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Arash Zarrine-Afsar

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Associate ProfessorDepartment of Medical BiophysicsUniversity of Toronto

Arash Zarrine-Afsar

Associate Professor

Department of Medical Biophysics

Temerty Faculty of Medicine

University of Toronto

Toronto, Ontario, Canada

Supervision signals

Professors usually supervise graduate students in their department's programs.
8 publications in the last five years, latest in 2026.
Senior (last) author on 6 recent papers, a sign of leading a research group.
Principal investigator on 8 research grants (4 CIHR, 2 SSHRC, 2 NSERC), most recently in 2025.

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.

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Research

Read how they describe their research on their University of Toronto profile.

Lung Cancer Mass Spectrometry Profiling Pathology Rapid Diagnosis Melanoma Pediatric Brain Cancers Breast Cancer Heterogeneity Breast Cancer Surgery

Latest papers

Picosecond infrared laser mass spectrometry for 10-second identification of lymphoproliferative imposter tumours in patient-derived xenografts.
Scientific reports · 2026 · senior author
A molecular array for 10-second diagnosis of common spinal tumor types with picosecond infrared laser mass spectrometry.
Neuro-oncology · 2025 · senior author
Author Correction: Reflection mode polarimetry guides laser mass spectrometry to diagnostically important regions of human breast cancer tissue.
Scientific reports · 2024

All 43 publications

Latest funding

Rapid on-site mass spectrometry for non-subjective determination of lung cancer pathologies
CIHR · 2025 · Nominated PI
$753,526
Rapid high sensitivity and specificity diagnosis of melanoma with Picosecond infrared laser mass spectrometry
CIHR · 2023 · Nominated PI
$619,650
Picosecond Infrared laser mass spectrometry for 10-second determination of various molecular pathologies associated with brain cancers
SSHRC · 2022 · Principal investigator
$121,250

All 8 grants and awards

43 publications.

Picosecond infrared laser mass spectrometry for 10-second identification of lymphoproliferative imposter tumours in patient-derived xenografts.

Ye LA, Vlaminck D, Fiorante A, Dabija LG, Talbot F, Froment J, Azaizeh A, Hou L, Li M, Wang Y, Cao P, Shouk D, Shouk R, Tsao MS, Ailles L, O'Brien C, Lok BH, Pham NA, Zarrine-Afsar A

Scientific reports2026Senior author

DOI: 10.1038/s41598-025-33064-w PMID: 41501313

A molecular array for 10-second diagnosis of common spinal tumor types with picosecond infrared laser mass spectrometry.

Fiorante A, Woolman M, Munoz DG, Kiyota T, Ye LA, Farahmand Y, Vlaminck D, Talbot FO, Das S, Kellett S, Giuffrida C, Zadeh G, Ginsberg HJ, Aman A, Zarrine-Afsar A

Neuro-oncology2025Senior author

DOI: 10.1093/neuonc/noaf047 PMID: 39980445

Author Correction: Reflection mode polarimetry guides laser mass spectrometry to diagnostically important regions of human breast cancer tissue.

Singh MD, Ye LA, Woolman M, Talbot F, Zarrine-Afsar A, Vitkin A

Scientific reports2024

DOI: 10.1038/s41598-024-81467-y PMID: 39639050

Reflection mode polarimetry guides laser mass spectrometry to diagnostically important regions of human breast cancer tissue.

Singh MD, Ye LA, Woolman M, Talbot F, Zarrine-Afsar A, Vitkin A

Scientific reports2024

DOI: 10.1038/s41598-024-77963-w PMID: 39482347

A Workflow for Meaningful Interpretation of Classification Results from Handheld Ambient Mass Spectrometry Analysis Probes.

Fiorante A, Ye LA, Tata A, Kiyota T, Woolman M, Talbot F, Farahmand Y, Vlaminck D, Katz L, Massaro A, Ginsberg H, Aman A, Zarrine-Afsar A

International journal of molecular sciences2024Senior author

DOI: 10.3390/ijms25063491 PMID: 38542461

Lipidomic-Based Approach to 10 s Classification of Major Pediatric Brain Cancer Types with Picosecond Infrared Laser Mass Spectrometry.

Woolman M, Kiyota T, Belgadi SA, Fujita N, Fiorante A, Ramaswamy V, Daniels C, Rutka JT, McIntosh C, Munoz DG, Ginsberg HJ, Aman A, Zarrine-Afsar A

Analytical chemistry2024Senior author

DOI: 10.1021/acs.analchem.3c03156 PMID: 38190738

Metabolic Lipids in Melanoma Enable Rapid Determination of Actionable BRAF-V600E Mutation with Picosecond Infrared Laser Mass Spectrometry in 10 s.

Katz L, Kiyota T, Woolman M, Wu M, Pires L, Fiorante A, Ye LA, Leong W, Berman HK, Ghazarian D, Ginsberg HJ, Das S, Aman A, Zarrine-Afsar A

Analytical chemistry2023Senior author

DOI: 10.1021/acs.analchem.3c02901 PMID: 37695851

Picosecond Infrared Laser Mass Spectrometry Identifies a Metabolite Array for 10 s Diagnosis of Select Skin Cancer Types: A Proof-of-Concept Feasibility Study.

Katz L, Woolman M, Kiyota T, Pires L, Zaidi M, Hofer SOP, Leong W, Wouters BG, Ghazarian D, Chan AW, Ginsberg HJ, Aman A, Wilson BC, Berman HK, Zarrine-Afsar A

Analytical chemistry2022Senior author

DOI: 10.1021/acs.analchem.2c03918 PMID: 36395434

Lipid Profiling in Cancer Diagnosis with Hand-Held Ambient Mass Spectrometry Probes: Addressing the Late-Stage Performance Concerns.

Katz L, Tata A, Woolman M, Zarrine-Afsar A

Metabolites2021Senior author

DOI: 10.3390/metabo11100660 PMID: 34677375

Breaking Through the Barrier: Regulatory Considerations Relevant to Ambient Mass Spectrometry at the Bedside.

Woolman M, Katz L, Tata A, Basu SS, Zarrine-Afsar A

Clinics in laboratory medicine2021Senior author

DOI: 10.1016/j.cll.2021.03.004 PMID: 34020761