Articles tagged with Genetic Disorders
Researchers have developed a new fruit fly model to investigate the link between proline metabolism and aggression in neuropsychiatric disorders. The study found that disrupting a specific protein in the brain can induce increased aggression, highlighting the importance of precise regulation of proline metabolism for normal behavior.
A novel gene defect has been identified as the cause of a severe skin blistering disorder in Central Asian Shepherd dogs. The defect, found in the COL7A1 gene, leads to the absence of collagen, causing fragile skin and blisters.
A new study identifies key genes linked to the Galapagos cormorant's loss of flight, which shares similarities with human developmental disorders. The research suggests that shorter wings may have been advantageous during diving, reducing buoyancy and increasing survival.
Research identifies CRKL gene as crucial for normal genitourinary development, with gene dosage changes associated with developmental abnormalities. The study's findings have significant implications for initial patient diagnosis and potential treatments for individuals affected by DiGeorge syndrome.
A new control mechanism for the Opitz syndrome gene has been discovered, revealing a previously unknown cell signaling pathway. This finding could lead to the development of new treatments targeting this pathway.
Scientists identified a key gene, MDR1, governing toxin removal in the gut, which is linked to bowel disorders like Crohn's disease. Targeting vital cell parts with drugs can reverse damage and improve outcomes.
Researchers identified a genetic locus on chromosome 12 associated with anorexia nervosa, which also shows correlations with neuroticism and schizophrenia. The study suggests that anorexia may have both psychiatric and metabolic roots, potentially leading to new treatment opportunities.
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.
Researchers at Case Western Reserve University developed a gene-carrying nanoparticle that delivers healthy RPE65 genes to photoreceptor cells, preventing vision loss in mice with Leber congenital amaurosis. The therapy's success indicates promise for treating other inherited visual disorders.
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.
A worldwide consensus aims to diagnose most rare genetic diseases by 2020 through international cooperation and data-sharing. Despite advances in technology, the genetic mutations behind half of known rare genetic diseases remain a mystery.
Researchers found that new genes are more likely to appear in full form rather than gradually evolving through proto-genes. This is because non-coding DNA sequences give rise to highly ordered proteins, which are often deleterious to the organism.
Researchers used stem cells from patients with Angelman syndrome to identify the underlying cellular defects that cause the disorder. They found that brain cells fail to mature, disrupting synaptic connections critical for learning and cognitive development.
Researchers have created a promising mouse model for the devastating genetic disorder NGLY1 deficiency. The double-deletion mice survive and exhibit symptoms analogous to humans with the condition, making them useful for testing potential therapies.
A research team at St. Jude Children's Research Hospital has revealed a previously unknown immune machinery underlying neutrophilic dermatosis, a group of autoinflammatory skin disorders. By mapping the biological pathways involved, the researchers identified key molecules and signaling nodes that drive inflammation and tissue damage.
Researchers have discovered a potential treatment for ALS and spinocerebellar ataxia 2 using gene silencing technology. The drug, an antisense oligonucleotide, reduces problems associated with SCA2 by silencing the ataxin 2 gene.
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 JAX will study mouse models of inherited RPE-driven disease to identify potential molecular pathways for druggable targets. Their goal is to prevent, delay onset or decrease the severity of age-related macular degeneration and other heritable retinal diseases.
A team of researchers has identified the cause of a rare genetic disorder known as dystonia, which affects 70,000 people in the UK. The study found that mutations in the hippocalcin gene lead to overactivation of specific calcium channels, causing abnormal neuronal signaling and movement disorders.
The Muscular Dystrophy Association (MDA) and the Charcot-Marie-Tooth Association (CMTA) have awarded a $119,999 grant to study gene therapy for CMT1X. The two-year research project aims to examine the effectiveness of repeated injections and treatment at later stages of the disease.
A new Michigan State University study found that refugees diagnosed with post-traumatic stress disorder (PTSD) have an overactive gene associated with mental health that disrupts their stress defense system. This causes the body to overreact to stress, leading to increased symptoms of PTSD.
Researchers at the University of Helsinki have identified a novel gene associated with acute respiratory distress syndrome (ARDS) in Dalmatian dogs. The gene study found that the disorder results from a defect in an anillin protein which binds to actin, leading to abnormal regeneration capacity of the bronchiolar epithelium.
