Research on blood and what it reveals about health. Covers blood biomarkers, occupational exposure, cell-preservation for CAR-T therapy, and blood supply.
Researchers at Indiana University School of Medicine have identified a new type of cell called the vasculogenic fibroblast, which can help create new blood vessels for treatment. This discovery could lead to improved treatments for ischemic diseases such as diabetic wounds.
Researchers discovered that telomere shortening is associated with early subjective depressive symptoms and cognitive complaints among healthy elderly individuals. The study also found a link between telomere shortening and increased interleukin-6 levels.
A new study found that Black women of childbearing age are twice as likely to have uncontrolled high blood pressure as their white peers, increasing their risk of heart-related complications during pregnancy. Food insecurity was also a significant issue among Black and Hispanic women, with one in four experiencing food insecurity.
Researchers found that IVC filters were effective in preventing pulmonary embolisms (PE) in patients with deep vein blood clots, even when used prophylactically. Approximately half of the patients had their filters removed without complication or recurrence of DVT or PE.
The ENIGMA Initiative aims to bridge knowledge gaps on brain aging factors in developing countries, particularly in India. The study will collect comprehensive data on risk and protective factors through clinical interviews, bloodwork, and brain MRI to identify universal and population-specific predictors of dementia.
A 60-day bed rest study showed that long-term inactivity significantly increases blood sugar levels even with reduced food intake. The study found average blood sugar levels increased by 6% during the day and 10% at night, highlighting the importance of physical activity for metabolic health.
A new study found that stroke patients experience a daily rhythm in cerebral blood flow regulation, with greater regulation during afternoon hours compared to morning and night times. This discovery may improve health outcomes by guiding daily activity and personal care during stroke recovery.
A new study found that Black and Hispanic patients are more likely to experience persistent symptoms or be diagnosed with a new medical condition after COVID-19. The study analyzed data from over 60,000 patients and found significant racial and ethnic disparities in the frequency and types of post-COVID-19 symptoms.
Researchers found that an immersive virtual reality (IVR) intervention significantly improved pain and anxiety in pediatric patients undergoing a blood draw. The IVR group showed better outcomes compared to the control group.
A recent study published in the Journal of the American Heart Association found that irregular sleeping habits may increase the risk of developing atherosclerosis among adults older than 45. Maintaining regular sleep schedules can help reduce cardiovascular risk for aging adults and improve overall health.
A new program, backed by a $1.5 million grant, provides education and training on stroke care for paramedics and healthcare providers in seven Central Virginia counties. The program aims to reduce disparities in stroke deaths among non-Hispanic Black individuals in these communities.
A study of over 350 patients with small vessel stroke found that the medications were well-tolerated and safe, suggesting potential benefits in improving patient outcomes. The results indicate that cilostazol and isosorbide mononitrate may help reduce recurrent stroke, cognitive impairment, and improve quality of life.
A new neuroprotectant medication called ApTOLL has been shown to improve survival and reduce long-term disability among patients with stroke. The study found that ApTOLL, when used in conjunction with standard treatments, reduced death and brain damage, suggesting a promising new approach to treating stroke.
A team of Brown researchers has developed a new, highly accurate method for detecting antidepressants in patients using liquid chromatography tandem mass spectrometry. The technique requires minimal biological samples and can be fully automated using liquid-handling robots.
Rice University researchers have developed an innovative system to study mosquito feeding behavior using fake skin made with a 3D printer, eliminating the need for live volunteers. The system was tested on various mosquito repellents and showed promising results, suggesting it could be scaled up for future studies.
A new study found that a medication previously used to treat seizures can reprogram donor hearts to boost the production of beneficial enzymes, increasing storage time and improving post-transplant function. This technology could lead to a paradigm shift in extending heart storage and reducing primary graft dysfunction.
Researchers at Aston University have discovered a new approach to process LDF light signals, allowing for more precise measurement of blood flow in specific areas of the vascular bed. This innovation has shown significant improvement in diagnostic accuracy for detecting microvascular changes in patients with type 2 diabetes and age-spe...
Researchers at the University of East Anglia have developed a new blood test to detect prostate cancer with 94% accuracy. The Prostate Screening EpiSwitch (PSE) blood test significantly enhances overall detection accuracy for at-risk men, offering a rapid and minimally invasive diagnosis.
A systematic review found that higher vitamin D intake was associated with a 15% decreased likelihood of developing type 2 diabetes in adults with prediabetes. Inexpensive vitamin D supplementation could delay the development of diabetes in over 10 million people worldwide.
