Placental assessment using spectral analysis of the envelope of umbilical venous waveforms in sheep.

[1]  B. Błaszczyk,et al.  Ultrasound parameters of early pregnancy and Doppler indices of blood vessels in the placenta and umbilical cord throughout the pregnancy period in sheep , 2022, BMC Veterinary Research.

[2]  J. Rubin,et al.  Umbilical Vein Pulse Wave Spectral Analysis: A Possible Method for Placental Assessment Through Evaluation of Maternal and Fetal Flow Components , 2021, Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine.

[3]  Guoyao Wu,et al.  Insights into the Regulation of Implantation and Placentation in Humans, Rodents, Sheep, and Pigs. , 2021, Advances in experimental medicine and biology.

[4]  Y. Ville,et al.  Human placental perfusion measured using dynamic contrast enhancement MRI , 2021, PloS one.

[5]  V. Zaga-Clavellina,et al.  Immunoendocrine Dysregulation during Gestational Diabetes Mellitus: The Central Role of the Placenta , 2021, International journal of molecular sciences.

[6]  Hui Wang,et al.  Sexual dimorphism in placental development and its contribution to health and diseases , 2021, Critical reviews in toxicology.

[7]  R. Pattinson,et al.  Prevalence of abnormal umbilical arterial flow on Doppler ultrasound in low-risk and unselected pregnant women: a systematic review , 2020, Reproductive Health.

[8]  J. Rubin,et al.  Comparison of Variations Between Spectral Doppler and Gaussian Surface Integration Methods for Umbilical Vein Blood Volume Flow , 2020, Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine.

[9]  V. Roberts,et al.  Contrast-enhanced ultrasound for the assessment of placental development and function , 2020, BioTechniques.

[10]  S. Pennathur,et al.  Prenatal testosterone excess disrupts placental function in a sheep model of polycystic ovary syndrome. , 2019, Endocrinology.

[11]  P. Leeson,et al.  Preeclampsia: Risk Factors, Diagnosis, Management, and the Cardiovascular Impact on the Offspring , 2019, Journal of clinical medicine.

[12]  Kathryn J Fowler,et al.  Magnetic resonance imaging of the placenta and gravid uterus: a pictorial essay , 2018, Abdominal Radiology.

[13]  J. Rubin,et al.  Evaluation of Umbilical Vein Blood Volume Flow in Preeclampsia by Angle‐Independent 3D Sonography , 2018, Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine.

[14]  Y. Wang,et al.  Effects of maternal undernutrition on the growth, development and antioxidant status of ovine placentome subtypes during late pregnancy. , 2018, Theriogenology.

[15]  J. Kingdom,et al.  Screening for fetal growth restriction and placental insufficiency. , 2017, Seminars in fetal & neonatal medicine.

[16]  Z. Alfirevic,et al.  Fetal and umbilical Doppler ultrasound in high-risk pregnancies. , 2017, The Cochrane database of systematic reviews.

[17]  D. Simmons,et al.  Review: Sexual dimorphism in the formation, function and adaptation of the placenta. , 2017, Placenta.

[18]  K. Moritz,et al.  Programming of maternal and offspring disease: impact of growth restriction, fetal sex and transmission across generations , 2016, The Journal of physiology.

[19]  Jonathan R Lindner,et al.  Quantitative assessment of placental perfusion by contrast-enhanced ultrasound in macaques and human subjects. , 2016, American journal of obstetrics and gynecology.

[20]  D. Sharma,et al.  Intrauterine Growth Restriction: Antenatal and Postnatal Aspects , 2016, Clinical medicine insights. Pediatrics.

[21]  P. Grigsby.  Animal Models to Study Placental Development and Function throughout Normal and Dysfunctional Human Pregnancy , 2016, Seminars in Reproductive Medicine.

[22]  Mickael Tanter,et al.  Discriminative imaging of maternal and fetal blood flow within the placenta using ultrafast ultrasound , 2015, Scientific Reports.

[23]  A. Veiga-Lopez,et al.  Developmental programing: impact of testosterone on placental differentiation. , 2014, Reproduction.

[24]  E. Gratacós,et al.  Added value of umbilical vein flow as a predictor of perinatal outcome in term small‐for‐gestational‐age fetuses , 2013, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

[25]  V. Padmanabhan,et al.  Animal models of the polycystic ovary syndrome phenotype , 2013, Steroids.

[26]  V. Padmanabhan,et al.  Sheep models of polycystic ovary syndrome phenotype , 2013, Molecular and Cellular Endocrinology.

[27]  J. Dickinson,et al.  Umbilical venous blood flow and its measurement in the human fetus , 2012, Journal of clinical ultrasound : JCU.

[28]  Ricardo Azziz,et al.  Polycystic ovary syndrome: etiology, pathogenesis and diagnosis , 2011, Nature Reviews Endocrinology.

[29]  R. Vigna,et al.  Uterine artery Doppler flow studies in obstetric practice. , 2010, Journal of prenatal medicine.

[30]  Z. Alfirevic,et al.  Utero-placental Doppler ultrasound for improving pregnancy outcome. , 2010, The Cochrane database of systematic reviews.

[31]  B. Huppertz.  Placental Origins of Preeclampsia: Challenging the Current Hypothesis , 2008, Hypertension.

