Lipid Nanoparticles Elicit Reactogenicity and Sickness Behavior in Mice Via Toll-Like Receptor 4 and Myeloid Differentiation Protein 88Axis.

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Significance :

their study reveals critical insights into

(1) LNP-induced reactogenicity and sickness behavior, through TLR4 innate immunity.

(2) it implicates LNP-based drug formulations in patients with pre-existing inflammatory

conditions and diseases characterized by aberrant TLR4 signaling. Diseases such as

autoimmune disorders, including rheumatoid arthritis and systemic lupus erythematosus,

inflammatory bowel diseases like ulcerative colitis and Crohn’s disease, certain cancers

such as glioblastoma etc.

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Importance of lipidology :

LNPs play a crucial role in delivering mRNA into cells. They have immense potential in lipidology.

Where Lipids serve as the foundational components of LNPs, which are used to encapsulate

and protect mRNA Without lipid protection mRNA would be degraded by enzymes in the body

before it reaches target cells. so it is very important to save RNA and load in LNPs.

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Connectivity to other field :

Because mRNA-LNPs is an emerging interdisciplinary technology, influenced by various fields

from molecular biology, immunology, nanotechnology, and personalized medicine. This tech is

not only limited, it can be fit in every field of interest.

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https://doi.org/10.1021/acsnano.4c05088