Dr Karen Sisley
BSc, PhD
Clinical Medicine, School of Medicine and Population Health
Senior Lecturer in Rare Cancers
+44 114 215 9061
Full contact details
Clinical Medicine, School of Medicine and Population Health
Office: EU21
The Medical School
Beech Hill Road
ºù«Ӱҵ
S10 2RX
- Profile
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For enquiries please contact - SMPH-West-Operational@sheffield.ac.uk
Having obtained my PhD from the University of ºù«Ӱҵ in 1992, I continued my active research into rare cancers and as Senior Lecturer I am the lead of the Rare Cancer Research Group (RCRG) with a main focus on ocular tumours and sarcoma, but also with an interest in thyroid and other rare cancers.
Cancer Cell Line Expertise
I have a specialist interest and expertise in the generation of cell lines from rare and common cancers. To date over 20 cell lines have been generated, with additional variants of some original cell lines. My group has expertise in working with both commercial and other partners to generate cell lines and/or deliver specific R&D work. Please get in contact for information on our currently available and emerging cell lines, or to discuss potential projects.
The TUoS licensing website, detailing available cell-lines, can be viewed here:
- Research interests
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My research interests are the genetic and biological behaviour of uveal melanoma. ºù«Ӱҵ is one of three national centres for the treatment of uveal melanoma, and I work closely with Professor Ian Rennie and the ºù«Ӱҵ Ocular Oncology Service to establish an active research group investigating how the genetic basis of uveal melanoma underpins its behaviour.
As a group we were instrumental in the introduction of genetic biomarker testing for uveal melanoma and actively continue our investigations in this area. I am also interested in the DNA damage response of uveal melanomas and how we can facilitate new and novel therapeutics.
My research continues to investigate the genetic basis of uveal melanomas but has broadened in recent years to consider how the interaction with the environment affects the way these melanomas develop. I also collaborate and work on another rare tumour, sarcoma and have become actively involved in investigating the genetic characterization of sarcoma and developing a molecular pathological classification suitable for all subtypes.
As a group, we also have an interest in cancer stem cells and the heterogeneity of tumours.
Current projects
- Understanding the aggressive behaviour of uveal melanoma, and the potential role that stem cells may have.
- Determining the key genetic events in the development of uveal melanoma.
- Investigating how the environment may influence the behaviour and development of uveal melanoma.
- The molecular pathological classification of sarcomas.
- Investigating how genetic defects influence sarcoma behaviour.
Within each project area are a number of smaller focussed research projects suitable for development as student projects, although funding is not currently available for these projects. Interested students are welcome to contact me to discuss the possibilities of undertaking research with the RTRG.
- Publications
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Journal articles
- . Metabolites, 11(8).
- . Cancers, 11(9).
- . Ocular Oncology and Pathology, 5(2), 79-84.
- . Ophthalmology.
- . Ophthalmology, 125(11), e79-e80.
- . Ophthalmology, 125(6), 904-912.
- . Sarcoma, 2018.
- . Invest Ophthalmol Vis Sci, 58(12), 5387-5395.
- . Annals of Oncology, 28, v14-v14.
- . American Journal of Ophthalmology, 181, 97-105.
- . Journal of Cancer, 8(6), 1053-1061.
- . British Journal of Cancer, 115, 1058-1068.
- . Investigative Opthalmology & Visual Science, 56(6), 3460-3466.
- . European Journal of Surgical Oncology (EJSO), 40(12), 1799-1800.
- . European Journal of Surgical Oncology (EJSO), 40, S3-S4.
- Immunohistochemical and molecular pathology of ocular uveal melanocytoma: Evidence for somatic GNAQ mutations. British journal of Ophthalmology, 97(7), 924-928.
- . Oncogene, 32(46), 5338-5346.
- . Histopathology, 61(4), 751-754.
- . PLoS One, 7(11), e50415.
- FANCD2: lessons in recombination from uveal melanoma.. MUTAGENESIS, 27(1), 107-107.
- . Biochem Biophys Res Commun, 414(4), 801-807.
- . Br J Cancer, 104(7), 1098-1105.
- . Br J Ophthalmol, 95(5), 620-623.
- . Genes Chromosomes Cancer, 50(1), 34-42.
- . Int J Exp Pathol, 90(5), 549-557.
- . Eye (Lond), 23(8), 1661-1667.
- . Br J Ophthalmol, 93(4), 535-540.
- USING GENETIC MARKERS TO DETERMINE PROGNOSIS OF UVEAL MELANOMA. ANTICANCER RES, 28(5C), 3489-3489.