[32]  T. Powell,et al.  Regulation of placental nutrient transport--a review. , 2007, Placenta.

[33]  R. Homburg.  Pregnancy complications in PCOS. , 2006, Best practice & research. Clinical endocrinology & metabolism.

[34]  V. Padmanabhan,et al.  Fetal programming: prenatal testosterone treatment leads to follicular persistence/luteal defects; partial restoration of ovarian function by cyclic progesterone treatment. , 2006, Endocrinology.

[35]  V. Padmanabhan,et al.  Prenatal exposure to excess testosterone modifies the developmental trajectory of the insulin‐like growth factor system in female sheep , 2006, The Journal of physiology.

[36]  G. Koren,et al.  Safety of gadolinium during pregnancy. , 2006, Canadian family physician Medecin de famille canadien.

[37]  S. Roy,et al.  Fetal programming: prenatal testosterone treatment causes intrauterine growth retardation, reduces ovarian reserve and increases ovarian follicular recruitment. , 2005, Endocrinology.

[38]  I. Sargent,et al.  Latest Advances in Understanding Preeclampsia , 2005, Science.

[39]  J. Caton,et al.  Placental angiogenesis in sheep models of compromised pregnancy , 2005, The Journal of physiology.

[40]  J. Kingdom,et al.  Developmental biology of the placenta and the origins of placental insufficiency. , 2004, Seminars in fetal & neonatal medicine.

[41]  E. Ferrazzi,et al.  Simultaneous measurements of umbilical venous, fetal hepatic, and ductus venosus blood flow in growth-restricted human fetuses. , 2004, American journal of obstetrics and gynecology.

[42]  Morton B. Brown,et al.  Fetal programming: prenatal testosterone excess leads to fetal growth retardation and postnatal catch-up growth in sheep. , 2004, Endocrinology.

[43]  T. Stijnen,et al.  Umbilical venous volume flow and fetal behavioral states in the normally developing fetus , 2004, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

[44]  V. Schoder,et al.  Umbilical vein blood volume flow rate and umbilical artery pulsatility as ‘venous–arterial index’ in the prediction of neonatal compromise , 2002, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

[45]  T. Stijnen,et al.  Umbilical venous volume flow in the normally developing and growth‐restricted human fetus , 2002, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

[46]  E. Ferrazzi,et al.  Early and persistent reduction in umbilical vein blood flow in the growth-restricted fetus: a longitudinal study. , 2001, American journal of obstetrics and gynecology.

[47]  E. Ferrazzi,et al.  Umbilical vein blood flow in growth‐restricted fetuses , 2000, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

[48]  S. Francis,et al.  In vivo perfusion measurements in the human placenta using echo planar imaging at 0.5 T , 1998, Magnetic resonance in medicine.

[49]  L. Penninga,et al.  Ovine placentome morphology: effect of high altitude, long-term hypoxia. , 1998, Placenta.

[50]  J M Rubin,et al.  Normalizing fractional moving blood volume estimates with power Doppler US: defining a stable intravascular point with the cumulative power distribution function. , 1997, Radiology.

[51]  J M Rubin,et al.  Fractional moving blood volume: estimation with power Doppler US. , 1995, Radiology.

[52]  J M Rubin,et al.  Power Doppler US: a potentially useful alternative to mean frequency-based color Doppler US. , 1994, Radiology.

[53]  Y Cherruault,et al.  Mathematical modeling of the human fetal arterial blood circulation. , 1992, International journal of bio-medical computing.

[54]  P. Burns.  Measuring volume flow with Doppler ultrasound—an old nut , 1992, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

[55]  R. Gill.  Measurement of blood flow by ultrasound: accuracy and sources of error. , 1985, Ultrasound in medicine & biology.

[56]  H. Teede,et al.  Polycystic ovary syndrome , 2016, Nature Reviews Disease Primers.

[57]  T. Spencer,et al.  Growth and development of the ovine conceptus. , 2012, Journal of animal science.

[58]  Z. Alfirevic,et al.  Fetal and umbilical Doppler ultrasound in normal pregnancy. , 2010, The Cochrane database of systematic reviews.

[59]  B. Fauser,et al.  Pregnancy complications in women with polycystic ovary syndrome. , 2008, Seminars in reproductive medicine.

[60]  R. Anthony,et al.  The pregnant sheep as a model for human pregnancy. , 2008, Theriogenology.

[61]  S. Bull,et al.  Use of Laplace transform analysis to describe the effect of placental embolisation on umbilical arterial Doppler waveforms in fetal sheep. , 1994, Ultrasound in medicine & biology.

[62]  T. Todros,et al.  Modelling the feto-placental circulation: 2. A continuous approach to explain normal and abnormal flow velocity waveforms in the umbilical arteries. , 1992, Ultrasound in medicine & biology.

[63]  T. Todros,et al.  Modelling the feto-placental circulation: 1. A distributed network predicting umbilical haemodynamics throughout pregnancy. , 1992, Ultrasound in medicine & biology.

[64]  R. Thompson,et al.  Doppler waveform pulsatility index and resistance, pressure and flow in the umbilical placental circulation: an investigation using a mathematical model. , 1990, Ultrasound in medicine & biology.

[65]  K. Maršál,et al.  Ultrasonic measurement of human fetal blood flow. , 1982, Journal of biomedical engineering.