Faculty profile

Cathy Vaillancourt

ResearcherCentre INRS- Institut Armand-FrappierInstitut national de la recherche scientifique

This profile is built from public research funding records (CIHR, NSERC and SSHRC) and PubMed. We have not imported them from a Institut national de la recherche scientifique directory, so their courses may be missing. Find their university profile.

Cathy Vaillancourt

Researcher

Centre INRS- Institut Armand-Frappier

Institut national de la recherche scientifique

Quebec City, Quebec, Canada

Supervision signals

Has led research grants, which requires an independent research appointment. Ask their department whether they supervise graduate students.
16 publications in the last five years, latest in 2026.
Senior (last) author on 4 recent papers, a sign of leading a research group.
Principal investigator on 9 research grants (7 NSERC, 2 CIHR), most recently in 2019.
Supervisor on 1 trainee award (1 CIHR), most recently in 2013.

These signals come from public records, including CIHR, NSERC and SSHRC funding decisions. Ask the professor or the graduate program whether they are taking new students.

Academic metrics

Publications

Collaborators

Grants

Publications by year

Counts cover the publications linked to this profile. Citations and the h-index appear when the source records them.

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Signals and details

Research

antioxydant biochemistry cell culture cell signalling cellular biology melatonin placenta pregnancy

Latest papers

Tryptophan's Journey Through Pregnancy: The Role of Serotonin.
International journal of tryptophan research : IJTR · 2026
SARS-CoV-2 infects human primary cytotrophoblasts mainly through a non-canonical entry route.
Molecular human reproduction · 2026 · senior author
LIF and Oncostatin M mitigate LPS-induced acute endometritis via distinct immunoregulatory mechanisms in peritoneal macrophages in vivo.
iScience · 2026

All 33 publications

Latest funding

Contamination et santé globale : le cas de la fonderie Horne
SSHRC · 2025 · Co-investigator
$102,943
Eco-anxiety in young children and their parents during the transition to formal schooling
SSHRC · 2025 · Co-investigator
$123,656
New placental organoid models to study vascularization processes and therapies in preeclampsia
SSHRC · 2022 · Co-investigator
$125,000

All 21 grants and awards

33 publications.

Tryptophan's Journey Through Pregnancy: The Role of Serotonin.

Gendrot B, Vaillancourt C, Fouquet G

International journal of tryptophan research : IJTR2026

DOI: 10.1177/11786469261449491 PMID: 42137190

SARS-CoV-2 infects human primary cytotrophoblasts mainly through a non-canonical entry route.

Pinatel H, Brien ME, Broquière M, Scott-Boyer MP, Droit A, Girard S, Delbès G, Chatel-Chaix L, Vaillancourt C

Molecular human reproduction2026Senior author

DOI: 10.1093/molehr/gaag015 PMID: 41755626

LIF and Oncostatin M mitigate LPS-induced acute endometritis via distinct immunoregulatory mechanisms in peritoneal macrophages in vivo.

Ravelojaona M, Girouard J, Vaillancourt C, Van Themsche C, Reyes-Moreno C

iScience2026

DOI: 10.1016/j.isci.2026.116046 PMID: 42256298

Effect of depression and serotonin reuptake inhibitors antidepressant treatment during pregnancy on protein expression in the human placenta: A quantitative proteomics analysis.

Ok L, Ohlund L, Inkster AM, Campbell KSJ, Peñaherrera MS, Brain U, Sleno L, Robinson WP, Barry A, Oberlander TF, Vaillancourt C

PloS one2025Senior author

DOI: 10.1371/journal.pone.0322090 PMID: 41379876

Exposure to prenatal maternal stress is associated with epigenetic age acceleration and altered cell composition in the placenta: The QF2011 Queensland Flood Study.

Beraldo EO, Inkster AM, Peñaherrera MS, Price EM, Schuetz J, Portales-Casamar É, Kildea S, Vaillancourt C, King S, Robinson WP

Placenta2025

DOI: 10.1016/j.placenta.2025.09.003 PMID: 40939286

Melatonin Induces PERK-ATF4 Unfolded Protein Response and Apoptosis in Human Choriocarcinoma Cells.

