Steven Pollock

ORCID: 0009-0006-3713-6835
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About
Contact & Profiles
Research Areas
  • Estrogen and related hormone effects
  • Glioma Diagnosis and Treatment
  • Breast Cancer Treatment Studies
  • BRCA gene mutations in cancer
  • Male Breast Health Studies
  • Single-cell and spatial transcriptomics
  • RNA Research and Splicing
  • HER2/EGFR in Cancer Research
  • Cancer Genomics and Diagnostics
  • Immune cells in cancer
  • Cancer and Skin Lesions
  • Cancer Cells and Metastasis
  • Mental Health and Psychiatry
  • MicroRNA in disease regulation
  • Cancer-related molecular mechanisms research
  • Psychosomatic Disorders and Their Treatments
  • Prion Diseases and Protein Misfolding
  • 3D Printing in Biomedical Research
  • Insect symbiosis and bacterial influences
  • Insect and Pesticide Research
  • Occupational and environmental lung diseases
  • Insect and Arachnid Ecology and Behavior
  • Genomics and Chromatin Dynamics
  • Alcoholism and Thiamine Deficiency
  • NF-κB Signaling Pathways

St James's University Hospital
2010-2024

University of Leeds
2009-2024

University of York
2014

Marymount University
2012

Institute of Molecular Medicine
2011

Wellcome Trust
2010

Maudsley Hospital
1994

Manchester Royal Infirmary
1988-1990

Frederick S. Varn Kevin C. Johnson Jan Martínek Jason T. Huse MacLean P. Nasrallah and 95 more Pieter Wesseling Lee Cooper Tathiane M. Malta Taylor Wade Thaís S. Sabedot Daniel J. Brat Peter V. Gould Adelheid Wöehrer Kenneth Aldape Azzam Ismail Santhosh Sivajothi Floris P Barthel Hoon Kim Emre Kocakavuk Nazia Ahmed Kieron White Indrani Datta Hyo-Eun Moon Steven Pollock Christine N. Goldfarb Ga-Hyun Lee Luciano Garofano Kevin Anderson Djamel Nehar-Belaid Jill S. Barnholtz‐Sloan Spyridon Bakas Annette T. Byrne Fulvio D’Angelo Hui Gan Mustafa Khasraw Simona Migliozzi D. Ryan Ormond Sun Ha Paek Erwin G. Van Meir Annemiek Walenkamp Colin Watts Tobias Weiß Michael Weller Karolina Palucka Lucy F. Stead Laila Poisson Houtan Noushmehr Antonio Iavarone Roel G.W. Verhaak Frederick S. Varn Kevin C. Johnson Jan Martínek Jason T. Huse MacLean P. Nasrallah Pieter Wesseling Lee Cooper Tathiane M. Malta Taylor Wade Thaís S. Sabedot Daniel J. Brat Peter V. Gould Adelheid Wöehrer Kenneth Aldape Azzam Ismail Santhosh Sivajothi Floris P Barthel Hoon Kim Emre Kocakavuk Nazia Ahmed Kieron White Indrani Datta Hyo-Eun Moon Steven Pollock Christine N. Goldfarb Ga-Hyun Lee Luciano Garofano Kevin Anderson Djamel Nehar-Belaid Jill S. Barnholtz‐Sloan Spyridon Bakas Annette T. Byrne Fulvio D’Angelo Hui Gan Mustafa Khasraw Simona Migliozzi D. Ryan Ormond Sun Ha Paek Erwin G. Van Meir Annemiek Walenkamp Colin Watts Tobias Weiß Michael Weller Kristin Alfaro-Munoz Samirkumar B. Amin David M. Ashley Christoph Bock Andrew Brodbelt Ketan R. Bulsara Ana Valéria Castro Jennifer Connelly

10.1016/j.cell.2022.04.038 article EN publisher-specific-oa Cell 2022-05-31

A high percentage of stroma predicts poor survival in triple-negative breast cancers but is diminished studies unselected cases. We determined the prognostic significance tumour–stroma ratio (TSR) oestrogen receptor (ER)-positive male and female carcinomas. TSR was measured haematoxylin eosin-stained tissue sections (118 62 male). Relationship (cutoff 49%) to overall (OS) relapse-free (RFS) analysed. Tumours with ⩾49% were associated better (OS P=0.008, HR=0.2–0.7; RFS P=0.006, HR=0.1–0.6)...

10.1038/bjc.2014.69 article EN cc-by-nc-sa British Journal of Cancer 2014-02-18

Models considering breast cancer complexity cannot be easily or accurately replicated in routine cell line animal models. We aimed to evaluate the practicality of organotypic tissue slice culture cancer. Following ethical approval, 250 µm thick sections from surplus tumours (n=10) were prepared using a vibrating blade microtome. Triplicate slices placed 6-well plates and cultured for up 7 days±tamoxifen (1 nM) doxorubicin µM). Tissue fixed embedded before sectioning morphological evaluation...

