Researchers found that supplements of B vitamins B6, B9, and B12, as well as choline, slowed down damage to the optic nerve in glaucoma. This was observed in experiments on mice and rats with glaucoma, where eye pressure was left untreated.
Researchers have discovered that combining antibiotics with an enzyme called endolysin can protect against infection by resistant bacteria in all bodily organs, including the brain. This breakthrough could lead to a new treatment for meningitis, a life-threatening disease caused by resistant bacteria.
Researchers at Karolinska Institutet have identified biomarkers in the blood associated with long COVID symptoms, particularly severe respiratory disorders. The study found that these biomarkers are also linked to inflammatory signal pathways involved in cell death and lung damage.
Researchers at Karolinska Institutet have developed a technique to deliver gene editors and protein therapeutics to cells using engineered extracellular vesicles. The method shows promising results in animal studies, highlighting the potential for treating genetic diseases and neurological disorders.
A new study suggests that higher cigarette taxes can significantly improve childhood survival rates, particularly among the poorest children. The research found that increasing tax on cigarettes could narrow the socioeconomic gap in child mortality rates and save over 280,000 lives annually.
Researchers at Karolinska Institutet have identified new biomarkers in urine that can indicate the presence and severity of prostate cancer with high precision. The findings surpass current blood biomarker PSA in terms of diagnostic accuracy.
Adaptive NK cells exhibit tumor-specific immune memory and cytotoxicity in ovarian cancer, making them promising for cancer treatment. The study challenges previous perceptions of NK cells, which have historically been considered only innate immune cells with no memory function against cancer.
A new study from Karolinska Institutet found that people with a certain heart valve abnormality are at increased risk of severe heart rhythm disorders even after successful valve surgery. The condition is more common in women and younger patients, and can lead to sudden cardiac arrest.
Researchers at Karolinska Institutet have developed a method to track the development of cells in the nervous system and inner ear. The technique, known as ectoderm barcoding, reveals that cells in the inner ear develop from two main types of stem cells.
A new study published in Nature Medicine has investigated the potential of specific biomarkers to predict dementia risk up to ten years before diagnosis. The study found that low levels of certain biomarkers may rule out future dementia, but elevated levels alone are not reliable for identification.
Researchers at Karolinska Institutet have developed a new method to diagnose COPD by analyzing protein levels in nasal lavage. The study found that elevated IL-26 levels can indicate an early phase of the disease, and may lead to new treatment strategies targeting this cytokine.
A new study found that interval cancers, which are detected between two screening sessions, account for 30% of all breast cancers. Women with high breast density, hormone therapy, and a family history of breast cancer are at increased risk. More frequent or improved screening methods could significantly improve early detection rates.
A comprehensive study found that people with fatty liver disease have almost twice the mortality rate of the general population. The disease is caused by overweight or obesity and increases the risk of dying from various causes, including liver disease, cancer, cardiovascular disease, and infections.
A new study reveals a cell atlas of the endometrium in women with PCOS, showing distinct differences in cellular composition and gene expression. The findings suggest that targeting specific cell types may lead to better treatment options for women with PCOS and related reproductive issues.
A new study from Karolinska Institutet found that patients with heart failure who stop taking medications like RASi, ARNi, or MRA have a higher risk of heart-related death or hospitalization. Despite improved symptoms and pump function, continued medication is crucial to prevent complications.
Research finds that certain viral antibodies and genetic risk factors can increase MS risk, with elevated antibody levels combined with a specific gene variant associated with strong increased risk. The study also identifies potential biomarkers for early diagnosis.
Elevated fluoride concentrations have been shown to impair cognitive abilities in children, particularly verbal reasoning skills and sensory processing. The study suggests that even low levels of exposure can have significant effects, highlighting the need for further research on fluoride health risks.
In a new study published in The Lancet, researchers found that one in eight patients in African hospitals are critically ill, with one in five dying within a week. Basic but crucial health interventions can significantly reduce mortality and are inexpensive enough to be provided in general wards.
A new observational study suggests that antidepressants can accelerate cognitive decline in people with dementia, while certain medications appear to be less harmful. Researchers analyzed data from 18,740 patients and found that selective serotonin reuptake inhibitors (SSRIs) were associated with the fastest cognitive decline.
Researchers at Karolinska Institutet discovered a fundamental mechanism linking breathing to pupil size, which affects vision. The study shows that the pupil is smallest during inhalation and largest during exhalation, impacting visual perception.
A new study found that children with avoidant restrictive food intake disorder (ARFID) are at a higher risk of developing intellectual disability, autism, gastro-oesophageal reflux disease, epilepsy, and chronic lung diseases. They also experience more medical diagnoses and require longer hospital stays than other children.
A new study from Karolinska Institutet found that women with complicated pregnancies and their sisters are at higher risk of cardiovascular disease. Genes and shared environmental factors may contribute to this association.
A large proportion of preterm babies experience pain, but healthcare professionals report only 45% experiencing pain. The study suggests undertreatment may be a factor, with the smallest and most premature babies receiving lower doses of morphine.
A study published in JAMA Pediatrics found that childhood obesity treatment can reduce the risk of serious health problems such as type 2 diabetes, hypertension, and dyslipidaemia in young adults. However, it did not have a lasting impact on depression and anxiety, which remained unchanged regardless of treatment outcomes.
A new study published in Cell reveals significant differences in the immune response of children and adults to cancer, with potential implications for targeted therapies. The research shows that children's tumours are generally less inflammatory and have fewer mutations, making them appear less foreign to their immune system.
