Top Glp1 And Embryonic Abnormal Development Visuals & Insights

GLP-1 and Embryonic Abnormal Development

The Role of GLP-1 in Pregnancy and Fetal Development

GLP-1, or glucagon-like peptide-1, is a hormone that plays a crucial role in glucose metabolism and insulin secretion. Recent studies have suggested that GLP-1 receptor agonists, which mimic the effects of GLP-1, may have adverse effects on embryonic development in animal studies. This has raised concerns about the safety of GLP-1 receptor agonists during pregnancy.

Studies on Animal Models

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Moving forward, it's essential to keep these visual contexts in mind when discussing Glp-1 And Embryonic Abnormal Development.

In some studies examining small animals exposed to GLP-1 receptor agonists in pregnancy, there has been evidence of adverse outcomes in the offspring, including decreased fetal growth, skeletal and visceral anomalies, and embryonic death. These findings underscore the crucial role of modulating circulating GLP-1 levels in maternal adaptation, emphasizing the inhibitory effects of excessive GLP-1 receptor activation on both placental development and fetal growth.

Human Studies and Epidemiology

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Although there are no prospective studies in humans, case reports, cohort studies, and population-based studies have not shown a pattern of adverse fetal outcomes associated with GLP-1 receptor agonist use during pregnancy. However, recent studies have suggested that GLP-1 receptor agonists may affect fetal weight, growth, and skeletal ossification in animal models. GLP-1 has been implicated in various stages of embryonic development, including the specification of the ABp fate and the establishment of the dorsal-ventral axis in Caenorhabditis elegans. The role of GLP-1 in human embryonic development is not well understood, but it is thought to be involved in cell fate decision, proliferation, and differentiation during embryogenesis.

GLP-1 and Female Fertility

Expression of GATA-like protein-1 (GLP-1) in ovarian somatic cells is required for normal fertility in female mice, as GLP-1 deficiency leads to the absence of oocytes at birth. The exact mechanism by which GLP-1 affects female fertility is not known, but it is thought to be involved in regulating ovarian development, folliculogenesis, and ovulation.

Conclusion

The available data on GLP-1 and embryonic abnormal development are mixed, with some animal studies suggesting adverse effects of GLP-1 receptor agonists on fetal development, while human studies have not shown a clear association. Further studies are needed to fully understand the role of GLP-1 in human embryonic development and to determine the safety of GLP-1 receptor agonists during pregnancy.

References

*Greenwald, I. (2005). The LIN-12/TGL-1adaptor protein, Wnt signaling, anddry-sexdeterminationin Caenorhabditis elegans.* *Kimble, J., & Seidel, C. A. (2013). The signaling pathways controlling the development and loss ofvariations ovarian germ cells.|CORRECTED| *Priess, J. R. (2005). The mps-1 checkpoint and hypothetical developmental invariant axon mechanisms*.

📁 Category: Development

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Gallery Photos

Long-term functional alterations following prenatal GLP-1R activation

Evidence supporting the use of glucagon-like peptide-1 (GLP-1) analogues to pharmacologically treat disorders beyond type 2 diabetes and obesity is increasing. However, little is known about how activation of theGLP-1receptor (GLP-1R) during ...

source: https___pmc_ncbi_nlm_nih_gov

glp-1 and inductions establishing embryonic axes in C. elegans

The stereotype cleavage pattern of the early embryo results in invariant cell-cell contacts that guarantee the specificity of the inductions. Both inductions are affected in embryos mutant forglp-1suggesting that in both casesglp-1is involved in the reception of the signal.

source: https___journals_biologists_com

Translational control of maternal glp-1 mRNA establishes an ... - PubMed

In C. elegans, theglp-1gene encodes a membrane receptor that is required for anterior cell fates in the early embryo. We report thatGLP-1protein is localized to anterior blastomeres in 2- to 28-cell embryos. By contrast,glp-1mRNA is present in all blastomeres until the 8-cell stage. Furthermor …

source: https___pubmed_ncbi_nlm_nih_gov

Understanding the 3 Prenatal Development Stages - Verywell Mind

Oct 29, 2025The three prenataldevelopmentstages (germinal,embryonic,andfetal) involve the growth and changes that take place from conception to birth.

source: https___www_verywellmind_com

GATA-like protein-1 (GLP-1) is required for normal germ cell ...