- . Cancer, 112(8), 1787-1794.
- . Br J Ophthalmol, 91(10), 1385-1392.
- . Exp Eye Res, 83(3), 554-559.
- . Eye (Lond), 20(4), 476-481.
- Genetic characterisation of leiomyosarcoma. EJC SUPPL, 3(2), 352-352.
- . Invest Ophthalmol Vis Sci, 46(10), 3473-3477.
- . Eye (Lond), 19(3), 342-348.
- . Clin Exp Metastasis, 22(2), 107-113.
- . Microcirculation, 11(6), 553-553.
- . Histopathology, 45(1), 1-12.
- . Int J Exp Pathol, 85(1), 35-43.
- . Int J Cancer, 108(2), 314-320.
- . Microcirculation, 11(6), 527-558.
- . Melanoma Res, 13(5), 435-440.
- . J Invest Dermatol, 121(3), 557-563.
- . Immunology, 109(1), 41-48.
- Stimulation and inhibition of uveal melanoma invasion by HGF, GRO, IL-1alpha and TGF-beta.. Invest Ophthalmol Vis Sci, 43(10), 3144-3152.
- An in vitro assay to assess uveal melanoma invasion across endothelial and basement membrane barriers.. Invest Ophthalmol Vis Sci, 43(6), 1708-1714.
- . Melanoma Res, 12(2), 129-138.
- . Br J Ophthalmol, 85(12), 1440-1444.
- . Br J Ophthalmol, 85(11), 1388-1389.
- Expression of PAX-3 alternatively spliced transcripts in human tumours of neural crest origin. BRIT J CANCER, 85, 107-107.
- . Melanoma Res, 11(3), 265-273.
- . Melanoma Res, 11(3), 275-281.
- . Br J Ophthalmol, 85(6), 732-738.
- An in vitro model of metastasis for uveal melanoma. INVEST OPHTH VIS SCI, 42(4), S219-S219.
- Dead or alive: immunogenicity of human melanoma cells when presented by dendritic cells.. Cancer Res, 60(22), 6441-6447.
- . Melanoma Res, 10(4), 323-330.
- Expression of genes Pax-3 and Pax-7 in neural crest lineage tumours. BRIT J CANCER, 83, 36-36.
- . Br J Cancer, 82(2), 330-338.
- Expression of proteolytic enzymes and integrins in uveal melanoma and association to in vitro invasion. INVEST OPHTH VIS SCI, 40(4), S246-S246.
- . Cancer Genet Cytogenet, 101(2), 128-133.
- . Eye (Lond), 12 ( Pt 2), 203-207.
- . Melanoma Research, 7(Supplement 1), S136-S136.
- Abnormalities of chromosomes 3 and 8 in posterior uveal melanoma correlate with prognosis.. Genes Chromosomes Cancer, 19(1), 22-28.
- Cytogenetic analysis of fine needle aspiration biopsies; Potential use in the prognosis of small posterior uveal melanoma.. INVEST OPHTH VIS SCI, 38(4), 3764-3764.
- . Melanoma Res, 7(1), 32-42.
- . Cancer Genetics and Cytogenetics, 91(2), 180-180.
- Chromosome changes iris melanomas.. INVEST OPHTH VIS SCI, 37(3), 959-959.
- . Eye (Lond), 10 ( Pt 5), 600-602.
- CYTOGENETIC ALTERATIONS ASSOCIATED WITH ADVANCED UVEAL MELANOMAS. INVEST OPHTH VIS SCI, 36(4), S415-S415.
- . Cancer Genetics and Cytogenetics, 77(2), 183-183.
- COMPARISON OF THE LOSS OF HETEROZYGOSITY OF CHROMOSOME-3 MARKERS BETWEEN SUBSETS OF UVEAL MELANOMAS. INVEST OPHTH VIS SCI, 35(4), 1928-1928.
- . Melanoma Res, 3(6), 457-461.
- INVESTIGATION OF A POTENTIAL MARKER FOR METASTATIC SPREAD IN POSTERIOR UVEAL MELANOMA. INVEST OPHTH VIS SCI, 34(4), 965-965.
- . Cancer Genetics and Cytogenetics, 63(2), 159-159.
- . Cancer Genetics and Cytogenetics, 63(2), 182-182.
- . Genes Chromosomes Cancer, 5(3), 197-200.
- CYTOGENETICS OF UVEAL MELANOMA. INVEST OPHTH VIS SCI, 33(4), 1243-1243.
