A study by Karolinska Institutet found that children with primary immunodeficiency diseases have a higher mortality rate due to COVID-19. Genetic analysis revealed mutations in genes important for immune defense, and some children lacked antibodies to the coronavirus.
Adults with ADHD are more than twice as likely to develop at least one cardiovascular disease compared to those without the condition. The study found that ADHD is an independent risk factor for a wide range of cardiovascular diseases, including cardiac arrest and peripheral vascular diseases.
A study published in The New England Journal of Medicine found that mucosal antibodies in the airways significantly reduce the risk of omicron infection. High levels of these antibodies more than halved the risk of becoming infected, while also being associated with lower viral replication.
Researchers studied over 500,000 children born between 1987 and 2010, finding no causal link between maternal infection and autism. However, they did find a weaker link for intellectual disability, suggesting other factors may be at play.
A new study published in The Lancet shows that telemedicine can provide safe and effective abortion services without routine ultrasound exams. Women who received telemedicine care had treatment results similar to those who received standard care, and preferred the option.
Researchers from Karolinska Institutet and others characterized the new omicron variant BA.2.75, comparing its ability to evade antibodies against current and previous variants. The study found that BA.2.75 has approximately the same level of resistance to antibodies as the dominant variant BA.5.
Researchers used novel 3D imaging technology to study a human brainstem nucleus and found intriguing complexity and previously undescribed cellular forms of tau pathology. The study reveals dendritic atrophy as an early sign of tau-bearing neuron degeneration, potentially contributing to symptoms like sleep disturbances and anxiety.
Research at Karolinska Institutet reveals the glymphatic system malfunctions during bacterial meningitis, causing a buildup of toxic garbage that damages brain cells. The study found increased signs of neuroinflammation and neuronal damage in rats infected with Streptococcus pneumoniae.
Researchers have developed a new treatment principle that combines DNA-based and protein-based vaccines to stimulate the immune system against both hepatitis B and D viruses. The treatment has been shown to protect cultured cells against HBV and HDV infection, producing high levels of neutralizing antibodies and T-cells.
A Swedish study of 1,275 women with breast cancer found no increased risk of disease recurrence or death after fertility preservation procedures. The research provides new hope for women who want to preserve their fertility after cancer treatment.
Researchers developed a DNA vaccine containing multiple parts of the virus, including ones that don't mutate as frequently. The vaccine protected mice against serious infection from the beta variant and activated immune cells recognizing the coronavirus found in bats.
Researchers at Karolinska Institutet have developed a potential curative treatment for neuroblastoma, using DHODH blockers in combination with chemotherapy to cure mice with the disease. The treatment has shown promising results and could improve survival rates for children with neuroblastoma.
Researchers at Karolinska Institutet have developed a method to create a three-dimensional gel from spider silk proteins that can be designed to deliver functional proteins. The gel has the potential to revolutionize regenerative medicine, enabling controlled drug release and tissue engineering applications.
Patients with long-term neuropathic pain took significantly fewer sick days after spinal cord stimulation treatment, indicating improved life quality. The study suggests that the treatment can increase life expectancy and reduce productivity loss for patients, resulting in cost savings for society.
Researchers at Karolinska Institutet developed a refined clinical COVID-19 test to classify Omicron BA.1/BA.2 variants. The test showed increased viral RNA levels in BA.2 cases, helping explain its aggressive spread and dominance.
A study found that cold temperatures activate brown adipose tissue that competes with tumors for glucose, inhibiting tumor growth and prolonging survival. Researchers suggest that cold therapy could be a promising approach to cancer therapy.
A phase 3 clinical trial found that patients with relapsing-remitting multiple sclerosis treated with rituximab had a five-fold lower risk of relapse compared to those receiving standard dimethyl fumarate treatment. Rituximab also showed fewer new MS plaques on magnetic resonance imaging.
A new study from Karolinska Institutet has identified a key mechanism behind treatment resistance in a deadly form of kidney cancer. By increasing mitochondrial content in cancer cells, researchers found that these cells became susceptible to the cancer drug sorafenib. This breakthrough offers hope for more targeted cancer treatments.
Researchers at Karolinska Institutet have improved the ability of a protein to repair oxidative DNA damage, creating a new drug development concept. The technique can lead to improved treatments for diseases involving oxidative stress.
A study published in Alzheimer's & Dementia found that individuals with at least two cardiometabolic diseases, such as type 2 diabetes and heart disease, double their risk of developing dementia. The study suggests that prevention of these diseases could be a strategy for reducing dementia risk.
Researchers at Karolinska Institutet describe a new way of generating insulin-producing cells using a molecule that stimulates protein synthesis and boosts insulin production. The study shows promise for treating type 1 and 2 diabetes, potentially increasing the number of insulin-producing pancreatic β cells.
A nationwide study in Sweden found that receiving red blood cells from female donors does not increase the risk of death in transfused patients. The study controlled for lower haemoglobin levels in women's blood and found no difference in survival rates between male and female donors.
Women with self-injury behaviour show a more effective pain-modulation system, displaying more connections between pain perception and modulation brain areas. This finding suggests that effective pain modulation is a risk factor for self-injury behaviour, providing valuable insights for improving treatment and support.
Scientists at Karolinska Institutet and Stockholm University have visualized the machinery that mitochondria use to form their proteins. This discovery presents opportunities to design more specific antibiotics and cancer drugs.
Researchers at Karolinska Institutet have developed nano-sensors that can detect pesticide residues on fruit surfaces in just five minutes. The sensors use flame-sprayed nanoparticles made from silver to increase the signal of chemicals, overcoming high production costs and limited batch-to-batch reproducibility.
