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Prenatal genomic sequencing, which can provide a significantly increased diagnostic rate for fetal structural anomaly (FSA) compared with karyotype and microarray, is not available uniformly across Australia. PreGen, a 5-year translational research program, has identified significant barriers to implementation including access to funding, the availability of genomic testing, access to termination of pregnancy services and the availability of specialist genomic centres. A federal item number for prenatal genomic testing would increase equitable test availability and reduce delays to diagnoses by making them in pregnancy whilst removing the need for low-yield diagnostic interventions and enabling personalised patient management and family support.
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http://dx.doi.org/10.1111/ajo.13936 | DOI Listing |
Eur J Obstet Gynecol Reprod Biol
August 2025
Reproductive Medicine Center, Shenzhen Maternity and Child Healthcare Hospital, Southern Medical University, Shenzhen 518000 Guangdong, China; Shenzhen Clinical Research Center for Obstetrics & Gynecology and Reproductive System Diseases, Shenzhen 518000 Guangdong, China. Electronic address: szfyart
Objective: This study investigates the association between alobar holoprosencephaly (HPE) and de novo germline microdeletions in the Xq25 region. To develop a Preimplantation Genetic Testing for Monogenic Disorders (PGT-M) based workflow enabling high-resolution preimplantation detection of sub-Mb microdeletions, overcoming the >1 Mb resolution limit of conventional whole genome amplification(WGA) copy number variation(CNV) sequencing to identify causative Xq25 variants and prevent pathogenic microdeletion transmission.
Methods: This study presents a clinical case involving a couple with an adverse obstetric history accompanied by two occurrences of HPE.
Mol Cell Endocrinol
September 2025
Department of Epidemiology, University of Michigan, Ann Arbor, USA. Electronic address:
Steroid hormones are integral to pregnancy and fetal development, regulating processes such as metabolism, inflammation, and immune responses. Excessive prenatal steroid exposure, through lifestyle choices or environmental chemicals, can lead to metabolic dysfunctions in offspring. The research focuses on how exposure to testosterone (T) and bisphenol A (BPA) affects the liver's DNA methylome, a key component of the epigenome influencing long-term health.
View Article and Find Full Text PDFImmunity
September 2025
Institute for Infection Control and Prevention, Medical Center and Faculty of Medicine, University of Freiburg, Freiburg, Germany; Centre for Integrative Biological Signalling Studies (CIBSS), University of Freiburg, Freiburg, Germany; Center for Chronic Immunodeficiency (CCI), Medical Center and Fa
Resident macrophages play integral roles in maintaining tissue homeostasis and function. In the skin, prenatally seeded, specialized macrophages patrol sensory nerves and contribute to their regeneration after injury. However, mechanisms underlying the long-lasting postnatal commitment of these nerve-associated macrophages remain largely elusive.
View Article and Find Full Text PDFUltrasound Obstet Gynecol
September 2025
Department of Clinical Genetics, Erasmus MC, University Medical Centre, Rotterdam, The Netherlands.
Objective: To evaluate the performance of non-invasive prenatal testing (NIPT) in vanishing-twin and multiple pregnancies.
Methods: This study was conducted as part of the TRIDENT-2 study, in which NIPT was offered as a first-tier screening test to women with a multiple pregnancy or vanishing-twin pregnancy between 1 June 2020 and 31 March 2023 in The Netherlands. Abnormal NIPT results were investigated by follow-up invasive prenatal testing and/or postnatal genetic testing.
Prenat Diagn
September 2025
Program in Genetic Counseling, Vagelos College of Physicians and Surgeons, Columbia University, New York, New York, USA.
Objective: This study aimed to explore participant reflections after receipt of prenatal genome sequencing (GS) results in the absence of fetal anomalies.
Methods: Participants invited to complete a semi-structured interview consented to future research, were English speaking, and were between 30 days and 1 year since the conclusion of their sequenced pregnancy. A total of 18 interviews were conducted with 21 participants (3 couples interviewed concurrently) representing 15 unique pregnancies (81% term deliveries, 14% terminated pregnancies, and 5% preterm delivery).