Articles tagged with Mutation
A study identified 149 variants in 22 genes, classifying them as pathogenic or likely pathogenic, and found NPHS2 was the most common mutated gene. The researchers hope to understand the correlation between genotype and phenotype to improve diagnosis and treatment for patients with nephrotic syndrome.
Researchers from Brown University have developed a new method, SWIF(r), to detect adaptive genetic mutations. The technique combines multiple statistical tests into a single machine-learning framework, allowing for more accurate identification of beneficial mutations and shedding light on the evolutionary history of populations.
A team of scientists developed an algorithm that accurately pinpoints mutations favored by natural selection, shedding light on the specific mutations responding to selection pressure. The iSAFE algorithm reliably identifies favored mutations in large genomic regions without needing function information or demographic data.
A genetic study reveals that multidrug-resistant malaria in southeast Asia originated from a single mutation combination in 2008, which spread rapidly across the region before becoming apparent in 2013. The study highlights the need for close monitoring of genetic mutations to mitigate resistance and prevent further outbreaks.
A European Society of Cardiology study found that four in ten cardiomyopathies in young people are genetic. Family screening is crucial to detect the disease in apparently healthy relatives and prevent early death. The study also highlights the need for earlier diagnosis and better diagnostic tests, including genetic testing.
Researchers found a higher frequency of LRRK2 gene mutations in Ashkenazi Jewish patients with Crohn's disease, which also increases the risk of developing Parkinson's disease. The study's findings could lead to better understanding and treatment of both conditions.
Researchers have discovered a link between ADCY3 gene mutations and severe obesity, which can lead to appetite control abnormalities, diabetes, and anosmia. This finding offers new hope for the development of targeted treatments for obesity.
Researchers have identified a low incidence of disease-causing IGF mutations and common polymorphisms in the IGF protein family. Dr. Rotwein's analysis suggests that most medical problems associated with IGF mutations are not caused by rare genetic mutations, but rather by prevalent genetic variations within the human population.
Researchers found significant disparities in liquid biopsy results from Guardant360 and Personal Genome Diagnostics for patients with metastatic prostate cancer. Inconsistencies were found even when analyzing DNA from the same blood sample, highlighting the need for improved certification and quality control.
A study published in Nature Communications reveals a genetic mutation in the C9orf72 gene causes a vicious cycle of toxic protein production, driving neuronal death in ALS. The researchers found that cell stress activates more toxic protein production, creating a loop that potentially drives disease progression.
A new nanomapping technology combines high-speed atomic force microscopy with a CRISPR-based chemical barcoding technique to map DNA nearly as accurately as DNA sequencing. The technology can process large sections of the genome at a much faster rate, using parts found in DVD players.
A KAIST research team has identified a mutant gene network in colon cancer, which could lead to the development of effective anti-cancer drugs. The study used large-scale genomic data to construct a mathematical model on the cooperative effects of multiple genetic mutations found in gene interaction networks.
A recent study identified 8 new genes involved in epileptic encephalopathy, a severe form of epilepsy combining with intellectual disability. Whole-genome sequencing revealed de novo mutations as the main cause of this type of epilepsy.
A recent study found that genetic variants in epithelial sodium channels may help rehydrate the airways of cystic fibrosis patients, reducing bacterial build-up and promoting stable lung function. This discovery brings ENaCs into the spotlight as a potential new therapeutic target.
A new study from Penn researchers reveals how genetic variants in the TMEM106B gene lead to disease by affecting cellular structure and promoting abnormal lysosome activity. This breakthrough provides insight into a major cause of dementia in young adults and may lead to development of new therapeutics.
Researchers have unraveled a direct link between LRRK2 protein dimerization and genetic mutations in Parkinson's disease. This process could lead to a promising new therapy route, as the kinase inhibitor causes lung and kidney problems.
A team of researchers used stem cell technology to generate motor neurons from ALS patients with FUS mutations, revealing axonal transport defects. Genetic correction and pharmacological inhibition of HDAC6 restored axonal transport, suggesting a potential therapeutic approach for ALS.
A genetic mutation has been identified as a key factor in the development of intervertebral disc disease (IVDD) in short-legged dog breeds, including dachshunds and French bulldogs. The discovery provides a valuable tool for owners, breeders, and veterinarians to mitigate the risk of IVDD and related spinal cord disease.
Researchers have identified several genes associated with congenital heart disease, including FLT4 and GDF1, which may help predict risk for future offspring. The study also found that de novo mutations in certain genes are common among CHD patients, potentially leading to neurodevelopmental issues.
