https://www.sciencedaily.com/news/health_medicine/genes/ Genes and Genetics News. Read today's medical research in genetics including what can damage genes, what can protect them, and more. en-us Sun, 08 Mar 2026 01:20:49 EST Sun, 08 Mar 2026 01:20:49 EST 60 https://www.sciencedaily.com/images/scidaily-logo-rss.png https://www.sciencedaily.com/news/health_medicine/genes/ For more science news, visit ScienceDaily. https://www.sciencedaily.com/releases/2026/03/260307155943.htm Researchers have uncovered a surprising molecular chain reaction in the brain that may play a role in some forms of autism. The study suggests that nitric oxide, a tiny signaling molecule normally involved in fine-tuning communication between brain cells, can sometimes trigger a cascade of changes inside neurons. When nitric oxide activity rises, it can alter a protective protein called TSC2, weakening an important cellular brake and allowing the mTOR pathway, which controls growth and protein production, to become overactive. Sat, 07 Mar 2026 20:28:40 EST https://www.sciencedaily.com/releases/2026/03/260307155943.htm https://www.sciencedaily.com/releases/2026/03/260306224238.htm Mayo Clinic researchers have identified a rare mutation in the MET gene that can directly cause metabolic dysfunction-associated steatotic liver disease. The mutation disrupts the liver’s ability to process fat, leading to inflammation, scarring, and potentially cirrhosis. The discovery began with a father and daughter who had the disease without typical risk factors. Large-scale genomic data suggests similar rare variants may quietly contribute to the disease in many more people. Sat, 07 Mar 2026 06:04:29 EST https://www.sciencedaily.com/releases/2026/03/260306224238.htm https://www.sciencedaily.com/releases/2026/03/260306224229.htm Scientists studying 1,300 golden retrievers have uncovered genetic clues explaining why some dogs are more anxious, energetic, or aggressive than others. Remarkably, several of the same genes linked to canine behavior are also tied to human traits like anxiety, depression, and intelligence. The discovery suggests dogs and humans share biological roots for emotions and behavior. Understanding these links could help owners better interpret their pets’ reactions and even improve training and veterinary care. Sat, 07 Mar 2026 15:54:22 EST https://www.sciencedaily.com/releases/2026/03/260306224229.htm https://www.sciencedaily.com/releases/2026/03/260306224225.htm A newly identified protein may hold the key to preventing diabetic blindness. Researchers discovered that LRG1 triggers the earliest damage in diabetic retinopathy by constricting tiny retinal blood vessels and reducing oxygen supply. In mice, shutting down this protein stopped the damage before it could take hold. The finding could pave the way for treatments that protect vision before symptoms ever begin. Sat, 07 Mar 2026 04:48:42 EST https://www.sciencedaily.com/releases/2026/03/260306224225.htm https://www.sciencedaily.com/releases/2026/03/260306145621.htm Researchers have discovered a new way to increase a key brain protein damaged in Rett syndrome, a rare genetic disorder that affects thousands of children worldwide. Early studies in mice and patient-derived cells show the approach can restore normal brain cell function, raising hopes for future therapies. Fri, 06 Mar 2026 21:18:09 EST https://www.sciencedaily.com/releases/2026/03/260306145621.htm https://www.sciencedaily.com/releases/2026/03/260305223240.htm A Rutgers-led study found that eating less protein may help slow liver cancer in people with impaired liver function. When damaged livers can’t properly clear toxic ammonia from protein metabolism, the excess ammonia can feed tumor growth. In mice, reducing dietary protein lowered ammonia levels, slowed tumor growth, and significantly improved survival. Fri, 06 Mar 2026 05:17:57 EST https://www.sciencedaily.com/releases/2026/03/260305223240.htm https://www.sciencedaily.com/releases/2026/03/260305223231.htm Researchers in Sweden have engineered a cell-free cartilage scaffold that can guide the body to rebuild damaged bone. By removing the cells but preserving the structure and natural growth signals, the material acts as a blueprint for the body’s own repair process. In animal studies, it helped regenerate bone without triggering strong immune reactions. The team now plans to scale up production and begin