Articles tagged with Genetic Medicine
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Melissa A. Kelly, co-director of Geisinger's MyCode Genomic Screening and Counseling Program, received the award for her work integrating genomic medicine into healthcare through Geisinger's MyCode Community Health Initiative. The initiative has reported over 5,000 medically relevant results to patient-participants, many of whom were u...
UCSF scientists discover delivering therapeutic molecules to amniotic fluid can effectively treat Angelman syndrome and other neurological conditions. The treatment uses antisense oligonucleotides, which can alter gene expression, and has shown improved motor function and learning outcomes in mice.
Researchers have developed a genetic risk tool that combines genetic factors with demographic information to improve MS risk prediction in young people presenting with optic neuritis. The study shows that this approach can help identify patients at high risk of MS, potentially enabling earlier treatment and improving long-term health.
A new study has created specific growth charts for children with Fanconi anemia, showing that they tend to be shorter and thinner than other children. The researchers found that boys with the condition have average heights at the lower end of the general population curve, while girls have average heights but variable weights.
The American College of Medical Genetics and Genomics (ACMG) has released a points to consider statement on the safety and efficacy of polygenic risk score assessment for embryo selection. The statement concludes that there is insufficient evidence to support its clinical utility, and further research is needed.
A large, diverse genetic study identified novel genetic locations associated with primary open-angle glaucoma (POAG), a leading cause of irreversible blindness globally. The study implicated vascular and cancer-related genes in POAG risk, with 20% of associated genes related to primary cilia.
A study has identified 1,289 genetic markers associated with Type 2 diabetes, including 145 newly discovered markers. The research provides risk scores for diabetes complications and suggests potential genetic targets for new treatments.
A team of researchers from Texas Heart Institute and Baylor College of Medicine have made a significant discovery about the underlying molecular cell states within transplanted pediatric hearts. They found that donor-derived tissue-resident macrophages are crucial for graft acceptance, but their loss leads to allograft failure.
The Medical University of South Carolina will be one of four sites exploring the genetic basis of Parkinson’s disease in the Black community. The study, known as BLAAC PD, aims to genotype over 150,000 people worldwide and develop targeted treatments for this subtype of PD.
Scientists have identified a vulnerability in our genomes that can cause developmental defects, such as extra fingers and heart disorders. By analyzing genomic sequences and enhancer variants, researchers found that single-letter changes to the DNA within our genomes can dramatically affect gene expression.
Researchers have developed a gene editing technique that can repair defective immune cells using CRISPR-Cas9, showing promise in treating rare diseases like Familial Hemophagocytic Lymphohistiocytosis. The therapy involves repairing genetic defects in cytotoxic T cells to normalize the immune response.
A new study using CRISPR technology enables researchers to activate genes in easily accessible cells, providing a potential breakthrough in the diagnosis and understanding of rare genetic diseases. This method could revolutionize the process by enabling faster results within weeks.
Researchers identified genetic variants that predict response to treatment for preterm birth, a condition affecting one in 10 infants. High levels of mutations in certain genes are associated with lower response rates, suggesting a precision framework for future drug development.
Researchers discovered a mutation in the APOA4 gene causing chronic kidney disease by analyzing DNA from affected families. The mutation leads to unstable and aggregated APOA4 protein depositing in the kidney, resulting in progressive kidney disease.
Researchers have made a groundbreaking discovery linking a genetic defect in the MGP gene to autosomal dominant spondyloepiphyseal dysplasia, a rare skeletal disorder. The study highlights the importance of the MGP gene and its role in skeletal development, paving the way for potential therapeutic interventions.
Researchers have successfully genetically modified pluripotent stem cells to evade immune recognition, offering a viable path forward for pluripotent stem cell-based therapies. The study's findings suggest that these engineered stem cells could pave the way for new treatments for diseases such as Type 1 diabetes and macular degeneration.
A landmark national study has shown that combining health data with whole genome sequence (WGS) data can help doctors provide more tailored care for patients with cancer. The research found specific genetic changes associated with better or worse survival rates and improved patient outcomes across different cancer types.
The Colorado Center for Personalized Medicine has hit a major milestone of returning clinical genetic results to over 30,000 patients, making it a leader in providing personalized patient care. The center is also studying pharmacogenomics and providing results to guide drug selection and dosing.
Researchers have developed gene-specific classification criteria for assessing the medical relevance of unclear genetic variants that can lead to hereditary colorectal cancer. The new criteria are expected to reclassify a significant proportion of these variants as harmless, providing relief to carriers worldwide.
