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Differences in the pattern and regulation of mineral deposition in human cell lines of osteogenic and non-osteogenic origin (2011)
Journal Article
Rashidi, H., Strohbuecker, S., Jackson, L., Kalra, S., Blake, A. J., France, L., …Sottile, V. (2011). Differences in the pattern and regulation of mineral deposition in human cell lines of osteogenic and non-osteogenic origin. Cells Tissues Organs, 195(6), https://doi.org/10.1159/000329861

Bone marrow-derived mesenchymal stem cells (MSCs) are widely used as a cellular model of bone formation, and can mineralize in vitro in response to osteogenic medium (OM). It is unclear, however, whether this property is specific to cells of mesenchy... Read More about Differences in the pattern and regulation of mineral deposition in human cell lines of osteogenic and non-osteogenic origin.

Oxr1 Is Essential for Protection against Oxidative Stress-Induced Neurodegeneration (2011)
Journal Article
Oliver, P. L., Finelli, M. J., Edwards, B., Bitoun, E., Butts, D. L., Becker, E. B. E., …Davies, K. E. (2011). Oxr1 Is Essential for Protection against Oxidative Stress-Induced Neurodegeneration. PLoS Genetics, 7(10), Article e1002338. https://doi.org/10.1371/journal.pgen.1002338

Oxidative stress is a common etiological feature of neurological disorders, although the pathways that govern defence against reactive oxygen species (ROS) in neurodegeneration remain unclear. We have identified the role of oxidation resistance 1 (Ox... Read More about Oxr1 Is Essential for Protection against Oxidative Stress-Induced Neurodegeneration.

Expression of thioredoxin system and related peroxiredoxin proteins is associated with clinical outcome in radiotherapy treated early stage breast cancer (2011)
Journal Article
Woolston, C. M., Storr, S. J., Ellis, I. O., Morgan, D. A., & Martin, S. G. (2011). Expression of thioredoxin system and related peroxiredoxin proteins is associated with clinical outcome in radiotherapy treated early stage breast cancer. Radiotherapy and Oncology, 100(2), 308-313. https://doi.org/10.1016/j.radonc.2011.05.029

Background and purpose Deregulated redox systems provide cancer cells protection from increased oxidative stress, such as that induced by ionizing radiation. Expression of the thioredoxin system proteins (thioredoxin, thioredoxin reductase and thior... Read More about Expression of thioredoxin system and related peroxiredoxin proteins is associated with clinical outcome in radiotherapy treated early stage breast cancer.

Calpastatin is associated with lymphovascular invasion in breast cancer (2011)
Journal Article
Storr, S. J., Mohammed, R. A., Woolston, C. M., Green, A. R., Parr, T., Spiteri, I., …Martin, S. G. (2011). Calpastatin is associated with lymphovascular invasion in breast cancer. Breast, 20(5), 413-418. https://doi.org/10.1016/j.breast.2011.04.002

Metastasis of breast cancer is a major contributor to mortality. Histological assessment of vascular invasion (VI) provides important prognostic information and demonstrates that VI occurs predominantly via lymphatics in breast cancer. We sought to e... Read More about Calpastatin is associated with lymphovascular invasion in breast cancer.

The calpain system and cancer (2011)
Journal Article
Storr, S. J., Carragher, N. O., Frame, M. C., Parr, T., & Martin, S. G. (2011). The calpain system and cancer. Nature Reviews Cancer, 11(5), 364-374. https://doi.org/10.1038/nrc3050

The calpains are a conserved family of cysteine proteinases that catalyse the controlled proteolysis of many specific substrates. Calpain activity is implicated in several fundamental physiological processes, including cytoskeletal remodelling, cellu... Read More about The calpain system and cancer.

Calpain-1 expression is associated with relapse-free survival in breast cancer patients treated with trastuzumab following adjuvant chemotherapy (2011)
Journal Article
Storr, S. J., Woolston, C. M., Barros, F. F., Green, A. R., Shehata, M., Chan, S. Y., …Martin, S. G. (2011). Calpain-1 expression is associated with relapse-free survival in breast cancer patients treated with trastuzumab following adjuvant chemotherapy. International Journal of Cancer, 129(7), 1773-1780. https://doi.org/10.1002/ijc.25832

The calpain family, and their endogenous inhibitor calpastatin, has been implicated in cancer progression, and recent in vitro data have indicated a role in trastuzumab resistance. The aims of our study were to examine expression levels of calpastati... Read More about Calpain-1 expression is associated with relapse-free survival in breast cancer patients treated with trastuzumab following adjuvant chemotherapy.

