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Robert Gagnon

Research Profile

Physiology

Disorders

Anatomy

Living Beings

Sheep

Procedures

Phenomena

Vibration

Chemicals & Drugs

Oxygen

Co-author Network

Publications

TOP 3
Jennifer A Thompson; Bryan S Richardson; Robert Gagnon; Sarah A Gimbel; Timothy Regnault
The effect of intermittent umbilical cord occlusion on elastin composition in the ovine fetus.
Martin G Frasch; Robert Gagnon; Ashley E Keen; Michael G Ross; Bryan S Richardson
Monitoring fetal electrocortical activity during labour for predicting worsening acidemia: a prospective study in the ovine fetus near term.
Martin G Frasch; Martin G Grasch; Martin G Frasch; Roy Z Mansano; Laron McPhaul; Robert Gagnon; Bryan S Richardson; Michael G Ross
Measures of acidosis with repetitive umbilical cord occlusions leading to fetal asphyxia in the near-term ovine fetus.

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All Publications

2011: Jennifer A Thompson; Bryan S Richardson; Robert Gagnon; Sarah A Gimbel; Timothy Regnault
The effect of intermittent umbilical cord occlusion on elastin composition in the ovine fetus.
Reproductive sciences (Thousand Oaks, Calif.) 2011;18(10):990-7.
2011: Martin G Frasch; Robert Gagnon; Ashley E Keen; Michael G Ross; Bryan S Richardson
Monitoring fetal electrocortical activity during labour for predicting worsening acidemia: a prospective study in the ovine fetus near term.
PloS one 2011;6(7):e22100.
2009: Martin G Frasch; Martin G Grasch; Martin G Frasch; Roy Z Mansano; Laron McPhaul; Robert Gagnon; Bryan S Richardson; Michael G Ross
Measures of acidosis with repetitive umbilical cord occlusions leading to fetal asphyxia in the near-term ovine fetus.
American journal of obstetrics and gynecology 2009;200(2):200.e1-7.
2006: Robert A Brace; Cecilia Cheung; Lowell E Davis; Robert Gagnon; Richard Harding; John A Widness
Sources of amniotic fluid erythropoietin during normoxia and hypoxia in fetal sheep.
American journal of obstetrics and gynecology 2006;195(1):246-54.
2004: Cecilia Cheung; Ljubica Bogic; Robert Gagnon; Richard Harding; Robert A Brace
Morphologic alterations in ovine placenta and fetal liver following induced severe placental insufficiency.
Journal of the Society for Gynecologic Investigation 2004;11(8):521-8.
2004: Kristina L Dervaitis; Monica Poole; Gail Schmidt; Deborah Penava; Renato Natale; Robert Gagnon
ST segment analysis of the fetal electrocardiogram plus electronic fetal heart rate monitoring in labor and its relationship to umbilical cord arterial blood gases.
American journal of obstetrics and gynecology 2004;191(3):879-84.
2004: Megan L Cock; Belinda J Joyce; Stuart B Hooper; Megan J Wallace; Robert Gagnon; Robert A Brace; Samantha Louey; Richard Harding
Pulmonary elastin synthesis and deposition in developing and mature sheep: effects of intrauterine growth restriction.
Experimental lung research 2004;30(5):405-18.
2003: Sumit K Agrawal; Fred Doucette; Robert Gratton; Bryan Richardson; Robert Gagnon
Intrapartum computerized fetal heart rate parameters and metabolic acidosis at birth.
Obstetrics and gynecology 2003;102(4):731-8.
2003: Robert Gagnon
Placental insufficiency and its consequences.
European journal of obstetrics, gynecology, and reproductive biology 2003;110 Suppl 1():S99-107.
2003: George T Vasileiadis; Henry W Roukema; Walter M Romano; John C Walton; Robert Gagnon
Intrauterine herpes simplex infection.
American journal of perinatology 2003;20(2):55-8.
2002: Robert Gagnon; Richard Harding; Robert A Brace
Amniotic fluid and fetal urinary responses to severe placental insufficiency in sheep.
American journal of obstetrics and gynecology 2002;186(5):1076-84.
2001: F Lackman; V Capewell; Robert Gagnon; Bryan Richardson
Fetal umbilical cord oxygen values and birth to placental weight ratio in relation to size at birth.
American journal of obstetrics and gynecology 2001;185(3):674-82.
2001: F Lackman; V Capewell; Bryan Richardson; Orlando daSilva; Robert Gagnon
The risks of spontaneous preterm delivery and perinatal mortality in relation to size at birth according to fetal versus neonatal growth standards.
American journal of obstetrics and gynecology 2001;184(5):946-53.
1999: Robert Gagnon; J Langridge; Kevin Inchley; J Murotsuki; Fred Possmayer
Changes in surfactant-associated protein mRNA profile in growth-restricted fetal sheep.
The American journal of physiology 1999;276(3 Pt 1):L459-65.
1998: Kripamoy Aguan; J Murotsuki; Robert Gagnon; Loren P Thompson; Carl Weiner
