Featured Article - August 2026: Enhancing synthetic mRNA translation
"N4-Acetylcytidine enhances synthetic mRNA translation yield and fidelity." by Schiffers et al.[1] (Nature, Jul 01, 2026) is our featured scientific article for August.
Modified nucleotides have been used for synthetic mRNA design for many years, helping to improve stability, reduce unwanted immune responses and increase protein production. N1-methylpseudouridine (m1Ψ), famously used in mRNA vaccines, has become an established standard. However, optimizing therapeutic mRNA requires more than stability and immune evasion: the ribosome must also translate the message efficiently and accurately.
In their recent Nature publication, Schiffers et al. investigate N4-acetylcytidine (ac4C) as an alternative modification for synthetic mRNA. By incorporating ac4C into coding sequences, the authors achieved higher protein production than with m1Ψ while maintaining similarly low inflammatory responses. Strikingly, ac4C allowed ribosomes to move more efficiently along the mRNA, reducing ribosome collisions and translational errors such as frameshifting. This research shows that the choice of modified nucleotide reaches surprisingly far: it affects not only mRNA stability and immune recognition, but how efficiently and accurately the ribosome translates the message.
Why does this matter?
- Identifies ac4C as a promising alternative to m1Ψ for synthetic mRNA design
- Links RNA modification directly to translation speed and accuracy
- Higher protein yield without compromising immune tolerance
- Adds new optimization strategies for the design of mRNA therapeutics and vaccines
Want to read more: access the full article here!
Want to contribute with your own research in this field?
| Product | Cat. No. | Amount | Price |
|---|---|---|---|
| N4-Acetyl-CTP (ac4CTP) | NU-988S | 10 µl (100 mM) | 114,49 € |
| NU-988L | 5 x 10 µl (100 mM) | 335,18 € | |
| N1-Methylpseudo-UTP (me1Ψ-UTP) | NU-890S | 10 µl (100 mM) | 52,00 € |
| NU-890L | 5 x 10 µl (100 mM) | 195,00 € | |
| 5-Methyl-CTP (m5CTP) | NU-1138S | 10 µl (100 mM) | 52,00 € |
| NU-1138L | 5 x 10 µl (100 mM) | 195,00 € | |
| Pseudo-UTP (Ψ-UTP) | NU-1139S | 10 µl (100 mM) | 52,00 € |
| NU-1139L | 5 x 10 µl (100 mM) | 195,00 € |
[1] Schiffers et al. (2026) N4-Acetylcytidine enhances synthetic mRNA translation yield and fidelity Nature, https://doi.org/10.1038/s41586-026-10729-8
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