A new Vanderbilt University Medical Center study found that thiazide diuretics were associated with a 15% lower risk of kidney stones. Higher serum calcium levels also linked to thiazides, supporting the notion that they affect kidney stone risk by modulating calcium excretion.
Researchers uncover intricate interplay between enhancers and silencers influenced by DNA methylation, providing crucial insights into dynamic gene control. High-resolution mapping reveals how genes are controlled and modified, paving the way for precision medicine tailored to individual patients.
Researchers successfully produced alstonine, a naturally occurring substance with potential for treating mental disorders, using genetically engineered yeast cells. The yeast platform has the potential to discover and develop plant-based medicines, including those for schizophrenia.
Researchers found that previous studies failed to account for mixed genetic lineages, leading to inaccurate results. By considering admixture in the population, they found no link between a genomic variant and traits like height or cholesterol levels.
The study has shed light on how cats evolved into different species and how genetic changes relate to survival abilities like smell detection. It also revealed that cat genomes tend to have fewer complex genetic variations than other mammal groups, such as primates.
A large cross-sectional study of over 2,800 young men in Switzerland found an association between mobile phone use and lower sperm concentration. While no link was discovered to poor sperm motility or morphology, the results suggest that reduced semen quality may be linked to increased mobile phone usage.
A study by Queen Mary University of London reveals that trust is the key factor in British South Asians' participation in genetic testing. Participants emphasize the importance of General Practitioners (GPs) as trustworthy professionals and personalized prescribing with genetic information to enhance trust and medication adherence.
Researchers developed a mouse model with human-like telomeres by making a single genetic alteration, providing a valuable resource for studying aging and cancer. The discovery highlights the importance of the RTEL1 protein in determining telomere length.
A Geisinger Health System study found that genomic screening for hereditary hemochromatosis type 1 can identify underdiagnosed cases and encourage treatment. The screening program resulted in 69% of those notified proceeding with a lab test, and 69% of those showing iron overload beginning subsequent treatment.
Researchers have identified a group of babies born to mothers who used fentanyl during pregnancy with similar facial and musculoskeletal abnormalities. The study suggests the emergence of a novel syndrome, which may be caused by fentanyl exposure or another contaminant.
A new Australian study suggests harnessing genomic surveillance technology can detect the rise of deadly 'superbugs', slowing their evolution and spread to improve global health outcomes. The study highlights the need for a multifaceted 'One Health' approach to surveillance, with practical recommendations for implementation.
Researchers found that polygenic risk scores identify only 11% of individuals who develop disease and generate 5% false positives. The scores contribute little health benefit while adding cost and complexity to healthcare systems.
Scientists identified two genes, ADRA2A and IRX1, that predispose individuals to Raynaud's phenomenon. The genes affect the body's ability to regulate blood vessel constriction, leading to white fingers and toes in response to cold or stress. The study provides new insights into the disease and potential treatment options, including th...
The team created a glycoengineering platform that simplifies the production of customized sugar carbohydrates, known as glycans, which play a crucial role in various therapeutic applications. This innovation enables the engineering of new glycans with unprecedented flexibility, addressing limitations in existing approaches.
Researchers from the University of Virginia Health System have made significant discoveries about the genetic influences on fatty acid metabolism in diverse populations. The study found broad similarities among groups but also notable differences, highlighting the need for genetic studies in diverse groups.
A new study found three genes strongly linked to vegetarianism, including those involved in lipid metabolism and brain function. The study suggests that genetics play a role in determining whether someone can stick to a strict vegetarian diet.
A large study of 491,000 participants found that loneliness was associated with an increased risk of developing Parkinson's disease. The findings suggest that loneliness is a significant psychosocial determinant of health and may contribute to the development of the neurodegenerative disorder.
Scientists analyzed nearly 1,000 IVF embryos to understand why some fail to develop, finding that genetic errors in cell division are more common than thought. The study reveals potential ways to improve IVF outcomes by changing the fertility treatment process and understanding the earliest stages of pregnancy.
Researchers tested five chemicals on zebrafish embryos and found that all caused impaired migration of bone-forming cells, leading to facial malformation. The study suggests a potential general mechanism underlying teratogenic chemicals and proposes using zebrafish as an alternative method for testing cross-species teratogens.
A Geisinger-led study found that knowing the genetic cause of high cholesterol increases heart disease risk more than having high cholesterol levels alone. The study used UK Biobank data and observed distinct differences in heart disease rates among participants with different genetic causes.
The new guidelines provide a framework for genetic testing and counseling, recommending comprehensive testing and gene-targeted therapies for all persons with ALS. The guidelines aim to improve access and standardize practice among neurologists and genetic counselors.