Redox Protein Expression Predicts Radiotherapeutic Response in Early-Stage Invasive Breast Cancer Patients (2011)
Journal Article
Woolston, C. M., Al-Attar, A., Ellis, I. O., Storr, S. J., Morgan, D. A., & Martin, S. G. (2011). Redox Protein Expression Predicts Radiotherapeutic Response in Early-Stage Invasive Breast Cancer Patients. International Journal of Radiation Oncology - Biology - Physics, 79(5), 1532-1540. https://doi.org/10.1016/j.ijrobp.2010.11.002

Purpose Early-stage invasive breast cancer patients have commonly undergone breast-conserving surgery and radiotherapy. In a large majority of these patients, the treatment is effective; however, a proportion will develop local recurrence. Deregul... Read More about Redox Protein Expression Predicts Radiotherapeutic Response in Early-Stage Invasive Breast Cancer Patients.

Protein flexibility directs DNA recognition by the papillomavirus E2 proteins (2010)
Journal Article
Brown, C. A., Campos-León, K., Strickland, M., Williams, C., Fairweather, V., Brady, R. L., …Gaston, K. (2011). Protein flexibility directs DNA recognition by the papillomavirus E2 proteins. Nucleic Acids Research, 39(7), 2969--2980. https://doi.org/10.1093/nar/gkq1217

Although DNA flexibility is known to play an important role in DNA–protein interactions, the importance of protein flexibility is less well understood. Here, we show that protein dynamics are important in DNA recognition using the well-characterized... Read More about Protein flexibility directs DNA recognition by the papillomavirus E2 proteins.

DNA compaction by the higher-order assembly of PRH/Hex homeodomain protein oligomers (2010)
Journal Article
Soufi, A., Sawasdichai, A., Shukla, A., Noy, P., Dafforn, T., Smith, C., …Gaston, K. (2010). DNA compaction by the higher-order assembly of PRH/Hex homeodomain protein oligomers. Nucleic Acids Research, 38(21), 7513--7525. https://doi.org/10.1093/nar/gkq659

Protein self-organization is essential for the establishment and maintenance of nuclear architecture and for the regulation of gene expression. We have shown previously that the Proline-Rich Homeodomain protein (PRH/Hex) self-assembles to form oligom... Read More about DNA compaction by the higher-order assembly of PRH/Hex homeodomain protein oligomers.

In situ subcellular fractionation of adherent and non-adherent mammalian cells (2010)
Journal Article
Sawasdichai, A., Chen, H., Abdul Hamid, N., Jayaraman, P., & Gaston, K. (2010). In situ subcellular fractionation of adherent and non-adherent mammalian cells. Journal of Visualized Experiments, 41, Article e1958. https://doi.org/10.3791/1958

Protein function is intimately coupled to protein localization. Although some proteins are restricted to a specific location or subcellular compartment, many proteins are present as a freely diffusing population in free exchange with a sub-population... Read More about In situ subcellular fractionation of adherent and non-adherent mammalian cells.

PRH/Hex controls cell survival through coordinate transcriptional regulation of vascular endothelial growth factor signaling (2010)
Journal Article
Noy, P., Williams, H., Sawasdichai, A., Gaston, K., & Jayaraman, P. (2010). PRH/Hex controls cell survival through coordinate transcriptional regulation of vascular endothelial growth factor signaling. Molecular and Cellular Biology, 30(9), 2120-2134. doi:10.1128/MCB.01511-09

The proline-rich homeodomain protein (PRH) plays multiple roles in the control of gene expression during embryonic development and in the adult. Vascular endothelial growth factor (VEGF) is a mitogen that stimulates cell proliferation and survival vi... Read More about PRH/Hex controls cell survival through coordinate transcriptional regulation of vascular endothelial growth factor signaling.

AF4 Is a Critical Regulator of the IGF-1 Signaling Pathway during Purkinje Cell Development (2009)
Journal Article
Bitoun, E., Finelli, M. J., Oliver, P. L., Lee, S., & Davies, K. E. (2009). AF4 Is a Critical Regulator of the IGF-1 Signaling Pathway during Purkinje Cell Development. Journal of Neuroscience, 29(49), 15366-15374. https://doi.org/10.1523/jneurosci.5188-09.2009

Deregulation of the insulin-like growth factor 1 (IGF-1) signaling pathway is a recurrent finding in mouse models and human patients with cerebellar ataxia and thus represents a common pathological cascade in neuronal cell death that may be targeted... Read More about AF4 Is a Critical Regulator of the IGF-1 Signaling Pathway during Purkinje Cell Development.

The human papillomavirus E7-E2 interaction mechanism in vitro reveals a finely turned system for modulating available E7 and E2 proteins (2009)
Journal Article
Smal, C., Wetzler, D. E., Dantur, K. I., Chemes, L. B., Garcia-Alai, M. M., Dellarole, M., …de Prat Gay, G. (2009). The human papillomavirus E7-E2 interaction mechanism in vitro reveals a finely turned system for modulating available E7 and E2 proteins. Biochemistry, 48(50), 11939-11949. https://doi.org/10.1021/bi901415k

Transcription of the human papillomavirus E7 oncoprotein is negatively controlled by the viral E2 protein, and loss of this repression leads to irreversible transformation and carcinogenesis. Here we show that interaction of the HPV16 E7 protein with... Read More about The human papillomavirus E7-E2 interaction mechanism in vitro reveals a finely turned system for modulating available E7 and E2 proteins.

