Prenatal whole exome sequencing (WES) has the potential to increase the ability to provide more diagnostic capabilities in fetuses with sonographic abnormalities, which would then improve the ability to counsel families. It is also often the first step in improving the path toward informed diagnosis and treatment, which is especially important in the era of advancing in utero fetal therapy. This article discusses the current literature regarding prenatal WES, clinical indications for WES, challenges with interpretation/counseling (variants of unknown significance), research priorities, ethical issues, and potential future advances.
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http://dx.doi.org/10.1016/j.ogc.2017.10.003 | DOI Listing |
Gynecol Endocrinol
December 2025
Department of Reproductive Medicine, the Affiliated Yantai Yuhuangding Hospital of Qingdao University, Yantai, Shandong, China.
Oocyte maturation arrest (OMA) may occur at different stages, including the germinal vesicle (GV), metaphase I (MI), and metaphase II (MII). A total maturation arrest of human oocytes is rarely observed during fertilization (IVF). We have identified a case of infertile female for whom all oocytes fail to mature and are arrested at MI.
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January 2025
Centre de Recherche des Cordeliers, Université Paris Cité, Sorbonne Université, Inserm, F-75006, Paris, France; UMR 1231 GAD, INSERM, Université de Bourgogne, Franche Comté, Dijon, France.
Background: Neurofibromatosis type 1 (NF1) is one of the most common genodermatoses. It can affect every organ and is associated with an increased risk of benign and malignant tumors. Most common tumoral locations involve nervous system and soft tissues but a large variety of tumors have been described.
View Article and Find Full Text PDFInt J Mol Sci
January 2025
Institute for Maternal and Child Health IRCCS Burlo Garofolo, Via dell'Istria, 65, 34137 Trieste, Italy.
Pathogenic variants in , encoding dynamin-like protein-1 (DRP1), cause a lethal encephalopathy. DRP1 defective function results in altered mitochondrial networks, characterized by elongated/spaghetti-like, highly interconnected mitochondria. We validated in yeast the pathogenicity of a de novo variant identified by whole exome sequencing performed more than 10 years after the patient's death.
View Article and Find Full Text PDFInt J Mol Sci
January 2025
Department of Molecular Medicine and Surgery, Karolinska Institutet, 17176 Stockholm, Sweden.
A previous genome-wide association study (GWAS) in colorectal cancer (CRC) patients with gastric and/or prostate cancer in their families suggested genetic loci with a shared risk for these three cancers. A second haplotype GWAS was undertaken in the same colorectal cancer patients and different controls with the aim of confirming the result and finding novel loci. The haplotype GWAS analysis involved 685 patients with colorectal cancer cases and 1642 healthy controls from Sweden.
View Article and Find Full Text PDFInt J Mol Sci
January 2025
Department of Neuropediatrics, Charité-Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin, Humboldt-Universität Berlin, and Berlin Institute of Health, 13353 Berlin, Germany.
Epilepsy affects 50 million people worldwide and is drug-resistant in approximately one-third of cases. Even when a structural lesion is identified as the epileptogenic focus, understanding the underlying genetic causes is crucial to guide both counseling and treatment decisions. Both somatic and germline DNA variants may contribute to the lesion itself and/or influence the severity of symptoms.
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