2026 Torsten O. Nielsen: Medicine Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Medicine	109	5664	5318	224	214	359	66542

Torsten O. Nielsen publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Torsten O. Nielsen sits on this spectrum.

101 publications 1,796+

This scientist: 359 publications — 30th percentile

30% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Torsten O. Nielsen D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Torsten O. Nielsen sits on this spectrum.

70 D-Index 217+

This scientist: 109 D-Index — 72nd percentile

72% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Torsten O. Nielsen is affiliated with the University of British Columbia in Canada. Their research primarily spans the fields of Medicine and Biochemistry, Genetics, and Molecular Biology, with a strong focus on Oncology and Cancer Research.

The subfields of study where Nielsen has contributed include Oncology, Cancer Research, Molecular Biology, Pulmonary and Respiratory Medicine, and Radiology, Nuclear Medicine, and Imaging.

They have published extensively on topics related to:

Breast Cancer Treatment Studies
Cancer Immunotherapy and Biomarkers
Cancer Genomics and Diagnostics
Sarcoma Diagnosis and Treatment
Radiomics and Machine Learning in Medical Imaging
HER2/EGFR in Cancer Research
Cancer Cells and Metastasis

Their recent notable papers include:

Assessment of Ki67 in Breast Cancer: Updated Recommendations From the International Ki67 in Breast Cancer Working Group (2020), published in JNCI Journal of the National Cancer Institute
The path to a better biomarker: application of a risk management framework for the implementation of PD-L1 and TILs as immuno-oncology biomarkers in breast cancer clinical trials and daily practice (2020), published in The Journal of Pathology
The epigenomics of sarcoma (2020), published in Nature reviews. Cancer
Pitfalls in assessing stromal tumor infiltrating lymphocytes (sTILs) in breast cancer (2020), published in npj Breast Cancer
Tumor-associated macrophages and macrophage-related immune checkpoint expression in sarcomas (2020), published in OncoImmunology

Frequent collaborators in Nielsen's work include:

Samuel Leung
Dongxia Gao
Karama Asleh
Zuzana Kos
Anne-Vibeke Lænkholm

Their publications have appeared in various venues, with multiple contributions to:

UNC Libraries
npj Breast Cancer
Cancer Research
bioRxiv (Cold Spring Harbor Laboratory)
Journal of Clinical Oncology

Best Publications

Supervised Risk Predictor of Breast Cancer Based on Intrinsic Subtypes

Joel S. Parker;Michael Mullins;Maggie C.U. Cheang;Samuel Leung

5588
Citations
Race, breast cancer subtypes, and survival in the Carolina Breast Cancer Study.

Lisa A. Carey;Charles M. Perou;Chad A. Livasy;Lynn G. Dressler

4854
Citations
Immunohistochemical and Clinical Characterization of the Basal-Like Subtype of Invasive Breast Carcinoma

Torsten O. Nielsen;Forrest D. Hsu;Kristin Jensen;Maggie Cheang

3560
Citations
The evaluation of tumor-infiltrating lymphocytes (TILs) in breast cancer: recommendations by an International TILs Working Group 2014

R. Salgado;C. Denkert;S. Demaria;N. Sirtaine

3196
Citations
Ki67 Index, HER2 Status, and Prognosis of Patients With Luminal B Breast Cancer

Maggie C. U. Cheang;Stephen K Chia;David Voduc;Dongxia Gao

2922
Citations
Metastatic Behavior of Breast Cancer Subtypes

Hagen Kennecke;Rinat Yerushalmi;Ryan Woods;Maggie Chon U. Cheang

2505
Citations
Assessment of Ki67 in Breast Cancer: Recommendations from the International Ki67 in Breast Cancer Working Group

Mitch Dowsett;Torsten O. Nielsen;Roger A’Hern;John Bartlett

2142
Citations
Breast Cancer Subtypes and the Risk of Local and Regional Relapse

K. David Voduc;Maggie C.U. Cheang;Scott Tyldesley;Karen Gelmon

1626
Citations
Basal-like breast cancer defined by five biomarkers has superior prognostic value than triple-negative phenotype.

