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Molecular & Computational biology news
Gene discovery reveals unique sex determination in killifish
Researchers at the Leibniz Institute on Aging—Fritz Lipmann Institute (FLI) in Jena, in collaboration with international partners, have made a significant breakthrough in killifish research. They identified a gene that ...
Plants & Animals
25 minutes ago
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Analyzing diversity of reverse-transcriptase-containing viruses through global metagenomics
Viral reverse transcriptase (RT) plays a critical role in replication (e.g., retroviruses, that reverse transcribe RNA templates into complementary DNA) and genome mutations (e.g., diversity-generating retroelements in bacteriophages). ...
Molecular & Computational biology
4 hours ago
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May the force not be with you: Cell migration doesn't only rely on generating force
In mechanobiology, cells' forces have been considered fundamental to their enhanced function, including fast migration. But a group of researchers in the McKelvey School of Engineering at Washington University in St. Louis ...
Cell & Microbiology
17 hours ago
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Scientists create comprehensive map of protein locations within human cells
Like workers at a factory or office, proteins in a cell must be in the right department to do their jobs. But scientists have yet to fully map the cell's organization, much less determine how these cellular "employees" may ...
Cell & Microbiology
18 hours ago
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'RNA lanterns' could offer new insights into viruses and human memory
RNA is the molecule that reads the genetic information stored in DNA. It's critical for the proper functioning of cells, and in a new study published in Nature Communications, University of California, Irvine scientists have ...
Biotechnology
18 hours ago
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Natural products from soil fungus could replace harmful pesticides in agriculture
The soil fungus Mortierella alpina has the potential to make agriculture greener and more sustainable: The fungus produces bioactive molecules called malpinins, which could protect plants from destructive worms. A research ...
Molecular & Computational biology
19 hours ago
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Chimpanzees are genetically adapted to local habitats and infections such as malaria, research reveals
Chimpanzees bear genetic adaptations that help them thrive in their different forest and savanna habitats, some of which may protect against malaria, according to a study by an international team led by UCL researchers.
Evolution
19 hours ago
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Researchers test genetically edited citrus tree that controls insects responsible for greening
Scientists at the University of Florida are testing a new type of citrus tree that can fight off the tiny insects responsible for citrus greening.
Molecular & Computational biology
19 hours ago
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Uncovering ghost drivers in the genome: Study shows convergent promoters act as potent regulators
The genome contains tens of thousands of genes. Like a gigantic orchestra, their interaction is the basis for all vital processes in our body. Errors in their interaction can lead to serious illnesses and are one reason we ...
Molecular & Computational biology
20 hours ago
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Echidna genome study unravels the events leading to multiple sex chromosomes
The short-beaked echidna (Tachyglossus aculeatus) is one of Australia's most iconic animals. Belonging to a unique group of mammals called "monotremes" (with the platypus as the other prominent member). Echidnas may at first ...
Evolution
20 hours ago
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Scientists engineer CRISPR enzymes that evade immune system
The core components of CRISPR-based genome-editing therapies are bacterial proteins called nucleases that can stimulate unwanted immune responses in people, increasing the chances of side effects and making these therapies ...
Biotechnology
20 hours ago
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152
Newly sequenced genome for orange foxtail sheds light on weed resistance
Genomic advances reveal how similar weeds can dominate wheat fields that are geographically separated by more than 5,000 miles.
Molecular & Computational biology
22 hours ago
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Mammalian outer ear traced back to ancient fish gills
The outer ear is unique to mammals, but its evolutionary origin has remained a mystery. According to a study published in Nature from the USC Stem Cell lab of Gage Crump, this intricate coil of cartilage has a surprisingly ...
Evolution
22 hours ago
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The Balbiani body: Cracking the secret of embryonic beginnings
Researchers have uncovered how egg cells prepare for the creation of life. Their work reveals the secrets of the Balbiani body (Bb), a remarkable structure that organizes essential molecules to guide early embryonic development.
Cell & Microbiology
22 hours ago
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Gene-expression study reveals 2-in-1 root armor protects plants from environmental stressors, fights climate change
Plants may burrow into the ground and stretch toward the sun, but they're ultimately stuck where they sprout—at the mercy of environmental threats like temperature, drought, and microbial infection.
Molecular & Computational biology
22 hours ago
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'Killer' fungal gene could provide key to control of plant diseases
A critical gene that leads to the synthesis of a protein known as Knr4 could be the key to what makes some fungal pathogens so virulent. Focusing prevention strategies on disabling or modifying this gene or the protein it ...
Molecular & Computational biology
Jan 9, 2025
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How macronucleophagy ensures survival in nitrogen-starved yeast
Autophagy, the cell's essential housekeeping process, involves degrading and recycling damaged organelles, proteins, and other components to prevent clutter. This vital mechanism, found in all life forms from single-celled ...
Cell & Microbiology
Jan 8, 2025
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Ash tree variability may offer restoration path post-beetle decimation
The invasive emerald ash borer, according to the U.S. Department of Agriculture, was first found in the United States in southeast Michigan in 2002. In the decades since, the wood-boring beetle has spread east and west across ...
Ecology
Jan 8, 2025
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Toxin-antitoxin systems could target invasive and resistant bacteria
In a counterintuitive move, bacteria are known to produce self-destructive toxins. However, they also make antitoxins, and researchers at Lawrence Livermore National Laboratory (LLNL) have identified these toxin-antitoxin ...
Cell & Microbiology
Jan 8, 2025
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Uncovering clues to a natural gene-editing technique
Diversity-generating retroelements (DGRs) are found in the genomes of microorganisms across the globe—from the arctic permafrost to Yellowstone's hot springs and the human gut. DGRs are able to reverse-transcribe RNA back ...
Cell & Microbiology
Jan 8, 2025
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How electrical synapses fine-tune sensory information for better decisions
Newly discovered mechanism triggers immune response in cells with damaged DNA
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