Medical Xpress

@medical_xpress

Latest research news on health and medicine

Joined April 2011

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Medical Xpress@medical_xpress · 14 h

Long-term exposure to outdoor #AirPollution, including PM2.5, nitrogen dioxide, and soot, is associated with a higher risk of developing #Dementia, highlighting the need for targeted policy interventions. @Cambridge_Uni @TheLancet doi.org/g9t6h4 medicalxpress.com/news/2025-07-t…

medical_xpress's tweet card. An analysis of studies incorporating data from almost 30 million people has highlighted the role that air pollution—including that coming from car exhaust emissions—plays in increased risk of...

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Medical Xpress@medical_xpress · 22 h

Seventeen genetic variants have been identified as likely contributors to #BipolarDisorder risk, linking neurodevelopmental and gut-brain pathways to the condition’s genetic architecture. @NatureNeuro doi.org/g9s36m medicalxpress.com/news/2025-07-g…

medical_xpress's tweet card. Bipolar disorder is a mental health condition characterized by extreme mood swings, with alternating periods of depression and manic episodes. Past research suggests that bipolar disorder has a...

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Medical Xpress@medical_xpress · 1 h

#Human CLOCK gene expression in the neocortex enhances neural connectivity and cognitive flexibility in mice, indicating a potential role in advanced human brain functions beyond circadian regulation. @NatureNeuro doi.org/g9rtvm medicalxpress.com/news/2025-07-h…

medical_xpress's tweet card. Clock genes are a set of genes known to contribute to the regulation of the human body's internal 24-hour cycle, also known as the circadian rhythm. One of these genes is the so-called CLOCK gene, a...

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Medical Xpress@medical_xpress · 12 h

#Gut support cells use neuron-like extensions to deliver signals directly to #IntestinalStemCells, revealing a precise communication system that could transform #RegenerativeMedicine and gut disease treatment. @dukenus doi.org/g9t4ds medicalxpress.com/news/2025-07-g…

medical_xpress's tweet card. In a key advance for regenerative medicine and gut health, scientists from Duke-NUS Medical School and Nanyang Technological University, Singapore (NTU Singapore) have uncovered a precise and...

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Medical Xpress@medical_xpress · 16 h

An AI platform now enables rapid design of protein binders that reprogram #ImmuneCells to target #Cancer, potentially accelerating personalized immunotherapy development from years to weeks. @sciencemagazine doi.org/g9t48c medicalxpress.com/news/2025-07-a…

medical_xpress's tweet card. Precision cancer treatment on a larger scale is moving closer now that researchers have developed an AI platform to tailor protein components and arm the patient's immune cells to fight cancer.

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Medical Xpress@medical_xpress · 18 h

Distinct brain wave patterns in deep neural circuits have been identified as biomarkers for #Obsessive-compulsiveDisorder, paving the way for more precise and adaptive #DeepBrainStimulation therapies. @herseninstituut @NatMentHealth doi.org/g9t47g medicalxpress.com/news/2025-07-n…

medical_xpress's tweet card. For the first time, researchers at the Netherlands Institute for Neuroscience and Amsterdam UMC have identified what happens in neural networks deep within the brain during obsessive thoughts and...

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Medical Xpress@medical_xpress · 24 h

#Exposure to the pesticide rotenone alters #GeneExpression in brain regions linked to Parkinson’s, disrupting immune and synaptic functions and highlighting mechanisms behind environmental risk factors. @ukdri doi.org/g9t4nz medicalxpress.com/news/2025-07-e…

medical_xpress's tweet card. Cells in key brain regions involved in Parkinson's retain a "memory" of pesticide exposure that disrupts gene expression, new research reveals.

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Medical Xpress@medical_xpress · Jul 24

A gene therapy targeting X chromosome silencing has shown potential to reactivate healthy MECP2 genes in #RettSyndrome models, improving symptoms and offering hope for X-linked disorders. @NatureComms doi.org/g9tww8 medicalxpress.com/news/2025-07-c…

medical_xpress's tweet card. Researchers led by UC Davis Health scientist Sanchita Bhatnagar have developed a promising gene therapy that could treat Rett syndrome. The therapy works on reactivating healthy but silent genes...

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Medical Xpress@medical_xpress · Jul 24

Walking 7,000 #Steps daily delivers nearly the same health benefits as 10,000, significantly reducing risks of early death, #CardiovascularDisease, dementia, and depression. Small increases matter. @TheLancet doi.org/g9t27c medicalxpress.com/news/2025-07-r…

medical_xpress's tweet card. A study led by the University of Sydney suggests that walking 7,000 steps a day offers similar health benefits to walking 10,000, across several outcomes.

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Medical Xpress@medical_xpress · Jul 24

A novel drug approach disrupts ##CancerCells’ ability to adapt, doubling chemotherapy effectiveness in animal models by targeting #Chromatin structure rather than the cancer cells directly. @northwesternu @PNASNews doi.org/g9tx88 medicalxpress.com/news/2025-07-d…

medical_xpress's tweet card. In a wholly new approach to cancer treatment, Northwestern University biomedical engineers have doubled the effectiveness of chemotherapy in animal experiments.