Researchers developed a customizable mouse model of leukemia using multiplex CRISPR-Cas9 editing and human hematopoietic stem cells. The models accurately reflect human responses to therapeutic agents commonly used to treat blood cancers. This breakthrough may aid drug discovery and clinical trials.
Researchers at the University of Copenhagen have discovered a new cattle disease called Facial Dysplasia Syndrome, which causes facial deformations and breathing problems in young calves. The disease is linked to a genetic mutation found in semen from one breeding bull, and its identification could help prevent further cases.
A unique mutation in the ACMSD gene has been identified in a 74-year-old man with Parkinson's disease, which may be linked to an increased risk of neurodegeneration. This discovery could lead to a better understanding of the disease and potentially inform the development of new therapeutic strategies.
A new clinical investigation is testing whether genetic screening can identify patients with a specific mutation who are the best candidates for deep brain stimulation surgery. The study aims to determine how this genetic information can inform surgical decisions and potentially improve outcomes for Parkinson's disease patients.
Researchers discovered postzygotic mosaic mutations, which occur after conception, contribute to autism risk in 3-4% of individuals. These 'silent' mutations alter genetic message stitching and may increase risk by 1-2% for genes essential for development.
A comprehensive genomic analysis of Wilms tumor identified genetic mutations involving a large number of genes, converging into two major pathways that lead to cancer. The study offers new opportunities for treatment by targeting these processes instead of individual genes.
Researchers have developed a new technique called Orion to flag regions of the non-coding genome that are likely to contain disease-causing genetic changes. This method identifies stretches of DNA that vary little from person to person, which are most likely doing something important and more likely to cause disease.
A team led by Dr. Rena D'Souza aims to identify the relationship between PAX9 and WNT pathways in permanent tooth formation. The goal is to develop new therapies that reestablish normal interaction between genes and pathways to restore tooth development.
The Jackson Laboratory will investigate a new mouse model for amyotrophic lateral sclerosis (ALS) with a $3.2 million federal research grant. The study aims to link genetic mutations in the mouse models to human ALS or other neuromuscular diseases.
A study found that specific genetic mutations and inherited genes may contribute to hemiplegic cerebral palsy. Mutations in certain parts of an individual's genetic makeup were identified, with some variations being inherited from parents.
Researchers identified a new genetic mutation that prevents sperm production in five men from a single Bedouin family. The mutation inactivates the function of the gene TDRD9, which normally protects full DNA sequence in sperm, leading to azoospermia.
Scientists successfully corrected a disease-causing mutation in human embryos using CRISPR-Cas9, increasing the probability of inheriting a healthy gene from 50% to 72.4%. The technique also revealed an alternative DNA repair system in human embryos.
Researchers successfully corrected a genetic mutation causing hypertrophic cardiomyopathy in human embryos, preventing its inheritance. The technique could apply to thousands of inherited genetic disorders and increase IVF success rates.
The lab, led by Zhe Han, Ph.D., aims to identify key histone-modifying genes involved in heart development and create personalized fly models for individual patients. By understanding the role of these genes, researchers hope to predict CHD risk and potentially cure the condition using gene-editing approaches.
A study sequenced genomic DNA of Ashkenazi Jewish women with breast cancer, revealing a higher prevalence of non-BCRA mutations in BRCA1 and BRCA2. The findings suggest that genetic testing for all breast cancer genes may benefit these patients.
Researchers have developed a gene-editing technique using CRISPR that can introduce beneficial mutations into blood cells, potentially treating sickle cell anaemia and other blood disorders. The British-198 mutation already exists in nature and has been shown to boost foetal haemoglobin production.
A consortium of researchers has performed a comprehensive genomic sequencing analysis of hundreds of patients with T-lineage acute lymphoblastic leukemia, revealing new mutations and drug targets. The study identified 106 driver genes associated with cancer, including previously unrecognized mutations.
A study has identified a common gene mutation linked to retinitis pigmentosa in Hispanic families from the Southwestern US, with over 70 genes now known to cause the disease. The researchers found that a dominant mutation in the arrestin-1 gene is responsible for 36% of cases, offering hope for future treatments and therapies.
Researchers found that high suPAR protein levels combine with common genetic mutation to trigger disease onset and define rate of progression. The study used large cohorts of black patients with genetic risk factors for chronic kidney disease and found that plasma suPAR levels predict renal function decline.
Researchers have identified a genetic modifier associated with the rate of progression in Huntington's disease. The study used high-quality data from two cohorts and found a significant result linked to the MSH3 gene.
