A dolutegravir-based regimen is likely to increase life expectancy by nearly three years and reduce new HIV infections by 23 percent in India. This could be achieved without increasing the country's HIV/AIDS budget.
Research identifies a mechanism by which glioma cells develop resistance to anti-angiogenic treatment, using different strategies to spread through the brain. The study reveals a potential target for combination therapies based on Wnt signaling and vessel co-option pathways.
A new study has identified a mismatch between two MRI methods that can signify early stroke status, allowing the use of 'clot busting' drug tPA in patients with unwitnessed strokes. The study found similar outcomes to those previously reported for patients receiving tPA within 4.5 hours of witnessed strokes.
A study published in the Journal of Clinical Psychiatry found that over a quarter of young people seeking treatment had a history of at least one overdose. Factors associated with increased overdose risk included alcohol, cocaine, and amphetamine use, as well as psychiatric conditions like depression and anxiety disorders.
Researchers identified RB1 gene mutations as a mechanism underlying acquired resistance to CDK 4/6 inhibitor treatment for HR-positive breast cancer. The study found that these mutations led to loss of RB1 function and consequently resistance to CDK 4/6 inhibitors in patients whose tumors progressed after treatment.
A Massachusetts General Hospital-led study reveals that chronic early-life stress raises PTSD vulnerability by increasing ghrelin levels in both rat models and human adolescents. Elevated ghrelin levels are associated with increased fear response and susceptibility to mental health disorders.
Researchers at Massachusetts General Hospital report promising preclinical results against uniformly fatal tumor, finding that combining two cancer immunotherapy drugs significantly prolongs survival time. The treatment changes a population of immunosuppressive T cells into a type that could enhance an antitumor immune response.
A new approach to analyzing prostate gland tissue uses cellular metabolites to differentiate between aggressive and less aggressive tumors. The study found that metabolite levels can predict tumor grade, stage, and recurrence risk, helping guide treatment strategy.
A machine learning model has been developed to predict C. difficile infection risk, analyzing entire electronic health records and accommodating institutional differences. The model can identify patients at greatest risk, allowing for targeted prevention methods and improved patient outcomes.
Researchers found that smokers who used e-cigarettes were less likely to quit, but only if they used them regularly. The study suggests that e-cigarettes may not be as useful for quitting smoking as previously thought, and recommends FDA-approved nicotine replacement products instead.
A multi-institutional study validated age-based NT-proBNP diagnostic cutoff levels for diagnosing acute heart failure in patients seen at hospital emergency departments. The study found that a level below 300 strongly excluded a heart failure diagnosis, and the results were consistent across all groups of participants.
Researchers found that cancer cells from lymph node metastases can invade blood vessels and spread to distant organs like the lung and brain. This study suggests that lymph node metastases could be a source of fatal distant metastases, requiring targeted treatment.
Researchers at Massachusetts General Hospital developed an artificial intelligence technique, AUTOMAP, that enables the production of high-quality images in less time and with lower doses. This approach uses deep learning to automatically determine the correct image reconstruction algorithm, allowing for instant feedback during scanning.
A clinical trial found that vaginal estrogen tablets, moisturizers, and a placebo gel all improved vaginal discomfort symptoms. However, the study suggests that better treatment options are needed for postmenopausal women, who experience significant quality-of-life effects from these symptoms.
Researchers at Massachusetts General Hospital developed a microfluidic device that measures neutrophil motility to accurately diagnose sepsis. The device achieved more than 95% accuracy in distinguishing patients with sepsis from those without, offering a promising new approach to timely treatment.
Researchers found that obesity and inflammation promote resistance to anti-VEGF therapy in breast cancer. Blocking specific molecules like IL-6 or FGF-2 may overcome this resistance and improve treatment response.
A study by Massachusetts General Hospital researchers identified a neural circuit mechanism involved in preserving memory specificity and a genetic 'switch' that can slow down memory generalization. Targeting levels of abLIM3 protein could improve memory in aging and reduce symptoms of PTSD.