Researchers at Cedars-Sinai Cancer have developed a non-invasive test that can detect and profile prostate cancers in microscopic amounts. The test, known as the EV Digital Scoring Assay, has the potential to spare patients from unnecessary treatment-related side effects and direct them to effective therapies.
A new smartphone application called FAST.AI uses machine learning algorithms to recognize facial asymmetry, arm weakness, and speech changes in people experiencing a stroke. The app's accuracy was validated through a study involving nearly 270 patients with acute stroke, showing promise as a tool for prompt individuals to seek care.
A new lifestyle-related biomarker, gluconic acid, is associated with high blood pressure and ischemic stroke in Black adults. The study suggests that a blood test measuring metabolites may help determine if diet and exercise are effective in lowering stroke risk.
Researchers developed a blood-based test that predicts Alzheimer's disease risk by analyzing changes in brain cell growth and division. The study found that the body's circulatory system can modulate the formation of new brain cells, and that this process occurs 3.5 years before a clinical diagnosis.
A new antibacterial spray and coating can kill antibiotic-resistant bacteria, reducing the risk of infection in wounds and medical devices. The innovative material has been shown to be effective against MRSA and other resistant bacteria, offering a promising solution to combat antibiotic resistance.
Researchers have solved an 80-year-old medical mystery that causes kidney damage in children and can be fatal in babies. They discovered a gene mutation is the primary cause, but found that around 10% of patients without the mutation still experience symptoms.
Researchers have identified serine as a key contributor to peripheral neuropathy in diabetes, a condition that affects approximately half of people with type 1 or type 2 diabetes. Supplementing diabetic mice with serine alleviated neuropathy symptoms, suggesting a potential treatment option.
Biomedical engineers at the University of Cincinnati are investigating the potential of interstitial fluid for early disease diagnosis and long-term health monitoring. The study proposes sampling interstitial fluid just under the skin using tiny microneedles, offering a more accessible and less painful alternative to blood testing.
Research from Brigham and Women's Hospital found that genetic analysis can identify up to 65% more A2 donors, increasing potential kidney transplants for recipient candidates with blood type B. This could improve availability and equity in kidney transplantation.
Researchers found that echidnas blow bubbles from their nose to cool down, using the evaporation of moisture as an evaporative window. They also utilize flexible spines for insulation and lose heat through the spineless areas on their underside and legs, acting as thermal windows.
Researchers analyzed data from the VITAL trial and found that vitamin D supplementation increased biomarkers associated with vitamin D metabolism in people, regardless of their weight. However, these increases were significantly smaller in people with elevated BMIs, suggesting a blunted response to supplementation.
Researchers have discovered that ancient crocodilian hemoglobin required 21 interconnected mutations to develop its hyper-efficient oxygen-binding properties. This complexity, not found in other vertebrates, enabled crocodilians to exploit their onboard oxygen stores for extended periods underwater.
A cluster randomized controlled trial found that Texas Sprouts, a gardening, nutrition, and cooking intervention, improved glucose control and reduced bad cholesterol in high-risk youth. The results showed a 0.02% reduction in mean blood sugar levels and a 6.4 mg/dL reduction in bad cholesterol.
A new study published in PNAS Nexus reveals that children living near airports are exposed to toxic levels of lead from aviation gasoline. The researchers found a significant correlation between blood lead levels and proximity to the airport, with higher levels detected in East-facing directions.
Researchers have created a humanized mouse model that can predict the best match for a living organ donor and detect early signs of transplant rejection. The model uses a combination of HLA-G and B regulatory cells to identify patients who may need less immunosuppressive therapy.
A new technique called πNIRS can monitor brain blood flow non-invasively using a fast two-dimensional camera. This method improves upon previous techniques like iNIRS, enabling faster detection of changes in blood flow related to neuronal activity.
A nationwide registry of AVM patients from 52 hospitals in mainland China investigated the efficacy of different treatments on patient groups. The study found that categorizing treatment strategies based on disease severity is an ideal approach, and a multidisciplinary comprehensive assessment promotes individualized treatment protocols.
African patients with chronic hepatitis B face limited access to treatment due to inadequate guidelines. Researchers propose lower treatment thresholds and better adapted guidelines for the African population.
The procedure requires thorough pre-procedural evaluation and assessment of anatomical and hemodynamic data. Long-term results indicate that TPVR can effectively restore RVOT function, while improving survival rates and reducing the need for reintervention across age groups. Vigilant testing is recommended to avoid rare but serious com...
Researchers developed predictive models using serum microRNAs to identify patients at risk of requiring early palliative care. The study used serum samples from 178 patients with various types of cancer and found that miRNA-based models had higher accuracy than clinical models in predicting referral to a palliative care unit.
