Characterisation of luminal and triple-negative breast cancer with HER2 Low protein expression (2023)
Journal Article
Atallah, N. M., Haque, M., Quinn, C., Toss, M. S., Makhlouf, S., Ibrahim, A., Green, A. R., Alsaleem, M., Rutland, C. S., Allegrucci, C., Mongan, N. P., & Rakha, E. (2023). Characterisation of luminal and triple-negative breast cancer with HER2 Low protein expression. European Journal of Cancer, 195, Article 113371. https://doi.org/10.1016/j.ejca.2023.113371

Background: Breast cancer (BC) expressing low levels of human epidermal growth factor receptor 2 (HER2 Low) is an emerging category that needs further refining. This study aims to provide a comprehensive clinico-pathological and molecular profile of... Read More about Characterisation of luminal and triple-negative breast cancer with HER2 Low protein expression.

Characteristics and prognostic significance of polo-like kinase-1 (PLK1) expression in breast cancer (2023)
Journal Article
Lashen, A. G., Toss, M. S., Wootton, L., Green, A. R., Mongan, N. P., Madhusudan, S., & Rakha, E. (2023). Characteristics and prognostic significance of polo-like kinase-1 (PLK1) expression in breast cancer. Histopathology, 83(3), 414-425. https://doi.org/10.1111/his.14960

Background: Polo-like kinase-1 (PLK1) plays a crucial role in cell cycle progression,and it is considered a potential therapeutic target in many cancers. Although the role of PLK1 is well established in triple negative breast cancer (TNBC) as an onco... Read More about Characteristics and prognostic significance of polo-like kinase-1 (PLK1) expression in breast cancer.

Ki67 assessment in invasive luminal breast cancer: a comparative study between different scoring methods (2022)
Journal Article
Lashen, A., Toss, M. S., Green, A. R., Mongan, N. P., & Rakha, E. (2022). Ki67 assessment in invasive luminal breast cancer: a comparative study between different scoring methods. Histopathology, 81(6), 786-798. https://doi.org/10.1111/his.14781

Background: Ki67 reflects the proliferation activity in breast cancer (BC). However, an optimal method for its assessment in clinical settings has yet to be robustly defined. In this study, we compared several methods to score Ki67 to identify a reli... Read More about Ki67 assessment in invasive luminal breast cancer: a comparative study between different scoring methods.

The characteristics and clinical significance of atypical mitosis in breast cancer (2022)
Journal Article
Lashen, A., Toss, M. S., Alsaleem, M., Green, A. R., Mongan, N. P., & Rakha, E. (2022). The characteristics and clinical significance of atypical mitosis in breast cancer. Modern Pathology, 35, 1341-1348. https://doi.org/10.1038/s41379-022-01080-0

Atypical mitosis is considered a feature of malignancy, however, its significance in breast cancer (BC) remains elusive. Here, we aimed to assess the clinical value of atypical mitoses in BC and to explore their underlying molecular features. Atypica... Read More about The characteristics and clinical significance of atypical mitosis in breast cancer.

Ubiquitin-conjugating enzyme 2C (UBE2C) is a poor prognostic biomarker in invasive breast cancer (2022)
Journal Article
Kariri, Y., Toss, M. S., Alsaleem, M., Elsharawy, K. A., Joseph, C., Mongan, N. P., Green, A. R., & Rakha, E. A. (2022). Ubiquitin-conjugating enzyme 2C (UBE2C) is a poor prognostic biomarker in invasive breast cancer. Breast Cancer Research and Treatment, 192(3), 529-539. https://doi.org/10.1007/s10549-022-06531-5

Background
The Ubiquitin-conjugating enzyme 2C (UBE2C) is essential for the ubiquitin–proteasome system and is involved in cancer cell migration and apoptosis. This study aimed to determine the prognostic value of UBE2C in invasive breast cancer (BC... Read More about Ubiquitin-conjugating enzyme 2C (UBE2C) is a poor prognostic biomarker in invasive breast cancer.

