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Etoposide and olaparib polymer-coated nanoparticles within a bioadhesive sprayable hydrogel for post-surgical localised delivery to brain tumours (2020)
Journal Article
McCrorie, P., Mistry, J., Taresco, V., Lovato, T., Fay, M., Ward, I., …Rahman, R. (2020). Etoposide and olaparib polymer-coated nanoparticles within a bioadhesive sprayable hydrogel for post-surgical localised delivery to brain tumours. European Journal of Pharmaceutics and Biopharmaceutics, 157, 108-120. https://doi.org/10.1016/j.ejpb.2020.10.005

Glioblastoma is a malignant brain tumour with a median survival of 14.6 months from diagnosis. Despite maximal surgical resection and concurrent chemoradiotherapy, reoccurrence is inevitable. To try combating the disease at a stage of low residual tu... Read More about Etoposide and olaparib polymer-coated nanoparticles within a bioadhesive sprayable hydrogel for post-surgical localised delivery to brain tumours.

Functionalized block co-polymer pro-drug nanoparticles with anti-cancer efficacy in 3D spheroids and in an orthotopic triple negative breast cancer model (2020)
Journal Article
Taresco, V., Abelha, T. F., Cavanagh, R. J., Vasey, C. E., Anane-Adjei, A. B., Pearce, A. K., …Alexander, C. (2021). Functionalized block co-polymer pro-drug nanoparticles with anti-cancer efficacy in 3D spheroids and in an orthotopic triple negative breast cancer model. Advanced Therapeutics, 4(1), Article 2000103. https://doi.org/10.1002/adtp.202000103

Amphiphilic block co-polymers composed of poly(ethylene glycol)-co-poly(lactide)-co-poly(2-((tert-butoxycarbonyl)amino)-3-propyl carbonate) (PEG-pLA-pTBPC) are synthesized in monomer ratios and arrangements to enable assembly into nanoparticles with... Read More about Functionalized block co-polymer pro-drug nanoparticles with anti-cancer efficacy in 3D spheroids and in an orthotopic triple negative breast cancer model.

Identifying the spatial and temporal dynamics of molecularly-distinct glioblastoma sub-populations (2020)
Journal Article
Morris, B., Curtin, L., Hawkins-Daarud, A., Hubbard, M. E., Rahman, R., Smith, S. J., …Owen, M. R. (2020). Identifying the spatial and temporal dynamics of molecularly-distinct glioblastoma sub-populations. Mathematical Biosciences and Engineering, 17(5), 4905-4941. https://doi.org/10.3934/mbe.2020267

Glioblastomas (GBMs) are the most aggressive primary brain tumours and have no known cure. Each individual tumour comprises multiple sub-populations of genetically-distinct cells that may respond differently to targeted therapies and may contribute t... Read More about Identifying the spatial and temporal dynamics of molecularly-distinct glioblastoma sub-populations.

Metabolism based isolation of invasive glioblastoma cells with specific gene signatures and tumorigenic potential (2020)
Journal Article
Smith, S. J., Rowlinson, J., Estevez-Cebrero, M., Onion, D., Ritchie, A., Clarke, P., …Rahman, R. (2020). Metabolism based isolation of invasive glioblastoma cells with specific gene signatures and tumorigenic potential. Neuro-Oncology Advances, 2(1), Article vdaa087. https://doi.org/10.1093/noajnl/vdaa087

Background Glioblastoma (GBM) is a highly aggressive brain tumor with rapid subclonal diversification, harboring molecular abnormalities that vary temporo-spatially, a contributor to therapy resistance. Fluorescence guided neurosurgical resection ut... Read More about Metabolism based isolation of invasive glioblastoma cells with specific gene signatures and tumorigenic potential.

A Genetic Analysis of Tumor Progression in Drosophila Identifies the Cohesin Complex as a Suppressor of Individual and Collective Cell Invasion (2020)
Journal Article
Canales Coutino, B., Cornhill, Z. E., Couto, A., Mack, N. A., Rusu, A. D., Nagarajan, U., …Georgiou, M. (2020). A Genetic Analysis of Tumor Progression in Drosophila Identifies the Cohesin Complex as a Suppressor of Individual and Collective Cell Invasion. iScience, 23(6), Article 101237. https://doi.org/10.1016/j.isci.2020.101237

© 2020 The Authors Metastasis is the leading cause of death for patients with cancer. Consequently it is imperative that we improve our understanding of the molecular mechanisms that underlie progression of tumor growth toward malignancy. Advances in... Read More about A Genetic Analysis of Tumor Progression in Drosophila Identifies the Cohesin Complex as a Suppressor of Individual and Collective Cell Invasion.

