Faculty profile
Peter Chidiac
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Read how they describe their research on their Western University profile.
Latest papers
Extracellular ATP and structurally related molecules potentiate adenosine A2a receptor-stimulated cAMP production.
Cellular signalling · 2025 · senior author
Extracellular ATP increases agonist potency and reduces latency at class B G protein-coupled receptors.
Molecular pharmacology · 2025 · senior author
Genetic variants of accessory proteins and G proteins in human genetic disease.
Critical reviews in clinical laboratory sciences · 2025
Latest funding
- $730,575
Allosteric regulation of GPCR signaling by extracellular nucleotides
CIHR · 2018 · Nominated PI
- $32,000
Role of RGS2 in the Integrated Stress Response
NSERC · 2018 · Principal investigator
- $150,000
Desorption Electrospray Ionization (DESI) for Mass Spectrometry Based Imaging
NSERC · 2017 · Co-investigator
38 publications.
Extracellular ATP and structurally related molecules potentiate adenosine A2a receptor-stimulated cAMP production.
Wang FI, Dixon SJ, Chidiac P
Extracellular ATP increases agonist potency and reduces latency at class B G protein-coupled receptors.
Zhu S, Yuan A, Duffy T, Kim BH, Ozawa T, Dixon SJ, Chidiac P
Genetic variants of accessory proteins and G proteins in human genetic disease.
Thompson MD, Chidiac P, Jose PA, Hauser AS, Gorvin CM
Luciferase-based GloSensor™ cAMP assay: Temperature optimization and application to cell-based kinetic studies.
Wang FI, Ding G, Ng GS, Dixon SJ, Chidiac P
Molecular basis for activation and biased signaling at the thrombin-activated GPCR proteinase activated receptor-4 (PAR4).
Thibeault PE, LeSarge JC, Arends D, Fernandes M, Chidiac P, Stathopulos PB, Luyt LG, Ramachandran R
RGS2 promotes the translation of stress-associated proteins ATF4 and CHOP via its eIF2B-inhibitory domain.
Wang CJ, Chidiac P
Toward Defining the Pharmacophore for Positive Allosteric Modulation of PTH1 Receptor Signaling by Extracellular Nucleotides.
Kim BH, Wang FI, Pereverzev A, Chidiac P, Dixon SJ
Editorial overview: Musculoskeletal: New therapeutic targets and delivery systems.
Dixon SJ, Chidiac P
Extracellular nucleotides enhance agonist potency at the parathyroid hormone 1 receptor.
Kim BH, Pereverzev A, Zhu S, Tong AOM, Dixon SJ, Chidiac P
Maternal diabetes up-regulates NOX2 and enhances myocardial ischaemia/reperfusion injury in adult offspring.
Zhang L, Wang X, Wu Y, Lu X, Chidiac P, Wang G, Feng Q
Allosteric regulation of GPCR signaling by extracellular nucleotides
Principal investigators: Chidiac, Peter
Keywords: Atp; Gpcr; Positive Allosteric Modulator; Sodium
Role of RGS2 in the Integrated Stress Response
Principal investigators: Chidiac, Peter
Desorption Electrospray Ionization (DESI) for Mass Spectrometry Based Imaging
Principal investigators: Urquhart, Bradley
Allosteric modulation of signaling through the parathyroid hormone 1 receptor by extracellular nucleotides
Principal investigators: Chidiac, Peter; Dixon, S. Jeffrey
Keywords: Adenylyl Cyclase; Biased Agonism; Bone Metabolism; Drug Side Effects; Extracellular Nucleotides; Osteoporosis; Parathyroid Hormone Receptor; Positive Allosteric Modulator (Pam); Receptor Pharmacology; Signal Transduction
Novel modes of heterotrimeric G protein regulation
Principal investigators: Chidiac, Peter
Role of RGS2 in the response of cells to stress
Principal investigators: Chidiac, Peter
Keywords: Adipocyte Differentiation And Function; Cardiomyocyte Hypertrophy; G Protein Coupled Receptors; G Proteins; Rgs2 (Regulator Of G Protein Signaling Protein 2); Signal Transduction
Integration of signals by proteins that have multiple G protein-interacting domains
Principal investigators: Chidiac, Peter
From CIHR, NSERC and SSHRC funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998, including their latest published competition results.
Frequent collaborators
- Department of Physiology and Pharmacology
- Physiology and Pharmacology
- Department of Biochemistry
Co-authors at Western University, colored by department. Thicker lines mean more shared papers; select anyone to open their profile and their own map.
Qingping Feng
Physiology and Pharmacology
4 shared papers, latest 2018
Robert Gros
Department of Physiology and Pharmacology
2 shared papers, latest 2014
Morris Karmazyn
Physiology and Pharmacology
2 shared papers, latest 2006
Moshmi Bhattacharya
Physiology and Pharmacology
1 shared papers, latest 2009
Rithwik Ramachandran
Department of Physiology and Pharmacology
1 shared papers, latest 2020
Fred Possmayer
Department of Biochemistry
1 shared papers, latest 2009
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Profile data last refreshed on November 9, 2025 from the university directory, publication records and CIHR, NSERC and SSHRC funding.