Browsing Clinical Studies by author "Georgiou, Alexandros"
Now showing items 1-6 of 6
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Contemporary outcomes from the use of regular imaging to detect relapse in high-risk cutaneous melanoma.
Lim, KHJ; Spain, L; Barker, C; Georgiou, A; Walls, G; Gore, M; Turajlic, S; Board, R; Larkin, JM; Lorigan, P (2018-01)Background:Agreement on the utility of imaging follow-up in patients with high-risk melanoma is lacking. A UK consensus statement recommends a surveillance schedule of CT or positron-emission tomography-CT and MRI brain ... -
Differences in Signaling Patterns on PI3K Inhibition Reveal Context Specificity in <i>KRAS</i>-Mutant Cancers.
Stewart, A; Coker, EA; Pölsterl, S; Georgiou, A; Minchom, AR; Carreira, S; Cunningham, D; O'Brien, ME; Raynaud, FI; de Bono, JS; Al-Lazikani, B; Banerji, U (2019-08)It is increasingly appreciated that drug response to different cancers driven by the same oncogene is different and may relate to differences in rewiring of signal transduction. We aimed to study differences in dynamic ... -
Inactivation of NF1 Promotes Resistance to EGFR Inhibition in KRAS/NRAS/BRAFV600 -Wild-Type Colorectal Cancer.
Georgiou, A; Stewart, A; Cunningham, D; Banerji, U; Whittaker, SR (2020-06)Through the use of an unbiased, genome-scale CRISPR modifier screen, we identified NF1 suppression as a mechanism of resistance to EGFR inhibition in NRAS/KRAS/BRAFV600 -wild-type colorectal cancer cells. Reduced NF1 ... -
Outcomes of Patients with Early Onset Colorectal Cancer Treated in a UK Specialist Cancer Center.
Georgiou, A; Khakoo, S; Edwards, P; Minchom, A; Kouvelakis, K; Kalaitzaki, E; Nobar, N; Calamai, V; Ifijen, M; Husson, O; Watkins, D; Rao, S; Chau, I; Cunningham, D; Starling, N (2019-10-14)The incidence of early onset colorectal cancer (EOCRC) is rapidly increasing, but there remains paucity of outcome data for young CRC patients. We reviewed the characteristics and outcomes of 241 adults, age <50, who were ... -
Phospho-proteomics and functional genomics for the characterisation of resistance mechanisms to agents targeting the EGFR, PI3K and MAPK pathways and their application in guiding drug combinations in colorectal cancer
Georgiou, A (2019-12-31)KRAS mutant and RAS/BRAF wild type (RAS WT) colorectal cancer (CRC) cells respond differently to targeted agents, as exemplified by cetuximab, an anti-EGFR antibody, which is only effective in a proportion of patients with ... -
A study of PD-L1 expression in KRAS mutant non-small cell lung cancer cell lines exposed to relevant targeted treatments.
Minchom, A; Thavasu, P; Ahmad, Z; Stewart, A; Georgiou, A; O'Brien, MER; Popat, S; Bhosle, J; Yap, TA; de Bono, J; Banerji, U (2017-01)We investigated PD-L1 changes in response to MEK and AKT inhibitors in KRAS mutant lung adenocarcinoma (adeno-NSCLC). PD-L1 expression was quantified using immunofluorescence and co-culture with a jurkat cell-line transfected ...