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Treating liver disease with microscopic nanoparticles

2025-10-17
Across the world, more than 1.5 billion people suffer from chronic liver disease. The U.S. Centers for Disease Control and Prevention reports that it kills more than 52,000 people a year in the United States alone — the ninth most common cause of death in the nation. Despite this significant impact on society, alcohol-related liver disease (ARLD) remains largely unaddressed by medical research. Texas A&M University researcher Dr. Jyothi Menon aims to change that with a promising new therapy that she’s developing. ...

Chemicals might be hitching a ride on nanoplastics to enter your skin

2025-10-17
Plastic is ubiquitous in the modern world, and it’s notorious for taking a long time to completely break down in the environment — if it ever does. But even without breaking down completely, plastic can shed tiny particles — called nanoplastics because of their extremely small size — that scientists are just now starting to consider in long-term health studies. One of those scientists is Dr. Wei Xu, an associate professor in the Texas A&M College of Veterinary Medicine and Biomedical Sciences’ Department of Veterinary Physiology & Pharmacology. Xu’s ...

Pregnant patients with preexisting high cholesterol may have elevated CV risk

2025-10-17
Preexisting hyperlipidemia in pregnancy is associated with heightened risks of obstetric complications and early cardiovascular events in the first five-years postpartum, according to a new study being presented at ACC’s Cardio-Obstetrics Essentials: Team-Based Management of Cardiovascular Disease and Pregnancy conference. The researchers call for clinicians to incorporate lipid screening into preconception care and closely monitor women with hyperlipidemia during and after pregnancy. “Pre-pregnancy hyperlipidemia is not just a metabolic concern; it ...

UC stroke experts discuss current and future use of AI tools in research and treatment

2025-10-17
As artificial intelligence (AI) use continues to grow in nearly every industry, it is important to establish guardrails to make sure the technology is used ethically and responsibly. This is especially true in the field of medicine, where errors can be a matter of life and death and patient information must be protected. A group of stroke physicians, researchers and industry representatives discussed the current use and future of AI in stroke clinical trial design at the Stroke Treatment Academic Industry Roundtable meeting March 28. Led by the University of Cincinnati’s Joseph Broderick, MD, the researchers published an article in the ...

The Southern Ocean’s low-salinity water locked away CO2 for decades, but...

2025-10-17
Climate models suggest that climate change could reduce the Southern Ocean’s ability to absorb carbon dioxide (CO2). However, observational data actually shows that this ability has seen no significant decline in recent decades. In a recent study, researchers from the Alfred Wegener Institute have discovered what may be causing this. Low-salinity water in the upper ocean has typically helped to trap carbon in the deep ocean, which in turn has slowed its release into the atmosphere – until now, that is, because climate change is increasingly altering the Southern Ocean and its function as a carbon sink. The study ...

OHSU researchers develop functional eggs from human skin cells

2025-10-17
Researchers at Oregon Health & Science University have accomplished a unique proof of concept to treat infertility by turning skin cells into eggs capable of producing early human embryos. The research published today in the journal Nature Communications. The development offers a potential avenue for in vitro gametogenesis — the process of creating gametes — to treat infertility for women of advanced maternal age or those who are unable to produce viable eggs due to previous treatment of cancer or other causes. “In addition to offering hope for millions of people with infertility due to ...

Most users cannot identify AI bias, even in training data

2025-10-17
UNIVERSITY PARK, Pa. — When recognizing faces and emotions, artificial intelligence (AI) can be biased, like classifying white people as happier than people from other racial backgrounds. This happens because the data used to train the AI contained a disproportionate number of happy white faces, leading it to correlate race with emotional expression. In a recent study, published in Media Psychology, researchers asked users to assess such skewed training data, but most users didn’t notice the bias — unless they were in the negatively portrayed group. The study was designed to examine whether laypersons understand that unrepresentative data used to train ...

Hurricane outages: Analysis details the where, and who, of increased future power cuts

2025-10-17
Images   Georgia and northern Florida are likely to be hardest hit by increasing hurricane-induced power outages along the Atlantic coast in the future, with Hispanic, non-white, low-income and elderly populations most affected, according to new research led by the University of Michigan.   Hurricanes are predicted to become even more frequent and severe in the coming years if the planet's temperatures rise by another 1.5 degrees Celsius over pre-industrial levels—expected by the end of the century without drastic action taken.    The total 3 C rise will bring increased outages to areas ...

Craters on surface of melanoma cells found to serve as sites for tumor killing

2025-10-17
Like the surface of the moon, new research published today in Cell finds the existence of craters on the surface of melanoma cells that serve as immune hubs, becoming major sites for tumor killing. These craters could serve as good markers for immunotherapy success. This research provides insight into a key function of immune check-point blockade (ICB) cancer therapy that was previously unknown. ICB works by re-activating CD8+ T cells against tumors which shrinks and eventually kills the cancer cells. However, what facilitates local tumor killing by the infiltrating CD8+ T cells has remained a ...

