Professor John Greenman's Outputs (97)

A microfluidic chip based model for the study of full thickness human intestinal tissue using dual flow (2016)
Journal Article
Dawson, A., Dyer, C., Macfie, J., Davies, J., Karsai, L., Greenman, J., & Jacobsen, M. (2016). A microfluidic chip based model for the study of full thickness human intestinal tissue using dual flow. Biomicrofluidics, 10(6), 064101. https://doi.org/10.1063/1.4964813

© 2016 Author(s). The study of inflammatory bowel disease, including Ulcerative Colitis and Crohn's Disease, has relied largely upon the use of animal or cell culture models; neither of which can represent all aspects of the human pathophysiology. Pr... Read More about A microfluidic chip based model for the study of full thickness human intestinal tissue using dual flow.

Analysis of the potential of cancer cell lines to release tissue factor-containing microvesicles: correlation with tissue factor and PAR2 expression (2016)
Journal Article
Ettelaie, C., Collier, M. E. W., Featherby, S., Benelhaj, N. E., Greenman, J., & Maraveyas, A. (2016). Analysis of the potential of cancer cell lines to release tissue factor-containing microvesicles: correlation with tissue factor and PAR2 expression. Thrombosis journal, 14(2), Article ARTN 2. https://doi.org/10.1186/s12959-016-0075-3

Background
Despite the association of cancer-derived circulating tissue factor (TF)-containing microvesicles and hypercoagulable state, correlations with the incidence of thrombosis remain unclear.

Methods
In this study the upregulation of TF re... Read More about Analysis of the potential of cancer cell lines to release tissue factor-containing microvesicles: correlation with tissue factor and PAR2 expression.

On-chip determination of C-reactive protein using magnetic particles in continuous flow (2014)
Journal Article
Phurimsak, C., Tarn, M. D., Peyman, S. A., Greenman, J., & Pamme, N. (2014). On-chip determination of C-reactive protein using magnetic particles in continuous flow. Analytical chemistry, 86(21), 10552-10559. https://doi.org/10.1021/ac5023265

We demonstrate the application of a multilaminar flow platform, in which functionalized magnetic particles are deflected through alternating laminar flow streams of reagents and washing solutions via an external magnet, for the rapid detection of the... Read More about On-chip determination of C-reactive protein using magnetic particles in continuous flow.

Prognostic value of the neutrophil-to-lymphocyte ratio in patients with laryngeal squamous cell carcinoma (2015)
Journal Article
Wong, B. Y. W., Stafford, N. D., Green, V. L., & Greenman, J. (2016). Prognostic value of the neutrophil-to-lymphocyte ratio in patients with laryngeal squamous cell carcinoma. Head & neck, 38(S1), E1903-E1908. https://doi.org/10.1002/hed.24346

© 2015 Wiley Periodicals, Inc.. Background The neutrophil/lymphocyte ratio (NLR) has been found to be predictive of survival outcome in a range of tumors. The purpose of this study was to investigate the prognostic value of pretreatment (NLR) in pati... Read More about Prognostic value of the neutrophil-to-lymphocyte ratio in patients with laryngeal squamous cell carcinoma.

Frequency over function : raised levels of CD127low/- regulatory T cells in the tumour microenvironment compared with the periphery of head and neck cancer patients (2014)
Journal Article
Drennan, S., Stafford, N. D., Greenman, J., & Green, V. L. (2014). Frequency over function : raised levels of CD127low/- regulatory T cells in the tumour microenvironment compared with the periphery of head and neck cancer patients. Journal of clinical & cellular immunology, 5(4), Article 241. https://doi.org/10.4172/2155-9899.1000241

Objective: Regulatory T cells (Tregs) are known to infiltrate the tumour microenvironment of many cancers, including head and neck malignancies, and are thought to contribute to the host's impaired anti-tumour immune response. However, their immunosu... Read More about Frequency over function : raised levels of CD127low/- regulatory T cells in the tumour microenvironment compared with the periphery of head and neck cancer patients.