A team of scientists at the University of California San Diego has created a cellular model of anorexia nervosa using induced pluripotent stem cells, revealing a potential genetic link to the disease. The study identified a novel gene, TACR1, that may contribute to the development of eating disorders.
Researchers found master genes that control hundreds of other genes linked to various neurological and psychiatric disorders. The study suggests that modifying these master genes could lead to new treatments for brain diseases.
Researchers identified an enzyme called CYP46A1 that eliminates both cholesterol and cholestanol from the brain, reducing the formation of debilitating brain lesions. The discovery could inform clinical trials to test the enzyme's potential as a therapeutic target for these diseases.
Researchers at University of Pittsburgh found a potential inverse relationship between schizophrenia and rheumatoid arthritis, with eight genes showing opposing effects on risk. The study suggests that immune system dysfunction may play a role in both disorders.
Researchers from the University of Würzburg discovered four variants of the GLRB gene associated with anxiety and panic disorders, triggering an
Researchers uncovered 91 genes linked to neurodevelopmental disorders, including 38 previously unknown risk factors. The study found overlap between conditions like autism and intellectual impairments, with some genes associated with both. Additional findings suggest less severe mutations may cause autism without intellectual disability.
A Northwestern University study found that eliminating certain receptor genes in mice leads to obsessive-compulsive disorder (OCD)-like behaviors, such as excessive grooming. The research provides strong evidence for the biological basis of OCD and may lead to new treatments for the disorder.
A new genomic technique has been devised to quickly and accurately detect imprinted genes expressed in each cell type, improving diagnosis of genetic diseases like Prader-Willi and Angelman syndrome. Researchers have identified novel imprinted genes and demonstrated their tissue-specific expression.
Researchers have identified additional genes that may contribute to the metabolic disorder TMAU, suggesting that genetic testing may not be sufficient to identify all cases. This new insight provides reassurance to those who report fish-like odor symptoms without mutations in the FMO3 gene.
Researchers identified key genes in copy number variants (CNVs) associated with neurodevelopmental disorders, including autism, schizophrenia, ADHD, and intellectual disability. These genes have a 'Goldilocks' effect, requiring precise duplication levels to function properly.
Researchers at the University of Montreal Hospital Research Centre have identified a new syndrome in mice with deleted Armc5 gene, characterized by adrenal gland abnormalities and immune system compromise. The study opens up new avenues for understanding and treating diseases linked to the ARMC5 gene.
A new device, SEEKER™, has received FDA clearance to detect four types of lysosomal storage disorders from dried blood spots. This development was made possible with NIH funding and shows a faster screening process compared to conventional methods.
Researchers at MUSC have identified novel potassium channel genes that correlate with drinking levels and may advance personalized medicine approaches for treating heavy drinking. A KV7 channel-positive modulator reduced heavy alcohol consumption in mouse models, suggesting these genes as promising therapeutic targets.
A complete clinical and genetic profile of steroid 11-hydroxylase deficiency has been identified, a rare inherited disorder causing genital masculinization in females. The study may lead to prenatal diagnosis and treatment to prevent genital ambiguity.
Researchers have discovered 30 genes as potential therapeutic targets for reversing Rett syndrome, a severe form of an autism spectrum disorder affecting approximately 15,000 girls and women globally. The study, led by Dr. Antonio Bedalov at Fred Hutchinson Cancer Center, aims to reactivate the silenced MeCP2 gene in affected individuals.
Researchers have discovered two novel genetic risk factors for bipolar disorder, FADS1 and FADS2, which play a crucial role in lipid metabolism. These findings support the notion that lipid abnormalities may contribute to the development of BD.
Genome editing offers promise for treating genetic disorders but raises major technological and ethical concerns. The ACMG Board of Directors emphasizes the need to overcome current limitations and address issues such as off-target effects and epigenetic marks.
A study at Columbia University Medical Center found that a missing CRKL gene causes kidney and urinary tract defects in people with DiGeorge syndrome. The team analyzed genomic data from over 2,600 children with congenital anomalies of the kidney and urinary tract.
A recent genetic study discovered 14 new developmental disorders in children, providing diagnoses for over 1,000 individuals and their families. The study revealed that nearly 400,000 annual births worldwide are affected by rare developmental disorders caused by spontaneous mutations.
