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A Genetic tug-of-war shapes the biosynthesis of bioactive saponins

Researchers identified two closely related enzymes competing for the same metabolic precursor, driving distinct biochemical outcomes. The study reveals a molecular mechanism controlling saponin biosynthesis and offers new targets for improving medicinal plant products. Fine-tuned regulation by transcription factors optimizes resource a...

New insights into methyl jasmonate-induced saponin biosynthesis in balloon flower

A study reveals the PgbHLH28 gene plays a crucial role in saponin biosynthesis in Platycodon grandiflorus, leading to enhanced medicinal value and potential for pharmaceutical industry applications. The findings provide a theoretical foundation for improving saponin content through genetic engineering and advanced cultivation practices.

Journal of Pharmaceutical Analysis studies make advances in spatiotemporal pharmacometabolomics, plasma proteome profiling, and hepatocellular carcinoma therapeutics

Researchers developed new methods for detecting drug-induced hepatotoxicity using 3D cell cultures and mass spectrometry imaging, identifying biomarkers and effective interventions. A zeolite-based protein corona method was also used to characterize plasma proteins, enabling the identification of low-abundance proteins and their potent...

SourceCactus Communications·JournalJournal of Pharmaceutical Analysis·TypeExperimental study·DateJul 26, 2023

What sea cucumbers can teach us about self-defense

Researchers have discovered how sea cucumbers produce defensive chemicals using genome mining techniques. The animals' unique ability to biosynthesize toxins has been found to be linked to the diversion of a sterol-producing enzyme, resulting in the production of valuable medicinal compounds.

SourceJohn Innes Centre·JournalNature Chemical Biology·TypeExperimental study·DateJun 27, 2022

New vaccine ingredient shows promise

Scientists at La Jolla Institute for Immunology and MIT have discovered a new adjuvant called SMNP, which combines saponin and TLR agonist to boost the protective power of vaccines. The study found that SMNP triggers a strong immune response in mice, promoting lymphatic drainage and activating multiple parts of the immune system.

SourceLa Jolla Institute for Immunology·JournalScience Immunology·TypeExperimental study·DateDec 3, 2021