Identification of a Novel ARSA Gene Mutation Through High-Throughput Molecular Diagnosis Method in Two Girls with Late Infantile Metachromatic Leukodystrophy

Identification of a Novel ARSA Gene Mutation Through High-Throughput Molecular Diagnosis Method in Two Girls with Late Infantile Metachromatic Leukodystrophy

Neuromolecular Medical Research on Hereditary Leukodystrophy - A Research Report on the Discovery of a Novel ARSA Gene Mutation Research Background Hereditary leukodystrophies are a group of genetic disorders primarily affecting the white matter of the central nervous system. They encompass a wide range of conditions, mainly caused by enzyme defici...

A Missense Variant in AIFM1 Caused Mitochondrial Dysfunction and Intolerance to Riboflavin Deficiency

Missense Mutation in AIFM1 Gene Leads to Mitochondrial Dysfunction and Riboflavin Deficiency Intolerance Research Background Mitochondria are double-membrane organelles found in eukaryotic cells with nuclei, primarily producing adenosine triphosphate (ATP) through oxidative phosphorylation to provide cellular energy. Mitochondria have their own gen...

Quality Assurance for Next-Generation Sequencing Diagnostics of Rare Neurological Diseases in the European Reference Network

Application of Quality Assurance in Future Advanced Sequencing Diagnostics Background Over the past decade, Next-Generation Sequencing (NGS) has made revolutionary progress in the diagnosis of Rare Neurological Diseases (RNDs). However, the lack of technical, interpretative, and reporting standards has posed challenges in ensuring consistent and hi...

Limitations in Next-Generation Sequencing-Based Genotyping of Breast Cancer Polygenic Risk Score Loci

Limitations of Next-Generation Sequencing-Based Genotyping for Breast Cancer Polygenic Risk Score Loci Background Introduction In the prediction of hereditary Breast Cancer (BC), Polygenic Risk Scores (PRSs) are increasingly being used as an important tool for individual risk prediction. The calculation of PRS relies on accurately reproducing varia...

Using Computational Approaches to Enhance the Interpretation of Missense Variants in the PAX6 Gene

Improving the Interpretation of PAX6 Gene Missense Variants Through Computational Methods Background The PAX6 gene is a highly conserved transcription factor that plays a crucial role in eye development. Heterozygous loss-of-function variants in PAX6 can lead to a range of ophthalmic disorders, including aniridia. However, many PAX6 gene missense v...

Structural Variant Calling and Clinical Interpretation in 6224 Unsolved Rare Disease Exomes

Structural Variant Detection and Clinical Interpretation in 6224 Unsolved Rare Disease Exomes Research Background The diagnosis and study of rare diseases have been significant challenges in genetics and clinical medicine. Structural variants (SVs), including large deletions, duplications, inversions, translocations, and more complex events, can di...

Dutch Pharmacogenetics Working Group (DPWG) Guideline for the Gene-Drug Interaction of CYP2C9, HLA-A, and HLA-B with Anti-epileptic Drugs

Dutch Pharmacogenetics Working Group Guideline for CYP2C9, HLA-A and HLA-B Gene-Drug Interactions with Antiepileptic Drugs Background Pharmacogenetics (PGx) studies how genetic variations affect individual drug responses, aiming to guide drug selection and dosing, optimize drug therapy, prevent adverse drug reactions, and achieve safer and more cos...

POT1 Tumour Predisposition: A Broader Spectrum of Associated Malignancies and Proposal for Additional Screening Program

POT1 Tumor Susceptibility Research: A Broader Spectrum of Related Malignancies and Recommendations for Additional Screening Plans Research Background POT1 (Protection of Telomeres Protein 1) is an important component of the Shelterin telomere-binding complex, responsible for regulating telomere length. Some pathogenic variants (PVs) of the POT1 gen...

Defining the Variant-Phenotype Correlation in Patients Affected by Noonan Syndrome with the RAF1:c.770C>T p.(Ser257Leu) Variant

Phenotypic Correlation Study of RAF1:c.770C>T p.(Ser257Leu) Variant in Noonan Syndrome Patients Academic Background Noonan syndrome (NS) is one of the most common RASopathies, primarily caused by the upregulation of RAS protein and mitogen-activated protein kinase (MAPK) signaling pathways. These disorders are characterized by facial dysmorphism, c...

Genome Sequencing Enables Diagnosis and Treatment of SLC5A6 Neuropathy

Diagnosis and Treatment of SLC5A6-Related Neuropathy: Insights from Genomic Sequencing Academic Background Genomics has always played an important role in the study and treatment of human diseases. The sodium-dependent multivitamin transporter (SMVT) encoded by the SLC5A6 gene is responsible for the uptake of biotin, pantothenic acid, and α-lipoic ...