Category Biology/Biotechnology

Study reveals Relationship of Gut Microbiome on Children’s Brain Development and Function

Intestinal villi. Small finger-like projections that extend into the lumen of the small intestine. Gut bacteria, flora, microbiome. 3d illustration.
Credit: ChrisChrisW/Getty Images

Emerging evidence implicates the gut microbiome in cognitive outcomes and neurodevelopmental disorders, but the influence of gut microbial metabolism on typical neurodevelopment has not been explored in detail. Researchers from Wellesley College, in collaboration with other institutions, have demonstrated that differences in the gut microbiome are associated with overall cognitive function and brain structure in healthy children.

This study—published Dec. 22 in Science Advances—is a part of the Environmental Influences on Child Health Outcome (ECHO) Program. This study investigates this relationship in 381 healthy children, all part of The RESONANCE cohort in Providence, Rhode Island, offering novel insights into early childhood development.

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New Discovery could Aid Regenerative Heart Therapies

The top row depicts immature human heart muscle cells generated from stem cells. Their shape and fibre organisation is irregular.
The top row depicts immature human heart muscle cells generated from stem cells. Their shape and fibre organisation is irregular.  Upon Rbfox1 expression, the cells, as seen in the lower row, are more organised, closer to the shape and organisation of mature muscle cells in an adult heart. (Credit: [Huang J, Lee JZ, Rau CD, et al. Regulation of postnatal cardiomyocyte maturation by an RNA splicing regulator rbfox1. Circulation. 2023;148(16):1263-1266. doi: 10.1161/circulationaha.122.061602)

Researchers identify RBFox1 as a key intrinsic regulator of heart muscle cell maturation, overcoming a major limitation in cardiac regenerative therapy and disease modelling and demonstrating for the first time that RNA splicing control can significantly impact this process.

Scientists led by Duk...

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Algae as a Surprising Meat Alternative and Source of Environmentally Friendly Protein

Photo by Laker

With more of us looking for alternatives to eating animals, new research has found a surprising environmentally friendly source of protein – algae.

The University of Exeter study has been published in The Journal of Nutrition and is the first of its kind to demonstrate that the ingestion of two of the most commercially available algal species are rich in protein which supports muscle remodeling in young healthy adults. Their findings suggest that algae may be an interesting and sustainable alternative to animal-derived protein with respect to maintaining and building muscle.

Researcher Ino Van Der Heijden from the University of Exeter said: “Our work has shown algae could become part of a secure and sustainable food future...

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Researchers develop ‘Electronic Soil’ that Enhances Crop Growth

Electronic
Eleni Stavrinidou, associate professor, and supervisor of the study and Alexandra Sandéhn, Ph.D. student, one of the lead authors, connect the eSoil to a low power source for stimulating plant growth. Credit: Thor Balkhed

Barley seedlings grow on average 50% more when their root system is stimulated electrically through a new cultivation substrate. In a study published in the journal PNAS, researchers from Linköping University have developed an electrically conductive “soil” for soilless cultivation, known as hydroponics.

“The world population is increasing, and we also have climate change. So it’s clear that we won’t be able to cover the food demands of the planet with only the already existing agricultural methods...

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