testing the approach in humans. Sat, 07 Mar 2026 05:49:56 EST https://www.sciencedaily.com/releases/2026/03/260305223231.htm https://www.sciencedaily.com/releases/2026/03/260305223204.htm Researchers created an AI-driven liquid biopsy that scans patterns in fragments of DNA circulating in the blood. The system detected early liver fibrosis and cirrhosis—conditions that often go unnoticed until serious damage occurs. By analyzing genome-wide DNA fragmentation patterns rather than specific mutations, the approach captures hidden signals about a person’s overall health. Early detection could help doctors treat liver disease sooner and potentially prevent cancer. Fri, 06 Mar 2026 00:20:31 EST https://www.sciencedaily.com/releases/2026/03/260305223204.htm https://www.sciencedaily.com/releases/2026/03/260303145730.htm A new study has uncovered why some brain cells are more resistant to Alzheimer’s damage than others. Researchers found a natural cleanup system that helps remove toxic tau protein before it can form harmful clumps. The study also shows that cellular stress can produce a dangerous tau fragment linked to Alzheimer’s. Strengthening the brain’s natural defenses could point the way to new treatments. Tue, 03 Mar 2026 21:38:45 EST https://www.sciencedaily.com/releases/2026/03/260303145730.htm https://www.sciencedaily.com/releases/2026/03/260303145725.htm Stiff knees and aching hips may seem like an inevitable part of aging, but experts say we’re getting osteoarthritis all wrong. Despite affecting nearly 600 million people worldwide — and potentially a billion by 2050 — the most powerful treatment isn’t surgery or medication. It’s exercise. Movement nourishes cartilage, strengthens muscles, reduces inflammation, and even reshapes the biological processes driving joint damage. Wed, 04 Mar 2026 16:35:02 EST https://www.sciencedaily.com/releases/2026/03/260303145725.htm https://www.sciencedaily.com/releases/2026/03/260303050633.htm Scientists have uncovered a surprising new hero in the fight against one of the world’s deadliest fungal infections: albumin, the most abundant protein in human blood. In a major international study, researchers found that people who develop mucormycosis — a fast-moving and often fatal “black fungus” infection — have strikingly low levels of albumin, and that this deficiency strongly predicts death. Tue, 03 Mar 2026 14:56:04 EST https://www.sciencedaily.com/releases/2026/03/260303050633.htm https://www.sciencedaily.com/releases/2026/03/260303050624.htm Scientists have identified a crucial molecular switch that decides whether pancreatic cancer cells resist chemotherapy or respond to it. The key player, a gene called GATA6, keeps tumours in a more structured and treatable form—but it gets shut down by an overactive KRAS-driven pathway. When researchers blocked that pathway, GATA6 levels rebounded and cancer cells became more sensitive to chemo. The discovery could help turn some of the toughest pancreatic tumours into ones doctors can better control. Tue, 03 Mar 2026 11:33:04 EST https://www.sciencedaily.com/releases/2026/03/260303050624.htm https://www.sciencedaily.com/releases/2026/03/260302030657.htm Polyamines—natural molecules found in every living cell—have become stars in the longevity world for their ability to boost cellular cleanup and support healthy aging. But there’s a dark twist: high levels of these same molecules are consistently seen in cancer, where tumors grow aggressively. Mon, 02 Mar 2026 06:13:04 EST https://www.sciencedaily.com/releases/2026/03/260302030657.htm https://www.sciencedaily.com/releases/2026/03/260302030648.htm Researchers are developing a two-part therapy for type 1 diabetes: lab-made insulin-producing cells paired with custom-engineered immune cells that protect them. The goal is to stop the immune system from destroying transplanted cells — without using immunosuppressive drugs. Backed by $1 million in funding, the team hopes to create a ready-to-use treatment that could work even for people who have had diabetes for years. The approach could transform how the disease is treated. Mon, 02 Mar 2026 11:49:16 EST https://www.sciencedaily.com/releases/2026/03/260302030648.htm https://www.sciencedaily.com/releases/2026/02/260228093505.htm Scientists at Rice University have produced the first full, dye-free molecular atlas of an Alzheimer’s brain. By combining laser-based imaging with machine