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Low calpain-9 is associated with adverse disease-specific survival following endocrine therapy in breast cancer (2014)
Journal Article

Background The calpains are intracellular cysteine proteases that function in a variety of important cellular functions, including signalling, motility, apoptosis and survival. In breast cancer high calpain-1 and calpain-2 expression has been asso... Read More about Low calpain-9 is associated with adverse disease-specific survival following endocrine therapy in breast cancer.

High-grade encapsulated papillary carcinoma of the breast: an under-recognized entity (2014)
Journal Article
Rakha, E. A., Varga, Z., Elsheik, S., & Ellis, I. O. (2015). High-grade encapsulated papillary carcinoma of the breast: an under-recognized entity. Histopathology, 66(5), 740-746. https://doi.org/10.1111/his.12591

Aims Encapsulated papillary carcinoma (EPC) is a recognized special type of breast carcinoma. Despite compelling evidence indicating its invasive nature, although not of a conventional form, the current consensus is to manage EPC as an in‐situ disea... Read More about High-grade encapsulated papillary carcinoma of the breast: an under-recognized entity.

Updated UK recommendations for HER2 assessment in breast cancer (2014)
Journal Article
Rakha, E. A., Pinder, S. E., Bartlett, J. M., Ibrahim, M., Starczynski, J., Carder, P. J., …Ellis, I. O. (2015). Updated UK recommendations for HER2 assessment in breast cancer. Journal of Clinical Pathology, 68(2), 93-99. https://doi.org/10.1136/jclinpath-2014-202571

Human epidermal growth factor receptor 2 (HER2) overexpression is present in approximately 15% of early invasive breast cancers, and is an important predictive and prognostic marker. The substantial benefits achieved with anti-HER2 targeted therapies... Read More about Updated UK recommendations for HER2 assessment in breast cancer.

Inclusion of KI67 significantly improves performance of the PREDICT prognostication and prediction model for early breast cancer (2014)
Journal Article
Wishart, G. C., Rakha, E., Green, A., Ellis, I., Ali, H. R., Provenzano, E., …Pharoah, P. D. (2014). Inclusion of KI67 significantly improves performance of the PREDICT prognostication and prediction model for early breast cancer. BMC Cancer, 14(1), Article 908. https://doi.org/10.1186/1471-2407-14-908

Background PREDICT (http://www.predict.nhs.uk) is a prognostication and treatment benefit tool for early breast cancer (EBC). The aim of this study was to incorporate the prognostic effect of KI67 status in a new version (v3), and compare performa... Read More about Inclusion of KI67 significantly improves performance of the PREDICT prognostication and prediction model for early breast cancer.

Prognostic factors in metaplastic carcinoma of the breast: a multi-institutional study (2014)
Journal Article
Rakha, E. A., Tan, P. H., Varga, Z., Tse, G. M., Shaaban, A. M., Climent, F., …Chan, T. (2015). Prognostic factors in metaplastic carcinoma of the breast: a multi-institutional study. British Journal of Cancer, 112(2), 283-289. https://doi.org/10.1038/bjc.2014.592

Background: Metaplastic breast carcinoma (MBC) is a rare type of breast cancer that has basal-like characteristics and is perceived to have poorer prognosis when compared with conventional no specific type/ductal carcinomas (ductal/NST). However, cu... Read More about Prognostic factors in metaplastic carcinoma of the breast: a multi-institutional study.

Clinicopathological significance of ATM-Chk2 expression in sporadic breast cancers: a comprehensive analysis in large cohorts (2014)
Journal Article
Abdel-Fatah, T. M., Arora, A., Alsubhi, N., Agarwal, D., Moseley, P. M., Perry, C., …Madhusudan, S. (2014). Clinicopathological significance of ATM-Chk2 expression in sporadic breast cancers: a comprehensive analysis in large cohorts. Neoplasia, 16(11), 982-991. https://doi.org/10.1016/j.neo.2014.09.009

ATM-Chk2 network is critical for genomic stability, and its deregulation may influence breast cancer pathogenesis. We investigated ATM and Chk2 protein levels in two cohorts [cohort 1 (n = 1650) and cohort 2 (n = 252)]. ATM and Chk2 mRNA expression w... Read More about Clinicopathological significance of ATM-Chk2 expression in sporadic breast cancers: a comprehensive analysis in large cohorts.

Untangling the ATR-CHEK1 network for prognostication, prediction and therapeutic target validation in breast cancer (2014)
Journal Article
Abdel-Fatah, T. M., Middleton, F. K., Arora, A., Agarwal, D., Chen, T., Moseley, P. M., …Madhusudan, S. (2015). Untangling the ATR-CHEK1 network for prognostication, prediction and therapeutic target validation in breast cancer. Molecular Oncology, 9(3), 569-585. https://doi.org/10.1016/j.molonc.2014.10.013

ATR‐CHEK1 signalling is critical for genomic stability. ATR‐CHEK1 signalling may be deregulated in breast cancer and have prognostic, predictive and therapeutic significance. We investigated ATR, CHEK1 and phosphorylated CHEK1 Ser345 protein (pCHEK1)... Read More about Untangling the ATR-CHEK1 network for prognostication, prediction and therapeutic target validation in breast cancer.