A new study published in Nature Medicine shows that AI-based models can accurately identify ovarian cancer in ultrasound images, achieving an accuracy rate of 86.3%. The models also reduce the need for expert referrals and misdiagnosis rates by 63% and 18%, respectively.
Researchers at Karolinska Institutet used AI to analyze brain images from 70-year-olds and found that factors like inflammation and high glucose levels are associated with an older-looking brain. A healthy lifestyle, on the other hand, was linked to brains with a younger appearance.
A new study from Karolinska Institutet and Queen Mary University of London has developed a method to divide HPV-positive women into three risk groups, based on the variant of the HPV virus and the amount of virus present in the self-test. This method could enhance cervical cancer screening for high-risk women.
A new study published in Lancet Gastroenterology and Hepatology found that a combined screening approach can detect liver damage in people with type 2 diabetes. The method involves elastography, an ultrasound-based technique, which was found to be willing to be adopted by most patients. Early detection of liver fibrosis is crucial, as ...
A new study from Karolinska Institutet reveals that long-term exposure to air pollution in India contributes to millions of deaths annually. The research highlights the need for stricter air quality regulations in the country.
Researchers at Karolinska Institutet have identified two types of metabolic-associated fatty liver disease, a liver-specific type and a systemic type that affects other organs. The discovery could lead to improved diagnosis and treatment of this growing patient group, with potential benefits for cardiovascular health.
The proportion of bisexual residents in Stockholm County has increased from 1.6 to 3.1 per cent over the past decade, driven by younger generations, who are more likely to identify as bisexual than previous generations.
Researchers at Karolinska Institutet and Columbia University identified a mini-brain within the heart with its own nervous system that controls the heartbeat. This discovery challenges current views on how the heartbeat is controlled and may lead to new insights into heart diseases and treatments.
A study found that postmenopausal women with low-risk tumors experience a long-term benefit from anti-hormonal treatment of at least 20 years, while younger women do not. The researchers highlight the need for new markers to predict long-term risk and benefit in younger patients.
Researchers at Karolinska Institutet found that patients with frontotemporal dementia show reduced brain activity when witnessing pain in others, leading to a lack of empathy. This study aims to increase understanding of this specific dementia disease and its impact on caregivers.
Long-term hormone therapy in transgender individuals leads to significant changes in body composition and risk factors for cardiovascular disease. Transgender men experience increased muscle volume and abdominal fat, while women's muscle mass decreases, according to a new study published in the Journal of Internal Medicine.
A new study published in JAMA found that women who experience severe maternal morbidity during their first pregnancy are less likely to have more children. The research, which studied over a million women in Sweden, revealed that such events can have a lasting impact on fertility.
A groundbreaking microscopy method called TRISCO has enabled detailed three-dimensional RNA analysis at cellular resolution in whole intact mouse brains. The new method allows for the study of complex brain anatomy without sectioning, providing a powerful tool for brain research.
Researchers at Karolinska Institutet discovered that patients with heart pumps can regenerate heart muscle cells at a rate more than six times higher than in healthy hearts, offering new hope for therapies to stimulate the heart's ability to repair itself after damage.
A new study maps genetic traits to cellular composition of atherosclerotic plaques, predicting future stroke or heart attack risk. The research improves risk assessment and treatment for patients with atherosclerosis.
Researchers at Karolinska Institutet have identified a molecule that can promote mucosal healing through tissue regeneration, potentially treating inflammatory bowel disease and colorectal cancer. The study found that activation of the Liver X receptor suppresses tumor growth in colorectal cancer, offering new therapeutic strategies.
A new study from Karolinska Institutet found that long-term use of common cardiovascular drugs is associated with a lower risk of dementia. The study, which analyzed data from over 880,000 people, shows that these medications can reduce dementia risk by 4-25%.
A large international study found that very early medication abortion is equally effective and safe as waiting for intrauterine pregnancy confirmation. The study included over 1,500 women who received two drugs – mifepristone and misoprostol – in either a delayed or early abortion group.
Research from Karolinska Institutet finds that abnormal BMI in children can lead to impaired lung function, but normalizing BMI before adulthood may offset this. The study, which followed over 4,000 children, also found a correlation between low BMI and reduced lung growth.
A new study from Karolinska Institutet reveals a decline in heart failure mortality in Sweden over the last 20 years. Despite improvements, the prognosis for heart failure patients remains concerning, with 25% of those diagnosed in 2022 dying within a year.
Sweden has surpassed the UNAIDS and WHO targets for the HIV epidemic, with 96% diagnosed, 99% on treatment, and 98% having undetectable virus levels. The country's effective infrastructure and comprehensive data collection have made it possible to reach these ambitious targets.
Researchers at Karolinska Institutet have mapped how microRNAs control cell development in the human embryo during the first days after fertilization. The atlas identifies crucial sncRNAs that guide embryonic growth and differentiation, shedding light on how to identify healthy embryos for improved fertility treatment.
A new study from Karolinska Institutet found that people with type 2 diabetes have lower levels of the protein creatine kinase, leading to impaired mitochondrial function and energy production. This impairment may contribute to poorer energy metabolism in individuals with type 2 diabetes.
Researchers at Karolinska Institutet have identified a new potential risk marker for cardiovascular disease in older women. Low levels of an anti-inflammatory antibody are associated with a higher risk of heart attack and coronary heart disease, independent of other known risk factors.
A multinational study found that people with unmedicated mental illness are less likely to be vaccinated against COVID-19, with a 9% lower vaccination rate compared to the general population. Individuals with substance use disorder were also 16% less likely to receive the vaccine.