learning, they uncovered chemical changes that spread unevenly across the brain and extend beyond amyloid plaques. Key memory regions showed major shifts in cholesterol and energy-related molecules. The findings hint that Alzheimer’s is a whole-brain metabolic disruption—not just a protein problem. Sun, 01 Mar 2026 10:16:01 EST https://www.sciencedaily.com/releases/2026/02/260228093505.htm https://www.sciencedaily.com/releases/2026/02/260228093456.htm Scientists at Oregon State University have engineered a powerful new nanomaterial that zeroes in on cancer cells and destroys them from the inside out. Designed to exploit cancer’s unique chemistry—its acidity and high hydrogen peroxide levels—the tiny iron-based structure sparks not one but two intense chemical reactions, flooding tumors with cell-damaging oxygen molecules. This dual attack overwhelms cancer cells with oxidative stress while sparing healthy tissue. Sun, 01 Mar 2026 09:09:30 EST https://www.sciencedaily.com/releases/2026/02/260228093456.htm https://www.sciencedaily.com/releases/2026/02/260228082723.htm Drug-resistant bacteria are becoming harder to treat, pushing scientists to look for new antibiotic targets. Researchers have now discovered that several unrelated viruses disable a key bacterial protein called MurJ, which is essential for building the bacterial cell wall. High-resolution imaging shows these viral proteins lock MurJ into a single position, stopping cell wall construction and leading to bacterial death. Sat, 28 Feb 2026 09:20:04 EST https://www.sciencedaily.com/releases/2026/02/260228082723.htm https://www.sciencedaily.com/releases/2026/02/260227071914.htm Researchers found that cutting two amino acids common in animal protein—methionine and cysteine—made mice burn significantly more energy. The boost in heat production was nearly as powerful as constant exposure to cold temperatures. The mice didn’t eat less or exercise more; they simply generated more heat in their beige fat. The discovery hints that diet alone might activate the body’s calorie-burning machinery. Fri, 27 Feb 2026 13:05:43 EST https://www.sciencedaily.com/releases/2026/02/260227071914.htm https://www.sciencedaily.com/releases/2026/02/260226042458.htm A massive study of more than 270,000 people has uncovered a surprising link between a common amino acid and how long men live. Researchers found that higher levels of tyrosine—an amino acid found in protein-rich foods and often marketed as a focus-boosting supplement—were associated with shorter life expectancy in men, potentially trimming nearly a year off lifespan. Thu, 26 Feb 2026 12:31:50 EST https://www.sciencedaily.com/releases/2026/02/260226042458.htm https://www.sciencedaily.com/releases/2026/02/260226042447.htm Biomolecular condensates were long believed to be simple liquid blobs inside cells. Researchers have now uncovered that some are actually supported by fine protein filaments forming an internal scaffold. When this structure is disrupted, cells fail to grow and divide properly. The discovery suggests scientists may one day design drugs that target condensate architecture to fight cancer and neurodegenerative disease. Thu, 26 Feb 2026 09:36:27 EST https://www.sciencedaily.com/releases/2026/02/260226042447.htm https://www.sciencedaily.com/releases/2026/02/260222092306.htm A UCLA study in mice reveals that aging muscle stem cells accumulate a protein that slows repair but boosts survival. This protein, NDRG1, acts like a brake, preventing cells from activating quickly after injury. When researchers blocked it in older mice, muscle healing sped up dramatically — but stem cells became less resilient over time. The work suggests aging may reflect a survival trade-off rather than straightforward decline. Mon, 23 Feb 2026 23:02:05 EST https://www.sciencedaily.com/releases/2026/02/260222092306.htm https://www.sciencedaily.com/releases/2026/02/260221060946.htm Running extreme distances may strain more than just muscles and joints. New research suggests ultramarathons can alter red blood cells in ways that make them less flexible and more prone to breakdown, potentially interfering with how they deliver oxygen throughout the body. Scientists found signs of both mechanical stress from intense blood flow and molecular damage linked to inflammation and oxidative stress. Sat, 21 Feb 2026 07:59:29 EST https://www.sciencedaily.com/releases/2026/02/260221060946.htm