Thioredoxin system protein expression is associated with poor clinical outcome in adult and paediatric gliomas and medulloblastomas (2020)
Journal Article
Martin, S., Yao, A., Storr, S. J., Al-Hadyan, K., Rahman, R., Smith, S., …Paine, S. (2020). Thioredoxin system protein expression is associated with poor clinical outcome in adult and paediatric gliomas and medulloblastomas. Molecular Neurobiology, 57(7), 2889–2901. https://doi.org/10.1007/s12035-020-01928-z

The thioredoxin (Trx) system is an important enzyme family that regulates cellular redox homeostasis. Protein expression of Trx system family members has been assessed in various cancers and linked to various clinicopathological variables, disease pr... Read More about Thioredoxin system protein expression is associated with poor clinical outcome in adult and paediatric gliomas and medulloblastomas.

Development of Pyrazolo[3,4- d]pyrimidine Kinase Inhibitors as Potential Clinical Candidates for Glioblastoma Multiforme (2020)
Journal Article
Greco, C., Taresco, V., Pearce, A. K., Vasey, C. E., Smith, S., Rahman, R., …Schenone, S. (2020). Development of Pyrazolo[3,4- d]pyrimidine Kinase Inhibitors as Potential Clinical Candidates for Glioblastoma Multiforme. ACS Medicinal Chemistry Letters, 11(5), 657-663. https://doi.org/10.1021/acsmedchemlett.9b00530

Glioblastoma multiforme (GBM) is the most aggressive primary brain tumor. Residual cells at the tumor margin are responsible for up to 85% of GBM recurrences after standard treatment. Despite this evidence, the identification of compounds active on t... Read More about Development of Pyrazolo[3,4- d]pyrimidine Kinase Inhibitors as Potential Clinical Candidates for Glioblastoma Multiforme.

Using Light for Therapy of Glioblastoma Multiforme (GBM) (2020)
Journal Article
Kasparov, Vasilev, Teschemacher, Sofi, Smith, & Rahman, R. (2020). Using Light for Therapy of Glioblastoma Multiforme (GBM). Brain Sciences, 10(2), Article 75. https://doi.org/10.3390/brainsci10020075

Glioblastoma multiforme (GBM) is the most malignant form of primary brain tumour with extremely poor prognosis. The current standard of care for newly diagnosed GBM includes maximal surgical resection followed by radiotherapy and adjuvant chemotherap... Read More about Using Light for Therapy of Glioblastoma Multiforme (GBM).

Role of Self‐Assembly Conditions and Amphiphilic Balance on Nanoparticle Formation of PEG‐PDLLA Copolymers in Aqueous Environments (2019)
Journal Article
Phan, H., Minut, R. I., McCrorie, P., Vasey, C., Larder, R. R., Krumins, E., …Pearce, A. K. (2019). Role of Self‐Assembly Conditions and Amphiphilic Balance on Nanoparticle Formation of PEG‐PDLLA Copolymers in Aqueous Environments. Journal of Polymer Science Part A: Polymer Chemistry, 57(17), 1801-1810. https://doi.org/10.1002/pola.29451

The production of well-defined and reproducible poly-meric nanoparticles (NPs), in terms of size and stability in biological environments, is undoubtedly a fundamental challenge in the formulation of novel and more effective nanomedicines. The adopti... Read More about Role of Self‐Assembly Conditions and Amphiphilic Balance on Nanoparticle Formation of PEG‐PDLLA Copolymers in Aqueous Environments.

Amplification-free and direct fluorometric determination of telomerase activity in cell lysates using chimeric DNA-templated silver nanoclusters (2019)
Journal Article
Lee, S. T., Rahman, R., Muthoosamy, K., Mohamed, N. A. H., Mohamed, H., Su, X. D., …New, S. Y. (2019). Amplification-free and direct fluorometric determination of telomerase activity in cell lysates using chimeric DNA-templated silver nanoclusters. Microchimica Acta, 186(2), Article 81. https://doi.org/10.1007/s00604-018-3194-7

A fluorogenic probe has been developed for determination of telomerase activity using chimeric DNA-templated silver nanoclusters (AgNCs). The formation of AgNCs was investigated before (route A) and after (route B) telomerase elongation reaction. Bot... Read More about Amplification-free and direct fluorometric determination of telomerase activity in cell lysates using chimeric DNA-templated silver nanoclusters.

Structure-optimized interpolymer polyphosphazene complexes for effective gene delivery against glioblastoma (2018)
Journal Article
Hsu, W.-H., Sánchez-Gómez, P., Gomez-Ibarlucea, E., Ivanov, D. P., Rahman, R., Grabowska, A. M., …Garcia-Fuentes, M. (2019). Structure-optimized interpolymer polyphosphazene complexes for effective gene delivery against glioblastoma. Advanced Therapeutics, 2(3), Article 1800126. https://doi.org/10.1002/adtp.201800126

Safe and efficient gene delivery vectors will enhance the prospects for polynucleotide-based therapies. Herein a new approach toward structurally optimized gene vector design based on the preparation of clickable poly(allylamino-phosphazene)s that ca... Read More about Structure-optimized interpolymer polyphosphazene complexes for effective gene delivery against glioblastoma.