Effect of chronic hypoxemia on the regulation of nitric-oxide synthase in the fetal sheep brain.
Brain research. Developmental brain research 1998;111(2):271-7.
1998: Bryan Richardson; Alison Nodwell; K Webster; M Alshimmiri; Robert Gagnon; Renato Natale
Fetal oxygen saturation and fractional extraction at birth and the relationship to measures of acidosis.
American journal of obstetrics and gynecology 1998;178(3):572-9.
1998: J Murotsuki; Robert Gagnon; X Pu; Kaiping Yang
Chronic hypoxemia selectively down-regulates 11beta-hydroxysteroid dehydrogenase type 2 gene expression in the fetal sheep kidney.
Biology of reproduction 1998;58(1):234-9.
1997: M Alshimmiri; Alan D Bocking; Robert Gagnon; Renato Natale; Bryan S Richardson
Prediction of umbilical artery base excess by intrapartum fetal oxygen saturation monitoring.
American journal of obstetrics and gynecology 1997;177(4):775-9.
1997: Robert Gagnon; T Lamb; Bryan Richardson
Cerebral circulatory responses of near-term ovine fetuses during sustained fetal placental embolization.
The American journal of physiology 1997;273(4 Pt 2):H2001-8.
1997: Robert Gagnon; J Murotsuki; John R G Challis; Laurence J Fraher; Bryan S Richardson
Fetal sheep endocrine responses to sustained hypoxemic stress after chronic fetal placental embolization.
The American journal of physiology 1997;272(5 Pt 1):E817-23.
1997: J Murotsuki; Alan D Bocking; Robert Gagnon
Fetal heart rate patterns in growth-restricted fetal sheep induced by chronic fetal placental embolization.
American journal of obstetrics and gynecology 1997;176(2):282-90.
1997: J Murotsuki; John R G Challis; V K M Han; Laurence J Fraher; Robert Gagnon
Chronic fetal placental embolization and hypoxemia cause hypertension and myocardial hypertrophy in fetal sheep.
The American journal of physiology 1997;272(1 Pt 2):R201-7.
1996: J Murotsuki; Robert Gagnon; S G Matthews; John R G Challis
Effects of long-term hypoxemia on pituitary-adrenal function in fetal sheep.
The American journal of physiology 1996;271(4 Pt 1):E678-85.
1996: Bryan S Richardson; Lesley Carmichael; Jacobus H Homan; L Johnston; Robert Gagnon
Fetal cerebral, circulatory, and metabolic responses during heart rate decelerations with umbilical cord compression.
American journal of obstetrics and gynecology 1996;175(4 Pt 1):929-36.
1996: Robert Gagnon; L Johnston; J Murotsuki
Fetal placental embolization in the late-gestation ovine fetus: alterations in umbilical blood flow and fetal heart rate patterns.
American journal of obstetrics and gynecology 1996;175(1):63-72.
1995: J Murotsuki; John R G Challis; L Johnston; Robert Gagnon
Increased fetal plasma prostaglandin E2 concentrations during fetal placental embolization in pregnant sheep.
American journal of obstetrics and gynecology 1995;173(1):30-5.
1995: Robert Gagnon; H Rundle; L Johnston; V K Han
Alterations in fetal and placental deoxyribonucleic acid synthesis rates after chronic fetal placental embolization.
American journal of obstetrics and gynecology 1995;172(5):1451-8.
1994: Robert Gagnon; Alan D Bocking; Bryan S Richardson; P McLean
A flat decelerative fetal heart rate tracing with normal fetal heart rate variability.
American journal of obstetrics and gynecology 1994;171(5):1379-81.
1994: Robert Gagnon; John R G Challis; L Johnston; L Fraher
Fetal endocrine responses to chronic placental embolization in the late-gestation ovine fetus.
American journal of obstetrics and gynecology 1994;170(3):929-38.
1993: V Y Cheung; Alan D Bocking; David Hollomby; Robert Gagnon; J Walton
Waldenström hypergammaglobulinemic purpura and pregnancy.
Obstetrics and gynecology 1993;82(4 Pt 2 Suppl):685-7.
1993: Robert Gagnon; M K Campbell; C Hunse
A comparison between visual and computer analysis of antepartum fetal heart rate tracings.
American journal of obstetrics and gynecology 1993;168(3 Pt 1):842-7.
1992: Robert Gagnon
Fetal behavioral states: biological alteration.
Seminars in perinatology 1992;16(4):234-8.
1992: G Connors; C Hunse; Robert Gagnon; Bryan Richardson; V Han; H Rosenberg
Perinatal assessment of cerebral flow velocity wave forms in the human fetus and neonate.
Pediatric research 1992;31(6):649-52.
1992: Robert Gagnon; S Benzaquen; C Hunse
The fetal sound environment during vibroacoustic stimulation in labor: effect on fetal heart rate response.
Obstetrics and gynecology 1992;79(6):950-5.
1991: G Connors; S Gillis; C Hunse; Robert Gagnon; Bryan Richardson
The interaction of behavioural state, heart rate and resistance index in the human fetus.
