Chris Pepper

ORCID: 0000-0003-3603-8839
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About
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Research Areas
  • Chronic Lymphocytic Leukemia Research
  • Lymphoma Diagnosis and Treatment
  • Immunodeficiency and Autoimmune Disorders
  • Cell death mechanisms and regulation
  • Cancer-related Molecular Pathways
  • Glycosylation and Glycoproteins Research
  • Monoclonal and Polyclonal Antibodies Research
  • Cancer therapeutics and mechanisms
  • Galectins and Cancer Biology
  • Calcium signaling and nucleotide metabolism
  • Multiple Myeloma Research and Treatments
  • Synthesis and pharmacology of benzodiazepine derivatives
  • Acute Lymphoblastic Leukemia research
  • Telomeres, Telomerase, and Senescence
  • Chronic Myeloid Leukemia Treatments
  • Acute Myeloid Leukemia Research
  • NF-κB Signaling Pathways
  • Phagocytosis and Immune Regulation
  • Advanced Breast Cancer Therapies
  • Immune Cell Function and Interaction
  • Cytomegalovirus and herpesvirus research
  • Synthesis and Biological Evaluation
  • T-cell and B-cell Immunology
  • Cytokine Signaling Pathways and Interactions
  • DNA Repair Mechanisms

Brighton and Sussex Medical School
2018-2025

University of Sussex
2018-2024

St. Antonius Ziekenhuis
2024

CorVita Science Foundation
2024

Liverpool Heart and Chest Hospital
2024

Leeds Teaching Hospitals NHS Trust
2022

Cardiff University
2011-2021

Guy's and St Thomas' NHS Foundation Trust
2021

University of Leeds
2006-2018

Università degli Studi del Piemonte Orientale “Amedeo Avogadro”
2014

Although CD49d is an unfavorable prognostic marker in chronic lymphocytic leukemia (CLL), definitive validation evidence lacking. A worldwide multicenter analysis was performed using published and unpublished CLL series to evaluate the impact of as overall (OS) treatment-free survival (TFS) predictor.A training/validation strategy chosen find optimal cutoff. The hazard ratio (HR) for death treatment imposed by estimated pooled 2,972 CLLs; Cox stratified center stage used adjust confounding...

10.1200/jco.2013.50.8515 article EN Journal of Clinical Oncology 2014-02-11

Patients with chronic lymphocytic leukemia (CLL) display immune deficiency that is most obvious in advanced stage disease. Here we investigated whether this dysfunction plays a pathologic role the progression of early disease patients.We carried out eight-color immunophenotyping analysis cohort 110 untreated CLL patients and 22 age-matched healthy donors correlated our findings clinical outcome data.We found significant reduction naive CD4(+) CD8(+) T cells patients. Only subset showed...

10.1158/1078-0432.ccr-11-2630 article EN Clinical Cancer Research 2011-12-22

Cancer cells often have a high demand for antiapoptotic proteins in order to resist programmed cell death. CDK9 inhibition selectively targets survival and reinstates apoptosis cancer cells. We designed series of 4-thiazol-2-anilinopyrimidine derivatives with functional groups attached the C5-position pyrimidine or C4-thiazol moiety investigated their effects on potency selectivity. One most selective compounds, 12u inhibits IC(50) = 7 nM shows over 80-fold selectivity versus CDK2. X-ray...

10.1021/jm301475f article EN publisher-specific-oa Journal of Medicinal Chemistry 2013-01-09
Philip Law Sonja I. Berndt Helen E. Speedy Nicola J. Camp Georgina P. Sava and 92 more C.F. Skibola Amy Holroyd Joseph Vijai Nicola J. Sunter Alexandra Nieters Sı́lvia Beà Alain Monnereau David Martin‐García Lynn R. Goldin Guillem Clot Lauren R. Teras Inés Quintela Brenda M. Birmann Sandrine Jayne Wendy Cozen Aneela Majid Karin E. Smedby Qing Lan Claire Dearden Angela Brooks‐Wilson Emma A. Hall Mark P. Purdue Tryfonia Mainou‐Fowler Claire M. Vajdic Graham Jackson Pierluigi Cocco Helen Marr Yawei Zhang Tongzhang Zheng Graham G. Giles Charles Lawrence Timothy G. Call Mark Liebow Mads Melbye Bengt Glimelius Larry Mansouri Martha Glenn Karen Curtin W. Ryan Diver Brian K. Link Lucía Conde Paige M. Bracci Elizabeth A. Holly Rebecca D. Jackson Lesley F. Tinker Yolanda Benavente Paolo Boffetta Paul Brennan Marc Maynadie James McKay Demetrius Albanes Stephanie J. Weinstein Zhaoming Wang Neil E. Caporaso Lindsay M. Morton Richard K. Severson Elio Ríboli Paolo Vineis Roel Vermeulen Melissa C. Southey Roger L. Milne Jacqueline Clavel Sabine Topka John J. Spinelli Peter Kraft Maria Grazia Ennas Geoffrey Summerfield Giovanni Maria Ferri Robert J. Harris Lucia Miligi Andrew R. Pettitt Kari E. North David Allsup Joseph F. Fraumeni James R Bailey Kenneth Offit Guy Pratt Henrik Hjalgrim Chris Pepper Stephen J. Chanock Chris Fegan Richard Rosenquist Sílvia de Sanjosé Ángel Carracedo Martin J.S. Dyer Daniel Catovsky Elı́as Campo James R. Cerhan James M. Allan Nathanial Rothman Richard S. Houlston Susan L. Slager