Researchers at Karolinska Institutet have successfully repurposed a cancer drug to target neuroinflammatory diseases like multiple sclerosis. A novel drug carrier was developed to deliver the treatment specifically to microglia, reducing inflammation and disease progression.
Researchers at Karolinska Institutet have identified a new vaccine candidate based on nano-sized membrane vesicles that provide protection against multiple pneumococcal strains. The vaccine target two conserved lipoproteins MalX and PrsA, showing serotype-independent cross-protection.
Researchers at Karolinska Institutet found a link between genetic variants in diabetes drug targets and lower Alzheimer's disease risk. The study suggests that the target protein, KATP channel, may be a therapeutic target for treating and preventing Alzheimer's disease.
Researchers at Karolinska Institutet discovered that electrical stimulation of the vagus nerve promotes healing in acute inflammation by shifting the balance between inflammatory and anti-inflammatory molecules. This finding opens new avenues for treating inflammatory diseases, including autoimmune and cardiovascular conditions.
A new mobile app provides effective support for children with obesity by tracking their weight development in real-time and offering personalized care. The app achieved twice the weight loss results compared to conventional care, particularly benefiting adolescents who were previously difficult to reach with behavioral therapy.
Researchers found that a single mRNA vaccine booster shot can provide the same level of protection as three doses, making it a promising investment for resource-poor countries. The study suggests that this strategy could benefit billions of people worldwide and help combat emerging COVID-19 variants.
A Swedish study of over 9,000 children found that playing video games increased their intelligence by 2.5 IQ points compared to TV-watching or social media. The study controlled for genetic differences and socioeconomic background, suggesting a positive effect of video games on cognitive abilities.
A large study has found six predictors that can help determine the optimal lithium dose for patients with bipolar disorder. The predictors include age, sex, kidney function, and medication use. The researchers hope to develop a digital app to aid psychiatrists in finding the right dose.
Researchers at Karolinska Institutet have mapped the formation of hybrid strains in Trypanosoma cruzi, a parasite causing chronic infection and severe symptoms. These hybrids are more effective at evading the immune system and causing disease, but understanding their formation can help develop new diagnostic and treatment methods.
A study in rural Malawi found high mortality rates for children admitted to hospital with low blood sugar or oxygen levels. The findings suggest that earlier identification and prompt care-seeking could help reduce the risk of death, emphasizing the need for better clinical management of severely ill children.
Researchers at Karolinska Institutet have developed a method to identify the immune cells involved in autoimmune diseases and identified four new target molecules for personalized treatment of multiple sclerosis. This approach could lead to more precise treatments with fewer side effects, potentially benefiting other autoimmune diseases.
A Swedish study found that children with migration backgrounds are less likely to receive recommended psychiatric diagnoses and treatments for conditions like ADHD and depression. They were 40% less likely to receive certain diagnoses and 30% less likely to receive psychotherapy or ADHD drugs.
Exposure to certain air pollutants is associated with a greater likelihood of testing positive for SARS-CoV-2. The study found a significant link between traffic-related pollutants and COVID-19 infection risk, suggesting that improving air quality may have public health benefits.
Key signalling pathways blocking by existing drug candidates limit CCHF virus reproduction. The findings offer hope for patients affected by this deadly disease, which has a high mortality rate in humans.
Researchers at Karolinska Institutet study how the immune system protects against malaria, finding that people who have contracted the disease before develop a tolerance that prevents severe disease. This knowledge can aid in the development of more effective vaccines.
A study at Karolinska Institutet has revealed that a subgroup of innate lymphoid cells (ILCs) can accumulate in the intestinal mucosa of patients with inflammatory bowel disease (IBD). These immature cells can be influenced by gut environment factors, leading to increased cell division and cytokine production.
A study published in Current Biology found that people share similar odour preferences regardless of cultural background. The researchers discovered that the structure of the odour molecule determines whether a smell is considered pleasant or not.
Researchers at Karolinska Institutet have identified a new antidiabetic substance that preserves beta cell activity and prevents high blood glucose in mice. This approach may prevent the exhaustion of beta cells and improve long-term diabetes treatment.
Researchers at Karolinska Institutet in Sweden have developed a novel strategy to identify potent miniature antibodies, so-called nanobodies, against emerging SARS-CoV-2 variants. The approach led to the discovery of multiple nanobodies that effectively blocked infection with different SARS-CoV-2 variants.
A large-scale registry study found no association between COVID-19 vaccination during pregnancy and increased risk of preterm birth, growth retardation, or neonatal care. Vaccination was associated with a slightly lower risk of neonatal care and provided protection against COVID-19 for the newborn.
Researchers at Karolinska Institutet identified a novel protein mechanism that inhibits tumour growth in ER-negative breast cancer, leading to improved prognosis. High levels of GIT1 were associated with reduced tumour growth and better outcomes in ER-negative patients.
Researchers at Karolinska Institutet have found a way to stabilize the cancer-suppressing protein p53 by adding a spider silk protein, creating a more potent variant. This discovery has potential as an approach for cancer therapy.
A new study from Karolinska Institutet and Helmholtz Center Munich found that macrophages show altered inflammatory and metabolic expression several months after mild COVID-19. Even though most individuals were symptom-free, their immune systems were more sensitive than those of healthy counterparts.
A Swedish study published in Occupational and Environmental Medicine found that victims of sexual and gender-based harassment in the workplace are at a higher risk of prescribed psychotropic medication. The study analyzed over 23,000 participants and found a 20% increase in medication use among those who experienced harassment.
A new study from Karolinska Institutet projects that a temperature rise of 2 degrees Celsius will increase hyponatremia hospitalizations by almost 14%. Women and elderly are particularly vulnerable to the increased risk, with those over 80 years old facing a 15 times higher chance of hospitalization during heat waves.