The impact of impact: an invitation to philosophise (2025)
Journal Article
Brauer, R., Björn, I., Burgess, G., Dymitrow, M., Greenman, J., Grzelak-Kostulska, E., Pöllänen, P., & Williams, T. (in press). The impact of impact: an invitation to philosophise. Minerva, https://doi.org/10.1007/s11024-024-09558-8

This position paper argues for the introduction of a philosophy of research impact, as an invitation to think deeply about the implications of the impact agenda. It delves into the transformative influence of prioritising the end-product of the resea... Read More about The impact of impact: an invitation to philosophise.

Disposable and sensitive electrochemical magneto-immunosensor for point-of-care HCV diagnostics: Targeting HCVcAg, the active viremia biomarker, in patient samples (2024)
Journal Article
Abo-Zeid, M. N., Walter, C., Kitchman, K., Eastick, K., Corless, L., & Greenman, J. (2025). Disposable and sensitive electrochemical magneto-immunosensor for point-of-care HCV diagnostics: Targeting HCVcAg, the active viremia biomarker, in patient samples. Biosensors & bioelectronics, 272, Article 117104. https://doi.org/10.1016/j.bios.2024.117104

Early detection of hepatitis C virus (HCV) infection is crucial for eliminating this silent killer, especially in resource-limited settings. HCV core antigen (HCVcAg) represents a promising alternative to the current “gold standard” HCV RNA assays as... Read More about Disposable and sensitive electrochemical magneto-immunosensor for point-of-care HCV diagnostics: Targeting HCVcAg, the active viremia biomarker, in patient samples.

‘How Long Do I Have?’ – Examining survival outcomes in laryngeal cancer patients managed with non-curative intent in Northern UK: Insights from the Northern Head & Neck Cancer Alliance Retrospective Study (2024)
Journal Article
Rajgor, A., Hurley, R., Douglas, C. M., Paterson, C., Moor, J., Lester, S., Sionis, S., Davies, K., O'Hara, J., Inman, G., Jones, T., Hamilton, D. W., Hill, S., O’Neill, S., McLoughlin, A., Jose, J., Wong, W., Ho, M., Horne, D., Homer, J., …Mandrik, O. (in press). ‘How Long Do I Have?’ – Examining survival outcomes in laryngeal cancer patients managed with non-curative intent in Northern UK: Insights from the Northern Head & Neck Cancer Alliance Retrospective Study. Clinical otolaryngology, https://doi.org/10.1111/coa.14260

Introduction: Historically, 15% of laryngeal cancer patients undergo non-curative management, but pragmatic data on this group are limited. This information is crucial to help patients make informed decisions about their care. Supported by the Northe... Read More about ‘How Long Do I Have?’ – Examining survival outcomes in laryngeal cancer patients managed with non-curative intent in Northern UK: Insights from the Northern Head & Neck Cancer Alliance Retrospective Study.

A new immunomagnetic microfluidic device for characterizing EGFR mutations in circulating tumor cells from patients withnon-small cell lung cancer (2024)
Journal Article
Ogidi, N. O., Lind, M. J., & Greenman, J. (online). A new immunomagnetic microfluidic device for characterizing EGFR mutations in circulating tumor cells from patients withnon-small cell lung cancer. Tumor Discovery, Article 3987. https://doi.org/10.36922/td.3987

ncorporating precision oncology into cancer management has begun to improve clinical outcomes. Accurate sampling techniques that detect molecular aberrations are crucial for effective implementation. Circulating tumor cells (CTCs), derived from prima... Read More about A new immunomagnetic microfluidic device for characterizing EGFR mutations in circulating tumor cells from patients withnon-small cell lung cancer.

An in vitro multi-organ microphysiological system (MPS) to investigate the gut-to-brain translocation of neurotoxins (2024)
Journal Article
Jones, E. J., Skinner, B. M., Parker, A., Baldwin, L. R., Greenman, J., Carding, S. R., & Funnell, S. G. (2024). An in vitro multi-organ microphysiological system (MPS) to investigate the gut-to-brain translocation of neurotoxins. Biomicrofluidics, 18(5), Article 054105. https://doi.org/10.1063/5.0200459

The death of dopamine-producing neurons in the substantia nigra in the base of the brain is a defining pathological feature in the development of Parkinson's disease (PD). PD is, however, a multi-systemic disease, also affecting the peripheral nervou... Read More about An in vitro multi-organ microphysiological system (MPS) to investigate the gut-to-brain translocation of neurotoxins.