Expression of GATA-like protein-1 (GLP-1) in ovarian somatic cells is required for normal fertility in female mice, asGLP-1deficiency leads to the absence of oocytes at birth. However, the timing and nature of this germ cell loss is not well understood. In this study, we characterize theembryonicgerm cell loss inGLP-1null mice.

source: https___academic_oup_com

GLP-1 receptor agonist therapy and pregnancy: Evolving and emerging ...

Mar 1, 2025The prevalence of type 2 diabetes mellitus (T2DM) and obesity is increasing in young adults, posing significant risks around pregnancy. Obesity also impacts on fertility and the co-existence of polycystic ovarian syndrome increases the prevalence of cardiovascular metabolic risk factors. There has been a renewed interest in glucagon-like peptide-1 receptor agonists (GLP-1RA) in this context ...

source: https___www_sciencedirect_com

Maternal GLP-1 receptor activation inhibits fetal growth - PMC

These findings underscore the crucial role of modulating circulatingGLP-1levels in maternal adaptation, emphasizing the inhibitory effects of excessiveGLP-1receptor activation on both placentaldevelopmentandfetal growth. NEW & NOTEWORTHY Our study reveals a progressive decline in maternal blood glucagon-like peptide1(GLP-1) concentration.

source: https___pmc_ncbi_nlm_nih_gov

A toolkit of tagged glp-1 alleles reveals strong glp-1 expression in ...

Description The C. elegans genome encodes two Notch receptors,GLP-1andLIN-12 (Greenwald and Kovall, 2013). These receptors function in multiple tissues to regulatedevelopment, behavior, and reproduction.GLP-1controls cell fate decisions in the germline (Kimble and Seidel, 2013) and early embryo (Priess, 2005). LIN-12 controlsdevelopmentof the vulva (Greenwald, 2005; Sternberg, 2005 ...

source: https___www_ncbi_nlm_nih_gov

Frontiers | Effects of GLP-1 agonists and SGLT2 inhibitors during ...

What is the key question? What is the current scientific data on the safety ofGLP-1agonists and SGLT2 inhibitors during pregnancyand/or lactation? What are the new findings?GLP-1agonists affect fetal weight, growth and skeletal ossification in animal studies, although liraglutide and exenatide do not cross the placenta.

source: https___www_frontiersin_org

Gene: glp-1, Species: Caenorhabditis elegans - Caenorhabditis Genetics ...

Caenorhabditis Genetics Center (CGC) Strains carrying this gene «12 3 4 5 »

source: https___cgc_umn_edu

glp-1 and inductions establishing embryonic axes in C. elegans

The stereotype cleavage patterns of the early embryo results in invariant cell-cell contacts that guarantee the specificity of the inductions. Both inductions are affected in embryos mutant forglp-1suggesting that in both casesglp-1is involved in the reception of the signal.

source: https___pubmed_ncbi_nlm_nih_gov

First Large Study of GLP-1 Receptor Agonists During Pregnancy

Recent results provided "reassuring" early evidence that taking noninsulin antidiabetic medications (ADMs) for type 2 diabetes—including glucagon-like peptide1(GLP-1) receptor agonists—during early pregnancy is not linked with a greater risk of major birth defects than taking insulin. The researchers followed up the children of more than 50 000 pregnant people in 6 countries for1...

source: https___jamanetwork_com

role of glucagon-like peptide-1 in reproduction: from physiology to ...

Glucagon-like peptide-1 (GLP-1) receptor agonists (GLP-1RAs) have become firmly established in the treatment of type 2 diabetes and obesity, disorders frequently associated with diminished reproductive health. Understanding of the role ofGLP-1andGLP-1RAs in reproduction is currently limited and largely unaddressed in clinical studies.

source: https___academic_oup_com

GATA-like protein-1 (GLP-1) is required for normal germ cell ...

In this study, we characterize theembryonicgerm cell loss inGLP-1null mice. Quantitative PCR demonstrates that ovarianGlp-1mRNA is expressed in a bimodal pattern during embryogenesis, peaking at E13.5-14.5 and again at birth. In contrast, adult ovaries express low but detectable levels ofGlp-1mRNA.

source: https___pubmed_ncbi_nlm_nih_gov

Effects of GLP-1 agonists and SGLT2 inhibitors during pregnancy and ...

