The Bifunctional Effects of Lactoferrin (LFcinB11) in Inhibiting Neural Cell Adhesive Molecule (NCAM) Polysialylation
Bo Lu1, Si-Ming Liao1, Shi-Jie Liang1
1National Key Laboratory of Non-Food Biomass Energy Technology, National Engineering Research Center for Non-Food Biorefinery, Institute of Biological Science and Technology, Guangxi Academy of Sciences, 98 Daling Road, Nanning 530007, China.
Lactoferrin (LFcinB11) shows potential as a bifunctional inhibitor, blocking tumor cell migration via NCAM polysialylation and reducing neutrophil extracellular traps (NETs) release, suggesting therapeutic applications.
Area of Science:
- Biochemistry
- Molecular Biology
- Immunology
Background:
- NCAM-polysialylation is linked to tumor cell migration and aggressive cancers.
- Neutrophil extracellular traps (NETs) release is implicated in autoimmune and inflammatory diseases.
Purpose of the Study:
- To evaluate lactoferrin (LFcinB11) as an inhibitor of NCAM polysialylation and NET release.
- To compare LFcinB11 with CMP and low-molecular-weight heparin (LMWH) for inhibiting NCAM polysialylation.
Main Methods:
- Nuclear Magnetic Resonance (NMR) studies were employed to assess NCAM polysialylation inhibition.
- Molecular mechanisms of LFcinB11 in inhibiting NET release were investigated.
Main Results:
- LFcinB11 demonstrated superior inhibition of NCAM polysialylation compared to CMP and LMWH.
- LFcinB11 effectively inhibited the release of NETs through determined molecular mechanisms.
Conclusions:
- LFcinB11 is a promising bifunctional inhibitor targeting both NCAM polysialylation and NET release.
- LFcinB11 holds potential for clinical applications in cancer therapy and inflammatory disorders.
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