The Use of Tissue-on-Chip Technology to Focus the Search for Extracellular Vesicle miRNA Biomarkers in Thyroid Disease (2023)
Journal Article
Haigh, T., Beattie, H., Wade, M. A., England, J., Kuvshinov, D., Karsai, L., Greenman, J., & Green, V. (2024). The Use of Tissue-on-Chip Technology to Focus the Search for Extracellular Vesicle miRNA Biomarkers in Thyroid Disease. International Journal of Molecular Sciences, 25(1), Article 71. https://doi.org/10.3390/ijms25010071

Small extracellular vesicles (sEVs) contain microRNAs (miRNAs) which have potential to act as disease-specific biomarkers. The current study uses an established method to maintain human thyroid tissue ex vivo on a tissue-on-chip device, allowing the... Read More about The Use of Tissue-on-Chip Technology to Focus the Search for Extracellular Vesicle miRNA Biomarkers in Thyroid Disease.

Vascular endothelial growth factor (VEGF) -A, -C and VE-cadherin as potential biomarkers in early breast cancer patients (2023)
Journal Article
Milovanović, J., Vujasinović, T., Todorović-Raković, N., Greenman, J., Hranisavljević, J., & Radulovic, M. (2023). Vascular endothelial growth factor (VEGF) -A, -C and VE-cadherin as potential biomarkers in early breast cancer patients. Pathology - Research and Practice, 252, Article 154923. https://doi.org/10.1016/j.prp.2023.154923

Background: Vascular endothelial growth factor (VEGF) -A and -C act as multifunctional molecules and growth factors, while VE-cadherin (cadherin 5, CDH5) is the endothelial junction protein. Aim: To assess the relationship between intratumoral VEGF -... Read More about Vascular endothelial growth factor (VEGF) -A, -C and VE-cadherin as potential biomarkers in early breast cancer patients.

Head and Neck Squamous Cell Carcinoma Biopsies Maintained Ex Vivo on a Perfusion Device Show Gene Changes with Time and Clinically Relevant Doses of Irradiation (2023)
Journal Article
Green, V., Baldwin, L., England, J., Marshall, G., Frost, L., Moore, C., & Greenman, J. (2023). Head and Neck Squamous Cell Carcinoma Biopsies Maintained Ex Vivo on a Perfusion Device Show Gene Changes with Time and Clinically Relevant Doses of Irradiation. Cancers, 15(18), Article 4575. https://doi.org/10.3390/cancers15184575

Advancements in 3-Dimensional (3D) culture models for studying disease have increased significantly over the last two decades, but fully understanding how these models represent in vivo still requires further investigation. The current study investig... Read More about Head and Neck Squamous Cell Carcinoma Biopsies Maintained Ex Vivo on a Perfusion Device Show Gene Changes with Time and Clinically Relevant Doses of Irradiation.

Investigating the effects of arginine methylation inhibitors on microdissected brain tumour biopsies maintained in a miniaturised perfusion system (2023)
Journal Article
Barry, A., Samuel, S. F., Hosni, I., Moursi, A., Feugere, L., Sennett, C. J., Deepak, S., Achawal, S., Rajaraman, C., Iles, A., Wollenberg Valero, K. C., Scott, I. S., Green, V., Stead, L. F., Greenman, J., Wade, M. A., & Beltran-Alvarez, P. (2023). Investigating the effects of arginine methylation inhibitors on microdissected brain tumour biopsies maintained in a miniaturised perfusion system. Lab on a chip, 23(11), 2664-2682. https://doi.org/10.1039/d3lc00204g

Arginine methylation is a post-translational modification that consists of the transfer of one or two methyl (CH3) groups to arginine residues in proteins. Several types of arginine methylation occur, namely monomethylation, symmetric dimethylation a... Read More about Investigating the effects of arginine methylation inhibitors on microdissected brain tumour biopsies maintained in a miniaturised perfusion system.

