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Cell & Microbiology 2 hours ago

Study details a common bacterial defense against viral infection

One of the many secrets to bacteria's success is their ability to defend themselves from viruses, called phages, that infect bacteria and use their cellular machinery to make copies of themselves.

Biotechnology 22 hours ago

Researchers systematically investigate efficacy of CRISPR antimicrobial agents

The antimicrobial potential of CRISPR-Cas systems is promising, yet how to best design or implement CRISPR nucleases remains poorly understood. An international team led by the Helmholtz Institute for RNA-based Infection ...

Ecology Apr 24, 2024

Scientists map soil RNA to fungal genomes to understand forest ecosystems

If a tree falls in the forest—whether or not anyone registers the sound—one thing is for sure: there are lots of fungi around. Within a forest's soil, hundreds of species decompose debris, mobilize nutrients from that ...

Plants & Animals Apr 24, 2024

How evolution has optimized the magnetic sensor in birds

Migratory birds are able to navigate and orientate with astonishing accuracy using various mechanisms, including a magnetic compass. A team led by biologists Dr. Corinna Langebrake and Prof. Dr. Miriam Liedvogel from the ...

Plants & Animals Apr 24, 2024

Vast DNA tree of life for plants revealed by global science team using 1.8 billion letters of genetic code

A new paper published today (April 24) in the journal Nature by an international team of 279 scientists led by the Royal Botanic Gardens, Kew presents the most up-to-date understanding of the flowering plant tree of life.

Evolution Apr 24, 2024

A key gene helps explain how the ability to glide has emerged over-and-over during marsupial evolution

People say "When pigs fly" to describe the impossible. But even if most mammals are landlubbers, the ability to glide or fly has evolved again and again during mammalian evolution, in species ranging from bats to flying squirrels. ...

Ecology Apr 24, 2024

Hidden biosphere discovered beneath world's driest hot desert

In a finding with implications for the search for extraterrestrial life, researchers have discovered microbial life 13 feet below Earth's most inhospitable desert. The research is published in the journal PNAS Nexus.

Biochemistry Apr 23, 2024

Researchers create artificial cells that act like living cells

In a new study published in Nature Chemistry, UNC-Chapel Hill researcher Ronit Freeman and her colleagues describe the steps they took to manipulate DNA and proteins—essential building blocks of life—to create cells that ...

Biotechnology Apr 23, 2024

A new method for enzymatic synthesis of potential RNA therapeutics

A team of researchers at IOCB Prague led by Prof. Michal Hocek has developed a novel method for preparing ribonucleic acid (RNA) containing modified bases. Innovative use of engineered DNA polymerases, enzymes commonly used ...

Evolution Apr 23, 2024

Researchers report on mechanisms of gene regulatory divergence between species

Closely related animal species can look physically different, but you might be surprised to learn that those differences can result not only from DNA sequence changes that alter proteins' structure or function, but also because ...

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