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Medical Xpress@medical_xpress · Jul 23

#Electrical stimulation of #FacialMuscles can bias emotion perception, making individuals more likely to interpret ambiguous faces as happy. Facial feedback reduces reliance on visual cues during #EmotionRecognition. doi.org/g9tzsf medicalxpress.com/news/2025-07-e…

medical_xpress's tweet card. Psychology research suggests that the human body, particularly the muscles on our face, plays a key part in the processing of others' emotions. For instance, past findings suggest that when we see...

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Medical Xpress@medical_xpress · Jul 23

A novel #Vaccine delivery method uses specialized dental floss along the gum line to trigger immune responses, offering a promising, needle-free alternative for future immunization strategies. @natBME doi.org/g9t2tz medicalxpress.com/news/2025-07-s…

medical_xpress's tweet card. Flossing your teeth at least once a day is an essential part of any oral health routine. But it might also one day protect other parts of the body as scientists have created a novel, needle-free...

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Medical Xpress@medical_xpress · Jul 23

#A newly identified "neurobiotic sense" enables the brain to receive real-time signals from #Gut microbes, directly influencing appetite and potentially linking gut health to behavior and mood. @nature doi.org/g9t2rv medicalxpress.com/news/2025-07-n…

medical_xpress's tweet card. In a breakthrough that reimagines the way the gut and brain communicate, researchers have uncovered what they call a "neurobiotic sense," a newly identified system that lets the brain respond in real...

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Medical Xpress@medical_xpress · Jul 23

A fully printed wearable sensor enables noninvasive, real-time #Lithium monitoring through sweat, offering a scalable and convenient alternative to blood draws for patients with #BipolarDisorder. @USC @cellpressnews doi.org/g9t2jd medicalxpress.com/news/2025-07-w…

medical_xpress's tweet card. Although lithium is highly effective in treating bipolar disorder, the chemical has a narrow therapeutic window—too high a dose can be toxic to patients, causing kidney damage, thyroid damage, or...

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Medical Xpress@medical_xpress · Jul 23

A new antibody-based protocol enables successful #StemCellTransplants for #FanconiAnemia without toxic chemotherapy or radiation, offering a safer option for patients with genetic blood disorders. @sumedicine @NatureMedicine doi.org/g9tzxs medicalxpress.com/news/2025-07-s…

medical_xpress's tweet card. An antibody treatment developed at Stanford Medicine successfully prepared patients for stem cell transplants without toxic busulfan chemotherapy or radiation, a Phase I clinical trial has shown.

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Medical Xpress@medical_xpress · Jul 23

#MisfoldedProteins accumulate in mitochondria of pancreatic β-cells in type 2 #Diabetes, impairing cell survival. Targeting mitochondrial protein quality control may offer new therapeutic strategies. @umich doi.org/g9twz8 medicalxpress.com/news/2025-07-m…

medical_xpress's tweet card. Aging-related diseases, including cancer, cardiovascular disorders and type 2 diabetes, are associated with defects in protein synthesis and folding.

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Medical Xpress@medical_xpress · Jul 23

Personalized #DeepBrainStimulation, guided by real-time gait metrics and #NeuralActivity, enables significant improvements in walking stability and speed for individuals with #Parkinson'sDisease. @ucsf doi.org/g9twz5 medicalxpress.com/news/2025-07-t…

medical_xpress's tweet card. For patients with Parkinson's disease, changes in their ability to walk can be dramatic. "Parkinson's gait," as it is often called, can include changes in step length and asymmetry between legs. This...

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Medical Xpress@medical_xpress · Jul 22

The body’s 24-hour clock maintains precise timing across #Temperature changes by subtly distorting gene activity rhythms, ensuring stable synchronization with the day-night cycle. @riken_en doi.org/g9twz7 medicalxpress.com/news/2025-07-b…

medical_xpress's tweet card. Researchers led by Gen Kurosawa at the RIKEN Center for Interdisciplinary Theoretical and Mathematical Sciences (iTHEMS) in Japan have used theoretical physics to discover how our biological clock...

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Medical Xpress@medical_xpress · Jul 22

#Living through the COVID-19 #Pandemic is linked to accelerated #Brain aging, particularly in older adults, men, and those from disadvantaged backgrounds, regardless of infection status. @UniofNottingham @NatureComms doi.org/g9twvw medicalxpress.com/news/2025-07-c…

medical_xpress's tweet card. A new study, led by experts at the University of Nottingham, has found that the COVID-19 pandemic may have accelerated people's brain health, even if they were never infected with the virus.

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Medical Xpress@medical_xpress · Jul 22

#Mathematical models show that #SleepPatterns across ages—like babies’ naps or early waking in older adults—arise from complex interactions between biology, light exposure, and daily routines. @uniofsurrey doi.org/g9twkc medicalxpress.com/news/2025-07-m…

medical_xpress's tweet card. Wonder why babies nap on some days but not on others? Or why older people wake up earlier? Mathematical modeling of sleep regulation provides some surprising answers to these and other questions,...

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