Involvement of metformin and AMPK in the radioresponse and prognosis of luminal versus basal-like breast cancer treated with radiotherapy (2014)
Journal Article

Metformin is under evaluation as a potential anticancer agent. Expression of total and phospho(Thr172)-adenosine monophosphate-activated kinase-α (AMPKα and pAMPKα(Thr172) respectively), a main metformin target, was examined in radiotherapy treated b... Read More about Involvement of metformin and AMPK in the radioresponse and prognosis of luminal versus basal-like breast cancer treated with radiotherapy.

Anti-nicastrin monoclonal antibodies elicit pleiotropic anti-tumour pharmacological effects in invasive breast cancer cells (2014)
Journal Article
Filipović, A., Lombardo, Y., Fronato, M., Abrahams, J., Aboagye, E., Nguyen, Q.-D., …Coombes, R. C. (2014). Anti-nicastrin monoclonal antibodies elicit pleiotropic anti-tumour pharmacological effects in invasive breast cancer cells. Breast Cancer Research and Treatment, 148(2), 455-462. https://doi.org/10.1007/s10549-014-3119-z

The goal of targeted cancer therapies is to specifically block oncogenic signalling, thus maximising efficacy, while reducing side-effects to patients. The gamma-secretase (GS) complex is an attractive therapeutic target in haematological malignancie... Read More about Anti-nicastrin monoclonal antibodies elicit pleiotropic anti-tumour pharmacological effects in invasive breast cancer cells.

Targeting BRCA1-BER deficient breast cancer by ATM or DNA-PKcs blockade either alone or in combination with cisplatin for personalized therapy (2014)
Journal Article
Albarakati, N., Abdel-Fatah, T. M., Doherty, R., Russell, R., Agarwal, D., Moseley, P., …Madhusudan, S. (2015). Targeting BRCA1-BER deficient breast cancer by ATM or DNA-PKcs blockade either alone or in combination with cisplatin for personalized therapy. Molecular Oncology, 9(1), 204-217. https://doi.org/10.1016/j.molonc.2014.08.001

BRCA1, a key factor in homologous recombination (HR) repair may also regulate base excision repair (BER). Targeting BRCA1‐BER deficient cells by blockade of ATM and DNA‐PKcs could be a promising strategy in breast cancer. We investigated BRCA1, XRCC1... Read More about Targeting BRCA1-BER deficient breast cancer by ATM or DNA-PKcs blockade either alone or in combination with cisplatin for personalized therapy.

Adverse prognostic and predictive significance of low DNA-dependent protein kinase catalytic subunit (DNA-PKcs) expression in early-stage breast cancers (2014)
Journal Article
Abdel-Fatah, T., Arora, A., Agarwal, D., Moseley, P., Perry, C., Thompson, N., …Madhusudan, S. (2014). Adverse prognostic and predictive significance of low DNA-dependent protein kinase catalytic subunit (DNA-PKcs) expression in early-stage breast cancers. Breast Cancer Research and Treatment, 146(2), 309-320. https://doi.org/10.1007/s10549-014-3035-2

DNA-dependent protein kinase catalytic subunit (DNA-PKcs), a serine threonine kinase belonging to the PIKK family (phosphoinositide 3-kinase-like-family of protein kinase), is a critical component of the non-homologous end-joining pathway required fo... Read More about Adverse prognostic and predictive significance of low DNA-dependent protein kinase catalytic subunit (DNA-PKcs) expression in early-stage breast cancers.

Prognostic and biological significance of proliferation and HER2 expression in the luminal class of breast cancer (2014)
Journal Article
Jerjees, D. A., Alabdullah, M., Green, A. R., Alshareeda, A., Macmillan, R. D., Ellis, I. O., & Rakha, E. A. (2014). Prognostic and biological significance of proliferation and HER2 expression in the luminal class of breast cancer. Breast Cancer Research and Treatment, 145(2), 317-330. https://doi.org/10.1007/s10549-014-2941-7

The definition of Luminal-B subclass of breast cancer (BC) varies in literature. In this study, we have compared the proliferation status; assessed using KI67 labeling index (KI67-LI), and HER2-expression in estrogen receptor positive (ER+) BC to ass... Read More about Prognostic and biological significance of proliferation and HER2 expression in the luminal class of breast cancer.

Nottingham Prognostic Index Plus (NPI+): a modern clinical decision making tool in breast cancer (2014)
Journal Article
Rakha, E., Soria, D., Green, A. R., Lemetre, C., Powe, D. G., Nolan, C. C., …Ellis, I. O. (2014). Nottingham Prognostic Index Plus (NPI+): a modern clinical decision making tool in breast cancer. British Journal of Cancer, 110(7), https://doi.org/10.1038/bjc.2014.120

Current management of breast cancer (BC) relies on risk stratification based on well-defined clinicopathologic factors. Global gene expression profiling studies have demonstrated that BC comprises distinct molecular classes with clinical relevance. I... Read More about Nottingham Prognostic Index Plus (NPI+): a modern clinical decision making tool in breast cancer.