A new genetic immunodeficiency has been characterized, allowing for the identification of patients at risk of fatal illnesses. Researchers have developed a unique platform to detect subtle immune system defects, enabling clinicians to provide timely treatments and preventive measures.
Researchers successfully used CRISPR-Cas9 technology to repair genetic mutations in blood stem cells of patients with chronic granulomatous disease, a rare and life-threatening disorder. The engineered cells maintained their gene edits long-term without side effects when implanted into mice.
Researchers successfully repaired a defective gene in blood-forming stem cells from patients with X-linked chronic granulomatous disease, suggesting a potential treatment approach. The study used CRISPR-Cas9 technology to correct a specific mutation in the CYBB gene, restoring normal functioning of white blood cells.
Richard Myers is investigating the Cyclin G-associated kinase (GAK) gene and its role in Parkinson's disease. His research aims to understand how increasing GAK levels may prevent cell death in PD.
Researchers at Duke University Medical Center have identified a potential treatment for Prader-Willi syndrome using G9a inhibitors. The study suggests that these small molecules can activate the maternal copy of the gene responsible for the disorder, leading to improved growth and lifespan in mice with Prader-Willi syndrome.
A low-carbohydrate ketogenic diet has been shown to alleviate symptoms of a rare inherited intellectual disability in mice genetically engineered with a Kabuki syndrome-like condition. The study suggests that correcting an imbalance in chromatin's open and closed states may improve mental function, offering new hope for treatment.
Researchers at the University of Rochester Medical Center have identified a potential new treatment approach for lysosomal storage disorders, which cause disruptions in cellular functioning. The study found that repurposed drugs can overcome toxic build-up in affected cells, improving survival rates and quality of life.
A team of researchers at the National Institutes of Health has uncovered a possible biochemical mechanism behind ACDC disease, which causes calcium buildup in the arteries. The study suggests that treating this condition with drugs like etidronate could help reduce calcification and potentially lead to an effective treatment.
Scientists have discovered a new mutation in the PKD1L1 gene associated with laterality defects and complex congenital heart disease. The study provides hope for affected families by offering prenatal or pre-implantation genetic diagnosis to prevent the condition from being passed on.
A new UCLA study confirms and extends earlier findings that the brains of people with autism have a distinctive pattern of unusual gene activity. This abnormality suggests possible targets for future autism drugs, and provides insights into brain development during the first decade of life.
Researchers found mutations in three genes involved in forming the hair shaft, which causes uncombable hair syndrome, a rare condition affecting around 100 documented cases worldwide. The discovery provides insights into mechanisms of healthy hair formation and secures clinical diagnosis with molecular genetic methods.
Researchers at Columbia University Irving Medical Center have demonstrated that vision loss associated with retinitis pigmentosa can be slowed dramatically by reprogramming the metabolism of photoreceptors. The treatment aims to correct downstream metabolic aberrations, rather than the underlying genetic defect.
Researchers have successfully used gene therapy to correct the faulty NPC1 gene in mice with Niemann-Pick disease type C1, improving symptoms and lifespan. The treatment has the potential to halt disease progression and improve quality of life for patients.
Researchers identified 13 gene groups common to all three mental disorders, including those involved in protein production, immune response and brain cell communication. The study suggests that targeting these shared pathways could lead to new treatment strategies.
Researchers have designed small compounds to correct mitochondrial dysfunction in Charcot-Marie-Tooth disease, potentially slowing its progression. The compounds, GoFuse and TetherX, work by targeting the mitofusin 2 protein, which is essential for healthy mitochondria and tissues.
Researchers found that providing GlcNAc supplement to Pngl-deficient flies prevents death, with nearly 70% surviving to adulthood. The study suggests a potential diet-based treatment for the rare disease NGLY1 deficiency.
Researchers used electronic health records and genome sequences to identify two genetic variations linked to age-related hearing impairment. The study found novel variations near the ISG20 gene and within TRIOBP, a gene previously associated with another type of hearing loss.
A Duke University study found that three genetic causes of microcephaly in mice share a common mechanism, involving the regulation of p53 protein. The research may improve understanding of microcephaly, autism, and other neurodevelopmental disorders.
A five-year study has identified 30 inherited genes linked to intellectual disability, a neurodevelopmental disorder affecting 213 million worldwide. The discovery could lead to DNA screenings and personalized therapeutic protocols to improve intellectual function.