Results 71 to 80 of about 16,226 (208)

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

Multifunctional Roles of Human Cathelicidin (LL-37) at the Ocular Surface

open access: yesInvestigative Opthalmology & Visual Science, 2006
The goals of this study were to examine the expression of the antimicrobial peptide LL-37 in the corneal epithelium during wound healing and to investigate whether LL-37 stimulates human corneal epithelial cell (HCEC) migration, proliferation, and cytokine production.Expression of LL-37 was determined by RT-PCR and immunostaining in tissue sections and
Ling C, Huang   +4 more
openaire   +2 more sources

Antimicrobial peptide LL-37 disrupts plasma membrane and calcium homeostasis in Candida albicans via the Rim101 pathway

open access: yesMicrobiology Spectrum, 2023
Antimicrobial peptides play an important role in human innate defense against microbial pathogens. LL-37 is the only member of the human cathelicidin family of antimicrobial peptides.
Sheng-Yuan Chen   +2 more
doaj   +1 more source

Identifying the Critical Domain of LL-37 Involved in Mediating Neutrophil Activation in the Presence of Influenza Virus: Functional and Structural Analysis. [PDF]

open access: yesPLoS ONE, 2015
The human cathelicidin LL-37 has been shown to play a role in host defense against influenza A viruses (IAV) through direct antiviral effects and through modulating inflammatory responses to infection.
Shweta Tripathi   +5 more
doaj   +1 more source

The collectin SP-A and its trimeric recombinant fragment protect alveolar epithelial cells from the cytotoxic and proinflammatory effects of human cathelicidin in vitro

open access: yesFrontiers in Immunology, 2022
Human cathelicidin (LL-37) is a defense peptide with antimicrobial activity against various pathogens. However, LL-37 can also trigger tissue injury by binding to host cell membranes.
Lidia de Tapia   +4 more
doaj   +1 more source

Direct effects of fermented cow's milk product with Lactobacillus paracasei CBA L74 on human enterocytes [PDF]

open access: yes, 2018
Cow's milk fermented with Lactobacillus paracasei CBA L74 (FM-CBAL74) exerts a preventive effect against infectious diseases in children. We evaluated if this effect is at least in part related to a direct modulation of non-immune and immune defence ...
C. Bruno   +5 more
core   +1 more source

Immunomodulatory effects of cathelicidin in the gut–brain axis: A novel link between mucosal immunity and neuroinflammation

open access: yesExperimental Physiology, EarlyView.
Abstract Cathelicidins are evolutionarily conserved host defence peptides known for their dual antimicrobial and immunomodulatory functions. Among them, LL‐37 in humans and CRAMP in rodents have emerged as crucial regulators of both mucosal immunity and CNS inflammation.
Mehrdad Nourizadeh   +6 more
wiley   +1 more source

The role of endogenous antibacterial peptides in pneumonia occurrence among children of young age

open access: yesZdorovʹe Rebenka, 2017
The comprehensive examination included 204 children with community-acquired pneumonia aged 2 months to 3 years. It was found that in young children with community-acquired pneumonia, the main etiologic factor is bacteria Streptococcus pneumoniae (36.8 %).
G.O. Lezhenko   +3 more
doaj   +1 more source

Coptis chinensis Franch Directly Inhibits Proteolytic Activation of Kallikrein 5 and Cathelicidin Associated with Rosacea in Epidermal Keratinocytes

open access: yesMolecules, 2020
Rosacea is a common and chronic inflammatory skin disease that is characterized by dysfunction of the immune and vascular system. The excessive production and activation of kallikerin 5 (KLK5) and cathelicidin have been implicated in the pathogenesis of ...
Kyung-Baeg Roh   +6 more
doaj   +1 more source

In vivo therapeutic efficacy of frog skin-derived peptides against Pseudomonas aeruginosa-induced pulmonary infection [PDF]

open access: yes, 2017
Pseudomonas aeruginosa is an opportunistic and frequently drug-resistant pulmonary pathogen especially in cystic fibrosis sufferers. Recently, the frog skin-derived antimicrobial peptide (AMP) Esc(1-21) and its diastereomer Esc(1-21)-1c were found to ...
Chen, Chen   +2 more
core   +1 more source

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