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Post-COVID condition is not linked to ongoing infection or active brain damage

A recent study by the University of Gothenburg found no correlation between post-COVID condition and ongoing viral infection or active brain damage. The study analyzed 25 participants with confirmed post-COVID condition, six without residual symptoms, and 17 control subjects, revealing undetectable SARS-CoV-2 antigens in all samples.

SourceUniversity of Gothenburg·JournalThe Journal of Infectious Diseases·TypeObservational study·DateOct 25, 2023

Study associates reduced activity of a key enzyme with microcephaly in zika-infected offspring

Brazilian researchers found that Zika-infected mice with microcephaly have lower Ndel1 enzyme activity, which plays a key role in neuron differentiation and migration. The study suggests that Ndel1 may be a biomarker for early diagnosis of microcephaly and offers hope for treatment options.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalJournal of Neurochemistry·DateOct 24, 2023

AI and 10 seconds of voice can screen for diabetes, new study reveals

A new study by Klick Labs reveals that AI technology can screen for Type 2 diabetes using six to 10 seconds of a person's voice, with high accuracy rates. The research used acoustic features to analyze recordings from over 18,000 participants and identified significant vocal variations between individuals with and without the condition.

SourceKlick Applied Sciences·JournalMayo Clinic Proceedings·TypeComputational simulation/modeling·DateOct 18, 2023

Omega watch: Researchers develop new blood test for measuring levels of critical omega-3 fatty acids

A new blood test has been developed to measure the levels of critical omega-3 fatty acids in the bloodstream, providing a convenient way to assess cardiovascular and cognitive health. The Omega-3 Index (O3I) is derived from two key fatty acids, EPA and DHA, which can be obtained only from certain dietary sources.

SourceMcMaster University·JournalJournal of Lipid Research·TypeObservational study·DateOct 12, 2023

New pathways of Alzheimer's disease identified

A new study has identified two main pathways involved in Alzheimer's disease, with one acting through amyloid and tau proteins and the other based on immune system reactions. The research also found that certain genes have opposite effects in men and women, suggesting a need for further investigation.

SourceUniversity of Lübeck·JournalGenome Medicine·TypeObservational study·DateOct 6, 2023

Offspring of teen, young adult women with cancer history more likely to have birth defects

A recent study by UTHealth Houston found that the offspring of adolescent and young adult women with a history of cancer face a higher risk of birth defects. The study examined 6,882 offspring ages 12 months and younger and found an increased risk of specific types of defects in the offspring of women with a history of cancer.

SourceUniversity of Texas Health Science Center at Houston·JournalCancer Epidemiology Biomarkers & Prevention·DateOct 6, 2023

People with long COVID have distinct hormonal and immune differences from those without this condition

Researchers identified specific blood biomarkers that can accurately identify patients with long COVID, revealing distinct immune and hormone function differences. The study also found abnormal T cell activity, reactivation of latent viruses, and reduced cortisol levels in patients with long COVID.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalNature·TypeRandomized controlled/clinical trial·DateSep 25, 2023

Study shows B-type natriuretic peptides lose prognostic value for clinical outcomes in LVAD recipients with cardiogenic shock

Researchers at the University of Alabama at Birmingham found that BNP levels are high in end-stage heart failure patients with cardiogenic shock, but no longer a reliable predictor of clinical outcomes after ventricular assist device (VAD) implantation. This study suggests reevaluating routine use of BNP testing for these patients.

SourceUniversity of Alabama at Birmingham·JournalThe American Journal of Cardiology·TypeData/statistical analysis·DateSep 21, 2023

Decoding depression: Researchers identify crucial biomarker that tracks recovery from treatment-resistant depression

A team of researchers has identified a unique pattern in brain activity that reflects the recovery process in patients with treatment-resistant depression. After six months of deep-brain stimulation therapy, 90% of patients exhibited significant improvement in their symptoms and 70% no longer met the criteria for depression.

Better distinguish chronic inflammation and cancer of the pancreas

Scientists have identified a DNA methylation pattern that can accurately diagnose pancreatic cancer, distinguishing it from chronic pancreatitis. The marker, which involves six specific methylation positions in the PRKCB gene, has been validated on tissue and blood samples, offering hope for improved diagnosis and treatment.

Copy number variation implements pregnancy as an aging model

Researchers found that pregnant mice experiencing copy number variation (CNV) showed similarities to aging, with biomarkers and genetic effects appearing during pregnancy and reversing after delivery. This study aims to revolutionize aging treatment by investigating the mechanisms behind post-labor rejuvenation.

SourceImpact Journals LLC·JournalAging-US·TypeExperimental study·DateSep 6, 2023

Measuring children’s looking behavior yields new tool to help diagnose autism earlier, research shows

Researchers have developed a new tool that measures children's looking behavior to predict expert clinical diagnosis of autism in children between 16-30 months. The tool provides objective measurements of social disability, verbal ability, and non-verbal learning skills.

SourceChildren's Healthcare of Atlanta·JournalJournal of the American Medical Association·TypeRandomized controlled/clinical trial·DateSep 5, 2023

AI predictions for colorectal cancer: One step closer to efficient precision oncology

Researchers from Helmholtz Munich and TU Dresden develop AI-powered biomarker detection that outperforms previous approaches. The algorithm achieves high sensitivity on resection tissue samples and shows promise as a pre-screening tool for biopsy tissue.

Brigham researchers offer cohesive framework for evaluating biomarkers of aging

Researchers at Brigham and Women's Hospital have developed a cohesive framework for evaluating biomarkers of aging, providing a robust classification system for the identification and validation of molecular markers. The framework highlights key criteria for evaluation, including age-sensitivity and generalizability across cell types, ...

SourceBrigham and Women's Hospital·JournalCell·TypeLiterature review·DateAug 31, 2023

AI helps ID cancer risk factors

A novel study from the University of South Australia identified 84 features that could signal increased cancer risk in a dataset of 459,169 UK Biobank participants. The study found several biomarkers linked to cancer risk, including urinary microalbumin and high levels of cystatin C.

SourceUniversity of South Australia·JournalEuropean Journal of Clinical Investigation·TypeData/statistical analysis·DateAug 30, 2023

A fitness tracker for brain health: How a headband can identify early signs of Alzheimer’s disease in your sleep

Researchers developed a digital biomarker that detects early signs of Alzheimer's disease using EEG headbands, identifying abnormal levels of proteins in sleep patterns. The study found measurable problems with memory reactivation in 205 aging adults, paving the way for affordable devices to monitor brain health.

SourceUniversity of Colorado Anschutz Medical Campus·JournalAlzheimers Disease & Dementia·DateAug 23, 2023

Dogs can detect COVID-19 infections faster and more accurately than conventional technology, demonstrating readiness for mainstream medical applications

A growing number of studies highlights the power of dogs in detecting COVID-19 and its variants, even when obscured by other viruses. Trained scent dogs are as effective and often more effective than antigen tests and RT-PCR tests, detecting the virus faster and without environmental impact.

SourceUniversity of California - Santa Barbara·JournalJournal of Osteopathic Medicine·DateAug 14, 2023