The molecular and phenotypic basis of the glioma invasive perivascular niche (2017)
Journal Article
Diksin, M., Smith, S. J., & Rahman, R. (2017). The molecular and phenotypic basis of the glioma invasive perivascular niche. International Journal of Molecular Sciences, 18(11), Article 2342. https://doi.org/10.3390/ijms18112342

Gliomas are devastating brain cancers that have poor prognostic outcomes for their patients. Short overall patient survival is due to a lack of durable, efficacious treatment options. Such therapeutic difficulties exist, in part, due to several gliom... Read More about The molecular and phenotypic basis of the glioma invasive perivascular niche.

Endothelial-like malignant glioma cells in dynamic three dimensional culture identifies a role for VEGF and FGFR in a tumor-derived angiogenic response (2015)
Journal Article
Smith, S. J., Ward, J. H., Tan, C., Grundy, R. G., & Rahman, R. (2015). Endothelial-like malignant glioma cells in dynamic three dimensional culture identifies a role for VEGF and FGFR in a tumor-derived angiogenic response. Oncotarget, 6(26), 22191-22205. https://doi.org/10.18632/oncotarget.4339

Aims: Recent studies have observed that cells from high-grade glial tumors are capable of assuming an endothelial phenotype and genotype, a process termed ‘vasculogenic mimicry’ (VM). Here we model and manipulate VM in dynamic 3-dimensional (3D) glio... Read More about Endothelial-like malignant glioma cells in dynamic three dimensional culture identifies a role for VEGF and FGFR in a tumor-derived angiogenic response.

Expression alterations define unique molecular characteristics of spinal ependymomas (2015)
Journal Article
Lourdusamy, A., Rahman, R., & Grundy, R. G. (2015). Expression alterations define unique molecular characteristics of spinal ependymomas. Oncotarget, 6(23), https://doi.org/10.18632/oncotarget.3715

Ependymomas are glial tumors that originate in either intracranial or spinal regions. Although tumors from different regions are histologically similar, they are biologically distinct. We therefore sought to identify molecular characteristics of spin... Read More about Expression alterations define unique molecular characteristics of spinal ependymomas.

RHPS4 G-quadruplex ligand induces anti-proliferative effects in brain tumor cells (2014)
Journal Article
Lagah, S., Tan, I.-L., Radhakrishnan, P., Hirst, R. A., Ward, J. H., O'Callaghan, C., …Rahman, R. (2014). RHPS4 G-quadruplex ligand induces anti-proliferative effects in brain tumor cells. PLoS ONE, 9(1), Article e86187. https://doi.org/10.1371/journal.pone.0086187

Background Telomeric 3’ overhangs can fold into a four-stranded DNA structure termed G-quadruplex (G4), a formation which inhibits telomerase. As telomerase activation is crucial for telomere maintenance in most cancer cells, several classes of G4... Read More about RHPS4 G-quadruplex ligand induces anti-proliferative effects in brain tumor cells.

Recapitulation of tumor heterogeneity and molecular signatures in a 3D brain cancer model with decreased sensitivity to histone deacetylase inhibition (2012)
Journal Article
Smith, S. J., Wilson, M., Ward, J. H., Rahman, C. V., Peet, A. C., Macarthur, D. C., …Rahman, R. (2012). Recapitulation of tumor heterogeneity and molecular signatures in a 3D brain cancer model with decreased sensitivity to histone deacetylase inhibition. PLoS ONE, 7(12), Article e52335. https://doi.org/10.1371/journal.pone.0052335

INTRODUCTION Physiologically relevant pre-clinical ex vivo models recapitulating CNS tumor micro-environmental complexity will aid development of biologically-targeted agents. We present comprehensive characterization of tumor aggregates generated... Read More about Recapitulation of tumor heterogeneity and molecular signatures in a 3D brain cancer model with decreased sensitivity to histone deacetylase inhibition.

Telomere maintenance and telomerase activity are differentially regulated in asexual and sexual worms (2012)
Journal Article
Tan, T. C., Rahman, R., Jaber-Hijazi, F., Felix, D. A., Chen, C., Louis, E. J., & Aboobaker, A. (2012). Telomere maintenance and telomerase activity are differentially regulated in asexual and sexual worms. Proceedings of the National Academy of Sciences, 109(11), https://doi.org/10.1073/pnas.1118885109

In most sexually reproducing animals, replication and maintenance of telomeres occurs in the germ line and during early development in embryogenesis through the use of telomerase. Somatic cells generally do not maintain telomere sequences, and these... Read More about Telomere maintenance and telomerase activity are differentially regulated in asexual and sexual worms.

Histone deacetylase inhibition as an anticancer telomerase-targeting strategy (2011)
Journal Article
Rahman, R., & Grundy, R. (2011). Histone deacetylase inhibition as an anticancer telomerase-targeting strategy. International Journal of Cancer, 129(12), 2765-2774. https://doi.org/10.1002/ijc.26241

Aberrant epigenetic regulation of gene expression contributes to tumor initiation and progression. Studies from a plethora of hematologic and solid tumors support the use of histone deacetylase inhibitors (HDACi) as potent anticancer agents. The mech... Read More about Histone deacetylase inhibition as an anticancer telomerase-targeting strategy.