Integrate NAD⁺ into LNP to achieve triple repair
The research team started from the endogenous metabolic pathways in the human body and screened and confirmed that NAD⁺ is the sole core regulatory factor that can stabilize the mRNA translation under inflammatory conditions.
The team innovatively designed NAD⁺-enhanced lipid nanoparticles (NAD⁺-LNP), achieving three key functions:
1. Stabilizing the mRNA structure and preventing its degradation, while also inhibiting the nucleic acid decomposition reaction caused by inflammation, can significantly enhance the retention stability of mRNA within the cells.
2. Repairing mitochondria and restoring cellular energy will prevent inflammation from depleting cellular ATP and completely halting protein translation.
Supplementing NAD⁺ can repair mitochondrial function, restore energy levels, and enable the protein translation system to resume operation.
3. Alleviate inflammatory stress and eliminate translation inhibition. NAD⁺ effectively suppresses excessive inflammatory responses, breaking the negative cycle of "inflammation → translation collapse", and creating a healthy cellular environment for mRNA expression.
In simple terms: The regular LNP is only responsible for "delivering it in", while the NAD⁺-LNP is responsible for "delivering it in + maintaining viability + maintaining expression".
Reformulate design logic of LNP carrier
In the past, global LNP research and development focused solely on modifying the lipid structure and improving the delivery efficiency.
This study is the first to demonstrate that metabolic regulation can be combined with nucleic acid delivery to utilize the body's natural coenzyme NAD⁺.
It is non-toxic, endogenous, highly safe, and does not require additional anti-inflammatory drugs.
It directly addresses the problem of drug resistance to inflammation from the fundamental level.
This breakthrough has significantly expanded the application scope of mRNA technology, and holds extremely high potential for transformation in areas such as vaccine upgrades, treatment of inflammatory diseases, gene drugs, and regenerative medicine.
This achievement is closely related to core aspects of longevity and anti-aging.
The essence of aging is actually a cumulative process involving chronic low-level inflammation, mitochondrial dysfunction, and decreased efficiency of protein translation in cells.
As people age, the body remains in a state of low inflammatory stress for a long time. The stability of mRNA translation in cells continues to deteriorate, and mitochondrial ATP energy declines year by year.
This leads to insufficient synthesis of repair proteins and weakened cellular repair capabilities, ultimately resulting in organ aging and functional decline.
This study in the Cell subsidiary journal precisely targets the three core aspects of aging:
Inhibit chronic inflammation and break the vicious cycle of aging inflammation
Stabilize mRNA translation, maintain normal protein synthesis and repair capabilities of cells
Protect mitochondria, restore cellular energy, and reverse the energy depletion caused by aging
Unlike the general systemic supplementation of NAD⁺ through oral intake, NAD⁺-LNP achieves precise targeting and cell-level directed repair.
It can continuously maintain the cell's steady-state repair ability in inflammatory and aging microenvironments, which is the core underlying logic for future precise anti-aging and healthy longevity.
next generation of precise anti-aging and regenerative medicine is promising.
This technology is not only applied to vaccines, but also opens up entirely new avenues for anti-aging intervention, regenerative repair, and reversal of chronic diseases:
Precise cell repair technology can carry repair-related mRNA.
It can specifically repair damaged cells, skin, blood vessels, and aging damage of organs, achieving endogenous regeneration and anti-aging.
Inhibiting senescent inflammation can address the "low-level inflammatory aging" that is prevalent among middle-aged and elderly people, slowing down the decline of functions and extending healthy lifespan.
The implementation of advanced regenerative medicine provides a more stable and efficient in-body delivery platform for telomere repair, cell reprogramming, and anti-aging gene expression.
A safe and long-lasting anti-aging intervention plan relies on the endogenous NAD⁺ metabolic mechanism within the human body.
It is safer and more adaptable, and is expected to become the core technology carrier for future scientific longevity extension and healthy aging.
Reference materials:
[1] Mingzhou Ye, Kai Wang, Xinping Wang, et al. NAD⁺-augmented LNPs sustain mRNA translation by overcoming inflammation-induced suppression[J]. Cell Biomaterials, 2026.
[2] Wang H, et al. NAD+ supplementation rescues mitochondrial dysfunction under inflammatory stress[J]. Nature Metabolism, 2024.
[3] Patel S, et al. Anti-inflammatory ionizable lipid design for in vivo mRNA delivery[J]. Biomaterials, 2026.