Researchers found that nonwhite women were diagnosed at younger ages and with more advanced cancers than white women. The current guidelines may not account for racial differences, leading to delayed diagnosis and potentially harmful outcomes.
A study published in the International Journal of Drug Policy found that individuals resolving cannabis problems do so at younger ages compared to those resolving problems with alcohol or other drugs. They also reported starting regular use at a younger age and were less likely to seek formal treatment, but more likely to participate i...
A new microfluidic device developed by Massachusetts General Hospital may help monitor a tumor's response to therapy and provide detailed information to guide treatment choice. The device isolated tumor-specific EVs from all 13 patients with glioblastoma multiforme, identifying key genetic and molecular information.
A Massachusetts General Hospital-led research team has identified a genetic defect in the TAF1 gene as the possible cause of X-linked dystonia parkinsonism, a rare and severe neurodegenerative disease. The study found that aberrant splicing of the TAF1 gene leads to truncated RNA expression, which may be responsible for the disease.
A new study from Massachusetts General Hospital reveals that over 40% of patients treated at community health centers have a history of housing problems. The researchers emphasize the importance of identifying these issues in a clinical setting to initiate referrals for housing assistance and other social services.
A Massachusetts General Hospital team discovered that macrophages, immune cells known for removing debris, are actively involved in the development of heart failure with preserved ejection fraction (HFpEF). Elevated levels of inflammatory cardiac macrophages were found in both mouse models and human patients with HFpEF.
A new study has found that safe-sleep recommendations for infants have not reduced sudden deaths in the first month of life. The researchers identified factors that may contribute to the persistent risk of sudden death during the early weeks of life, including suffocation and asphyxiation.
A 12-week before-school physical activity program, BOKS, improved body weight and social/emotional wellness in children. Participants who attended sessions three times a week showed significant better BMI z scores and a greater chance of moving to a lower BMI category.
A Massachusetts General Hospital physician outlines the findings of the NASEM committee on e-cigarette risks and benefits. The report suggests that e-cigarettes are less hazardous than combustible cigarettes, but more research is needed to establish long-term risks.
A phase 3 clinical trial showed apalutamide treatment significantly delayed metastasis development in men with prostate cancer resistant to standard therapy. The treatment also improved survival and reduced disease progression symptoms.
Researchers created human intestinal 'mini-guts' to study the immune response to bacteria at different developmental ages. The study found that premature infants have an exaggerated immune response, contributing to NEC's pathogenesis.
Researchers found that crizotinib enhances radiosensitivity of tumors and inhibits growth of cultured tumor cells from NF2 patients. A novel mouse model mimicking NF2-associated hearing loss was also created to study the molecular pathway contributing to tumor progression and radiation-induced hearing loss.
Researchers found adding hydroxyurea to current chemotherapy protocol significantly increased survival in animal models of glioblastoma, a deadly brain cancer. The combination led to a significant increase in survival and even induced remission in some cases.
Infections with MRSA bacteria appear to permanently compromise the lymphatic system, impairing its ability to pump lymphatic fluid. This impairment may contribute to frequent recurrences of MRSA infection in patients.
A new blood stabilization method developed at Massachusetts General Hospital significantly prolongs the lifespan of circulating tumor cells (CTCs) in whole blood samples. This approach allows for the preservation of high-quality RNA suitable for demanding molecular assays, opening up potential for personalized drug testing and expandin...
A Massachusetts General Hospital team developed a dual-modality approach to reactivate the inactive X chromosome, increasing MECP2 protein expression up to 30,000-fold. The treatment may provide meaningful treatment for patients with Rett syndrome and other X-linked disorders.
A team of MGH investigators has developed an approach to convert autoantibodies into anti-inflammatory antibodies using enzymes, which showed promise in treating two autoimmune diseases. The researchers hope this method will provide a more effective and efficient alternative to IVIG treatment.
