Liquid
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Upon receipt, store at -20°C or -80°C. Avoid repeated freeze.
Lead Time
Basically, we can dispatch the products out in 1-3 working days after receiving your orders. Delivery time maybe differs from different purchasing way or location, please kindly consult your local distributors for specific delivery time.
Note: All of our proteins are default shipped with normal blue ice packs, if you request to ship with dry ice, please communicate with us in advance and extra fees will be charged.
Usage
For Research Use Only. Not for use in diagnostic or therapeutic procedures.
Binds to bacterial lipopolysaccharides (LPS), has antibacterial activity.
Gene References into Functions
The correlation between serum LL-37 and high-density lipoprotein cholesterol levels suggests that LL-37 may play a key role in regulation of cholesterol levels in hypercholesterolemia.PMID:29644526
LL-37/CRAMP represents an important mediator of platelet activation and thrombo-inflammation.PMID:29670076
Low vitamin D3 status and higher systemic levels of LL-37 may be a consequence of reduced TB control and enhanced pathological inflammation.PMID:29867045
these data show that LL-37 affects surface and intracellular Toll-Like Receptor expression in tissue mast cellsPMID:29670923
This review describes novel advances involving the roles and mechanisms of human cathelicidin LL-37 in cancer.PMID:29843147
this study shows that LL-37 serum level correlates with healing of venous leg ulcersPMID:27663530
Elevated serum levels of LL-37 in bipolar patients may suggest the role of this peptide in the pathomechanism of BD.PMID:29239826
LL-37 serum levels are not affected by body composition in elderly women with unipolar depression.PMID:28959904
The findings support a role for STAT3 and HIF-1A in the regulation of LL-37 expression.PMID:27633343
In silico docking study have confirmed the high binding affinities of multiple 9-mer peptides derived from LL-37 to the HLA-C*06:02 molecule proposed a mechanism of the interaction between this LL-37-HLA-C*06:02 complex and T cells via TCRs.PMID:27189829
IL-33 down-regulates the induction of hCAP-18/LL-37 production in human gingival epithelial cells.PMID:28637951
in teens with positive recto-vaginal group B streptococcus colonization, placental mRNA expression of cathelicidin is lower compared to those who tested negative for this infectionPMID:28622535
Serum levels of LL-37 were found to be higher in elderly patients with major depressive disorder compared to controls.PMID:28550757
these results suggested that human CAMP/LL-37 might act as a tumor-suppressor in OSCC and DNA methylation might play roles during carcinogenesis via directly downregulating human CAMP promoter activity.PMID:28427192
omoted epithelial and smooth-muscle-like differentiation of Adipose-derived stem cells through activating the Wnt/beta-catenin and NF-kappaB pathways, respectivelyPMID:29223160
Patients with type 1 diabetes and presence of microangiopathy characterize higher level of serum cathelicidin.PMID:28964758
The expression of LL-37 was up-regulated in the inflamed mucosa of IBD patients. LL-37 was induced by TLR-3 stimulation and exhibited an anti-microbial effect via interaction with lipopolysaccharide (LPS).PMID:28872665
the mean level of LL-37 was statistically significantly higher in TB patients than that in patients with Gram-positive bacteria-induced pneumonia (p < 0.001), in patients with Gram-negative bacteria-induced pneumonia (p < 0.001), and in healthy controls (p < 0.001).PMID:28956425
data suggest that cathelicidin LL-37 is an important element of host defense in the course of bacterial diseases within the respiratory tract, particularly when the infection is caused by an intracellular pathogen.PMID:28218580
This review summarizes the current knowledge on molecular mechanisms underlying LL-37-induced receptor activation.PMID:27609777
L-CATH-2, D-CATH-2 and LL-37 can modulate the immune response of primary chicken immune cells by increasing mannose receptor expression, antigen presentation, endocytosis and neutralizing LPS-induced cytokine production and as a result augment activation of the adaptive immune system.PMID:28715682
study demonstrated a substantial loss of antimicrobial function when the peptide was exposed to low concentrations of nanomaterials, and further showed that the nanomaterial-peptide interaction resulted in a significant change in the structure of the peptidePMID:28814602
cathelicidin selectively modulated synthesis of TLR4 and 9 in intestinal epithelium, but only when cells were exposed to virulence factors, mostly from apical surfaces.PMID:28988039
Autologous endothelial progenitor cells transfected by lentiviral vectors expressing antibiotic peptide LL37, as well as urothelial and smooth muscle cells from New Zealand white male rabbits, were cultured and seeded onto preconfigured acellular collagen-based tubular matricesPMID:28739721
