Search results for Prokaryote

Biotechnology Sep 29, 2025

Scientists reveal functional RNA splitting mechanism behind origin of type V CRISPR systems

CRISPR-Cas systems are adaptive immune systems found in prokaryotes that defend against invading nucleic acids through CRISPR RNA-guided cleavage. Type V CRISPR-Cas (Cas12) systems, in particular, serve as one of today's ...

Ecology Jul 31, 2025

Seasonally shifting virus communities in the Arctic and Antarctic share similarities

Viruses in the cold waters of the Arctic are strongly seasonal and are also detected in the Antarctic. This surprising discovery comes from a multi-year time-series study led by the GEOMAR Helmholtz Center for Ocean Research ...

Ecology Jul 14, 2025

Deep ocean currents shape microbial communities across South Pacific, scientists discover

A groundbreaking study in the journal Science, has unveiled how deep ocean currents—known as global overturning circulation—play a pivotal role in shaping the diversity and function of microbial life across the South Pacific ...

Evolution Jul 8, 2025

Study traces evolutionary origins of essential PRPS enzyme complex

University of Cincinnati Cancer Center researchers looked billions of years into the past to learn more about the potential future of precision medicine.

Molecular & Computational biology Jul 4, 2025

New method removes mysterious organelles from stem cells and embryos to reveal their roles

By using a genetic technique developed at UT Southwestern Medical Center that forces cells to rid themselves of mitochondria, researchers are gaining new insights into the function of these critical organelles. Their findings, ...

Ecology Jun 26, 2025

Some sea slugs consume algae, incorporate photosynthetic parts into their own bodies to keep producing nutrients

It could be the plot of a summer sci-fi blockbuster: A creature feeds on its prey and inherits its "superpower." Only this is real.

Evolution Jun 19, 2025

When Earth iced over, early life may have sheltered in meltwater ponds

When the Earth froze over, where did life shelter? MIT scientists say one refuge may have been pools of melted ice that dotted the planet's icy surface.

Evolution Jun 16, 2025

New report unveils insights into evolution of early microbial life

The American Academy of Microbiology, the honorific leadership group and scientific think tank of the American Society for Microbiology (ASM), announced today the release of its landmark report, "Early Microbial Life: Our ...

Biotechnology Jun 16, 2025

mpXsn method reveals eight novel enzymes for accelerated cancer drug production

Stanford University researchers report the discovery of eight previously unknown genes that, when expressed in tobacco leaves, reconstitute the Taxol precursor baccatin III at levels matching its natural abundance in yew ...

Ecology May 21, 2025

Biodiversity in Antarctic soils may be greatly underestimated after surprising discovery

Two important concepts in evolutionary biology, mutualism and altruism, were first made famous by the colorful anarchist prince Peter Kropotkin. He argued that cooperation could be an equally powerful driver of evolution ...

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