πŸ”¬ Science

April 21st, 2026

Today's top 4 stories, curated by Daily Direct.

ScienceDaily

This simple 3-amino acid trick boosts mRNA therapy 20-fold

A research team has discovered that incorporating just three common amino acids into lipid nanoparticles can amplify mRNA delivery efficiency by up to 20 times, while pushing CRISPR gene-editing success rates to nearly 90%. The mechanism works not by altering the therapeutic payload itself, but by enhancing cellular uptake β€” a deceptively simple tweak with outsized impact. Early results show marked improvements in survival and treatment outcomes, positioning this as a potentially transformative upgrade to the existing gene therapy toolkit.

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Phys.org

AI model 'reads' protein pairs, unlocking new insights into disease and drug discovery

Researchers have developed an AI model capable of predicting protein-protein interactions with greater accuracy than previous methods. Understanding how proteins bind and communicate is fundamental to decoding disease mechanisms, including cancer. The breakthrough could significantly compress the timeline for drug discovery by identifying viable therapeutic targets faster.

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ScienceDaily

This missing vitamin could stop cancer cells in their tracks

Researchers have discovered that vitamin B7 (biotin) acts as a critical enabler of metabolic flexibility in cancer cells, allowing them to escape their well-known dependence on glutamine by switching to alternative fuel sources. Blocking biotin disrupts this escape route through a key enzyme, halting cancer cell growth. Certain mutations in a cancer-linked gene amplify this vulnerability, making biotin deprivation a compelling new avenue for targeted therapy.

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Phys.org

Missing link in evolution of ancient fish found in 150-year-old museum specimen

A fossil coelacanth specimen sitting unexamined in London's Natural History Museum for 150 years has finally been identified as an entirely new species. The discovery, made by former University of Portsmouth paleontology student Jack L. Norton, fills a critical gap in the evolutionary timeline of one of history's most iconic fish lineages. It serves as a reminder that groundbreaking finds don't always require new expeditions β€” sometimes they're already sitting on a shelf.

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