Journal of developmental physiology 1991;15(6):331-6.
1991: Alan D Bocking; Robert Gagnon
Behavioural assessment of fetal health.
Journal of developmental physiology 1991;15(2):113-20.
1990: Robert Gagnon; C Hunse; S Vijan
The effect of maternal hyperoxia on behavioral activity in growth-retarded human fetuses.
American journal of obstetrics and gynecology 1990;163(6 Pt 1):1894-9.
1990: S Benzaquen; Robert Gagnon; C Hunse; J Foreman
The intrauterine sound environment of the human fetus during labor.
American journal of obstetrics and gynecology 1990;163(2):484-90.
1989: Robert Gagnon; J Foreman; C Hunse; J Patrick
Effects of low-frequency vibration on human term fetuses.
American journal of obstetrics and gynecology 1989;161(6 Pt 1):1479-85.
1989: Robert Gagnon; C Hunse; J Foreman
Human fetal behavioral states after vibratory stimulation.
American journal of obstetrics and gynecology 1989;161(6 Pt 1):1470-6.
1989: Bryan S Richardson; Lesley Carmichael; Jacobus H Homan; Robert Gagnon
Cerebral oxidative metabolism in lambs during perinatal period: relationship to electrocortical state.
The American journal of physiology 1989;257(5 Pt 2):R1251-7.
1989: Robert Gagnon
Stimulation of human fetuses with sound and vibration.
Seminars in perinatology 1989;13(5):393-402.
1989: Alan D Bocking; S White; Robert Gagnon; H Hansford
Effect of prolonged hypoxemia on fetal heart rate accelerations and decelerations in sheep.
American journal of obstetrics and gynecology 1989;161(3):722-7.
1989: Robert Gagnon; C Hunse; Alan D Bocking
Fetal heart rate patterns in the small-for-gestational-age human fetus.
American journal of obstetrics and gynecology 1989;161(3):779-84.
1989: Robert Gagnon
Acoustic stimulation: effect on heart rate and other biophysical variables.
Clinics in perinatology 1989;16(3):643-60.
1989: H Mansouri; Robert Gagnon; C Hunse
Relationship between fetal heart rate and umbilical blood flow velocity in term human fetuses during labor.
American journal of obstetrics and gynecology 1989;160(4):1007-12.
1989: Robert Gagnon; C Hunse; Lesley Carmichael; J Patrick
Vibratory acoustic stimulation in 26- to 32-week, small-for-gestational-age fetus.
American journal of obstetrics and gynecology 1989;160(1):160-5.
1988: Alan D Bocking; Robert Gagnon; K M Milne; Susan E White
Behavioral activity during prolonged hypoxemia in fetal sheep.
Journal of applied physiology (Bethesda, Md. : 1985) 1988;65(6):2420-6.
1988: Alan D Bocking; Robert Gagnon; Susan E White; Jacobus H Homan; K M Milne; Bryan S Richardson
Circulatory responses to prolonged hypoxemia in fetal sheep.
American journal of obstetrics and gynecology 1988;159(6):1418-24.
1988: Robert Gagnon; C Hunse; J Patrick
Fetal responses to vibratory acoustic stimulation: influence of basal heart rate.
American journal of obstetrics and gynecology 1988;159(4):835-9.
1988: Robert Gagnon; R Morrow; K Ritchie; C Hunse; J Patrick
Umbilical and uterine artery blood flow velocities after vibratory acoustic stimulation.
American journal of obstetrics and gynecology 1988;159(3):574-8.
1988: Robert Gagnon; C Hunse; F Fellows; Lesley Carmichael; J Patrick
Fetal heart rate and activity patterns in growth-retarded fetuses: changes after vibratory acoustic stimulation.
American journal of obstetrics and gynecology 1988;158(2):265-71.
1988: Robert Gagnon; C Hunse; Lesley Carmichael; F Fellows; J Patrick
Fetal heart rate and fetal activity patterns after vibratory acoustic stimulation at thirty to thirty-two weeks' gestational age.
American journal of obstetrics and gynecology 1988;158(1):75-9.
1987: Robert Gagnon; C Hunse; Lesley Carmichael; F Fellows; J Patrick
Human fetal responses to vibratory acoustic stimulation from twenty-six weeks to term.
American journal of obstetrics and gynecology 1987;157(6):1375-81.
1987: Robert Gagnon; K Campbell; C Hunse; J Patrick
Patterns of human fetal heart rate accelerations from 26 weeks to term.
American journal of obstetrics and gynecology 1987;157(3):743-8.
1987: Robert Gagnon; C Hunse; Lesley Carmichael; F Fellows; J Patrick
External vibratory acoustic stimulation near term: fetal heart rate and heart rate variability responses.
American journal of obstetrics and gynecology 1987;156(2):323-7.
1986: Robert Gagnon; C Hunse; Lesley Carmichael; F Fellows; J Patrick
Effects of vibratory acoustic stimulation on human fetal breathing and gross fetal body movements near term.
American journal of obstetrics and gynecology 1986;155(6):1227-30.