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Plants & Animals Apr 1, 2024

Researchers explore the hagfish genome, reconstruct the early genomic history of vertebrates

A study by a group of researchers at the University of Kentucky in collaboration with scientists in four other countries has been published in Nature. Their study is titled "The hagfish genome and the evolution of vertebrates."

Cell & Microbiology Mar 29, 2024

Scientists discover a key quality-control mechanism in DNA replication

When cells in the human body divide, they must first make accurate copies of their DNA. The DNA replication exercise is one of the most important processes in all living organisms and is fraught with risks of mutation, which ...

Ecology Mar 28, 2024

Supergene research solves the mystery of tiny ant queens

An ant colony is sustained through complex social dynamics, with each member—the queen, males and workers (sterile females)—contributing to the greater community. Some species add complexity to this dynamic with the addition ...

Molecular & Computational biology Mar 28, 2024

Researchers discover key gene for toxic alkaloid in barley

All plants mediate their environmental interactions via chemical signals. An example is the alkaloid gramine produced by barley, one of the world's most widely-grown cereals. Gramine provides protection against herbivorous ...

Cell & Microbiology Mar 28, 2024

Memories of mitosis: Molecular mechanism that detects defects during cell division could aid cancer treatment

Every day, our cells are hard at work multiplying. Cell division is a precise process, but sometimes this process is impaired and diseases like cancer occur. Mitosis is one of the most important phases in the cell cycle. ...

Archaeology Mar 28, 2024

DNA study IDs descendants of George Washington from unmarked remains

New DNA sequencing technologies have identified the historical remains of George Washington's grandnephews, Samuel Walter Washington and George Steptoe Washington Jr., and their mother, Lucy Payne Washington, from unmarked, ...

Evolution Mar 22, 2024

Decoding the shared genetic toolkit for male sex determination

Researchers from the Max Planck Institute for Biology Tübingen have broken new ground by demonstrating that an HMG-box gene in brown algae is crucial for determining male sex. This breakthrough significantly expands our ...

Biotechnology Mar 21, 2024

Scientists create novel technique to form human artificial chromosomes

Human artificial chromosomes (HACs) capable of working within human cells could power advanced gene therapies, including those addressing some cancers, along with many laboratory applications, though serious technical obstacles ...

Plants & Animals Mar 20, 2024

Decoding the Easter Bunny: Eastern Finnish brown hare represents standard for species' genome

The Hare Research Group at the Department of Environmental and Biological Sciences, University of Eastern Finland, has published a chromosomally assembled reference genome for the European brown hare. Reference genomes represent ...

Cell & Microbiology Mar 20, 2024

Tracking and tracing members of the plant microbiome with DNA barcodes

A research team led by Paul Schulze-Lefert from the Max Planck Institute for Plant Breeding Research in Cologne, Germany, developed a modular toolkit for tracking bacterial strains colonizing plant tissue in competition with ...

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