Texas A&M launches clinical trial to measure health benefits of ‘agrihood’ living
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Updates every hour. Last Updated: 23-Dec-2025 01:11 ET (23-Dec-2025 06:11 GMT/UTC)
Birds have developed a unique evolutionary solution to ensure the survival of males – a powerful microRNA. This tiny gene allows male embryos to survive despite a genetic imbalance between the sexes by balancing the activity of the sex chromosomes. An international research team led by biologists from Heidelberg University and the University of Edinburgh (Scotland) has discovered this previously unknown mechanism, which differs significantly from the system that mammals have developed in the course of evolution to address the same biological challenge.
A popular species of edible mushroom, golden oyster, has spread rapidly throughout the United States since escaping from cultivation into the wild. Now, a new study from researchers at the University of Wisconsin–Madison shows these mushrooms are spreading in every direction from their initial documented escapes in New York, Iowa, Wisconsin and Ohio. The study, published in the journal Current Biology, also found that ecosystems invaded by the golden oyster support less diversity of fungal species and smaller numbers of native fungal species.
A new experimental design framework could enable scientists to efficiently estimate how combinations of interventions will affect a group of cells, reducing the cost of experiments and providing less biased data that could be used to understand disease mechanisms or develop new treatments.