Bienvenue-Pariseault J, Sagrillo-Fagundes L, Wong-Yen P, Stakamatos D, Cohen M, Vaillancourt C

Journal of pineal research2025Senior author

DOI: 10.1111/jpi.70072 PMID: 40873119

Associations Between Walking in the Third Trimester of Pregnancy and Maternal Mental Health During the COVID-19 Pandemic.

Brun A, Ruchat SM, Chaput-Langlois S, Booij L, Giac R, Séguin K, Bernier A, Morisset AS, Boucoiran I, Vaillancourt C, Lippé S, Herba CM

International journal of environmental research and public health2025

DOI: 10.3390/ijerph22101538 PMID: 41154942

TGFβ1 Restores Energy Homeostasis of Human Trophoblast Cells Under Hyperglycemia In Vitro by Inducing PPARγ Expression, AMPK Activation, and HIF1α Degradation.

Khiat N, Girouard J, Kana Tsapi ES, Vaillancourt C, Van Themsche C, Reyes-Moreno C

Cells2025

DOI: 10.3390/cells14010045 PMID: 39791746

Toxoplasma gondii infection inhibits invasion and migration of human extravillous trophoblasts through dysregulation of FOXO1- and FOXO3a-dependent and -independent mechanisms.

Lebourg A, Leroux LP, Chaparro V, Chagneau S, Vaillancourt C, Jaramillo M

Frontiers in cellular and infection microbiology2025

DOI: 10.3389/fcimb.2025.1651142 PMID: 41450565

Trace elements alone or in mixtures associated with unconventional natural gas exploitation affect rat fetal steroidogenesis and testicular development in vitro.

Baalbaki G, Lim V, Gillet AP, Verner MA, Vaillancourt C, Caron-Beaudoin E, Delbes G

Environmental pollution (Barking, Essex : 1987)2024

DOI: 10.1016/j.envpol.2024.124393 PMID: 38901820

Contamination et santé globale : le cas de la fonderie Horne

Co-investigatorSSHRC2025Insight Grants

Principal investigators: Labra, Oscar

Keywords: Contamination; santé physique; santé mentale; santé environnementale; fonderie

$102,943

Eco-anxiety in young children and their parents during the transition to formal schooling

Co-investigatorSSHRC2025Insight Grants

Principal investigators: Herba, Catherine M.

$123,656

New placental organoid models to study vascularization processes and therapies in preeclampsia

Co-investigatorSSHRC2022New Frontiers in Research Fund - Exploration

Principal investigators: Bertagnolli, Mariane

Keywords: Preeclampsia; Angiogenesis; Cell-cell interactions; Placental development; Computational imaging; Endothelial cell biology; Hypoxia; Thrombin; Pregnancy; Primary cell culture

$125,000

HighThroughput Droplet Digital PCR Platform for Absolute Quantitation of Nucleic Acids Low Copy Number

Principal investigatorNSERC2019Research Tools and Instruments

Principal investigators: Vaillancourt, Cathy

$141,865

Melatonin: functions and mechanisms of action in placental trophoblast

Principal investigatorNSERC2019Discovery Grants Program - Individual

Principal investigators: Vaillancourt, Cathy

Keywords: melatonin; placenta; trophoblast; antioxydant; cellular biology; biochemistry; receptors; cell culture; pregnancy; cell signalling

$455,000

Modeling an approach to gender-conscious participatory action-oriented research and knowledge transfer favouring equality, equity and occupational/environmental health

Principal investigatorCIHR2017Team Grant: Impact of Gender on Knowledge Translation Interventions

Principal investigators: Laberge, Marie; Webb, Jennifer; Mergler, Donna; Messing, Karen; Riel, Jessica; Saint-Charles, Johanne; Sultan-Taïeb, Hélène; Vaillancourt, Cathy

Keywords: Community-Based Participatory Approach; Ecohealth Approach; Education; Environmental Health; Implemantation Research; Integrated Knowledge Translation; Intervention Development; Occupational Health; Sex, Gender; System, Policies

$450,000

Melatonin: functions and mechanisms of action in placental trophoblast

Principal investigatorNSERC2014Discovery Grants Program - Individual

Principal investigators: Vaillancourt, Cathy

$170,000

Régulation de la biosynthèse des oestrogènes par la sérotonine dans le trophoblaste humain : effets de la dépression pendant la grossesse et des anti-dépresseurs