Elevated MMP9 expression in breast cancer is a predictor of shorter patient survival (2020)
Journal Article
Joseph, C., Alsaleem, M., Orah, N., Narasimha, P. L., Miligy, I. M., Kurozumi, S., Ellis, I. O., Mongan, N. P., Green, A. R., & Rakha, E. A. (2020). Elevated MMP9 expression in breast cancer is a predictor of shorter patient survival. Breast Cancer Research and Treatment, 182, 267–282. https://doi.org/10.1007/s10549-020-05670-x

Purpose: MMP9 is a matricellular protein associated with extracellular matrix (ECM) remodelling, that promotes tumour progression, and modulates the activity of cell adhesion molecules and cytokines. This study aims to assess the prognostic value of... Read More about Elevated MMP9 expression in breast cancer is a predictor of shorter patient survival.

A novel prognostic two-gene signature for triple negative breast cancer (2020)
Journal Article
Alsaleem, M. A., Ball, G., Toss, M. S., Raafat, S., Aleskandarany, M., Joseph, C., Ogden, A., Bhattarai, S., Rida, P. C. G., Khani, F., Davis, M., Elemento, O., Aneja, R., Ellis, I. O., Green, A., Mongan, N. P., & Rakha, E. (2020). A novel prognostic two-gene signature for triple negative breast cancer. Modern Pathology, 33, 2208–2220. https://doi.org/10.1038/s41379-020-0563-7

The absence of a robust risk stratification tool for triple negative breast cancer (TNBC) underlies imprecise and non-selective treatment of these patients with cytotoxic chemotherapy. This study aimed to interrogate transcriptomes of TNBC resected s... Read More about A novel prognostic two-gene signature for triple negative breast cancer.

Combined HER3-EGFR score in triple-negative breast cancer provides prognostic and predictive significance superior to individual biomarkers (2020)
Journal Article
Janssen, E. A., Ogden, A., Bhattarai, S., Sahoo, B., Mongan, N. P., Alsaleem, M., Green, A. R., Aleskandarany, M., Ellis, I. O., Pattni, S., Li, B., Moreno, C. S., Krishnamurti, U., Janssen, E. A., Jonsdottir, K., Rakha, E., Rida, P., & Aneja, R. (2020). Combined HER3-EGFR score in triple-negative breast cancer provides prognostic and predictive significance superior to individual biomarkers. Scientific Reports, 10(1), Article 3009. https://doi.org/10.1038/s41598-020-59514-1

© 2020, The Author(s). Epidermal growth factor receptor (EGFR) and human epidermal growth factor receptor 3 (HER3) have been investigated as triple-negative breast cancer (TNBC) biomarkers. Reduced EGFR levels can be compensated by increases in HER3;... Read More about Combined HER3-EGFR score in triple-negative breast cancer provides prognostic and predictive significance superior to individual biomarkers.

Prognostic Significance of KN Motif and Ankyrin Repeat Domains 1 (KANK1) in Invasive Breast Cancer (2019)
Journal Article
Kariri, Y. A., Joseph, C., Kurozumi, S., Toss, M. S., Alsaleem, M., Raafat, S., Mongan, N. P., Aleskandarany, M. A., Green, A. R., & Rakha, E. A. (2020). Prognostic Significance of KN Motif and Ankyrin Repeat Domains 1 (KANK1) in Invasive Breast Cancer. Breast Cancer Research and Treatment, 179(2), 349–357. https://doi.org/10.1007/s10549-019-05466-8

Background: KN Motif and Ankyrin Repeat Domains 1 (KANK1) plays an important role in cytoskeleton maintenance and contributes to the regulation of cell proliferation, adhesion and apoptosis. KANK1 is involved in progression of a variety of solid tumo... Read More about Prognostic Significance of KN Motif and Ankyrin Repeat Domains 1 (KANK1) in Invasive Breast Cancer.