Research Spotlight: Mapping overlooked challenges in stroke recovery

2025-10-17
Nirupama Yechoor, MD, MSC, of the Department of Neurology at Massachusetts General Hospital, is the senior author of a paper published in JAMA Network Open, “Coherence of Stroke Survivors’ Lived Experiences and the Stroke Specific Quality of Life Scale.” Q: How would you summarize your study for a lay audience? As doctors who care for stroke survivors, we recognize that recovery is a long journey shaped by physical, emotional, mental and social challenges that extend beyond the hospital walls. We also recognize that many changes are needed to help all stroke survivors achieve their best recovery, which means optimizing both their health and their wellbeing. ...

Geographic and temporal patterns of screening for breast, cervical, and colorectal cancer in the US

2025-10-17
About The Study: The findings of this study suggest that despite increasing screening overall, which led to reduced geographic variation in screening, local clusters of high and low screening persisted in the Northeast and Southwest U.S., respectively. Future studies could incorporate county-level health care access characteristics to explain why areas of low screening did not catch up to optimize cancer screening practices.  Corresponding Author: To contact the corresponding author, Timothy R. Rebbeck, PhD, email timothy_rebbeck@dfci.harvard.edu. To access the ...

Cannabis laws and opioid use among commercially insured patients with cancer diagnoses

2025-10-17
About The Study: This study’s findings indicate cannabis may be a substitute for opioids in the management of cancer-related pain. However, further research directly observing cannabis use is needed to evaluate the efficacy of cannabis as a treatment for cancer-related pain. Corresponding Author: To contact the corresponding author, Victoria Bethel, MSN, email vbethel@uga.edu. To access the embargoed study: Visit our For The Media website at this link https://media.jamanetwork.com/ (doi:10.1001/jamahealthforum.2025.3512) Editor’s Note: Please see the article ...

Research Spotlight: Surprising gene mutation in brain’s immune cells linked to increased Alzheimer’s risk

2025-10-17
Dominika Pilat, PhD, and Ana Griciuc, PhD, of the Department of Neurology at Massachusetts General Hospital are the lead and senior authors of a paper published in Neuron, “The Gain-of-Function TREM2-T96K Mutation Increases Risk for Alzheimer’s Disease by Impairing Microglial Function.” Q: How would you summarize your study for a lay audience? Our team wanted to understand how immune cells of the brain, called microglia, contribute to Alzheimer’s disease (AD) pathology. It’s known that subtle changes, or mutations, in genes expressed in microglia are associated with an increased ...

Missing molecule may explain Down syndrome

2025-10-17
Faulty brain circuits seen in Down syndrome may be caused by the lack of a particular molecule essential for the development and function of the nervous system, new research suggests. Restoring the molecule, called pleiotrophin, could improve brain function in Down syndrome and other neurological diseases – possibly even in adults, the researchers say. The scientists conducted their work in lab mice, rather than in people, so the approach is far from being available as a treatment. But the researchers found that administering pleiotrophin improved brain function in adult ...

Donor diabetes and 1-year Descemet membrane endothelial keratoplasty success rate

2025-10-17
About The Study: The 1-year success rate in eyes undergoing Descemet membrane endothelial keratoplasty (DMEK) with successfully prepared tissue was very high regardless of donor diabetes status. These results, supported by the separately reported finding that endothelial cell loss and cornea morphometry after 1 year were not affected by donor diabetes status, provide strong support for having no restrictions on the use of tissue from donors with diabetes for DMEK.  Corresponding Author: To contact the corresponding author, Jonathan H. Lass, MD, email deks@case.edu. To access the embargoed study: Visit our For The Media website at this link ...

Endothelial cell loss 1 year after successful DMEK in the diabetes endothelial keratoplasty study

2025-10-17
About The Study: This randomized clinical trial found that endothelial cell loss and morphometry 1 year after Descemet membrane endothelial keratoplasty (DMEK) were not affected by cornea donor diabetes status. With comparable 1-year graft success with tissue from donors with and without diabetes demonstrated in this trial, these findings support the use of corneas from donors with diabetes for endothelial keratoplasty procedures.  Corresponding Author: To contact the corresponding author, Jonathan ...

Overactive Runx1 gene triggers early disc degeneration linked to aging

2025-10-17
“Taken together, these findings reveal a novel role of Runx1 in maintaining disc health and regulating age-related degenerative processes.” BUFFALO, NY — October 17, 2025 — A new research paper was published in Volume 17, Issue 9 of Aging-US on September 8, 2025, titled, “Runx1 overexpression induces early onset of intervertebral disc degeneration.” In this study, led by first author Takanori Fukunaga from Emory University School of Medicine and corresponding author Hicham Drissi from Emory and the Atlanta VA Medical Center, researchers found that the Runx1 gene, when overactive in spinal disc cells, ...