https://www.sciencedaily.com/releases/2026/02/260221000255.htm Chronic wounds often spiral out of control because oxygen can’t reach the deepest layers of injured tissue. A new gel developed at UC Riverside delivers a continuous flow of oxygen right where it’s needed most, using a tiny battery-powered system. In high-risk mice, wounds healed in weeks instead of worsening. The innovation could dramatically reduce amputations—and may even open doors for lab-grown organs. Sun, 22 Feb 2026 08:14:18 EST https://www.sciencedaily.com/releases/2026/02/260221000255.htm https://www.sciencedaily.com/releases/2026/02/260219040752.htm Exercise may sharpen the mind by repairing the brain’s protective shield. Researchers found that physical activity prompts the liver to release an enzyme that removes a harmful protein causing the blood-brain barrier to become leaky with age. In older mice, dialing down this protein reduced inflammation and improved memory. The discovery points to a surprising body-to-brain pathway that could inspire new Alzheimer’s therapies. Fri, 20 Feb 2026 10:19:43 EST https://www.sciencedaily.com/releases/2026/02/260219040752.htm https://www.sciencedaily.com/releases/2026/02/260217005756.htm Researchers investigating crops grown in soil contaminated by the 2015 mining disaster in Brazil discovered that toxic metals are moving from the earth into edible plants. Bananas, cassava, and cocoa were found to absorb elements like lead and cadmium, with bananas showing a potential health risk for children under six. Although adults face lower immediate danger, scientists warn that long-term exposure could carry cumulative health consequences. Tue, 17 Feb 2026 07:07:09 EST https://www.sciencedaily.com/releases/2026/02/260217005756.htm https://www.sciencedaily.com/releases/2026/02/260217005754.htm An Ice Age double burial in Italy has yielded a stunning genetic revelation. DNA from a mother and daughter who lived over 12,000 years ago shows that the younger had a rare inherited growth disorder, confirmed through mutations in a key bone-growth gene. Her mother carried a milder version of the same mutation. The finding not only solves a long-standing mystery but also proves that rare genetic diseases stretch far back into prehistory. Tue, 17 Feb 2026 06:25:57 EST https://www.sciencedaily.com/releases/2026/02/260217005754.htm https://www.sciencedaily.com/releases/2026/02/260216084527.htm A mysterious RNA found in breast cancer led scientists to uncover an entire hidden class of cancer-specific RNAs across dozens of tumor types. These molecules form unique molecular signatures that identify cancer type and subtype with remarkable accuracy. Some even drive tumor growth and metastasis. Because many are released into the bloodstream, a simple blood test can track how patients respond to treatment and predict survival. Tue, 17 Feb 2026 03:50:37 EST https://www.sciencedaily.com/releases/2026/02/260216084527.htm https://www.sciencedaily.com/releases/2026/02/260216044006.htm Northwestern researchers have shown that when it comes to cancer vaccines, arrangement can be just as important as ingredients. By repositioning a small fragment of an HPV protein on a DNA-based nanovaccine, the team dramatically strengthened the immune system’s attack on HPV-driven tumors. One specific design slowed tumor growth, extended survival in animal models, and unleashed far more cancer-killing T cells than other versions made with the exact same components. Wed, 18 Feb 2026 10:00:32 EST https://www.sciencedaily.com/releases/2026/02/260216044006.htm https://www.sciencedaily.com/releases/2026/02/260216044003.htm Researchers have built a realistic human mini spinal cord in the lab and used it to simulate traumatic injury. The model reproduced key damage seen in real spinal cord injuries, including inflammation and scar formation. After treatment with fast moving “dancing molecules,” nerve fibers began growing again and scar tissue shrank. The results suggest the therapy could eventually help repair spinal cord damage. Mon, 16 Feb 2026 07:41:25 EST https://www.sciencedaily.com/releases/2026/02/260216044003.htm https://www.sciencedaily.com/releases/2026/02/260215225546.htm Researchers have uncovered the enzyme behind chromothripsis, a chaotic chromosome-shattering event seen in about one in four cancers. The enzyme, N4BP2, breaks apart DNA trapped in tiny cellular structures, unleashing