The prognostic significance of wild type isocitrate dehydrogenase 2 (IDH2) in breast cancer (2019)
Journal Article
Aljohani, A. I., Toss, M. S., Kurozumi, S., Joseph, C., Aleskandarany, M. A., Miligy, I. M., Ansari, R. E., Mongan, N. P., Ellis, I. O., Green, A. R., & Rakha, E. (2020). The prognostic significance of wild type isocitrate dehydrogenase 2 (IDH2) in breast cancer. Breast Cancer Research and Treatment, 179(1), 79–90. https://doi.org/10.1007/s10549-019-05459-7

Background: Lymphovascular invasion (LVI) is a prerequisite step in breast cancer (BC) metastasis. We have previously identified wild type isocitrate dehydrogenase 2 (IDH2) as a key putative driver of LVI. Thus, we explored the prognostic significanc... Read More about The prognostic significance of wild type isocitrate dehydrogenase 2 (IDH2) in breast cancer.

Retinoid X receptor gamma (RXRG) is an independent prognostic biomarker in ER-positive invasive breast cancer (2019)
Journal Article
Joseph, C., Al-Izzi, S., Alsaleem, M., Kurozumi, S., Toss, M., Arshad, M., Goh, F. Q., Alshankyty, I. M., Ali, S., Ellis, I. O., Mongan, N. P., Green, A. R., & Rakha, E. A. (2019). Retinoid X receptor gamma (RXRG) is an independent prognostic biomarker in ER-positive invasive breast cancer. British Journal of Cancer, 121(9), 776-785. https://doi.org/10.1038/s41416-019-0589-0

© 2019, The Author(s), under exclusive licence to Cancer Research UK. Background: Retinoid X Receptor Gamma (RXRG) is a member of the nuclear receptor superfamily and plays a role in tumour suppression. This study aims to explore the prognostic signi... Read More about Retinoid X receptor gamma (RXRG) is an independent prognostic biomarker in ER-positive invasive breast cancer.

A Key Genomic Subtype Associated with Lymphovascular Invasion in Invasive Breast Cancer (2019)
Journal Article
Kurozumi, S., Joseph, C., Alsaeed, S., Kariri, Y., Aljohani, A., Raafat, S., Alsaleem, M., Ogden, A., Johnston, S., Aleskandarany, M. A., Fujii, T., Shirabe, K., Caldas, C., Ashankyty, I., Dalton, L., Ellis, I. O., Desmedt, C., Green, A. R., Mongan, N. P., & Rakha, E. A. (2019). A Key Genomic Subtype Associated with Lymphovascular Invasion in Invasive Breast Cancer. British Journal of Cancer, 120(12), 1129–1136. https://doi.org/10.1038/s41416-019-0486-6

Background: Lymphovascular invasion (LVI) is associated with the development of metastasis in invasive breast cancer (BC). However, the complex molecular mechanisms of LVI, which overlap with other oncogenic pathways, remain unclear. This study, usin... Read More about A Key Genomic Subtype Associated with Lymphovascular Invasion in Invasive Breast Cancer.

Utility of Ankyrin 3 as a Prognostic Marker in Androgen-Receptor-Positive Breast Cancer Running Title: Prognostic Value of ANK3 in AR-Positive Breast Cancer (2019)
Journal Article
Kurozumi, S., Joseph, C., Raafat, S., Sonbul, S., Kariri, Y., Alsaeed, S., Pigera, M., Alsaleem, M., Nolan, C. C., Johnston, S., Aleskandarany, M. A., Ogden, A., Fujii, T., Shirabe, K., Martin, S., Alshankyty, I., Mongan, N. P., Ellis, I. O., Green, A. R., & Rakha, E. A. (2019). Utility of Ankyrin 3 as a Prognostic Marker in Androgen-Receptor-Positive Breast Cancer Running Title: Prognostic Value of ANK3 in AR-Positive Breast Cancer. Breast Cancer Research and Treatment, 176(1), 63–73. https://doi.org/10.1007/s10549-019-05216-w

© 2019, Springer Science+Business Media, LLC, part of Springer Nature. Purpose: Androgen receptor (AR) and AR signaling pathways are thought to play a role in breast cancer (BC) and are potentially related to treatment responses and outcomes. Ankyrin... Read More about Utility of Ankyrin 3 as a Prognostic Marker in Androgen-Receptor-Positive Breast Cancer Running Title: Prognostic Value of ANK3 in AR-Positive Breast Cancer.