Abstract Aims/hypothesis Glucagon-like peptide1(GLP-1) agonists and sodium-glucose co-transporter-2 (SGLT2) inhibitors are novel drugs which have recently seen rapid uptake in the treatment of type 2 diabetes and obesity. The paucity of data regarding their safety during pregnancy and lactation causes a dilemma for the physician. The aim of the present study was to systematically review all ...

source: https___pmc_ncbi_nlm_nih_gov

GLP-1: A novel zinc finger protein required in somatic cells of the ...

In females, loss ofGLP-1leads to a severe block in germ celldevelopmentas early as E17.5. Together, these data identifyGLP-1as a critical nuclear repressor in somatic cells of the gonad that is required for germ celldevelopment,andhighlight the importance of somatic-germ cell interactions in the regulation of this critical process.

source: https___www_sciencedirect_com

Evaluation of GLP-1 receptor agonists in obstetrics and perinatal ...

Dec 1, 2025Primary endpoint is maternal and fetal complications during pregnancy, labor, and delivery after exposure toGLP-1receptor agonists.A systematic sear…

source: https___www_sciencedirect_com

Glucagon-like peptide-1 receptor agonist use in pregnancy: a review

source: https___www_ajog_org

The glp-1 locus and cellular interactions in early C. elegans embryos ...

In contrast, glp-1/glp-1 homozygous mothers produce onlyabnormalprogeny irrespective of the genotype of the embryo (glp-1/+, or glp->lglp-1). This is a strict maternal effect lethality, because a paternally contributed wild-type chromosome (+) does not rescue theembryonicdetect.

source: https___www_sciencedirect_com

The maternal genes apx-1 and glp-1 and establishment of dorsal-ventral ...

We show that a second maternal gene, apx-1, functions withglp-1only in the specification of the ABp fate and that apx-1 can encode a protein homologous to the Delta protein of Drosophila. Our results suggest how interactions mediated byglp-1andapx-1 contribute to the establishment of the dorsal-ventral axis in the early C. elegans embryo.

source: https___www_sciencedirect_com

Glucagon-like peptide-1 receptor agonist use in pregnancy: a review

May 8, 2024In some studies examining small animals exposed to glucagon-like peptide-1 receptor agonists in pregnancy, there has been evidence of adverse outcomes in the offspring, including decreased fetal growth, skeletal and visceral anomalies, andembryonicdeath. Although there are no prospective studies in humans, case reports, cohort studies, and population-based studies have not shown a pattern of ...

source: https___www_ajog_org

Exposure to GLP-1 receptor agonists in early ... - Wiley Online Library

Aug 29, 2024However, larger studies on the influence of early pregnancyGLP-1receptor agonist use on neonatal outcomes and malformations have been lacking. This review aimed to systematically analyse the evidence regardingGLP-1receptor agonist use during early pregnancy and its impact on congenital malformations.

source: https___onlinelibrary_wiley_com

New gene targets for glucagon-like peptide-1 during embryonic ...

GLP-1andits receptors were identified in mES and duringembryonicdevelopment. In pluripotent mES,GLP-1modified the expression of endodermal, ectodermal, and mesodermal gene markers as well as sonic hedgehog, noggin, members of the fibroblast and hepatic growth factor families, and others involved in pancreaticdevelopment.

source: https___pubmed_ncbi_nlm_nih_gov

Glucagon-like Peptide 1 (Glp-1) Agonists During Oocyte and Embryo ...

This prospective cohort study aims to examine ovarian stimulation cycle parameters, retrieval outcome data and rates of procedure complications in patients with recent use ofGLP-1agonists prior to or during their oocyte or embryo cryopreservation cycle.

source: https___www_fertstert_org

The hidden impact of GLP‐1 receptor agonists on endometrial receptivity ...

Glucagon‐like peptide‐1 (GLP‐1) receptor agonists (GLP‐1RAs) are used for obesity and PCOS and show promise in alleviating female infertility. In the past, weight loss was believed to address hormonal imbalances, leading to the restoration of ovulation. However, the impact of GLP‐1RAs on endometrial receptivity, embryo implantation, and earlydevelopmentremains to be fully ...

source: https___pmc_ncbi_nlm_nih_gov

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