NYU Langone Health chair of ophthalmology, Dr. Kathryn Colby, honored with Castroviejo Medal at AAO 2025

2025-10-17
ORLANDO, FLORIDA, OCTOBER 17, 2025—NYU Langone Health ophthalmology faculty present their latest research at this year’s annual meeting of the American Academy of Ophthalmology (AAO), where Kathryn A. Colby, MD, PhD, the Elisabeth J. Cohen, MD, Professor and chair of the Department of Ophthalmology at NYU Grossman School of Medicine, will be awarded the prestigious Castroviejo Medal from the Cornea Society. This honor recognizes Dr. Colby’s groundbreaking contributions to the field of ophthalmology, particularly in the promotion, research, and understanding of the cornea. Among the presentations at AAO in Orlando, October 17 ...

Chemotherapy combination boosts overall survival in patients with EGFR-mutant non-small cell lung cancer

2025-10-17
BERLIN October 17, 2025 – Treatment with osimertinib plus a platinum–pemetrexed chemotherapy combination resulted in statistically significant and clinically meaningful improvement in overall survival in patients with newly diagnosed EGFR-mutated advanced non-small cell lung cancer (NSCLC) compared to osimertinib alone. The finding is based on an analysis of the complete data from the phase 3 global FLAURA2 study, co-led by researchers from Dana-Farber Cancer Institute and Gustave Roussy (Grand Paris, Villejuif, France). Median overall survival was 47.5 months in the osimertinib plus platinum–pemetrexed group versus 37.6 months ...

FAU’s Queen Conch Lab receives prestigious international award

2025-10-17
The Florida Atlantic University Harbor Branch Oceanographic Institute’s Queen Conch Lab, led by research professor Megan Davis, Ph.D., has been named the recipient of the 2025 Responsible Seafood Innovation Award in Aquaculture from the Global Seafood Alliance (GSA). The award honors the Queen Conch Lab’s development of mobile lab hatcheries designed to help restore the threatened Caribbean queen conch. These self-contained, trailer-based hatcheries bring advanced aquaculture capabilities to coastal communities across the Caribbean, many of which lack traditional infrastructure. This innovation is not only helping to rebuild wild ...

Post-traumatic vasospasm: An overlooked threat after brain injury

2025-10-17
A new review published in the Journal of Intensive Medicine on 25 July, 2025 and led by Dr. Alice Jacquens and Dr. Clara Perrault from Pitié Salpêtrière Hospital, Paris, France, sheds light on an under-recognized complication of traumatic brain injury (TBI): post-traumatic vasospasm (PTV). PTV is a sudden narrowing of brain arteries that can lead to stroke and long-term neurological damage. It may affect up to 60% of TBI patients but is often missed, especially in intensive care units where ...

Scientists smash record in stacking semiconductor transistors for large-area electronics

2025-10-17
King Abdullah University of Science and Technology (KAUST; Saudi Arabia) researchers have set a record in microchip design, achieving the first six-stack hybrid CMOS (complementary metal-oxide semiconductor) for large-area electronics. With no other reported hybrid CMOS exceeding two stacks, the feat marks a new benchmark in integration density and efficiency, opening possibilities in electronic miniaturization and performance.  Among microchip technologies, CMOS microchips are found in nearly all electronics, from phones and televisions to satellites and medical devices. Compared with conventional silicon chips, hybrid CMOS microchips hold greater promise ...

Large language models prioritize helpfulness over accuracy in medical contexts

2025-10-17
Large language models (LLMs) can store and recall vast quantities of medical information, but their ability to process this information in rational ways remains variable. A new study led by investigators from Mass General Brigham demonstrated a vulnerability in that LLMs are designed to be sycophantic, or excessively helpful and agreeable, which leads them to overwhelmingly fail to appropriately challenge illogical medical queries despite possessing the information necessary to do so. Findings, published in npj Digital Medicine, demonstrate that targeted training and fine-tuning can ...

In a surprising discovery, scientists find tiny loops in the genomes of dividing cells

2025-10-17
CAMBRIDGE, MA -- Before cells can divide, they first need to replicate all of their chromosomes, so that each of the daughter cells can receive a full set of genetic material. Until now, scientists had believed that as division occurs, the genome loses the distinctive 3D internal structure that it typically forms. Once division is complete, it was thought, the genome gradually regains that complex, globular structure, which plays an essential role in controlling which genes are turned on in a given cell. However, a new study from MIT shows that in fact, this picture is not fully accurate. ...

Printing technique could vastly improve the environmental impact of digital displays

2025-10-17
Electrical engineers at Duke University have demonstrated the ability to print fully functional and recyclable electronics at sub-micrometer scales. The technique could impact the more than $150 billion electronic display industry and its environmental impact while providing a toehold for U.S. manufacturing to gain traction in a vital and quickly growing industry. The research appears October 17 in the journal Nature Electronics. “If we want to seriously increase U.S.-based manufacturing in areas dominated by global competitors, we need transformational technologies,” said Aaron ...
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