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Medical research news
Medical research
Preventing overhydration: Study uncovers a neural circuit that prompts mice to stop drinking
Identifying the neural mechanisms that support the regulation of vital physiological processes, such as drinking, eating and sleeping, is a long-standing goal within the neuroscience research community. As the disruption ...
20 hours ago
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Medical research
Discovery of 'primed' state in neuromuscular receptors may guide future drug design
An international research team led by a University of Ottawa Faculty of Medicine investigator has revealed ultra-detailed intricacies in how nerve signals activate at the neuromuscular junction, a specialized synapse that ...
11 hours ago
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In the midst of a global dengue epidemic, one program kept a Brazilian city safe
Dengue has been a public health problem in the tropical world for decades and 2024 saw a global dengue surge, with more than 14 million cases and 10 thousand deaths reported worldwide—more than double the figures for dengue ...
10 hours ago
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Gut microbiome affects alcohol preference by influencing brain's reward system
Researchers at Tufts University School of Medicine and Tufts Graduate School of Biomedical Sciences have found a surprising connection between a fungus associated with alcohol use disorder and the brain's dopamine reward ...
18 hours ago
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Collaboration finds no loss of patient confidence in environmentally friendly doctors
The doctor suggests opting for a treatment that is better for the environment. How do patients react to this? Doctors and psychologists together discovered that this has little impact on patient confidence in the doctor.
12 hours ago
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Undergraduate researcher identifies virus's ability to replicate and cause cancer
When Sean Fletcher walked into Sam Biswas' Medical and Molecular Sciences (MMSC) lab at the University of Delaware College of Health Sciences during the summer of his first year, he had no research or laboratory experience.
15 hours ago
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Impostor study participants could distort health research and endanger patient outcomes
Impostor participants threaten the integrity of health research, and by extension, the policies and clinical decisions built on it, warn experts in The BMJ today.
Oct 15, 2025
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Tiny regenerative worm offers insights into tissue repair and regenerative medicine
Stem cells in most organisms typically take cues from adjacent cells. But new research from the Stowers Institute for Medical Research reveals planarian stem cells ignore their nearest neighbors and instead respond to signals ...
Oct 15, 2025
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Absence of key protein scrambles sperm DNA, revealing potential cause of male infertility
Researchers from the Universitat Autònoma de Barcelona (UAB) have published an analysis that reveals new functions of the RAD21L protein—a germline-specific cohesin—crucial for male fertility. The study, carried out ...
Oct 15, 2025
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Bacterial communication delays wound healing by disrupting skin cell repair
Researchers at University of California San Diego School of Medicine have discovered a previously unrecognized mechanism by which Staphylococcus aureus—one of the most common causes of skin and soft tissue infections worldwide—delays ...
Oct 15, 2025
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Researchers show benefit of ultra-deep RNA sequencing in Mendelian disorder diagnostics
RNA sequencing (RNA-seq) is a powerful tool in diagnosing Mendelian disorders, but the optimized sequencing depth for this technology has not yet been determined. In a new study published in the American Journal of Human ...
Oct 15, 2025
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A new clue to male fertility: Omega-3 fatty acid DHA shown to relax reproductive tract muscle
A research team has discovered that docosahexaenoic acid (DHA), a major omega-3 fatty acid found in fish oil, directly relaxes smooth muscle in the male reproductive tract by blocking specific calcium channels.
Oct 15, 2025
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Cardamom seeds revealed as potential source of antiviral treatment
Plant-based materials have traditionally been used to treat a variety of viral infections. Now, researchers have found that cardamom seed extract, as well as its main bioactive ingredient, 1,8-cineole, can have potent antiviral ...
Oct 14, 2025
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250-year-old drug enters clinical trial as potential treatment for deadly pancreatic cancer
Researchers in Sweden are testing a 250-year-old medicine in patients with one of the world's deadliest cancers.
Oct 14, 2025
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Unlocking the skin's natural healing power for regenerative medicine
Our skin protects us from everyday mechanical stresses, like friction, cuts, and impacts. A key part of this function—standing as a bulwark against the outside world—is the skin's amazing ability to regenerate and heal. ...
Oct 13, 2025
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mRNA therapy restores sperm production and fertility in mice
For many couples facing infertility, medicine offers a range of solutions. But for men with non-obstructive azoospermia (NOA)—a genetic condition where sperm production stalls—options remain limited.
Oct 13, 2025
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Exploring the therapeutic potential of hypothermia for neural health
Hypothermia can preserve neuron health following brain injury, but complications from external cooling make it less promising therapeutically. Recent evidence suggests that activating a specific neuron population triggers ...
Oct 13, 2025
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New injectable gel shows promise as voice loss treatment
McGill University researchers have engineered a new hydrogel that shows early promise as a treatment for people with vocal cord injuries.
Oct 12, 2025
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Ketogenic diet may protect against stress experienced in the womb
Researchers have shown that young rats fed a ketogenic diet—a diet with high fat and low carbohydrates—are protected from the lasting experience of pre‑natal stress. This work, which has not yet been confirmed in humans, ...
Oct 11, 2025
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Fruity fly study uncovers neural circuits for sensing the pleasantness or unpleasantness of odors
Researchers led by Hokto Kazama at the RIKEN Center for Brain Science (CBS) in Japan have discovered how animals sense whether things smell pleasant or unpleasant, one of the abilities that allow us to appreciate the flavor ...
Oct 10, 2025
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FDA clears heart tissue regeneration drug AD-NP1 for clinical trials
The body's tissues can get injured in many ways, but while some injuries heal perfectly, others don't heal at all. A cut in the skin, for example, usually heals all on its own, while internal organs, such as the heart after ...
Oct 10, 2025
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Vitamin A transporter reactivates latent HIV, providing another step towards a cure
Human immunodeficiency viruses (HIV) are insidious. They can evade the immune defense and antiviral drugs by becoming "latent." In this state, they are largely invisible and unassailable. As long as these dormant viruses ...
Oct 9, 2025
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A global standard to measure outcomes in dengue treatment trials
The first global standard that harmonizes what outcomes to measure in dengue treatment trials has been published Oct. 7 in The Lancet Infectious Diseases. Co-led by researchers at King's and the University of Oxford, this ...
Oct 8, 2025
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Researchers discover a type of fibroblast that may contribute to the formation and recurrence of overgrown scars
Keloids are raised, overgrown scars that can develop after skin injuries or surgery, often extending beyond the original wound boundaries. For many people, keloids are more than just a cosmetic concern; they often cause distressing ...
Oct 8, 2025
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Disabling a critical cellular pathway could be key to stopping deadly rotavirus infection
Rotavirus causes severe dehydrating diarrhea in infants and young children, contributing to more than 128,500 deaths per year globally despite widespread vaccination efforts. Although rotavirus is more prevalent in developing ...
Oct 7, 2025
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