SupervisorCIHR2013Doctoral Award - Frederick Banting and Charles Best Canada Graduate Scholarships

Principal investigators: Hudon Thibeault, Andrée-Anne

Keywords: Anti-Dépresseurs; Aromatase; Dépression; Foetus; Grossesse; Médicaments; Oestrogènes; Placenta; Stéroïdogenèse; Trophoblaste

$105,000

Station de cryopréservation et d'entreposage à ultra-base température

Co-investigatorNSERC2013Research Tools and Instruments - Category 1 (<$150,000)

Principal investigators: Plante, Isabelle

$47,344

ANR - Interaction between pollution and climate changes: development of improved monitoring strategy

Co-investigatorNSERC2012Strategic Projects - Group

Principal investigators: Fournier, Michel

$690,366

From CIHR, NSERC and SSHRC funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998, including their latest published competition results.

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Cathy Vaillancourt

Research

Latest papers

Latest funding

Tryptophan's Journey Through Pregnancy: The Role of Serotonin.

SARS-CoV-2 infects human primary cytotrophoblasts mainly through a non-canonical entry route.

LIF and Oncostatin M mitigate LPS-induced acute endometritis via distinct immunoregulatory mechanisms in peritoneal macrophages in vivo.

Effect of depression and serotonin reuptake inhibitors antidepressant treatment during pregnancy on protein expression in the human placenta: A quantitative proteomics analysis.

Exposure to prenatal maternal stress is associated with epigenetic age acceleration and altered cell composition in the placenta: The QF2011 Queensland Flood Study.

Melatonin Induces PERK-ATF4 Unfolded Protein Response and Apoptosis in Human Choriocarcinoma Cells.

Associations Between Walking in the Third Trimester of Pregnancy and Maternal Mental Health During the COVID-19 Pandemic.

TGF&#x3b2;1 Restores Energy Homeostasis of Human Trophoblast Cells Under Hyperglycemia In Vitro by Inducing PPAR&#x3b3; Expression, AMPK Activation, and HIF1&#x3b1; Degradation.

Toxoplasma gondii infection inhibits invasion and migration of human extravillous trophoblasts through dysregulation of FOXO1- and FOXO3a-dependent and -independent mechanisms.

Trace elements alone or in mixtures associated with unconventional natural gas exploitation affect rat fetal steroidogenesis and testicular development in vitro.

Contamination et santé globale : le cas de la fonderie Horne

Eco-anxiety in young children and their parents during the transition to formal schooling

New placental organoid models to study vascularization processes and therapies in preeclampsia

HighThroughput Droplet Digital PCR Platform for Absolute Quantitation of Nucleic Acids Low Copy Number

Melatonin: functions and mechanisms of action in placental trophoblast

Modeling an approach to gender-conscious participatory action-oriented research and knowledge transfer favouring equality, equity and occupational/environmental health

Melatonin: functions and mechanisms of action in placental trophoblast

Régulation de la biosynthèse des oestrogènes par la sérotonine dans le trophoblaste humain : effets de la dépression pendant la grossesse et des anti-dépresseurs

Station de cryopréservation et d'entreposage à ultra-base température

ANR - Interaction between pollution and climate changes: development of improved monitoring strategy

Frequent collaborators

Suzanne King

Christopher Moraes

Karen Messing

Jessica Riel

Marie Laberge

Katie Clow

Martin Bunch

Mathieu Feagan

Amadou Barry

Johanne Saint-Charles

Myriam Fillion

Blake Poland

Maritza Jaramillo

Linda Booij

Anne-Sophie Morisset

Louis-Philippe Leroux

Geraldine Delbes

Elyse Caron-Beaudoin

Sarah Elton

John Sled

Nicolas Doucet

Arnaud Droit

Isabelle Boucoiran

Wendy Robinson

TGFβ1 Restores Energy Homeostasis of Human Trophoblast Cells Under Hyperglycemia In Vitro by Inducing PPARγ Expression, AMPK Activation, and HIF1α Degradation.