Fetal intrauterine growth restriction has been associated with adult disease in both human epidemiologic studies and in animal models. In some cases, intrauterine deprivation programs the fetus to develop increased appetite and obesity, hypertension, and diabetes as an adult. Although the mechanisms responsible for fetal programming remain poorly understood, both anatomic and functional (cell signaling) changes have been described in affected individuals. In some animal models, aspects of fetal programming can be reversed postnatally; however, at the present time, the best strategy for avoiding the adult consequences of fetal growth restriction is prevention.
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http://dx.doi.org/10.1053/j.semperi.2007.11.005 | DOI Listing |
Ultrasound Obstet Gynecol
January 2025
Discipline of Obstetrics, Gynaecology and Neonatology, Faculty of Medicine and Health, University of Sydney, Sydney, NSW, Australia.
Objective: To assess the performance of the Fetal Medicine Foundation (FMF) first-trimester competing-risks screening model for small-for-gestational-age (SGA) fetuses requiring delivery at < 37 weeks' gestation, in a large cohort of women receiving maternity care in Australia.
Methods: This was a retrospective analysis of prospectively collected data from a cohort of women attending one of two private multicenter fetal medicine practices for first-trimester screening for preterm pre-eclampsia (PE), defined as PE requiring delivery before 37 weeks' gestation. Risk for preterm SGA, defined as SGA requiring delivery before 37 weeks, was calculated but was not disclosed to the patient or referring physician.
FASEB J
January 2025
Department of Obstetrics and Gynecology, The Second Affiliated Hospital of Wenzhou Medical University, Wenzhou, China.
Fetal growth restriction (FGR) is characterized by the inability of the fetus to achieve its growth potential due to pathological factors, most commonly impaired placental trophoblast cell function. Currently, effective prevention and treatment methods of FGR are limited. We aimed to explore the pathogenesis of FGR and provide potential strategies for mitigating its occurrence.
View Article and Find Full Text PDFNat Cancer
January 2025
Department of Cell Biology, Harvard Medical School, Boston, MA, USA.
Cancer cells frequently rewire their metabolism to support proliferation and evade immune surveillance, but little is known about metabolic targets that could increase immune surveillance. Here we show a specific means of mitochondrial respiratory complex I (CI) inhibition that improves tumor immunogenicity and sensitivity to immune checkpoint blockade (ICB). Targeted genetic deletion of either Ndufs4 or Ndufs6, but not other CI subunits, induces an immune-dependent growth attenuation in melanoma and breast cancer models.
View Article and Find Full Text PDFProg Mol Biol Transl Sci
January 2025
Department of Biochemistry, Faculty of Biological Sciences, Tarbiat Modares University, Tehran, Iran.
CRISPR-Cas (clustered regularly interspaced short palindromic repeats and associated proteins) is a novel genome editing technology with potential applications in treating diseases. Currently, its use in humans is restricted to clinical trials, although its growth rate is significant, and some have received initial FDA approval. It is crucial to examine and address the challenges for this technology to be implemented in clinical settings.
View Article and Find Full Text PDFBrain Behav Immun
January 2025
University of South Bohemia, Faculty of Sciences, Department of Molecular Biology and Genetics, Ceske Budejovice, Czech Republic. Electronic address:
Mounting an immune response is a nutritionally demanding process that requires the systemic redistribution of energy stores towards the immune system. This is facilitated by cytokine-induced insulin resistance, which simultaneously promotes the mobilization of lipids and carbohydrates while limiting their consumption in immune-unrelated processes, such as development, growth, and reproduction. However, this adaptation also restricts the availability of nutrients to vital organs, which must then be sustained by alternative fuels.
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