this study shows that LL-37 may aid clearance of influenza A virus by promoting monocyte uptake of the virus, while reducing viral replication and virus-induced TNF-a responses in these cellsPMID:27856789
Male placental cotyledons showed reduced basal CYP27B1 and cathelicidin gene expression compared to females.PMID:27210415
Study demonstrates high levels of serum hBD2 and LL-37 levels in paediatric post- infectious bronchiolitis obliterans patients. These antimicrobial peptides may have important roles in immune systems and the pathogenesis of these patients.PMID:26073571
the expression of CAMP, vitamin D receptor (VDR), and the retinoid X receptor (RXR) isoforms in human skin and gingival tissue biopsies and investigated the signaling pathways involved in 1alpha,25-dihydroxyvitamin D3-induced upregulation of CAMP.PMID:27357804
A positive correlation was found between vitamin D and urine cathelicidin levels in the vitamin D sufficient group, however, there was no correlation between vitamin D and urine cathelicidin levels in the vitamin D insufficient group.PMID:27180947
LL37 induced YB1 expression, and increased tumor cell proliferation, migration and invasion of A375 and A875 malignant melanoma cell lines.PMID:27922666
this study shows that serum cathelicidin levels of acute asthma group are higher than controlled asthma group, and can be used to predict viral-induced acute asthmaPMID:27955890
Our results suggest that calcitriol anti-cancer therapy is more likely to induce higher levels of CAMP in ERalpha- breast cancer cells, when compared to ERa + breast cancer cells.PMID:27832772
These findings highlight the role of cathelicidin in the pathogenesis of allergic rhinitis.PMID:26777417
expressions of LL-37 mRNA and protein in the lesions of cutaneous tuberculosis and tuberculids were similar to that of normal skinPMID:26960373
this study shows that carbamylation has profound and diverse effects on the structure and biological properties of LL-37. In some cases, anti-inflammatory LL-37 was rapidly converted to pro-inflammatory LL-37PMID:26878866
In rhinovirus infected cystic fibrosis patients, LL37 was inversely correlated with viral load in bronchoalveolar lavage fluid.PMID:26585423
we discuss 1,25D3-induced down-regulation of cytokine/chemokine production and stimulation of hCAP-18/LL-37 gene expression which represent two very important pathways for 1,25D3-evoked regulation of the innate immune response--{REVIEW}PMID:26433491
this study provides evidence for the ability of LL37 to bind and internalize viral or endogenous DNA into non-immune cells.PMID:26297208
The human cathelicidin LL-37--A pore-forming antibacterial peptide and host-cell modulator.PMID:26556394
higher nasal levels are associated with protection against RSV infection, directly damages viral envelopes and disrupts viral particlesPMID:26873992
Data indicate that endoplasmic reticulum (ER) stress increase sphingosine-1-phosphate (S1P) production, in turn activating nuclear factor kappa B (NF-kappaB)-mediated cathelicidin antimicrobial peptide (CAMP) synthesis.PMID:26903652
The authors show that the group A Streptococcus surface-associated M1 protein sequesters and neutralizes LL-37 antimicrobial activity through its N-terminal domain.PMID:26468750
Cathelicidin appears to play different roles in the development of pulmonary sarcoidosis and tuberculosis.PMID:26422567
Neonates with congenital pneumonia had significantly higher serum cathelicidin and lower serum 25(OH)D compared to controls.PMID:25354286
Taken together, these observations suggest that activation of human mast cells by LL-37 could be modified by TLR2 ligands and the function of human mast cells could be switched from allergic reactions to innate immune response.PMID:26778002
the use of hCAP-18 levels in blood plasma for differential diagnosis of neutropenic patients, was assessed.PMID:26119962
LL37, HMGB1 and S100A9 are increased in serum during exacerbation in COPD patientsPMID:25931489
The aim of this project was to examine the functional impact of the human cathelicidin LL-37 and the mouse cathelicidin-related AMP (CRAMP) on the pathogenesis of lupus and arthritis.PMID:25535966
LL-37 interacts with negatively charged membranes forming a stable aggregate, which may produce toroidal pores. There is also an aggregate with a higher oligomeric degree for interaction of LL-37 with neutral membranes.PMID:26502164
Chlamydial plasmid-encoded virulence factor Pgp3 neutralizes the antichlamydial activity of human cathelicidin LL-37.PMID:26416907
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Subcellular Location
Secreted.
Protein Families
Cathelicidin family
Tissue Specificity
Expressed in bone marrow and testis and neutrophils.