a burst of genetic changes that can help tumors rapidly adapt and resist therapy. Blocking the enzyme dramatically reduced this genomic destruction in cancer cells. Mon, 16 Feb 2026 01:00:42 EST https://www.sciencedaily.com/releases/2026/02/260215225546.htm https://www.sciencedaily.com/releases/2026/02/260215084954.htm Scientists have created the most detailed maps yet of how genes control one another inside the brains of people with Alzheimer’s disease. Using a powerful new AI-based system called SIGNET, the team uncovered cause-and-effect relationships between genes across six major brain cell types, revealing which genes are truly driving harmful changes. The most dramatic disruptions were found in excitatory neurons, where thousands of genetic interactions appear to be extensively rewired as the disease progresses. Sun, 15 Feb 2026 09:15:19 EST https://www.sciencedaily.com/releases/2026/02/260215084954.htm https://www.sciencedaily.com/releases/2026/02/260213223904.htm Scientists are launching an ambitious global effort to map the “human exposome” — the lifelong mix of environmental and chemical exposures that drive most diseases. Backed by new partnerships with governments, UNESCO, and international science advisory bodies, the initiative is rapidly expanding across continents. Powered by AI and advanced data tools, the movement seeks to shift medicine beyond genetics and toward the real-world factors shaping human health. Sat, 14 Feb 2026 08:06:46 EST https://www.sciencedaily.com/releases/2026/02/260213223904.htm https://www.sciencedaily.com/releases/2026/02/260212234218.htm Scientists at Cedars-Sinai have uncovered a surprising repair system in the spinal cord that could open new doors for treating paralysis, stroke, and diseases like multiple sclerosis. They found that special support cells called astrocytes—located far from the actual injury—spring into action after damage. These “lesion-remote astrocytes” send out a protein signal, CCN1, that reprograms immune cells to efficiently clean up fatty nerve debris. Fri, 13 Feb 2026 08:47:43 EST https://www.sciencedaily.com/releases/2026/02/260212234218.htm https://www.sciencedaily.com/releases/2026/02/260212025618.htm A protein called HIF1 may be the missing link behind painful tendon injuries like jumper’s knee and tennis elbow. Researchers showed that high levels of HIF1 actually cause harmful changes that make tendons brittle and prone to pain. In experiments, turning the protein off protected tendons — even under heavy strain. Thu, 12 Feb 2026 23:29:13 EST https://www.sciencedaily.com/releases/2026/02/260212025618.htm https://www.sciencedaily.com/releases/2026/02/260210040608.htm Why does the same virus barely faze one person while sending another to the hospital? New research shows the answer lies in a molecular record etched into our immune cells by both our genes and our life experiences. Scientists at the Salk Institute have created a detailed epigenetic map of human immune cells, revealing how inherited traits and past exposures—like infections, vaccines, or even environmental chemicals—shape immune responses in different ways. Wed, 11 Feb 2026 00:02:01 EST https://www.sciencedaily.com/releases/2026/02/260210040608.htm https://www.sciencedaily.com/releases/2026/02/260208233844.htm Scientists have discovered that DNA behaves in a surprising way when squeezed through tiny nanopores, overturning a long-held assumption in genetics research. What researchers once thought were knots causing messy electrical signals turn out to be something else entirely: twisted coils called plectonemes, formed as flowing ions inside the pore spin the DNA like a phone cord. These twists can linger and grow as DNA moves through, leaving clear electrical fingerprints. Mon, 09 Feb 2026 07:03:56 EST https://www.sciencedaily.com/releases/2026/02/260208233844.htm https://www.sciencedaily.com/releases/2026/02/260208011017.htm Your gut is home to trillions of bacteria that constantly “sense” their surroundings to survive and thrive. New research shows that beneficial gut microbes, especially common Clostridia bacteria, can detect a surprisingly wide range of chemical signals produced during digestion, including byproducts of fats, proteins, sugars, and even DNA. These microbes use specialized sensors to move toward valuable nutrients, with lactate and formate standing out as especially important fuel sources. Sun, 