Abstract Several chronic lymphocytic leukaemia (CLL) susceptibility loci have been reported; however, much of the heritable risk remains unidentified. Here we perform a meta-analysis six genome-wide association studies, imputed using merged reference panel 1,000 Genomes and UK10K data, totalling 6,200 cases 17,598 controls after replication. We identify nine at 1p36.11 (rs34676223, P =5.04 × 10 −13 ), 1q42.13 (rs41271473, =1.06 −10 4q24 (rs71597109, =1.37 4q35.1 (rs57214277, =3.69 −8 6p21.31...

10.1038/ncomms14175 article EN cc-by Nature Communications 2017-02-06

The bcl-2 gene was first shown to be dysregulated in the majority of follicular lymphomas which a t(14;18) chromosomal translocation is present, but also over-expressed absence rearrangements most cases B-cell chronic lymphocytic leukaemia (B-CLL). oncoprotein regulator apoptosis and activity this protein opposed by bax, homologous that accelerates rate cell death. B-lymphocyte bax levels were found significantly altered B-CLL patients when compared those normal control group. Increased...

10.1046/j.1365-2141.1996.d01-1927.x article EN British Journal of Haematology 1996-12-01

Chronic lymphocytic leukemia (CLL) cells rapidly undergo apoptosis in vitro, suggesting that the vivo microenvironment provides crucial antiapoptotic signals. Overexpression of proteins Bcl-2 and Mcl-1 is a hallmark CLL, their expression further enhanced lymphoid tissues. However, high levels found peripheral blood samples, coupled with its short half-life, led us to hypothesize it must be actively maintained circulation. Coculture CLL human vascular endothelial significantly tumor cell...

10.1158/0008-5472.can-10-1634 article EN Cancer Research 2010-08-25

Summary Defining the prognosis of individual cancer sufferers remains a significant clinical challenge. Here we assessed ability high‐resolution single telomere length analysis ( STELA ), combined with an experimentally derived definition dysfunction, to predict outcome patients chronic lymphocytic leukaemia CLL ). We defined upper threshold at which fusions occur and then used mean ‘fusogenic’ range as prognostic tool. Patients telomeres within fusogenic had significantly shorter overall...

10.1111/bjh.13023 article EN British Journal of Haematology 2014-07-03

// Elisabeth Walsby 1 , Guy Pratt 2 Hao Shao 3 Abdullah Y. Abbas Peter M. Fischer Tracey D. Bradshaw Paul Brennan Chris Fegan Shudong Wang 3,4 and Pepper Cardiff CLL Research Group, Institute of Cancer & Genetics, School Medicine, University, Heath Park, Cardiff, UK. CRUK for Studies, University Birmingham, Pharmacy Centre Biomolecular Sciences, Nottingham, 4 Medical South Australia, Adelaide, Australia. Correspondence: Pepper, email: Keywords : CLL, cdk9, synergy, MCL1 Received November 3,...

10.18632/oncotarget.1568 article EN cc-by Oncotarget 2013-12-18

Chronic lymphocytic leukemia is an incurable B-cell malignancy that associated with tumor cell-mediated T-cell dysfunction. It therefore represents a challenging disease for immunotherapeutics. The CD19/CD3 bi-specific antibody construct blinatumomab (AMG103 or MT103) has been tested clinically in non-Hodgkin's lymphoma and acute lymphoblastic but not assessed chronic leukemia. We investigated whether could overcome dysfunction vitro. Blinatumomab was on peripheral blood mononuclear cells...

10.3324/haematol.2012.082248 article EN cc-by-nc Haematologica 2013-06-28

Abstract In this study we conducted the first investigation to assess efficacy of a novel therapeutic antibody developed target annexin-A1 (ANXA1). ANXA1 is an immunomodulatory protein which has been shown be overexpressed in, and promote development progression of, several cancer types. particular, high expression levels correlate with poorer overall survival in pancreatic triple-negative breast cancers, two cancers considerable unmet clinical need. MDX-124 humanised IgG1 monoclonal...

10.1038/s41388-023-02919-9 article EN cc-by Oncogene 2024-01-10
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