CK2 phosphorylation of the PRH/Hex homeodomain functions as a reversible switch for DNA binding (2009)
Journal Article
Soufi, A., Noy, P., Buckle, M., Sawasdichai, A., Gaston, K., & Jayaraman, P. (2009). CK2 phosphorylation of the PRH/Hex homeodomain functions as a reversible switch for DNA binding. Nucleic Acids Research, 37(10), 3288-3300. doi:10.1093/nar/gkp197

The proline-rich homeodomain protein (PRH/Hex) regulates transcription by binding to specific DNA sequences and regulates mRNA transport by binding to translation initiation factor eIF4E. Protein kinase CK2 plays multiple roles in the regulation of g... Read More about CK2 phosphorylation of the PRH/Hex homeodomain functions as a reversible switch for DNA binding.

The regulation of cell proliferation by the papillomavirus early proteins (2009)
Journal Article
Abdul Hamid, N., Brown, C., & Gaston, K. (2009). The regulation of cell proliferation by the papillomavirus early proteins. Cellular and Molecular Life Sciences, 66(10), 1700-1717. doi:10.1007/s00018-009-8631-7

The human papillomavirus (HPV) E6 and E7 oncogenes have direct effects on host cell proliferation. The viral E2 protein regulates transcription of E6 and E7 and thereby has an indirect effect on cell proliferation. In HPV-induced tumours, misappropri... Read More about The regulation of cell proliferation by the papillomavirus early proteins.

The PRH/Hex repressor protein causes nuclear retention of Groucho/TLE co-repressors (2008)
Journal Article
Desjobert, C., Noy, P., Swingler, T., Williams, H., Gaston, K., & Jayaraman, P. (2009). The PRH/Hex repressor protein causes nuclear retention of Groucho/TLE co-repressors. BBA - Biomembranes, 417(1), 121-132. doi:10.1042/BJ20080872

The PRH (proline-rich homeodomain) [also known as Hex (haematopoietically expressed homeobox)] protein is a transcription factor that functions as an important regulator of vertebrate development and many other processes in the adult including haemat... Read More about The PRH/Hex repressor protein causes nuclear retention of Groucho/TLE co-repressors.

DNA wrapping and distortion by an oligomeric homeodomain protein (2008)
Journal Article
Williams, H., Jayaraman, P., & Gaston, K. (2008). DNA wrapping and distortion by an oligomeric homeodomain protein. Journal of Molecular Biology, 383, 10-23. doi:10.1016/j.jmb.2008.08.004

Many transcription factors alter DNA or chromatin structure. Changes in chromatin structure are often brought about by the recruitment of chromatin-binding proteins, chromatin-modifying proteins, or other transcription co-activator or co-repressor pr... Read More about DNA wrapping and distortion by an oligomeric homeodomain protein.

The papillomavirus E2 DNA binding domain (2008)
Journal Article
de Prat-Gay, G., Gaston, K., & Cicero, D. O. (2008). The papillomavirus E2 DNA binding domain. Frontiers in Bioscience, 13, 6006-6021. doi:10.2741/3132

The DNA binding domain of the E2 master regulator from papillomaviruses is the primary effector for most the essential activities controlled by this protein. In this review we focus on the properties of the DNA binding domain of human papillomavirus... Read More about The papillomavirus E2 DNA binding domain.

The O-linked glycosylation of secretory/shed MUC1 from an advanced breast cancer patient's serum (2008)
Journal Article
Storr, S. J., Royle, L., Chapman, C. J., Hamid, U. M. A., Robertson, J. F., Murray, A., …Rudd, P. M. (2008). The O-linked glycosylation of secretory/shed MUC1 from an advanced breast cancer patient's serum. Glycobiology, 18(6), 456-462. https://doi.org/10.1093/glycob/cwn022

MUC1 is a high molecular weight glycoprotein that is overexpressed in breast cancer. Aberrant O-linked glycosylation of MUC1 in cancer has been implicated in disease progression. We investigated the O-linked glycosylation of MUC1 purified from the se... Read More about The O-linked glycosylation of secretory/shed MUC1 from an advanced breast cancer patient's serum.

p53 represses human papillomavirus type 16 DNA replication via the viral E2 protein (2008)
Journal Article
Brown, C., Kowalczyk, A. M., Taylor, E. R., Morgan, I. M., & Gaston, K. (2008). p53 represses human papillomavirus type 16 DNA replication via the viral E2 protein. Virology Journal, 5, doi:10.1186/1743-422X-5-5

Background. Human papillomavirus (HPV) DNA replication can be inhibited by the cellular tumour suppressor protein p53. However, the mechanism through which p53 inhibits viral replication and the role that this might play in the HPV life cycle are not... Read More about p53 represses human papillomavirus type 16 DNA replication via the viral E2 protein.