- . Cancer Genetics and Cytogenetics, 52(2), 215-215.
- . Genes Chromosomes Cancer, 2(3), 205-209.
- HETEROCHROMATIC MARKER REGIONS (NUCLEOLAR ORGANIZERS) IN THE CHROMOSOMES OF THE COMMON MUSSEL, MYTILUS-EDULIS (MOLLUSCA, PELECYPODA). J EXP MAR BIOL ECOL, 97(2), 205-212.
- . Clinical Cancer Research.
- . Atlas of Genetics and Cytogenetics in Oncology and Haematology(3).
- Immunohistochemical and molecular pathology of ocular uveal melanocytoma: Evidence for somatic GNAQ mutations.. British Journal of Ophthalmology.
Chapters
- Tumours of the eye In Heim S (Ed.), Cancer Cytogenetics John Wiley Press
- , Albert & Jakobiec's Principles & Practice of Ophthalmology (pp. 4925-4934). Elsevier
- , Albert & Jakobiec's Principles & Practice of Ophthalmology (pp. xxiii-xliv). Elsevier
- Genetics of uveal melanoma In Albert & Jakobiec (Ed.), Principles and Practise of Ophthalmology Philadelphia: Lippincott,.
- The relevance of Chromosome Abnormalities in posterior uveal melanoma. In: Uveal Melanoma In Jager MJ & Neiderkorn JY (Ed.), Uveal Melanoma: A Model for Exploring Fundamental Cancer Biology CRC Press
- , Ocular Oncology (pp. 63-79). CRC Press
- , Ocular Oncology Informa Healthcare
- Genetics of uveal melanoma: chromosomal rearrangements and the identification of genes involved in tumourigenesis. In Albert DM & Polans A (Ed.), Ocular Oncology (pp. 66-83). Informa Healthcare
- , Cancer Cytogenetics (pp. 538-554). John Wiley & Sons, Ltd
- , Ocular Oncology (pp. 77-94). Taylor & Francis
Conference proceedings papers
- One tumour, two clones: An in vitro model of intra-tumour heterogeneity. ANNALS OF ONCOLOGY, Vol. 28
- . Tumor Biology
- Isolation and Characterisation of Cancer Stem Cells in Solid Tumours. JOURNAL OF PATHOLOGY, Vol. 228 (pp S34-S34)
- . EUROPEAN JOURNAL OF CANCER, Vol. 48 (pp S65-S66)
- Identification of soft tissue sarcoma subtypes using microarray-based comparative genomic hybridization. INTERNATIONAL JOURNAL OF MOLECULAR MEDICINE, Vol. 30 (pp S61-S61)
- Isolation and characterisation of cancer stem cells in uveal melanoma. INTERNATIONAL JOURNAL OF MOLECULAR MEDICINE, Vol. 30 (pp S61-S61)
- Genetic advances in uveal melanoma. JOURNAL OF MEDICAL GENETICS, Vol. 44 (pp S42-S42)
- TGF beta plays both a stimulatory and inhibitory role in the regulation of uveal melanoma invasion in vitro. INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE, Vol. 46
- Investigations of macrophage and dendritic cell markers in uveal melanoma. INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE, Vol. 44 (pp U362-U362)
- Hepatic endothelial cells may assist uveal melanomas to target the liver through alpha-4 integrin and VCAM-1 interactions. INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE, Vol. 44 (pp U367-U367)
- Prognostic factors in uveal melanoma: Correlation of vascular loop patterns with genetic imbalance as determined using fluorescence in situ hybridization (FISH). INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE, Vol. 44 (pp U255-U255)
- HGF, GRO and MIP-1 beta stimulate uveal melanoma migration whilst IL-1 alpha and TGF-beta inhibit migration. INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE, Vol. 43 (pp U246-U246)
- Teaching activities
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I am the course lead for Pathology on the undergraduate BMedSci Orthoptics course. The course spans two academic years and covers the basis of Ophthalmic disease, its presentation and consequences.
In addition I offer a supportive role annually to up to 5 students in the second year of the MBChB degree course, who select to undertake their research attachment with the research group.
Following on from these attachments a number of students have subsequently chosen to continue their research under my supervision by undertaking a BMedSci.
I am also a regular supervisor of both MSc students from University of ºù«Ӱҵ and Hallam University and a pesonal tutor for MSc, PhD and medical students.
- Professional activities and memberships
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- Regular reviewer for both Cancer and Ophthalmology journals.
- Reviewer for national and international grants.