08 Feb 2026 15:56:24 EST https://www.sciencedaily.com/releases/2026/02/260208011017.htm https://www.sciencedaily.com/releases/2026/02/260207092902.htm For decades, Americans were surrounded by lead from car exhaust, factories, paint, and even drinking water, often without realizing the damage it caused. By analyzing hair samples preserved across generations, scientists uncovered a striking record of how exposure soared before environmental rules and then collapsed after leaded gasoline and other sources were phased out. Sat, 07 Feb 2026 09:45:58 EST https://www.sciencedaily.com/releases/2026/02/260207092902.htm https://www.sciencedaily.com/releases/2026/02/260204121540.htm Researchers have created the first complete map showing how hundreds of mutations in a key cancer gene affect tumor growth. By testing every possible mutation in a critical hotspot, they found that some changes barely boost cancer signals, while others supercharge them. When matched against real patient data, the map accurately predicted cancer behavior across tissues. Thu, 05 Feb 2026 07:29:14 EST https://www.sciencedaily.com/releases/2026/02/260204121540.htm https://www.sciencedaily.com/releases/2026/02/260201062459.htm When the brain rests, it usually replays recent experiences to strengthen memory. Scientists found that in Alzheimer’s-like mice, this replay still occurs — but the signals are jumbled and poorly coordinated. As a result, memory-supporting brain cells lose their stability, and the animals struggle to remember where they’ve been. Sun, 01 Feb 2026 10:41:29 EST https://www.sciencedaily.com/releases/2026/02/260201062459.htm https://www.sciencedaily.com/releases/2026/01/260129080424.htm Scientists in Sweden and Norway have uncovered a promising way to spot Parkinson’s disease years—possibly decades—before its most damaging symptoms appear. By detecting subtle biological signals in the blood tied to how cells handle stress and repair DNA, the team identified a brief early window when Parkinson’s quietly leaves a measurable fingerprint. Thu, 29 Jan 2026 09:26:14 EST https://www.sciencedaily.com/releases/2026/01/260129080424.htm https://www.sciencedaily.com/releases/2026/01/260128075350.htm Scientists in South Korea have discovered that one of the most common malignant brain tumors in young adults may begin years before a tumor can be seen. IDH-mutant glioma, long treated by removing visible tumor tissue, actually starts when normal-looking brain cells quietly acquire a cancer-linked mutation and spread through the brain’s cortex. Using advanced genetic mapping and animal models, researchers traced the cancer’s true origin to glial progenitor cells that appear healthy at first. Wed, 28 Jan 2026 07:53:50 EST https://www.sciencedaily.com/releases/2026/01/260128075350.htm https://www.sciencedaily.com/releases/2026/01/260128075332.htm Scientists at Mount Sinai have unveiled a bold new way to fight metastatic cancer by turning the tumor’s own defenses against it. Instead of attacking cancer cells head-on, the experimental immunotherapy targets macrophages—immune cells that tumors hijack to shield themselves from attack. By eliminating or reprogramming these “bodyguards,” the treatment cracks open the tumor’s protective barrier and allows the immune system to flood in and destroy the cancer. Fri, 30 Jan 2026 01:05:29 EST https://www.sciencedaily.com/releases/2026/01/260128075332.htm https://www.sciencedaily.com/releases/2026/01/260127010154.htm A large French study tracking more than 100,000 people over a decade has found that higher consumption of certain food preservatives—commonly found in processed foods and drinks—is linked to a modestly higher cancer risk. While many preservatives showed no association, several widely used ones, including potassium sorbate, sulfites, sodium nitrite, and potassium nitrate, were tied to increased risks of overall cancer and specific types such as breast and prostate cancer. Tue, 27 Jan 2026 01:58:24 EST https://www.sciencedaily.com/releases/2026/01/260127010154.htm https://www.sciencedaily.com/releases/2026/01/260127010138.htm Findings could create new opportunities to treat and study neurodegenerative diseasesScientists discovered that sugar metabolism plays a surprising role in whether injured neurons collapse or cling to life. By activating internal protective programs, certain metabolic changes can temporarily slow neurodegeneration—hinting