A study by Massachusetts General Hospital found that almost 40% of malignant glioma patients never enrolled in hospice, and a quarter of those who did may have enrolled too late. This highlights the need for improved end-of-life care for this patient group.
A modeling study by Massachusetts General Hospital investigators finds that antiviral drugs can reduce the risk of complications from HCV-positive liver transplantation. The study suggests that HCV-negative patients with severe liver disease may benefit from receiving an HCV-positive liver followed by antiviral treatment.
A study suggests that age 25 would be the most beneficial age for a one-time screening HIV test of the general population, improving rates of HIV diagnosis and overall health outcomes. However, youth at high risk should be tested more frequently.
A centralized chronic disease management program produced significant improvements in patient outcomes for those with diabetes, hypertension, or cardiovascular disease. Practices with central population health coordinators showed greater improvements in testing and clinical targets compared to those without coordinators.
A team of MGH researchers has identified a genetic change that may cause the rare neurological disorder XDP, which combines features of dystonia and Parkinson's disease. The discovery reveals that a DNA sequence change, including an insertion of a retrotransposon, is correlated with the age of onset for the disease.
A survey of patients found that those reporting higher levels of patient satisfaction with their care were significantly less likely to be readmitted. Good communication with healthcare providers was also linked to a lower risk of readmission. The study highlights the importance of engaging patients in an assessment of their communicat...
A new harvesting method has been developed by the Massachusetts General Hospital team, which rapidly produces superior stem cells for bone marrow transplantation. The procedure, which combines GRO-beta and AMD3100 injections, mobilizes stem cells in just 15 minutes, making it less painful and disruptive for donors.
A phase 2b clinical trial of a novel HIV vaccine regimen has begun in southern Africa, aiming to reduce the incidence of HIV infection. The mosaic vaccine, developed by researchers at the Ragon Institute, is designed to respond to various viral strains and address genetic diversity.
Researchers have identified a communication network between lung tumors and bone marrow that contributes to tumor progression. Tumors activate osteoblasts in the bone marrow, leading to the production of immune cells that promote cancer growth.
Researchers at MGH and UHN discovered a critical molecular pathway that induces lung and skin fibrosis in a mouse model. Suppressing ephrin-B2 expression blocked the development of lung fibrosis, while inhibiting ADAM10-sEphrin-B2 signaling reduced fibrosis and death.
Researchers at Massachusetts General Hospital have developed a potential alternative to gadolinium-based contrast agents for magnetic resonance imaging (MRI). The new manganese-based agent Mn-PyC3A produced comparable image enhancement to the standard of care with rapid clearance and less likelihood of toxicity. The study used a baboon...
A Massachusetts panel has identified factors contributing to cataract surgery adverse events and strategies for preventing patient harm. The team recommends standardized safety protocols, proper training, and the use of least invasive anesthesia forms to reduce errors.
Researchers at Massachusetts General Hospital have found that immunoglobulin infusions can improve pain and function in patients with autoimmune small-fiber polyneuropathy (SFPN), a condition previously thought to be idiopathic. The treatment has shown significant symptom relief for 75% of patients, allowing some to discontinue treatment.
A study from the Recovery Research Institute at Massachusetts General Hospital found that almost 9% of respondents to a national survey indicate overcoming a serious problem with drugs or alcohol. Most who resolved their issues (54%) used some form of assistance, such as mutual self-help groups or professional medical treatment.
Researchers at Massachusetts General Hospital have found that mature B lymphocytes can greatly accelerate the healing of acute and chronic wounds in both healthy and diabetic skin. The treatment also improved tissue quality and reduced scarring. High numbers of a patient's B cells can be isolated through standard blood pheresis procedu...
The separation of conjoined twins presented a complex medical challenge, requiring coordination of multiple specialists and consideration of the ethical implications. The case highlighted the importance of collaboration and compassion in providing care to vulnerable populations.