Results 111 to 120 of about 54,233 (258)

Inflammatory and Immunological Basis of Periodontal Diseases

open access: yesJournal of Periodontal Research, EarlyView.
The periodontal lesion emerges as an evolving immunological battlefield, where host–microbiome interactions, dysregulated immune responses, fragile resolution mechanisms, and inflammophilic dysbiosis converge to shift the balance from homeostasis to unrestrained tissue destruction.
Giacomo Baima   +3 more
wiley   +1 more source

Properties of the amniotic membrane for potential use in tissue engineering [PDF]

open access: yes, 2008
An important component of tissue engineering (TE) is the supporting matrix upon which cells and tissues grow, also known as the scaffold. Scaffolds must easily integrate with host tissue and provide an excellent environment for cell growth and ...
Ahmadiani, A   +5 more
core   +1 more source

The Keystone‐Pathogen Hypothesis Updated: The Role of Porphyromonas gingivalis in Periodontitis

open access: yesJournal of Periodontal Research, EarlyView.
Porphyromonas gingivalis orchestrates a coordinated manipulation of immune and inflammatory responses in periodontal tissues which leads to the generation of a dysbiotic, subgingival biofilm community, and progression of periodontitis. The type 9 secretion system, lipid A modification, and the formation of outer membrane vesicles are important ...
Mike A. Curtis   +2 more
wiley   +1 more source

From venom peptides to neurotherapeutics: BmK defensins and short-chain peptides as modulators of ion channels

open access: yesFrontiers in Pharmacology
Scorpions, having inhabited the Earth long before the emergence of humans, represent an ancient lineage of arthropods. While often regarded with fear due to their potential to induce severe pain or fatal envenomation, scorpion venoms constitute complex ...
Yin Dong   +13 more
doaj   +1 more source

A Multifunctional β‐Defensin‐3 Mimetic Peptide Modulates Host–Biofilm Interactions and Reduces Bone Loss in Periodontitis

open access: yesJournal of Periodontal Research, EarlyView.
BDMP, a peptide that can penetrate cells and tissues, offering antimicrobial and anti‐inflammatory effects, has been identified as a potential new therapy for periodontitis. ABSTRACT Aim This study evaluated the potential of a beta‐defensin‐3 mimetic peptide (BDMP), a synthetic cell‐penetrating peptide with antimicrobial and immunomodulatory properties,
Beom Soo Jo   +13 more
wiley   +1 more source

Peptides as toxins/defensins [PDF]

open access: yesAmino Acids, 2010
Sao Paulo State Univ, UNESP, Inst Biosci Rio Claro, Dept Biol,Ctr Study Social Insects CEIS, BR-13506900 Rio Claro, SP ...
openaire   +3 more sources

Comprehensive and Comparative Transcriptional Profiling of the Cell Wall Stress Response in Bacillus subtilis

open access: yesMolecular Microbiology, EarlyView.
Transcriptional profiling of the primary cell envelope stress response (CESR) of Bacillus subtilis exposed to a range of cell wall‐targeting antimicrobials, combining RNAseq and high‐resolution tiling arrays. We revealed the complexity of the CESR, the contribution of extracytoplasmic function sigma factors (ECFs) and two‐component signal transduction ...
Qian Zhang   +12 more
wiley   +1 more source

Cellular immune response of Amblyomma sculptum and Amblyomma americanum to entomopathogenic fungi: Implications for biological tick control

open access: yesMedical and Veterinary Entomology, EarlyView.
Amblyomma sculptum showed a plasmatocyte‐dominant haemocyte profile. Beauveria bassiana increased plasmatocytes and reduced granulocytes, whereas Metarhizium robertsii did not cause significant changes. Amblyomma americanum showed a granulocyte‐dominant haemocyte profile. Beauveria bassiana reduced total haemocytes and granulocytes. B.
Cárita de Souza Ribeiro‐Silva   +7 more
wiley   +1 more source

Cyclophilin A‐mediated cis/trans isomerization modulates RIN4 to control intracellular rhizobial infection in legumes

open access: yesNew Phytologist, EarlyView.
Summary In most legume‐rhizobium symbioses, rhizobial colonization occurs through host‐derived intracellular infection threads, which enable rhizobial recruitment while presumably modulating the host immune system to prevent rejection. To investigate post‐translational regulation of immune responses during rhizobial infection, we focused on Cyclophilin
Takashi Goto   +8 more
wiley   +1 more source

Increased gene copy number of DEFA1/DEFA3 worsens sepsis by inducing endothelial pyroptosis. [PDF]

open access: yes, 2019
Sepsis claims an estimated 30 million episodes and 6 million deaths per year, and treatment options are rather limited. Human neutrophil peptides 1-3 (HNP1-3) are the most abundant neutrophil granule proteins but their neutrophil content varies because ...
Chen, QiXing   +12 more
core   +1 more source

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