Antonio E. Frias

Neonatology | Obstetrics and Gynecology

3181 SW Sam Jackson Park Rd
Portland, OR 97239

Last Updated: 09/26/2026

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Found 51 publications

Relationships Between Regional and Ectopic Adiposity and Insulin Sensitivity in Early and Late Pregnancy.

Relationships Between Regional and Ectopic Adiposity and Insulin Sensitivity in Early and Late Pregnancy.

Journal: Diabetes care

Published: August 22, 2025

MRI assessed placental volume and adverse pregnancy outcomes: Secondary analysis of prospective cohort study.

MRI assessed placental volume and adverse pregnancy outcomes: Secondary analysis of prospective cohort study.

Journal: Placenta

Published: February 01, 2024

Vitamin C supplementation improves placental function and alters placental gene expression in smokers.

Vitamin C supplementation improves placental function and alters placental gene expression in smokers.

Journal: Scientific reports

Published: January 11, 2024

Ultrasound evaluation of normal rhesus macaque fetal biometry and uteroplacental hemodynamics.

Ultrasound evaluation of normal rhesus macaque fetal biometry and uteroplacental hemodynamics.

Journal: American journal of primatology

Published: February 15, 2023

Impaired placental hemodynamics and function in a non-human primate model of gestational protein restriction.

Impaired placental hemodynamics and function in a non-human primate model of gestational protein restriction.

Journal: Scientific reports

Published: July 12, 2022

DLK1: A Novel Biomarker of Placental Insufficiency in Stillbirth and Live Birth.

DLK1: A Novel Biomarker of Placental Insufficiency in Stillbirth and Live Birth.

Journal: American journal of perinatology

Published: June 16, 2022

Quantitative longitudinal T2* mapping for assessing placental function and association with adverse pregnancy outcomes across gestation.

Quantitative longitudinal T2* mapping for assessing placental function and association with adverse pregnancy outcomes across gestation.

Journal: PloS one

Published: January 14, 2022

Changes in Visceral and Ectopic Adipose Tissue Stores Across Pregnancy and Their Relationship to Gestational Weight Gain.

Changes in Visceral and Ectopic Adipose Tissue Stores Across Pregnancy and Their Relationship to Gestational Weight Gain.

Journal: The Journal of nutrition

Published: July 07, 2021

Effects of early daily alcohol exposure on placental function and fetal growth in a rhesus macaque model.

Effects of early daily alcohol exposure on placental function and fetal growth in a rhesus macaque model.

Journal: American journal of obstetrics and gynecology

Published: March 30, 2021

Differential Type 1 IFN Gene Expression in CD14+ Placenta Cells Elicited by Zika Virus Infection During Pregnancy.

Differential Type 1 IFN Gene Expression in CD14+ Placenta Cells Elicited by Zika Virus Infection During Pregnancy.

Journal: Frontiers in virology (Lausanne, Switzerland)

Published: January 01, 2021

Fetal Central Nervous System Derived Extracellular Vesicles: Potential for Non-invasive Tracking of Viral Mediated Fetal Brain Injury.

Fetal Central Nervous System Derived Extracellular Vesicles: Potential for Non-invasive Tracking of Viral Mediated Fetal Brain Injury.

Journal: Frontiers in virology (Lausanne, Switzerland)

Published: January 01, 2021

Placental adaptations in a nonhuman primate model of gestational protein restriction.

Placental adaptations in a nonhuman primate model of gestational protein restriction.

Journal: Journal of developmental origins of health and disease

Published: December 14, 2020

Showing 1-12 of 51

Last Updated: 09/26/2026