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Mathematics offers new clues in the fight against Alzheimer's

Mathematics may not be the first thing people associate with Alzheimer's disease research. But for Pedro Maia, an assistant professor of mathematics and data science at The University of Texas at Arlington, analyzing how different parts of the brain interact like a network is revealing new insights into one of the world's most devastating brain disorders.

24 Jul 2025

IRF-5 identified as key to preventing immune cell exhaustion

In fighting chronic infections or certain cancers, CD8+ T cells-the immune system's frontline soldiers-eventually become exhausted. They lose effectiveness and respond less efficiently to threats.

24 Jul 2025

Expanding mastectomy access could prevent more breast cancer cases

More women at higher risk of breast cancer should be offered a mastectomy, according to a new study led by researchers at the London School of Hygiene & Tropical Medicine (LSHTM) and Queen Mary, University of London.

24 Jul 2025

Standard DNA tests miss most cases of NUT carcinoma

The diagnosis of a suspected lung, head, and neck cancer called NUT carcinoma should include additional testing capable of detecting gene fusions that are definitive markers of the disease, according to a study by Dana-Farber Cancer Institute investigators.

24 Jul 2025

Study finds benefits of personalized ventilation in ICU care

A seven-year international, multi-centre clinical trial led by London Health Sciences Centre Research Institute (LHSCRI) and St. Michael's Hospital, a site of Unity Health Toronto, has found that a new ventilation mode called proportional assist ventilation (PAV+™) could improve outcomes for patients in the intensive care unit (ICU) who require help breathing.

24 Jul 2025

Bias found in AI models diagnosing skin diseases across demographics

An international research team led by Assistant Professor Zhiyu Wan from ShanghaiTech University has recently published groundbreaking findings in the journal Health Data Science, highlighting biases in multimodal large language models (LLMs) such as ChatGPT-4 and LLaVA in diagnosing skin diseases from medical images.

24 Jul 2025

Billing codes in big data often misidentify diagnoses

Use of billing codes in big data sets to find diagnoses can result in up to two-thirds of cases being mistakenly identified, new UCLA-led research finds.

24 Jul 2025

Low-dose olanzapine reduces chemo-induced nausea with fewer side effects

Chemotherapy-induced nausea and vomiting are among the most distressing side effects of anti-cancer treatment, particularly for those receiving highly emetogenic regimens such as anthracycline plus cyclophosphamide combinations.

24 Jul 2025

Automated cage monitoring system reveals behavioral changes in schizophrenia mouse model

Schizophrenia is a serious mental health condition that affects thoughts, moods, perceptions, and behaviors.

24 Jul 2025

Exploring tick microbiota and their impact on disease transmission

Announcing a new article publication for Zoonoses journal. Ticks have garnered significant research interest owing to their ability to vector pathogens into humans and animals.

24 Jul 2025

New gravity-based method improves platelet-rich plasma extraction

Platelet-rich plasma (PRP) is a fraction of blood plasma; its concentration of platelets is of great value in regenerative medicine as they are essential in accelerating healing and repairing tissue.

24 Jul 2025

Timor-Leste achieves historic malaria-free status

The World Health Organization (WHO) has certified Timor-Leste as malaria-free, a remarkable achievement for a country that prioritized the disease and embarked on a concerted, nation-wide response shortly after gaining independence in 2002.

24 Jul 2025

Different anti-PD-L1 antibodies show varied results in tumor growth inhibition

Immune checkpoint inhibitors (ICIs), a powerful form of immunotherapy, have revolutionized cancer treatment by unleashing the body's own immune system to fight tumors.

24 Jul 2025

New study reveals high lifetime exposure to hepatitis B and C in Ukraine

A study just published on Eurosurveillance has found evidence of substantial lifetime exposure to hepatitis B and C viruses in Ukraine in a 2021 nationwide, representative sample of the population, with findings also suggesting significant ongoing circulation of these viruses.

24 Jul 2025

Most UK high street self-tests fall short on accuracy and safety warnings

Many self-tests available on the UK high street are unfit-for-purpose and need much greater regulation to ensure they are safe and reliable, conclude two studies published by The BMJ today.

24 Jul 2025

AI-powered, speech-based screening tool offers new hope for early Parkinson’s detection

Computer scientists at the University of Rochester have developed an AI-powered, speech-based screening tool that can help people assess whether they are showing signs of Parkinson's disease, the fastest growing neurological disability in the world.

24 Jul 2025

High-resolution whole-cortex imaging reveals neurovascular dynamics in awake mice

Neurovascular coupling (NVC) is the dynamic regulation of cerebral blood flow in response to neural activity. Specifically, when neurons become active, nearby blood vessels dilate to increase blood supply, thereby meeting the heightened energy demands associated with neural activity.

24 Jul 2025

New redox-sensitive pathway reveals how cells activate AMPK in response to metabolic stress

AMP-activated protein kinase (AMPK) plays a central role in maintaining energy balance in cells, especially under energy stress.

24 Jul 2025

New website empowers women to navigate menopause with confidence

Menopause remains one of the most under-discussed stages of life, even though more than 1 million women in the United States experience this natural biological transition each year.

24 Jul 2025

Ibogaine treatment shows major breakthrough for veterans with brain injuries

Now, Stanford Medicine researchers have discovered that the plant-based psychoactive drug ibogaine, when combined with magnesium to protect the heart, safely and effectively reduces PTSD, anxiety and depression and improves functioning in veterans with TBI.

24 Jul 2025