Maggie C.U. Cheang;David Voduc;Chris Bajdik;Samuel Leung

1598
Citations
Subtyping of breast cancer by immunohistochemistry to investigate a relationship between subtype and short and long term survival: a collaborative analysis of data for 10,159 cases from 12 studies

Fiona M. Blows;Kristy E. Driver;Marjanka K. Schmidt;Annegien Broeks

1453
Citations
Assessing Tumor-Infiltrating Lymphocytes in Solid Tumors: A Practical Review for Pathologists and Proposal for a Standardized Method from the International Immuno-Oncology Biomarkers Working Group Part 2 TILs in Melanoma, Gastrointestinal Tract Carcinomas, Non–Small Cell Lung Carcinoma and Mesothelioma, Endometrial and Ovarian Carcinomas, Squamous Cell Carcinoma of the Head and Neck, Genitourinary Carcinomas, and Primary Brain Tumors

Shona Hendry;Roberto Salgado;Thomas Gevaert;Prudence A. Russell;Prudence A. Russell

897
Citations
A Comparison of PAM50 Intrinsic Subtyping with Immunohistochemistry and Clinical Prognostic Factors in Tamoxifen-Treated Estrogen Receptor–Positive Breast Cancer

Torsten O Nielsen;Joel S Parker;Samuel Leung;K David Voduc

877
Citations
The Novel Marker, DOG1, Is Expressed Ubiquitously in Gastrointestinal Stromal Tumors Irrespective of KIT or PDGFRA Mutation Status

Robert B. West;Christopher L Corless;Xin Chen;Brian P. Rubin

874
Citations
Systematic analysis of breast cancer morphology uncovers stromal features associated with survival.

Andrew H. Beck;Ankur R. Sangoi;Ankur R. Sangoi;Samuel Leung;Robert J. Marinelli

804
Citations
Assessing Tumor-infiltrating Lymphocytes in Solid Tumors: A Practical Review for Pathologists and Proposal for a Standardized Method from the International Immunooncology Biomarkers Working Group: Part 1: Assessing the Host Immune Response, TILs in Invasive Breast Carcinoma and Ductal Carcinoma in Situ, Metastatic Tumor Deposits and Areas for Further Research

Shona Hendry;Roberto Salgado;Thomas Gevaert;Prudence A. Russell;Prudence A. Russell

800
Citations
Association between CD8+ T-cell infiltration and breast cancer survival in 12 439 patients

Hamid Ali;E Provenzano;S-J Dawson;FM Blows

794
Citations
Molecular characterisation of soft tissue tumours: a gene expression study

Torsten O Nielsen;Rob B West;Sabine C Linn;Orly Alter

724
Citations
Prognostic Significance of Progesterone Receptor–Positive Tumor Cells Within Immunohistochemically Defined Luminal A Breast Cancer

Aleix Prat;Maggie Chon U. Cheang;Miguel Martín;Joel S. Parker

705
Citations
Breast Cancer Subtypes and Response to Docetaxel in Node-Positive Breast Cancer: Use of an Immunohistochemical Definition in the BCIRG 001 Trial

Judith Hugh;John Hanson;Maggie Chon U. Cheang;Torsten O. Nielsen

677
Citations
An International Ki67 Reproducibility Study

Mei Yin C Polley;Samuel C Y Leung;Lisa M. McShane;Dongxia Gao

638
Citations

Frequent Co-Authors

Maggie C.U. Cheang Institute of Cancer Research

Charles M. Perou University of North Carolina at Chapel Hill

David G. Huntsman University of British Columbia

Karen A. Gelmon University of British Columbia

Matthew J. Ellis Baylor College of Medicine

Matt van de Rijn Stanford University

C. Blake Gilks University of British Columbia

Roberto Salgado Peter MacCallum Cancer Centre

Giuseppe Viale University of Milan

Elaine R. Mardis The Ohio State University

External Links

Personal website of Torsten O. Nielsen

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