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Prebiotic evolution: Hairpins help each other out

Researchers found that hairpin structures can effectively replicate DNA, leading to faster evolution. This discovery challenges traditional views of DNA replication and provides insight into the origins of life on Earth.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Molecular beacons shine light on how cells 'crawl'

Researchers use DNA-based tension probes to measure the mechanical forces at the molecular level, revealing how cells sense and interact with their environment. The study provides a new understanding of cellular mechanics and its significance in various biological processes.

Trick that aids viral infection is identified

Researchers discovered a stem-loop structure in viral RNA that blocks host cell immune proteins, allowing viruses to evade the immune system. By altering this structure, scientists hope to develop treatments that restore natural virus-fighting capabilities and stop or slow viral infections.

First observation of the folding of a nucleic acid

Researchers describe DNA hairpin folding process in water with atomic resolution, finding competition between fast and slow routes and random exploration of microscopic details. This breakthrough has significant implications for therapeutic strategies based on oligonucleotides and RNA interference treatments.

Chromosome rearrangements not as random as believed

A study by researchers at The Children's Hospital of Philadelphia found that genetic predisposition may raise the risk of rare disabling syndrome caused by chromosome rearrangements. Translocations between chromosomes 11 and 22 were found to occur more frequently in healthy individuals than previously thought.