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Ecology 7 hours ago

How DNA analysis of our rivers and lakes can reveal new secrets about their biodiversity

Freshwater ecosystems are the lifeblood of the natural world, yet they are facing a silent crisis. A 2022 report by the World Wildlife Fund revealed a staggering 83% decline in global freshwater vertebrate populations since ...

Biotechnology 15 hours ago

Some CRISPR screens may be missing cancer drug targets

CRISPR/Cas9 gene editing has made possible a multitude of biomedical experiments, including studies that systematically turn off genes in cancer cells to look for ones that the cancer cells heavily depend on to survive and ...

Molecular & Computational biology Jun 14, 2024

Study explores how key gene modulates terpene aroma in grapes

A study explores the ethylene-responsive gene VviERF003's influence on glycosylated monoterpenoid synthesis in grapes, which are pivotal for the fruity and floral notes in wines. Understanding this genetic regulation provides ...

Ecology Jun 14, 2024

Researchers investigate presence of endangered sea cucumbers for sale in NYC food markets

After surveying food market retailers in three New York City Chinatown districts, Cornell researchers have found genetic evidence that some endangered species of sea cucumbers—considered a pricey but nutritious dried delicacy—are ...

Bio & Medicine Jun 14, 2024

Self-assembling and disassembling swarm molecular robots via DNA molecular controller

Researchers from Tohoku University and Kyoto University have successfully developed a DNA-based molecular controller that autonomously directs the assembly and disassembly of molecular robots. This pioneering technology marks ...

Plants & Animals Jun 13, 2024

Advances in techniques used to identify sharks and rays is not preventing trade and increase in extinction risk: Study

The most advanced molecular techniques contribute significantly to the identification of endangered sharks, rays and skates, collectively known as elasmobranchs, and are therefore fundamental to the enforcement of the laws ...

Cell & Microbiology Jun 13, 2024

Permanent gene edits to tardigrades help shed light on their amazing resilience

Some species of tardigrades are highly and unusually resilient to various extreme conditions fatal to most other forms of life. The genetic basis for these exceptional abilities remains elusive.

Cell & Microbiology Jun 13, 2024

Research reveals plant pathogens repurpose phage elements for bacterial warfare

Bacteriophages, viruses that attack and destroy bacteria, are everywhere in the natural world where they play a vital role in regulating microbe populations in ways that are not yet well understood.

Biochemistry Jun 13, 2024

Scientists propose distance-based visual miRNA biosensor

Point-of-care testing (POCT) devices show great advantages over conventional diagnostic tests in being accessible to patients and providing timely diagnostic information. The global POCT market has grown remarkably over the ...

Cell & Microbiology Jun 13, 2024

Not wrapping but folding: Bacteria also organize their DNA, but they do it a bit differently

Some bacteria, it turns out, have proteins much like ours that organize the DNA in their cells. They just do it a bit differently. This is revealed by new research from biochemists at the Leiden Institute of Chemistry and ...

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