Researchers at Osaka University found a new mutation in the MUC1 gene that may act as an early marker of medullary cystic kidney disease type 1 (MCKD1). The mutation was discovered through whole-exome sequencing and suggests a potential biomarker for non-genetic testing to evaluate the risk of MCKD1.
A new software tool called Mendel,MD can help doctors analyze patients' genetic data to diagnose diseases caused by mutations. Developed for easy use by physicians, the tool is freely available and has been validated using clinical cases and tests at multiple research centers.
A recent dog DNA study has uncovered a genetic mutation linked to flatter faces in breeds like pugs and bulldogs. Researchers used CT scans to measure skulls and compared the results with genetic data, identifying variations associated with brachycephaly.
A genetic study led by UC Davis has identified a mutation in horses that may contribute to squamous cell carcinoma, the most common cancer found in equine eyes. This discovery offers hope for early detection and treatment of ocular SCC, potentially improving horse health and informing breeding decisions.
Researchers at the Universities of Birmingham and Newcastle studied DNA of two types of acute myeloid leukemia to explain clinical prognosis differences. They discovered how oncogenes reprogram blood stem cells, leading to variable treatment responses.
Scientists at the University of Pittsburgh School of Medicine have identified two genes, Sap130 and Pcdha9, that play a crucial role in causing hypoplastic left heart syndrome (HLHS). The study reveals that mutations in these genes can cause HLHS by compromising blood flow to the body.
A genetic mutation contributing to childhood blindness has been identified in patients with ocular coloboma, a condition resulting in part of the eye being missing at birth. The study revealed mutations in 10 genes linked to actin activity, affecting eye development.
Scientists at MU used whole genome sequencing to identify genetic variants causing rare diseases like progressive retinal atrophy and Niemann-Pick type 1 in domestic cats. This helps feline preservationists implement breeding strategies for endangered species.
A new study sequencing 80 silver birch genomes reveals genetic mutations influencing tree growth, wood production, and environmental adaptations. These findings hold potential for breeding trees better suited to various industries and climates.
Researchers identified a genetic mutation responsible for keratolytic winter erythema (KWE), a rare skin disorder prevalent among Afrikaners. The discovery enables dermatologists to diagnose KWE in patients and provides a starting point for developing potential treatments.
Scientists have discovered thousands of rare genetic mutations contributing to cancer growth, focusing on shared protein domains. These findings could guide the development of treatments targeting multiple mutated proteins simultaneously.
A novel dietary supplement has been shown to reverse cellular damage caused by specific genetic mutations in the kidneys of transgenic fruit flies. The study provides a personalized model for testing novel therapies for rare diseases such as focal segmental glomerulosclerosis (FSGS), which currently lack treatment options.
The new blood test can accurately and quickly identify genetic mutations associated with NSCLC, allowing clinicians to make earlier, individualized treatment choices. The test showed high sensitivity and specificity for detecting each type of mutation, and results were available within 72 hours.
Scientists have identified two genetic mutations that significantly increase the risk of developing multiple sclerosis. The double gene mutation was found in a large Canadian family with five members diagnosed with MS, revealing new insights into the disease's origins and potential targets for treatment.
Researchers identified a key mutation in a tumor suppressor gene as the cause of a rare genetic disorder that leads to myelodysplastic syndrome. Children with this condition develop a shortage of normal blood cells due to disrupted bone marrow function.
Researchers at Uppsala University discovered two independent mutations required for the development of sex-linked barring in chickens, a pattern resembling the common cuckoo's plumage. The study sheds light on the genetic mechanisms behind colour variation and pigmentation in birds.
A team of researchers identified a genetic mutation responsible for an adult's rare and severe immune system disorder. They developed a molecular therapy using Morpholino Antisense Oligonucleotide that corrected the mutation and allowed the patient's immune system to function properly.
Researchers used positron emission tomography (PET) to identify genetic cell mutations that cause lung cancer. Advanced image analysis technique, radiomics, non-invasively identified underlying cell mutations in NSCLC patients.
Researchers found shorter telomeres in mice with a human genetic mutation linked to heart disease leads to deadly buildup of calcium in heart valves and vessels. The study provides a potential solution to studying other human disorders of aging in mice.
Researchers at Karlsruhe Institute of Technology developed a method to predict protein structures using statistical analyses. This approach allows for the prediction of even complex protein structures without experimental determination, potentially leading to new treatments for diseases like Alzheimer's.
A recent study analyzing genome sequencing and epidemiologic data from 32 cancer types found that nearly two-thirds of mutations in these cancers are attributable to random errors. The researchers' approach offers a novel perspective on cancer development, highlighting the need for more research efforts focused on secondary prevention.