A new study examines the cost-effectiveness of anticoagulation strategies for blood clots in cancer patients, finding that direct oral anti-coagulant (DOAC) drugs are more effective and cost-effective than low molecular weight heparin (LMWH). DOACs were favored as being more effective and less costly than LMWH in base-case analysis but...
Researchers have created a hydrogel-based material that can absorb up to three times more water-based liquid than traditional paper towels. The gel sheets also show promise in absorbing thick liquids, such as blood and syrup, with high efficiency and stability.
A new injectable hydrogel has been developed to rapidly stop bleeding from traumatic wounds. The material becomes solid when injected into the body and can be easily washed away with a cold saline solution.
A study in Serrana, Brazil showed that mass vaccination reduced severe cases and death rates even while gamma and delta variants were circulating. Vaccination coverage reached 80% of the target population.
A Rutgers study found that Hispanic and Latino young men with higher education who were born in the US and speak mostly English at home are more likely to use e-cigarettes. The study analyzed data from 11,275 adult participants and found a high use of e-cigarettes among those under 45 years of age.
Researchers found that 'The Secret', a centuries-old folk medicine remedy, does not prevent bleeding after invasive coronary procedures. However, the study suggests that it may have therapeutic value due to its placebo effect, potentially providing stress relief for its believers.
Researchers at Kyoto University have discovered a vital role of two proteins, ABCA1 and Aster-A, in maintaining the asymmetric distribution of cholesterol within cells. This process allows for selective control over substances entering and leaving cells.
A study by Osaka University tracked the survival of antibody-producing plasma cells, finding that most die shortly after immune response, but a small population can survive for months or years. The researchers identified molecular markers distinguishing these long-lived plasma cells from short-lived ones.
Researchers found that simultaneously targeting two signalling switches can severely inhibit tumour angiogenesis, cancer growth and metastasis in multiple models of cancer. This approach has the potential to restrict a cancer's ability to escape therapy by rapidly destroying the VEGF receptor when both receptors are targeted.
A new study identifies anti-Müllerian hormone (AMH) as a key factor in regulating cholesterol levels during the menopause transition. High AMH levels are associated with lower HDL-C, or good cholesterol, which may indicate cardiovascular risk despite its traditionally protective effects.
A new, non-invasive malaria detection tool developed by a University of Queensland-led team can quickly identify entire villages or towns suffering from the disease. The device uses infrared-light and is chemical-free, needle-free, and detects malaria through the skin.
A study of 510 children with chronic kidney disease found that declining hemoglobin levels were associated with significant growth impairment even when above guideline-targeted levels. Lower hemoglobin values are linked to poorer growth, independent of kidney function and age.
A study found that antibodies to common antibiotic gentamicin are associated with an increased risk of progression to type 1 diabetes in children already genetically at risk. The researchers also identified an association between the FUT2 gene and the production of these antibodies, which may be compounding risks for type 1 diabetes.
A new diagnostic pathway for prostate cancer reduces the number of harmless tumors found during screening, halving the risk of overdiagnosis. This strategy involves using MRI to guide targeted tissue sampling, reducing the need for unnecessary biopsies and associated complications.
A large study found that most Canadian children and adults younger than 60 had been exposed to SARS-CoV-2 through a combination of vaccination and infection. The study, conducted in British Columbia, shows a dramatic change in the proportion of the population with antibodies over the first 2.5 years of the pandemic.
Researchers developed an efficient engineered pathogen capture method to quickly identify infectious microbes in tiny blood samples. This advanced technology could significantly improve clinical outcomes for children with bloodstream infections and sepsis.
A study of over 1000 Australian adults found that people with trouble sleeping were more likely to have indicators of poor cardiometabolic health, including inflammatory markers, cholesterol, and body weight. Prioritizing a good night's sleep is crucial for maintaining good health, according to researcher Dr Lisa Matricciani.
Researchers found shared genetic factors that contribute to severe COVID-19 risk and blood analyte levels. High triglyceride levels were strongly linked to increased risk of severe disease, supporting the use of lipid-lowering drugs against severe COVID-19.
Scientists at Medical College of Georgia discover a new target to intervene in coronary artery disease, the most common type of heart disease. The target is ATIC, a gene essential for purine production, which increases in response to arterial disease.
A new study suggests that blood tests can predict survival odds for patients with metastatic cancer by analyzing the proportion of tumor DNA in the bloodstream. Patients with higher levels of tumor DNA in their bloodstreams were found to have poorer survival rates across all cancer types studied.
A study found that individuals with blood group Rh(D) have a higher risk of contracting parvovirus, which causes fifth disease. The study screened over 160,000 blood donors in Germany and found all infected persons belonged to the Rh(D) blood group.