at new ways to help the brain defend itself. Tue, 27 Jan 2026 08:09:25 EST https://www.sciencedaily.com/releases/2026/01/260127010138.htm https://www.sciencedaily.com/releases/2026/01/260125083349.htm A 5,500-year-old skeleton from Colombia has revealed the oldest known genome of the bacterium linked to syphilis and related diseases. The ancient strain doesn’t fit neatly into modern categories, hinting at a forgotten form that split off early in the pathogen’s evolution. This pushes the history of treponemal diseases in the Americas back by millennia and shows they were already diversifying long before written records. Mon, 26 Jan 2026 06:04:05 EST https://www.sciencedaily.com/releases/2026/01/260125083349.htm https://www.sciencedaily.com/releases/2026/01/260125083344.htm Cancer doesn’t evolve by pure chaos. Scientists have developed a powerful new method that reveals the hidden rules guiding how cancer cells gain and lose whole chromosomes—massive genetic shifts that help tumors grow, adapt, and survive treatment. By tracking thousands of individual cells over time, the approach shows which chromosome combinations give cancer an edge and why some tumors become especially resilient. Mon, 26 Jan 2026 04:41:20 EST https://www.sciencedaily.com/releases/2026/01/260125083344.htm https://www.sciencedaily.com/releases/2026/01/260124003811.htm Pancreatic cancer may evade the immune system using a clever molecular trick. Researchers found that the cancer-driving protein MYC also suppresses immune alarm signals, allowing tumors to grow unnoticed. When this immune-shielding ability was disabled in animal models, tumors rapidly collapsed. The findings point to a new way to expose cancer to the body’s own defenses without harming healthy cells. Sat, 24 Jan 2026 00:38:11 EST https://www.sciencedaily.com/releases/2026/01/260124003811.htm https://www.sciencedaily.com/releases/2026/01/260122074659.htm Scientists studying genetic data from over a quarter million people have uncovered new clues about what controls how fast the gut moves. They identified multiple DNA regions linked to bowel movement frequency, confirming known gut pathways and revealing new ones. The biggest surprise was a strong connection to vitamin B1, a common nutrient not usually linked to digestion. Thu, 22 Jan 2026 07:53:07 EST https://www.sciencedaily.com/releases/2026/01/260122074659.htm https://www.sciencedaily.com/releases/2026/01/260122074030.htm Researchers have identified a promising new weapon against triple-negative breast cancer, one of the most aggressive forms of the disease. An experimental antibody targets a protein that fuels tumor growth and shuts down immune defenses, effectively turning the immune system back on. In early tests, the treatment slowed tumor growth, reduced lung metastases, and destroyed chemotherapy-resistant cancer cells. Thu, 22 Jan 2026 23:43:30 EST https://www.sciencedaily.com/releases/2026/01/260122074030.htm https://www.sciencedaily.com/releases/2026/01/260122073623.htm Alzheimer’s may be driven far more by genetics than previously thought, with one gene playing an outsized role. Researchers found that up to nine in ten cases could be linked to the APOE gene — even including a common version once considered neutral. The discovery reshapes how scientists think about risk and prevention. It also highlights a major opportunity for new treatments aimed at a single biological pathway. Fri, 23 Jan 2026 10:16:38 EST https://www.sciencedaily.com/releases/2026/01/260122073623.htm https://www.sciencedaily.com/releases/2026/01/260120095111.htm Researchers have identified a key molecular interaction that accelerates Parkinson’s disease by damaging the brain’s energy systems. They designed a new treatment that intercepts this harmful process, protecting brain cells and restoring their function. In lab and animal models, the approach improved movement and cognitive performance while reducing inflammation. The findings point toward a new generation of Parkinson’s therapies aimed at the root cause, not just the symptoms. Tue, 20 Jan 2026 10:08:47 EST https://www.sciencedaily.com/releases/2026/01/260120095111.htm https://www.sciencedaily.com/releases/2026/01/260120015650.htm Scientists have uncovered a surprising reason why some chronic wounds refuse to heal, even when treated with antibiotics. A common bacterium found in long-lasting wounds does not just resist