Projects per year
Personal profile
Research Statement
As a cancer biologist and principle investigator, my research interests focus on the role and function of proteases and anti-proteases in immunoregulation, specifically in a cancer setting. I am especially interested in how these enzymes may regulate tumour development, progression and immune cell function, particularly in respiratory-associated cancers, such as malignant pleural mesothelioma (MPM) and lung adenocarcinoma (LUAD).
In 2012, I completed my PhD at the School of Pharmacy in Queen’s University, Belfast (QUB). My project investigated the role of cysteine cathepsin S (CatS) in tumourigenesis. I undertook my post-doctoral training in the Centre of Infection and Immunity/Experimental Medicine at QUB, where I continued to investigate CatS in chronic lung diseases, such as cystic fibrosis. Also, I explored the role of serine protease inhibitors, such as elafin and secretory leukocyte protease inhibitor (SLPI), in models of acute lung disease. In 2016, I secured a Medical Research Foundation (MRF) fellowship to decipher the role of SLPI in MPM. More specifically, this research aimed to elucidate how SLPI may be involved in CD4+ T cell responses in MPM.
In 2018, I started my own lab at the Patrick G Johnston Centre for Cancer Research at QUB. My lab continues to work on understanding how proteases and anti-proteases alter immune cells, particularly T-cells and macrophages, and to unravel the multifaceted immune mechanisms that permit these enzymes to manipulate the tumour microenvironment leading to tumour progression, metastasis and poor response to anti-cancer therapies.
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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SDG 3 Good Health and Well-being
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Collaborations and top research areas from the last five years
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R1589CNR: Dissecting the role of macrophage-derived cysteine cathepsin S in lung adenocarcinoma
Small, D. (PI), Kerr, E. (CoI), Scott, C. (CoI) & Williams, R. (CoI)
06/12/2021 → …
Project: Research
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R2652CNR: High Parameter Flow Cytometry in Health and Disease - Full application
Small, D. (PI), Buckley, N. (CoI), Fitzgerald, D. (CoI), Guzman de la Fuente, A. (CoI), Ingram, B. (CoI), Kerr, E. (CoI) & Longley, D. (CoI)
28/10/2019 → 29/09/2025
Project: Research
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Viral mimicry redirects immunosuppressed colorectal tumour landscapes towards a proinflammatory and CMS1-like regenerative state
Corry, S. M., Sakhnevych, S., Mohamed, N. E., Malla, S. B., Byrne, R., Young, A., Amirkhah, R., Bull, C., Lees, A., Redmond, K., Lannagan, T. R. M., Ridgway, R. A., Taggart, F. R., Fisher, N. C., Maughan, T., Lawler, M., Campbell, A. D., Leedham, S. J., Ryan, A. E. & Longley, D. B. & 3 others, , 26 May 2026, In: Communications Biology. 9, 1, 13 p., 1119.Research output: Contribution to journal › Article › peer-review
Open Access -
PTEN depletion increases radiosensitivity in response to ataxia telangiectasia-related-3 (ATR) inhibition in non-small cell lung cancer (NSCLC)
Dunne, V. L., Ghita-Pettigrew, M., Redmond, K. M., Small, D. M., Weldon, S., Taggart, C. C., Prise, K. M., Hanna, G. G. & Butterworth, K. T., 17 Jul 2024, In: International Journal of Molecular Sciences. 25, 14, 12 p., 7817.Research output: Contribution to journal › Article › peer-review
Open AccessFile5 Link opens in a new tab Citations (Scopus)61 Downloads (Pure) -
SLPI deficiency alters airway protease activity and induces cell recruitment in a model of muco-obstructive lung disease
Brown, R., Dougan, C., Ferris, P., Delaney, R., Houston, C. J., Rodgers, A., Downey, D. G., Mall, M. A., Connolly, B., Small, D., Weldon, S. & Taggart, C. C., 05 Sept 2024, In: Frontiers in Immunology. 15, 9 p., 1433642.Research output: Contribution to journal › Article › peer-review
Open AccessFile9 Link opens in a new tab Citations (Scopus)100 Downloads (Pure) -
Activation of innate-adaptive immune machinery by Poly(I:C) exposes a therapeutic vulnerability to prevent relapse in stroma-rich colon cancer
Corry, S. M., McCorry, A. M., Lannagan, T. R. M., Leonard, N. A., Fisher, N. C., Byrne, R. M., Tsantoulis, P., Cortes-Lavaud, X., Amirkhah, R., Redmond, K. L., McCooey, A. J., Malla, S. B., Rogan, E., Sakhnevych, S., Gillespie, M., White, M., Richman, S., Jackstadt, R., Campbell, C. A. & Maguire, S. & 13 others, , 07 Nov 2022, In: Gut. 71, 12, p. 2502–2517 16 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile17 Link opens in a new tab Citations (Scopus)190 Downloads (Pure) -
Cathepsin S Contributes to Lung Inflammation in Acute Respiratory Distress Syndrome
McKelvey, M. C., Abladey, A. A., Small, D. M., Doherty, D. F., Williams, R., Scott, A., Spek, C. A., Borensztajn, K. S., Holsinger, L., Booth, R., O'Kane, C. M., McAuley, D. F., Taggart, C. C. & Weldon, S., 01 Apr 2022, In: American Journal of Respiratory and Critical Care Medicine. 205, 7, p. 769-782 14 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile34 Link opens in a new tab Citations (Scopus)453 Downloads (Pure)
Prizes
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Medical Research Foundation Fellowship
Small, D. (Recipient), Oct 2016
Prize: Fellowship awarded competitively
Activities
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PhD Examiner University College Dublin
Small, D. (Examiner)
01 Jun 2024Activity: Examination types › PhD external examination
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Member--UKRI Talent Peer Review College (External organisation)
Small, D. (Advisor)
01 Nov 2023Activity: Membership types › Membership of peer review panel or committee
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Balmoral Show - Public Engagement
Dunne, P. (Host), Small, D. (Recipient), Craig, S. (Recipient), McDade, S. (Recipient), Malla, S. (Recipient), Amirkhah, R. (Recipient), Atlasi, Y. (Recipient), O'Sullivan, J. (Recipient) & Boncan, J. (Recipient)
2022 → …Activity: Other activity types › Other
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Irish Association for Cancer Research (PhD student won Merit Award)
Small, D. (Participant)
Mar 2021Activity: Talk or presentation types › Oral presentation
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Precision medicine for RAS pathway mutations in cancer (University of Manchester)
Small, D. (Invited speaker)
08 Dec 2020Activity: Talk or presentation types › Invited talk
Press/Media
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PGJCCR Cancer Digest: Digital Pathology
Branco, C., Loughrey, M., Fisher, N., Craig, S., McGill, K., Dunne, P., Allott, E., Huang, L., Walls, G., Small, D., Morelli, R., Salto-Tellez, M., James, J., Maxwell, P. & Makhlouf, Y.
20/07/2022
1 Media contribution
Press/Media: Public Engagement Activities
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Top 5 Translational publications published in European Respiratory Journal (ERJ) in 2019
30/09/2019
1 item of Media coverage
Press/Media: Research
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Learn about the breakthrough chronic lung disease discovery
07/03/2019
1 item of Media coverage
Press/Media: Research
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QUB breakthrough offers hope to lung disease patients
07/03/2019
1 item of Media coverage
Press/Media: Research