PMID- 28780397 OWN - NLM STAT- MEDLINE DCOM- 20180706 LR - 20231213 IS - 1873-1708 (Electronic) IS - 0890-6238 (Linking) VI - 73 DP - 2017 Oct TI - Neonatal exposure to a glyphosate-based herbicide alters uterine decidualization in rats. PG - 87-95 LID - S0890-6238(17)30255-1 [pii] LID - 10.1016/j.reprotox.2017.07.022 [doi] AB - We investigated whether defective modulation of uterine signaling may cause decidualization failure in rats neonatally exposed to a glyphosate-based herbicide (GBH). Female pups received vehicle or 2mg/kg of GBH from postnatal day (PND) 1 to PND7. On PND8 and PND21, Wnt5a and beta-catenin expression was evaluated in uterine samples. On gestational day (GD) 9, Wnt5a, Wnt7a and beta-catenin expression and Dkk1 and sFRP4 mRNA were evaluated on implantation sites. On PND8, GBH-exposed rats showed increased Wnt5a and beta-catenin expression in luminal epithelium (LE), whereas on PND21, they showed increased Wnt5a and beta-catenin expression in subepithelial stroma but decreased beta-catenin expression in glandular epithelium. On GD9, GBH-exposed rats showed decreased Wnt5a and Wnt7a expression in the antimesometrial zone and LE respectively, without changes in beta-catenin expression, while Dkk1 and sFRP4 were up- and down-regulated respectively. We concluded that neonatal GBH exposure may lead to embryo losses by disturbing uterine signaling. CI - Copyright (c) 2017 Elsevier Inc. All rights reserved. FAU - Ingaramo, Paola I AU - Ingaramo PI AD - Instituto de Salud y Ambiente del Litoral (ISAL), Facultad de Bioquimica y Ciencias Biologicas, Universidad Nacional del Litoral - Consejo Nacional de Investigaciones Cientificas y Tecnicas, Santa Fe, Argentina. FAU - Varayoud, Jorgelina AU - Varayoud J AD - Instituto de Salud y Ambiente del Litoral (ISAL), Facultad de Bioquimica y Ciencias Biologicas, Universidad Nacional del Litoral - Consejo Nacional de Investigaciones Cientificas y Tecnicas, Santa Fe, Argentina. FAU - Milesi, Maria M AU - Milesi MM AD - Instituto de Salud y Ambiente del Litoral (ISAL), Facultad de Bioquimica y Ciencias Biologicas, Universidad Nacional del Litoral - Consejo Nacional de Investigaciones Cientificas y Tecnicas, Santa Fe, Argentina. FAU - Guerrero Schimpf, Marlise AU - Guerrero Schimpf M AD - Instituto de Salud y Ambiente del Litoral (ISAL), Facultad de Bioquimica y Ciencias Biologicas, Universidad Nacional del Litoral - Consejo Nacional de Investigaciones Cientificas y Tecnicas, Santa Fe, Argentina. FAU - Alarcon, Ramiro AU - Alarcon R AD - Instituto de Salud y Ambiente del Litoral (ISAL), Facultad de Bioquimica y Ciencias Biologicas, Universidad Nacional del Litoral - Consejo Nacional de Investigaciones Cientificas y Tecnicas, Santa Fe, Argentina. FAU - Munoz-de-Toro, Monica AU - Munoz-de-Toro M AD - Instituto de Salud y Ambiente del Litoral (ISAL), Facultad de Bioquimica y Ciencias Biologicas, Universidad Nacional del Litoral - Consejo Nacional de Investigaciones Cientificas y Tecnicas, Santa Fe, Argentina. FAU - Luque, Enrique H AU - Luque EH AD - Instituto de Salud y Ambiente del Litoral (ISAL), Facultad de Bioquimica y Ciencias Biologicas, Universidad Nacional del Litoral - Consejo Nacional de Investigaciones Cientificas y Tecnicas, Santa Fe, Argentina. Electronic address: eluque@fbcb.unl.edu.ar. LA - eng PT - Journal Article DEP - 20170802 PL - United States TA - Reprod Toxicol JT - Reproductive toxicology (Elmsford, N.Y.) JID - 8803591 RN - 0 (Ctnnb1 protein, rat) RN - 0 (Dkk1 protein, rat) RN - 0 (Herbicides) RN - 0 (Intercellular Signaling Peptides and Proteins) RN - 0 (Proto-Oncogene Proteins) RN - 0 (Ribosomal Proteins) RN - 0 (Sfrp4 protein, rat) RN - 0 (Wnt Proteins) RN - 0 (Wnt-5a Protein) RN - 0 (Wnt5a protein, rat) RN - 0 (Wnt7a protein, rat) RN - 0 (beta Catenin) RN - 107498-06-6 (Rpl19 protein, rat) RN - TE7660XO1C (Glycine) SB - IM MH - Animals MH - Female MH - Glycine/*analogs & derivatives/toxicity MH - Herbicides/*toxicity MH - Intercellular Signaling Peptides and Proteins/genetics MH - Maternal-Fetal Exchange MH - Pregnancy MH - *Prenatal Exposure Delayed Effects MH - Proto-Oncogene Proteins/genetics/metabolism MH - Rats, Wistar MH - Ribosomal Proteins/genetics MH - Signal Transduction/drug effects MH - Uterus/*drug effects/metabolism MH - Wnt Proteins/metabolism MH - Wnt-5a Protein/metabolism MH - beta Catenin/metabolism MH - Glyphosate OTO - NOTNLM OT - Decidualization OT - Dkk1 OT - Glyphosate-based herbicide OT - Implantation sites OT - Wnt5a OT - Wnt7a OT - sFRP4 OT - beta-catenin EDAT- 2017/08/07 06:00 MHDA- 2018/07/07 06:00 CRDT- 2017/08/07 06:00 PHST- 2017/05/17 00:00 [received] PHST- 2017/07/25 00:00 [revised] PHST- 2017/07/27 00:00 [accepted] PHST- 2017/08/07 06:00 [pubmed] PHST- 2018/07/07 06:00 [medline] PHST- 2017/08/07 06:00 [entrez] AID - S0890-6238(17)30255-1 [pii] AID - 10.1016/j.reprotox.2017.07.022 [doi] PST - ppublish SO - Reprod Toxicol. 2017 Oct;73:87-95. doi: 10.1016/j.reprotox.2017.07.022. Epub 2017 Aug 2.