface Protein A (PspA) has been successfully tested as vaccine candidate against Streptococcus pneumoniae infections. Vaccines able to induce PspA-specific antibodies and Th1 cytokines usually provide protection in mice. We have shown that
Julia T Castro   +10 more
doaj   +1 more source

Filamentous Hemagglutinin of Bordetella pertussis [PDF]

open access: yesJournal of Molecular Biology, 1994
A.M. Makhov   +8 more
openaire   +1 more source

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