drugs. It actively releases damaging molecules that overwhelm skin cells and stop them from repairing tissue. Researchers discovered that neutralizing these harmful molecules with antioxidants allows skin cells to recover and restart healing. Tue, 20 Jan 2026 02:35:17 EST https://www.sciencedaily.com/releases/2026/01/260120015650.htm https://www.sciencedaily.com/releases/2026/01/260120000333.htm Scientists at Stanford Medicine have discovered a treatment that can reverse cartilage loss in aging joints and even prevent arthritis after knee injuries. By blocking a protein linked to aging, the therapy restored healthy, shock-absorbing cartilage in old mice and injured joints, dramatically improving movement and joint function. Human cartilage samples from knee replacement surgeries also began regenerating when exposed to the treatment. Tue, 20 Jan 2026 23:55:09 EST https://www.sciencedaily.com/releases/2026/01/260120000333.htm https://www.sciencedaily.com/releases/2026/01/260120000305.htm A new study suggests that micro-doses of THC could help counter many long-term side effects of HIV treatment without causing intoxication. In animal models, low-dose THC reduced inflammation, improved gut bacteria, boosted serotonin, and lowered harmful cholesterol and bile acids. Surprisingly, it also reduced circulating levels of antiretroviral drugs while maintaining viral suppression, potentially protecting the liver. Scientists say the results point to a promising new approach for managing chronic complications of HIV. Wed, 21 Jan 2026 01:36:19 EST https://www.sciencedaily.com/releases/2026/01/260120000305.htm https://www.sciencedaily.com/releases/2026/01/260116035348.htm Researchers have identified OTULIN, an immune-regulating enzyme, as a key trigger of tau buildup in the brain. When OTULIN was disabled, tau vanished from neurons and brain cells remained healthy. The findings challenge long-held assumptions about tau’s necessity and highlight a promising new path for fighting Alzheimer’s and brain aging. Scientists now believe OTULIN may act as a master switch for inflammation and age-related brain decline. Fri, 16 Jan 2026 03:53:48 EST https://www.sciencedaily.com/releases/2026/01/260116035348.htm https://www.sciencedaily.com/releases/2026/01/260114084129.htm Pancreatic cancer uses a sugar-coated disguise to evade the immune system, helping explain why it’s so hard to treat. Northwestern scientists discovered this hidden mechanism and created an antibody that strips away the tumor’s protective signal. In animal tests, immune cells sprang back into action and tumors grew much more slowly. The team is now refining the therapy for future human trials. Thu, 15 Jan 2026 02:10:05 EST https://www.sciencedaily.com/releases/2026/01/260114084129.htm https://www.sciencedaily.com/releases/2026/01/260114084111.htm Scientists are taking a closer look at monk fruit and discovering it’s more than just a sugar substitute. New research shows its peel and pulp contain a rich mix of antioxidants and bioactive compounds that may support health. Different varieties offer different chemical profiles, hinting at unique benefits. The work could shape how monk fruit is used in future foods and supplements. Wed, 14 Jan 2026 10:32:00 EST https://www.sciencedaily.com/releases/2026/01/260114084111.htm https://www.sciencedaily.com/releases/2026/01/260110211224.htm Roasted coffee may do more than wake you up—it could help control blood sugar. Researchers discovered several new coffee compounds that inhibit α-glucosidase, a key enzyme linked to type 2 diabetes. Some of these molecules were even more potent than a common anti-diabetic drug. The study also introduced a faster, greener way to uncover health-boosting compounds in complex foods. Sun, 11 Jan 2026 08:10:20 EST https://www.sciencedaily.com/releases/2026/01/260110211224.htm https://www.sciencedaily.com/releases/2026/01/260109080214.htm A large genetic study shows that many people carry DNA sequences that slowly expand as they get older. Common genetic variants can dramatically alter how fast this expansion happens, sometimes multiplying the pace by four. Researchers also identified specific DNA expansions linked to severe kidney and liver disease. The findings suggest that age-related DNA instability is far more common than previously realized. Fri, 09 Jan 2026 08:35:07 EST https://www.sciencedaily.com/releases/2026/01/260109080214.htm