A recent study found that gene panel sequencing as a first-tier screening test detected 2.7% of infants, with 50.4% diagnosed correctly. This alternative method identified undiagnosed cases in 1 out of every 500 newborns and showed promise for reducing false positives.
A large study found that people with an evening chronotype were more likely to engage in unhealthy lifestyle behaviors such as smoking, poor sleep, and physical inactivity. These individuals had a 72% higher risk of developing diabetes compared to those with a morning chronotype.
A recent study has successfully predicted potential drug outcomes and side effects by analyzing the discrepancy in gene perturbation effects between cells and humans. Researchers used machine learning to forecast drug approvals, improving reliability over conventional methods that only consider chemical properties.
Researchers at Kyoto University have discovered the mechanism by which breast cancer forms in mammalian epithelial cells. The team found that approximately 20 mutations accumulate annually in each cell until menopause, after which the rate decreases significantly.
A new molecule called A11 has been found to reduce inflammation and improve memory in models of Alzheimer's disease. By targeting the genetic transcription factor PU.1, A11 suppresses inflammatory gene expression in microglia immune cells, leading to reduced neurodegeneration and improved cognition.
Neuroscientists have developed new, genetically diverse mouse models to study abnormal tau protein accumulation in the brain, a hallmark of Alzheimer's disease. The study aims to improve research models and understanding of how genetic variations influence neurodegenerative disease development.
A computational genetic model has been developed to predict individual genetic risk of developing breast cancer based on a woman's genetic profile. The model uses data from a large-scale international study and identifies women at high risk, who may benefit from earlier and more frequent screening.
A new study revealed that people in the UK have facial skin with more DNA damaged from the sun than those in Singapore, leading to a higher risk of developing keratinocyte skin cancers. This is despite lower UV light exposure levels in the UK.
A University of Ottawa-led research team has made significant progress in understanding XLP-2, a genetic disorder that affects the immune system. The study reveals two underlying mechanisms: poor expression of Interleukin-6 and compromised T cell survival, which lead to immunodeficiency in patients.
Researchers discovered that nine percent of esophageal adenocarcinoma patients harbor cancer-predisposing gene mutations, which may trigger progression from Barrett's esophagus. This finding supports the idea that genetic testing can help risk-stratify EAC patients and potentially accelerate development of new treatments.
Researchers identified 145 key genetic points controlling skeletal proportions using AI on tens of thousands of X-ray images and genetic sequences. This discovery opens a window into predicting patients' risks of developing conditions like back pain or arthritis.
A study led by UCSF researchers discovered that people who remain asymptomatic after contracting COVID-19 often carry a specific gene variation that helps their immune system recognize the virus. This mutation, HLA-B*15:01, is common among asymptomatic individuals and can also help those with symptoms to recover more quickly.
Researchers identified significant differences between individuals with CHAMP1 coding mutations and deletions, affecting adaptive functioning skills and severity of symptoms. The study highlights the importance of understanding genetic mechanisms to develop precision medicine approaches for treating CHAMP1 disorder.
A team of researchers has identified a unique genetic signature in CAR T-cells that enables them to persist in the body for a longer time, leading to improved remission rates for children with leukaemia. This discovery provides a new understanding of why some CAR T-cells last longer and can help improve treatment outcomes.
A new AI tool, MAFDA, tracks individual fruit flies' complex behaviors and compares them with their genetic backgrounds. This enables researchers to study behavior genetics and gain insights into inherited traits.
A new study from Aarhus University has found that applying AI predictions of protein structures enhances the CRISPR technology, making the cuts in a patient's DNA more precise. This discovery may lead to better treatments for patients with genetic disorders and potentially develop cures for various genetic diseases.
Researchers from IMBA identify a family of virus-like transposons called Mavericks that facilitate horizontal gene transfer (HGT) between reproductively isolated worm species. The study reveals the role of Mavericks in overcoming the species barrier, with potential applications in pathogen control and genomic innovation.
The American College of Medical Genetics and Genomics has released its updated Secondary Findings Gene List (SF v3.2) with three new cardiovascular genes added, including CALM1, CALM2, and CALM3. The list provides guidance on reporting incidental findings in clinical exome and genome sequencing.
A study published in Nature Medicine found that nearly all women carrying variations thought to cause very early menopause actually had their menopause at an older age, forcing a reevaluation of the genetic causes of the condition. The research suggests that premature menopause is likely caused by a combination of genetic and non-genet...
The American College of Medical Genetics and Genomics has released an updated minimum variant set of 100 CFTR gene variants for carrier screening, replacing the previous 23-variant list. The new recommendations apply to genetic testing to determine carrier status, not diagnosis or newborn screening.