Results 31 to 40 of about 57,467,955 (246)

Citrullination Alters the Antiviral and Immunomodulatory Activities of the Human Cathelicidin LL-37 During Rhinovirus Infection

open access: yesFrontiers in Immunology, 2020
Human rhinoviruses (HRV) are the most common cause of viral respiratory tract infections. While normally mild and self-limiting in healthy adults, HRV infections are associated with bronchiolitis in infants, pneumonia in immunocompromised patients, and ...
Víctor Casanova   +9 more
doaj   +1 more source

Candidacidal Activity of Selected Ceragenins and Human Cathelicidin LL-37 in Experimental Settings Mimicking Infection Sites. [PDF]

open access: yesPLoS ONE, 2016
Fungal infections, especially those caused by antibiotic resistant pathogens, have become a serious public health problem due to the growing number of immunocompromised patients, including those subjected to anticancer treatment or suffering from HIV ...
Bonita Durnaś   +10 more
doaj   +1 more source

Bactericidal synergism between phage endolysin Ply2660 and cathelicidin LL-37 against vancomycin-resistant Enterococcus faecalis biofilms

open access: yesnpj Biofilms and Microbiomes, 2023
Antibiotic resistance and the ability to form biofilms of Enterococcus faecalis have compromised the choice of therapeutic options, which triggered the search for new therapeutic strategies, such as the use of phage endolysins and antimicrobial peptides.
Huihui Zhang   +8 more
doaj   +1 more source

Human host defense peptide LL-37 prevents bacterial biofilm formation [PDF]

open access: yes, 2008
The ability to form biofilms is a critical factor in chronic infections by Pseudomonas aeruginosa and has made this bacterium a model organism with respect to biofilm formation.
Bains, Manjeet   +5 more
core   +1 more source

Engineering peptides into antibodies—opportunities and strategies for therapeutic innovation

open access: yesFEBS Letters, EarlyView.
Peptides and antibodies occupy complementary therapeutic niches. Peptides recognize difficult targets in a compact format, while antibodies add specificity, long half‐life, and effector functions. This review examines strategies that merge both modalities—peptide grafting into loops, terminal and Fc fusions, and bioconjugation—highlighting how ...
Jinling Wang   +2 more
wiley   +1 more source

Structure and Activity of a Selective Antibiofilm Peptide SK-24 Derived from the NMR Structure of Human Cathelicidin LL-37

open access: yesPharmaceuticals, 2021
The deployment of the innate immune system in humans is essential to protect us from infection. Human cathelicidin LL-37 is a linear host defense peptide with both antimicrobial and immune modulatory properties.
Yingxia Zhang   +4 more
doaj   +1 more source

Gonadotropin‐Inhibitory Hormone (GnIH) and Its Receptor GPR147 Mediates Acute Stress‐Induced Activation of the Locus Coeruleus‐SAM Axis

open access: yesAdvanced Science, EarlyView.
ABSTRACT Gonadotropin‐inhibitory hormone (GnIH, also known as RFamide‐related peptide‐3, RFRP‐3) is a hypothalamic neuropeptide that regulates vertebrate reproduction via its receptor GPR147. Although GnIH is known to mediate stress‐induced reproductive suppression, its role in broader stress responses remains unclear.
Jiani Zhang   +18 more
wiley   +1 more source

Epithelial-Immune Cell Crosstalk Determines the Activation of Immune Cells In Vitro by the Human Cathelicidin LL-37 at Low Physiological Concentrations

open access: yesBiomolecules, 2023
The only human cathelicidin, LL-37, is a host defense antimicrobial peptide with antimicrobial activities against protozoans, fungi, Gram(+) and Gram(−) bacteria, and enveloped viruses.
Ivan V. Bogdanov   +5 more
doaj   +1 more source

Vitamin D and innate immunity in pneumonia and COPD [PDF]

open access: yes, 2010
A resurgence of interest in vitamin D research has led to the discovery that it plays a role in an unexpectedly large number of biological processes, and that reduced levels of this hormone are implicated in a range of diseases.
Simpson, Talia Mary
core  

Human endogenous peptide p33 inhibits detrimental effects of LL-37 on osteoblast viability.

open access: yes, 2015
High levels of the antimicrobial peptide, LL-37, are detected in gingival crevicular fluid from patients with chronic periodontitis. LL-37 not only shows antimicrobial activity but also affects host-cell viability.
Westman, Johannes   +12 more
core   +1 more source

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