Margaret Ma

913 total citations · 1 hit paper
13 papers, 630 citations indexed

About

Margaret Ma is a scholar working on Rheumatology, Immunology and Infectious Diseases. According to data from OpenAlex, Margaret Ma has authored 13 papers receiving a total of 630 indexed citations (citations by other indexed papers that have themselves been cited), including 6 papers in Rheumatology, 3 papers in Immunology and 2 papers in Infectious Diseases. Recurrent topics in Margaret Ma's work include Rheumatoid Arthritis Research and Therapies (6 papers), Systemic Lupus Erythematosus Research (3 papers) and Chronic Lymphocytic Leukemia Research (2 papers). Margaret Ma is often cited by papers focused on Rheumatoid Arthritis Research and Therapies (6 papers), Systemic Lupus Erythematosus Research (3 papers) and Chronic Lymphocytic Leukemia Research (2 papers). Margaret Ma collaborates with scholars based in United Kingdom, Singapore and United States. Margaret Ma's co-authors include Andrew P. Cope, Paula Bertram, Gaëlle Le Friec, Marilyn K. Leung, M. Kathryn Liszewski, Matthew C. Pickering, Christian Drouet, T. Petteri Arstila, John P. Atkinson and Santiago Rodrı́guez de Córdoba and has published in prestigious journals such as Immunity, Frontiers in Immunology and Arthritis Research & Therapy.

In The Last Decade

Margaret Ma

13 papers receiving 619 citations

Hit Papers

Intracellular Complement Activation Sustains T Cell Homeo... 2013 2026 2017 2021 2013 100 200 300 400
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Intracellular Complement Activation Sustains T Cell Homeostasis and Mediates Effector Differentiation
    2013 420 citations M. Kathryn Liszewski, Martin Kolev et al. Immunity profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Margaret Ma United Kingdom 8 374 153 99 70 60 13 630
Fengqi An United States 6 734 2.0× 102 0.7× 39 0.4× 77 1.1× 77 1.3× 9 895
Roelof Flierman Netherlands 10 537 1.4× 93 0.6× 149 1.5× 59 0.8× 77 1.3× 13 721
Giuseppina Arbore United Kingdom 7 376 1.0× 138 0.9× 31 0.3× 31 0.4× 58 1.0× 12 532
Sébastien Calbo France 16 570 1.5× 173 1.1× 166 1.7× 52 0.7× 18 0.3× 32 926
Meggan Czapiga United States 11 263 0.7× 225 1.5× 66 0.7× 82 1.2× 38 0.6× 14 637
Guilherme Rocha United States 10 132 0.4× 123 0.8× 217 2.2× 56 0.8× 53 0.9× 24 519
Jill Claassens Netherlands 12 344 0.9× 201 1.3× 55 0.6× 44 0.6× 45 0.8× 23 602
V. Garlatti France 7 483 1.3× 184 1.2× 28 0.3× 99 1.4× 34 0.6× 11 655
Lisa Ronacher United States 7 273 0.7× 209 1.4× 65 0.7× 35 0.5× 31 0.5× 7 496
Uriel Trahtemberg Israel 14 465 1.2× 187 1.2× 79 0.8× 40 0.6× 15 0.3× 24 688

Countries citing papers authored by Margaret Ma

Since Specialization
Citations

This map shows the geographic impact of Margaret Ma's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Margaret Ma with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Margaret Ma more than expected).

Fields of papers citing papers by Margaret Ma

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Margaret Ma. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Margaret Ma. The network helps show where Margaret Ma may publish in the future.

Co-authorship network of co-authors of Margaret Ma

This figure shows the co-authorship network connecting the top 25 collaborators of Margaret Ma. A scholar is included among the top collaborators of Margaret Ma based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Margaret Ma. Margaret Ma is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

13 of 13 papers shown
1.
2.
Ma, Margaret, Yann Abraham, Christopher B. Mahony, et al.. (2024). NK cell subsets define sustained remission in rheumatoid arthritis. JCI Insight. 9(23). 5 indexed citations
3.
Ibrahim, Fowzia, Margaret Ma, David L. Scott, & Ian C. Scott. (2022). Defining the relationship between pain intensity and disease activity in patients with rheumatoid arthritis: a secondary analysis of six studies. Arthritis Research & Therapy. 24(1). 218–218. 8 indexed citations
4.
Goh, Yihui, Benjamin Yong‐Qiang Tan, Margaret Ma, et al.. (2021). D-penicillamine in Wilson's disease; recognizing the transition from benefit to harm. eNeurologicalSci. 23. 100328–100328. 3 indexed citations
5.
Ma, Margaret, Sen Hee Tay, Peter Cheung, et al.. (2020). Attitudes and Behaviors of Patients With Rheumatic Diseases During the Early Stages of the COVID-19 Outbreak. The Journal of Rheumatology. 48(1). 35–39. 9 indexed citations
6.
Ma, Margaret, Nadine A. Defranoux, Eric H. Sasso, et al.. (2020). A multi-biomarker disease activity score can predict sustained remission in rheumatoid arthritis. Arthritis Research & Therapy. 22(1). 158–158. 26 indexed citations
7.
Bechman, Katie, Lieke Tweehuysen, Toby Garrood, et al.. (2018). Flares in Rheumatoid Arthritis Patients with Low Disease Activity: Predictability and Association with Worse Clinical Outcomes. The Journal of Rheumatology. 45(11). 1515–1521. 35 indexed citations
8.
Ma, Margaret, Fowzia Ibrahim, Gabrielle Kingsley, Andrew P. Cope, & David L. Scott. (2018). Variable impacts of different remission states on health-related quality of life in rheumatoid arthritis.. PubMed. 36(2). 203–209. 9 indexed citations
9.
10.
Liszewski, M. Kathryn, Martin Kolev, Gaëlle Le Friec, et al.. (2013). Intracellular Complement Activation Sustains T Cell Homeostasis and Mediates Effector Differentiation. Immunity. 39(6). 1143–1157. 420 indexed citations breakdown →
11.
Cai, Shi-Rong, Guang Xu, Michelle Becker‐Hapak, et al.. (2006). The kinetics and tissue distribution of protein transduction in mice. European Journal of Pharmaceutical Sciences. 27(4). 311–319. 85 indexed citations
12.
Brown, Daniel B., Margaret Ma, Richard J. Battafarano, et al.. (2004). Endovascular lung perfusion using high-dose cisplatin: Uptake and DNA adduct formation in an animal model. Oncology Reports. 11(1). 237–43. 5 indexed citations
13.
McDonald, Susan & Margaret Ma. (1987). Identifying Compliance Incentives for Screening and Treatment of Tuberculosis. Journal of Community Health Nursing. 4(3). 131–143. 2 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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