A robust, flow-based, microfluidic device for siRNA-mediated gene knockdown in glioblastoma spheroids (2023)
Journal Article
Hosni, I., Iles, A., Greenman, J., & Wade, M. A. (2023). A robust, flow-based, microfluidic device for siRNA-mediated gene knockdown in glioblastoma spheroids. Innovation and Emerging Technologies, 10, Article 2340005. https://doi.org/10.1142/S2737599423400054

Glioblastoma (GBM) is a deadly disease with a poor prognosis, there is therefore a crucial need for novel therapeutic targets. Current preclinical models of GBM fail to predict clinical outcomes, thus, new translationally relevant models are urgently... Read More about A robust, flow-based, microfluidic device for siRNA-mediated gene knockdown in glioblastoma spheroids.

Can granulysin provide prognostic value in primary breast cancer? (2022)
Journal Article
Milovanović, J., Todorović-Raković, N., Vujasinović, T., Greenman, J., Mandušić, V., & Radulovic, M. (2022). Can granulysin provide prognostic value in primary breast cancer?. Pathology - Research and Practice, 237, Article 154039. https://doi.org/10.1016/j.prp.2022.154039

Background: Granulysin (GNLY) is a cytolytic and proinflammatory molecule which also acts as an immune alarmin. The multifunctional nature of this molecule has made it challenging to define its full potential as a biomarker in breast cancer. Aim: To... Read More about Can granulysin provide prognostic value in primary breast cancer?.

The prognostic significance of serum interferon-gamma (IFN-γ) in hormonally dependent breast cancer (2022)
Journal Article
Todorović-Raković, N., Milovanović, J., Greenman, J., & Radulovic, M. (2022). The prognostic significance of serum interferon-gamma (IFN-γ) in hormonally dependent breast cancer. Cytokine, 152, Article 155836. https://doi.org/10.1016/j.cyto.2022.155836

Background: Interferon-γ (IFN-γ) is a pleiotropic immunomodulatory cytokine. Because of its contradictory and even dualistic roles in malignancies, its potential as a biomarker remains to be unraveled. Aim: To evaluate the prognostic significance of... Read More about The prognostic significance of serum interferon-gamma (IFN-γ) in hormonally dependent breast cancer.

Isolation and characterisation of graves’ disease-specific extracellular vesicles from tissue maintained on a bespoke microfluidic device (2021)
Journal Article
Foster, H., Wade, M., England, J., Greenman, J., & Green, V. (2021). Isolation and characterisation of graves’ disease-specific extracellular vesicles from tissue maintained on a bespoke microfluidic device. Organs-on-a-Chip, 3, Article 100011. https://doi.org/10.1016/j.ooc.2021.100011

Abstract
This report demonstrates the ability of a microfluidic device to maintain human Graves' disease tissue enabling the isolation and characterisation of Graves' disease specific exosomes. Graves' disease (n = 7) and non-Graves’ disease (Hashim... Read More about Isolation and characterisation of graves’ disease-specific extracellular vesicles from tissue maintained on a bespoke microfluidic device.

Identification of soluble tissue‑derived biomarkers from human thyroid tissue explants maintained on a microfluidic device (2021)
Journal Article
Riley, A., Jones, H., England, J., Kuvshinov, D., Green, V., & Greenman, J. (2021). Identification of soluble tissue‑derived biomarkers from human thyroid tissue explants maintained on a microfluidic device. Oncology Letters, 22(5), Article 780. https://doi.org/10.3892/ol.2021.13041

Although a large cohort of potential biomarkers for thyroid cancer aggressiveness have been tested in various formats in recent years, to the best of our knowledge, thyro‑ globulin and calcitonin remain the only two established biomarkers associated... Read More about Identification of soluble tissue‑derived biomarkers from human thyroid tissue explants maintained on a microfluidic device.

De-palmitoylation of tissue factor regulates its activity, phosphorylation and cellular functions (2021)
Journal Article
Ettelaie, C., Featherby, S., Rondon, A. M. R., Greenman, J., Versteeg, H. H., & Maraveyas, A. (2021). De-palmitoylation of tissue factor regulates its activity, phosphorylation and cellular functions. Cancers, 13(15), Article 3837. https://doi.org/10.3390/cancers13153837

In this study, the role of de-palmitoylation of tissue factor (TF) in the decryption of its activity was explored. TF-tGFP constructs were prepared by mutagenesis-substitution at Cys245 to prevent or mimic palmitolyation. Additionally, to reduce TF d... Read More about De-palmitoylation of tissue factor regulates its activity, phosphorylation and cellular functions.