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American Focus > Blog > Tech and Science > Brain Cell Discovery Could Change Weight-Loss Drugs : ScienceAlert
Tech and Science

Brain Cell Discovery Could Change Weight-Loss Drugs : ScienceAlert

Last updated: June 12, 2025 4:25 pm
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Brain Cell Discovery Could Change Weight-Loss Drugs : ScienceAlert
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Unlocking the Potential of Weight-Loss Drugs: A Breakthrough in Neurological Research

Weight-loss drugs that target regulatory hormones to control appetite and energy balance often come with unpleasant side effects. However, a recent study by researchers from the University of Gothenburg in Sweden has discovered a promising alternative that could revolutionize the field of weight loss medication.

Semaglutide, a GLP-1 receptor agonist, mimics the effects of glucagon-like peptide-1 hormones in our bodies to regulate blood sugar and appetite. While these drugs can be effective, they are also known to cause nausea and loss of lean body mass. The researchers have identified a network of neurons in the brains of mice, known as Adcyap1+ neurons in the dorsal vagal complex, that could provide the same health benefits as semaglutide without the unwanted side effects.

Neuroscientist Júlia Teixidor-Deulofeu explains, “This suggests that these nerve cells control the beneficial effects of semaglutide. We have therefore identified a specific group of nerve cells that is necessary for the effects that semaglutide has on weight and appetite, but which does not appear to contribute to any significant extent to side effects such as nausea.”

Nerves study diagram
The researchers tested the effects of semaglutide on mice. (Teixidor-Deulofeu et al., Cell Metabolism, 2025)

By studying the effects of semaglutide on mice and activating specific brain cells, the researchers were able to induce weight loss and appetite suppression without the negative side effects. This breakthrough could lead to the development of targeted treatments that replicate the benefits of semaglutide without the associated drawbacks.

Neuroscientist Linda Engström Ruud emphasizes the importance of understanding how these drugs work to improve their efficacy and explore new potential indications. The research, published in Cell Metabolism, sheds light on the mechanisms behind semaglutide’s effects and opens up possibilities for refining existing weight-loss medications.

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While the road to developing new treatments based on these findings is still long, the insights gained from this study pave the way for a more nuanced understanding of weight-loss drugs and their impact on the brain. With further research and refinement, we may soon see safer and more effective options for managing weight and appetite control.

TAGGED:braincellChangeDiscoveryDrugsScienceAlertWeightLoss
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