The molecular mechanisms underlying reduced E-cadherin expression in invasive ductal carcinoma of the breast: high throughput analysis of large cohorts (2019)
Journal Article
Rida, P. C. G., Alsaleem, M., Toss, M. S., Joseph, C., Aleskandarany, M., Kurozumi, S., Alshankyty, I., Ogden, A., Rida, P. C., Ellis, I. O., Aneja, R., Green, A. R., Mongan, N. P., & Rakha, E. A. (2019). The molecular mechanisms underlying reduced E-cadherin expression in invasive ductal carcinoma of the breast: high throughput analysis of large cohorts. Modern Pathology, 32(7), 967-976. https://doi.org/10.1038/s41379-019-0209-9

© 2019, United States & Canadian Academy of Pathology. E-cadherin is a tumor suppressor gene in invasive lobular breast cancer. However, a proportion of high-grade ductal carcinoma shows reduced/loss of E-cadherin. In this study, we assessed the un... Read More about The molecular mechanisms underlying reduced E-cadherin expression in invasive ductal carcinoma of the breast: high throughput analysis of large cohorts.

Overexpression of the cancer stem cell marker CD133 confers a poor prognosis in invasive breast cancer (2018)
Journal Article
Joseph, C., Arshad, M., Kurozomi, S., Althobiti, M., Miligy, I. M., Al-Izzi, S., Toss, M. S., Goh, F. Q., Johnston, S. J., Martin, S. G., Ellis, I. O., Mongan, N. P., Green, A. R., & Rakha, E. A. (2019). Overexpression of the cancer stem cell marker CD133 confers a poor prognosis in invasive breast cancer. Breast Cancer Research and Treatment, 174(2), 387-399. https://doi.org/10.1007/s10549-018-05085-9

Purpose
CD133/ prominin 1 is a cancer stem cell marker associated with cancer progression and patient outcome in a variety of solid tumours, but its role in invasive breast cancer (BC) remains obscure. The current study aims to assess the prognostic... Read More about Overexpression of the cancer stem cell marker CD133 confers a poor prognosis in invasive breast cancer.

The role of PIP5K1α/pAKT and targeted inhibition of growth of subtypes of breast cancer using PIP5K1α inhibitor (2018)
Journal Article
Sarwar, M., Syed Khaja, A. S., Aleskandarany, M., Karlsson, R., Althobiti, M., Ødum, N., Mongan, N. P., Dizeyi, N., Johnson, H., Green, A. R., Ellis, I. O., Rakha, E. A., & Persson, J. L. (2019). The role of PIP5K1α/pAKT and targeted inhibition of growth of subtypes of breast cancer using PIP5K1α inhibitor. Oncogene, 38(3), 375-389. https://doi.org/10.1038/s41388-018-0438-2

© 2018, The Author(s). Despite recent improvement in adjuvant therapies, triple-negative, and ER + subtypes of breast cancer (BC) with metastatic potentials remain the leading cause of BC-related deaths. We investigated the role of phosphatidylinosi... Read More about The role of PIP5K1α/pAKT and targeted inhibition of growth of subtypes of breast cancer using PIP5K1α inhibitor.

Clinicopathological and prognostic significance of Ras association and pleckstrin homology domains 1 (RAPH1) in breast cancer (2018)
Journal Article
Kurozumi, S., Joseph, C., Sonbul, S., Aleskandarany, M. A., Pigera, M., Alsaleem, M., Alsaeed, S., Kariri, Y., Nolan, C. C., Diez-Rodriguez, M., Johnston, S., Mongan, N. P., Fujii, T., Shirabe, K., Martin, S. G., Ellis, I. O., Green, A. R., & Rakha, E. A. (2018). Clinicopathological and prognostic significance of Ras association and pleckstrin homology domains 1 (RAPH1) in breast cancer. Breast Cancer Research and Treatment, 172(1), 61–68. https://doi.org/10.1007/s10549-018-4891-y

BACKGROUND: Ras association and pleckstrin homology domains 1 (RAPH1) is involved in cytoskeleton regulation and re-epithelialisation in invasive carcinoma and therefore may play a key role in carcinogenesis and metastasis. We herein investigated the... Read More about Clinicopathological and prognostic significance of Ras association and pleckstrin homology domains 1 (RAPH1) in breast cancer.