Janna L. Morrison

University of Toronto — Canada

Medicine · Health Sciences

51h-index14.8kcitations342works1.92yr avg
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Research Topics

Birth, Development, and Health(170), Pregnancy and preeclampsia studies(93), Neonatal Respiratory Health Research(61), Gestational Diabetes Research and Management(36), Adipose Tissue and Metabolism(28)

Publications340 total

Maternal late gestation undernutrition in sheep is associated with increased ductus venosus shunting and reduced cerebral oxygen consumption
The Journal of Physiology·2026· 1 citedOpen Access
Moderate nutrient restriction dysregulates molecular markers of calcium handling in the left ventricle of the non‐human primate fetal heart
The Journal of Physiology·2025
Device encapsulated MSCs for adaptive secretome therapy to effectively target ischaemic heart injury
Stem Cell Research & Therapy·2025Open Access
Mitochondrial metabolic remodeling and multi-omics profiling identify plasma biomarkers of myocardial infarction
Journal of Molecular and Cellular Cardiology Plus·2025· 1 citedOpen Access
Sexually dimorphic responses in androgen metabolism and signalling in the non-human primate placenta to moderate maternal undernutrition
Biology of Sex Differences·2025Open Access
Fetal growth restriction induces dynamic, sex-specific changes to molecular signatures in the placenta-heart axis of the near-term sheep
Placenta·2025
Chronic hypoxia or MitoQ treatment in pregnancy independently alter hepatic cytochrome P450 activity in fetal sheep and 9-month-old lambs
Biochemical Pharmacology·2025Open Access
Antenatal betamethasone impairs markers of cardiac development and function in near‐term lambs
Experimental Physiology·2025Open Access
Sex‐specific effects of betamethasone on glucocorticoid and apoptotic signalling pathways in the sheep placenta
The Journal of Physiology·2025Open Access
In Vitro Embryo Culture Impacts Heart Mitochondria in Male Adolescent Sheep
Heart Lung and Circulation·2025
Fetal glucose availability: a key regulator of the metabolic, hormonal and contractility profiles of the fetal sheep heart
The Journal of Physiology·2025· 1 citedOpen Access
In Vitro Embryo Culture Impacts Heart Mitochondria in Male Adolescent Sheep
Journal of Developmental Biology·2025· 1 citedOpen Access
Elevated cortisol concentration in preterm sheep fetuses impacts heart development
Experimental Physiology·2025· 2 citedOpen Access
Antenatal Vitamin C differentially affects lung development in normally grown and growth restricted sheep
Pediatric Research·2025· 2 citedOpen Access
Maternal MitoQ Treatment Is Protective Against Programmed Alterations in CYP Activity Due to Antenatal Dexamethasone
Pharmaceutics·2025· 2 citedOpen Access
Feasibility of multimodal magnetic resonance imaging to assess maternal hyperoxygenation in sheep pregnancy
The Journal of Physiology·2025· 1 citedOpen Access
Pregnancy does not affect progression of mild experimental asthma in sheep
The Journal of Physiology·2025· 2 citedOpen Access
In utero exposure to experimental maternal asthma alters fetal airway development in sheep
Experimental Physiology·2025· 2 citedOpen Access
Ontogeny of Fetal Cardiometabolic Pathways: The Potential Role of Cortisol and Thyroid Hormones in Driving the Transition from Preterm to Near-Term Heart Development in Sheep
Journal of Cardiovascular Development and Disease·2025· 7 citedOpen Access
Chronic fetal hypoxia and antenatal Vitamin C exposure differentially regulate molecular signalling in the lung of female lambs in early adulthood
Frontiers in Physiology·2025· 1 citedOpen Access
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Frequent Co-authors

I. Caroline McMillen(16), Beverly S. Mühlhäusler(9), Song Zhang(9), Kimberley J. Botting(9), I. C. McMillen(7), Leewen Rattanatray(7), Sandra Orgeig(7), Severence M. MacLaughlin(6), Jaime A. Duffield(6), Jack R. T. Darby(6), Claire T. Roberts(5), Susan E. Ozanne(5), Catherine M. Suter(5), Timothy R.H. Regnault(4), Sheridan Gentili(4), Mitchell C. Lock(4), Simon K. Walker(4), Doug A. Brooks(4), Erin V. McGillick(4), Ross L. Tellam(3)