Heat stress from marine heatwaves can create a toxic relationship between seagrasses and a hidden ecosystem of bacteria, transforming a previously beneficial co-existence between marine plants and microbes into a harmful one, a study has found.
A new technology uses a relative of the CRISPR-Cas9 gene editing system to kill target cells. When activated by a specific, programmable genetic target, the Cas12a2 protein rips a cell’s genome apart. Researchers programmed Cas12a2 to kill virus-infected cells or cancer cells while leaving healthy cells untouched.
A single scoop of water from an Irish river revealed evidence not only of Ireland’s only frog species, but also signs of the dreaded B. dendrobatidis fungus, marking the first time this devastating amphibian disease has been spotted in the country and exposing a previously unknown risk to Ireland’s frog population.
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Researchers have uncovered that bacterial blotch is not caused by a single disease-causing bacteria or pathogen as originally learned, but by a complex of pathogenic bacterial species that thrive in the indoor controlled, humid environments where they are grown.
Investigators studying a bacterial protein have identified a new mechanism of sensing cold temperatures. The finding points to the possibility that this same type of mechanism exists in other organisms, including humans, and may have relevance for disorders involving faulty temperature regulation.
Psilocybin, the chemical compound in magic mushrooms, may reduce energetically costly social behaviors like aggressive swimming bursts, shows a study demonstrating the first evidence of a calming effect in fish.
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