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Neural navigation: Engineers map brain's smallest blood vessels using computer models

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  • 2025-08-12 22:43 event
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Neural navigation: Engineers map brain's smallest blood vessels using computer models
Healthy brain function relies on a steady supply of blood. Disruptions in blood flow are linked to major neurological conditions like stroke, Alzheimer's disease (AD), and traumatic brain injuries. But understanding how the brain fine-tunes this flow—especially across its smallest blood vessels—remains a challenge.

309. Microbial molecule may offer non-toxic way to restore liver and gut health

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UC Davis Health researchers have discovered that a natural molecule made by gut bacteria can reverse liver damage and repair the gut lining after aflatoxin exposure. The treatment may offer a new, non-toxic way to prevent and treat non-alcoholic fatty liver disease (NAFLD), a growing health problem affecting more than 1 in 4 adults in the U.S.

310. How noise, air pollution, heat and chemicals act together to damage the cardiovascular system

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Cardiovascular diseases comprise a broad range of disorders affecting the heart and blood vessels, including myocardial infarction, stroke, coronary artery disease (CAD), hypertension, heart failure, and arrhythmias. These conditions remain the number one cause of death worldwide.

311. Gene inhibitor found to boost immunotherapy for most aggressive form of lung cancer

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Adding a MET gene inhibitor enhances the effect of combined chemotherapy and immunotherapy in small cell lung cancer (SCLC), according to a multicenter study led by the Hospital del Mar Research Institute, in collaboration with researchers from the CIBERONC cancer research network.

312. Children's immune systems reveal new antibody targets for dengue vaccine development

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In a new study, scientists have discovered more about how the body protects against dengue fever, one of the world's most common mosquito-borne illnesses, prompting hopes for more effective vaccines against the disease.

313. World's first wireless OLED contact lens for retinal diagnostics developed

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Electroretinography (ERG) is an ophthalmic diagnostic method used to determine whether the retina is functioning normally. It is widely employed for diagnosing hereditary retinal diseases or assessing retinal function decline.

314. Job dissatisfaction and burnout may be behind exodus of GPs

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Burnout and job dissatisfaction are likely to be key drivers influencing GPs' decisions to leave patient care within the next five years, University of Manchester researchers have found.

315. Summer COVID surge continues as wastewater levels rise, CDC says

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The summer surge of COVID-19 continues with new federal data showing the virus is on the rise in many parts of the country.

316. Update: NYC Legionnaires' outbreak grows to 90 cases; 3 deaths reported

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A Legionnaires' disease outbreak in Central Harlem has now sickened 90 people and caused three deaths, New York City health officials said Tuesday.

317. Autoimmune diseases linked to cancers of the digestive tract

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In a comprehensive study, researchers from the Department of Epidemiology at the Faculty of Medicine at the University of Augsburg have provided reliable evidence for a link between chronic inflammatory diseases and the development of tumors in the digestive tract. The results were recently published in eClinicalMedicine.

318. Neural navigation: Engineers map brain's smallest blood vessels using computer models

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Healthy brain function relies on a steady supply of blood. Disruptions in blood flow are linked to major neurological conditions like stroke, Alzheimer's disease (AD), and traumatic brain injuries. But understanding how the brain fine-tunes this flow—especially across its smallest blood vessels—remains a challenge.

319. Gambia baby death heightens alarm over female genital mutilation

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Rights activists in The Gambia are calling for justice after a one-month-old baby's death was linked to female genital mutilation, a widely practiced but illegal procedure up for review before the country's Supreme Court.

320. The stomach's 'second brain' is more in sync with the mind during mental distress, researchers discover

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Stronger coordination between the brain and the stomach's natural rhythm is linked to higher levels of anxiety, depression, and stress, according to the largest study of its kind from Aarhus University.

321. What exactly is long COVID? Different definitions lead to widely varying estimates

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What is long COVID? Despite hundreds of published studies and millions affected worldwide, the medical field still lacks a clear answer.

322. Portable tuberculosis test achieves 100% sensitivity and specificity in clinical samples

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Princeton University and collaborators have developed SHINE-TB, a one-sample, parallelized reaction amplification and detection CRISPR assay that detects Mycobacterium tuberculosis directly from sputum, achieving 100% sensitivity (6 of 6) and 100% specificity (7 of 7) versus culture in 13 blinded clinical samples.

323. Synthetic drugs are having devastating effects around the world, from Sierra Leone to the UK

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In the blistering heat of Freetown, Sierra Leone, young men gather on street corners, their limbs swollen, eyes glazed. They are the victims of kush, a cheap and deadly synthetic drug sweeping the country.

324. Weight loss support before IVF could boost pregnancy chances—and reduce the need for treatment

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Around 1 in 5 women of childbearing age are living with [obesity], defined by the World Health Organization as having a body mass index (BMI) over 30 kg/m². Compared with women in the healthy BMI range (18.5–24.9 kg/m²), those living with obesity are three times more likely to experience fertility problems and nearly twice as likely to have a miscarriage. Many turn to in vitro fertilization (IVF) in the hope of having a baby.

325. From clear skin to detoxing, chlorophyll and collagen supplements promise a lot, but what does the science say?

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Walk into any health store, scroll through TikTok, or browse the shelves of your favorite beauty retailer, and you'll be met with a familiar promise: that a pill, powder or potion could be the secret to glowing skin, boosted energy, or even inner "detoxification." Among the most hyped are chlorophyll—the green pigment in plants now found in trendy waters and tinctures—and collagen, the protein hailed as the holy grail for youthful skin and strong joints.

326. Gene therapy can be less effective in women—and my research in mice brings us one step closer to understanding why

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Gene therapies hold immense promise for treating sight loss. These therapies use a modified, harmless virus to deliver therapeutic genes directly to diseased cells, helping them to function normally again.

327. Maternal obesity linked to autism-like behaviors in offspring

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In a study conducted at the University of Hawaiʻi at Mānoa, researchers from the John A. Burns School of Medicine (JABSOM) have uncovered a mechanistic link between maternal obesity prior to pregnancy and autism-related behavioral outcomes in offspring.

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