In the early 1900s, a cook named Mary Mallon, better known as "Typhoid Mary," spread Salmonella Typhi, the causative agent of typhoid fever, to dozens of her patrons even though she showed no symptoms. Many people today harbor ...
Cell & Microbiology
Jan 22, 2024
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15
Bacteria have an immune system that protects them against viruses known as bacteriophages. A research team from the Universities of Tübingen and Würzburg has now shown how this immune system enhances the effect of specific ...
Cell & Microbiology
Jan 19, 2024
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18
Scientists have developed two agents, made of therapeutic nanoparticles and antibodies, that could be given to patients shortly before a blood draw to allow physicians to better detect tumor DNA in blood using a technology ...
Bio & Medicine
Jan 18, 2024
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16
Scientists have known about a particular organelle in plant cells for over a century. However, UC Riverside scientists have only now discovered that organelle's key role in aging.
Plants & Animals
Jan 17, 2024
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30
What makes a soldier switch sides? That is a really good question, especially when the soldier is an antibody that is supposed to defend the body against one of the world's most dangerous snake venoms but instead ends up ...
Molecular & Computational biology
Jan 16, 2024
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104
Bacteria have adapted to all terrestrial environments. Some have evolved to survive in the gut of animals, where they play an important role for their host; they provide energy by degrading indigestible food, they train and ...
Ecology
Jan 15, 2024
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218
Molecular biology's central dogma posits a simple recipe for the construction of the human body: a DNA blueprint is transcribed into an RNA message, and the RNA message is translated into the proteins that make you. Translating ...
Cell & Microbiology
Jan 12, 2024
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51
For the first time, researchers have analyzed the impact of antibiotic use on the rise of treatment-resistant bacteria over the last 20 years in the UK and Norway. They show that while the increase in drug use has amplified ...
Cell & Microbiology
Jan 11, 2024
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46
We tend to just think of viruses in terms of their damaging impacts on human health and lives. The 1918 flu pandemic killed around 50 million people. Smallpox claimed 30% of those who caught it, and survivors were often scarred ...
Cell & Microbiology
Jan 10, 2024
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1
Plants and animals alike rely on iron for growth and regulation of microbiomes—collections of bacteria, fungi, and more that co-exist in places like the human gut or the soil around a plant's roots. Plants face a special ...
Molecular & Computational biology
Jan 10, 2024
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