10.1136/jclinpath-2012-201147 article EN Journal of Clinical Pathology 2012-10-16

Symbionts can substantially affect the evolution and ecology of their hosts. The investigation tissue-specific distribution symbionts (tissue tropism) provide important insight into host-symbiont interactions. Among other things, it help to discern importance specific transmission routes potential phenotypic effects. intracellular bacterial symbiont Wolbachia has been described as greatest ever panzootic, due wide array arthropods that infects. Being primarily vertically transmitted, is...

10.1371/journal.pone.0095122 article EN cc-by PLoS ONE 2014-07-02

Glioblastoma (GBM), the most aggressive adult brain cancer, comprises a complex tumour microenvironment (TME) with diverse cellular interactions driving progression and pathobiology. How these spatial patterns evolve treatment remains unclear. Here, we apply imaging mass cytometry to analyse protein-level changes in paired pre- post-treatment GBM samples from five patients. We find significant increase normal cells alongside reduction vascular cells. Moreover, despite minimal overall change...

10.1101/2025.01.31.635832 preprint EN cc-by bioRxiv (Cold Spring Harbor Laboratory) 2025-02-05

Characterizing and quantifying cell types within glioblastoma (GBM) tumors at scale will facilitate a better understanding of the association between cellular landscape tumor phenotypes or clinical correlates. We aimed to develop tool that deconvolutes immune neoplastic cells GBM microenvironment from bulk RNA sequencing data.

10.1093/neuonc/noad021 article EN cc-by Neuro-Oncology 2023-01-21

Abstract Oestrogen receptors (ERs) are critical regulators of the behaviour many cancers. Despite this, roles and regulation one two known ERs – ERβ– poorly understood. This is partly because analyses have been confused by discrepancies between ERβ expression at mRNA proteins levels, expressed as several functionally distinct isoforms. We investigated human 5′ untranslated regions (UTRs) their influences on function. demonstrate that alternative 5′UTRs potent differential acting level...

10.1111/j.1582-4934.2009.00867.x article EN other-oa Journal of Cellular and Molecular Medicine 2009-07-28

Ninety three female neurological in-patients were assessed in a collaborative and psychiatric study. An overall prevalence of definite disorder 34% was found, depression being the most common diagnosis. Psychiatric morbidity when neurologist felt that presentation could not be explained by disorder. The majority such patients had symptoms which but substantial number given General Health Questionnaire found to useful screening instrument this setting.

10.1136/jnnp.51.11.1387 article EN Journal of Neurology Neurosurgery & Psychiatry 1988-11-01

Pathological reporting of breast cancer has evolved alongside scientific advances. Such advances have led to recognition different molecular classes resulting in improved disease management. The aim this study was establish whether these could be applied archival cases dating from the 1940s assess historical trends. Important observations included marked differences pathological reporting, size tumour and ERα expression throughout decades.

10.1136/jclinpath-2013-201854 article EN Journal of Clinical Pathology 2013-10-29

Owing to its rarity, large-scale retrospective studies in male breast cancer have suffered from the small numbers of cases available for study any one center. Here we describe our experience establishing a large collection cancers tissue microarray format suitable biomarker analysis by immunohistochemistry.

10.4081/rt.2010.e28 article EN cc-by-nc Rare Tumors 2010-05-05

Synopsis Two male patients who presented with unusual pictures of dementia in the absence other obvious symptoms or signs are reported. Investigations demonstrated changes highly suggestive multiple sclerosis (MS) on magnetic resonance imaging, cerebrospinal fluid analysis and electrophysiological tests. We suggest this represents a rare presentation sclerosis.

10.1017/s0033291700027483 article EN Psychological Medicine 1994-05-01

Verghese E T, Shenoy H, Cookson V J, Green C A, Howarth Partanen R Pollock S, Waterworth Speirs V, Hughes T A & Hanby M(2011) Histopathology59, 609–618 Epithelial–mesenchymal interactions in breast cancer: evidence for a role of nuclear localized β-catenin carcinoma-associated fibroblasts Aims: Characteristics the stroma around tumours are critical defining behaviour cancers. β-Catenin is well established as regulator carcinogenesis, acting transcriptional co-activator nuclei epithelial...

10.1111/j.1365-2559.2011.03917.x article EN Histopathology 2011-10-01

We present a case of male patient with breast mass, found to be malignant mesothelioma.We discuss the diagnostic challenges, need for heightened awareness in suspected cases, histological classification mesotheliomas and treatments available.We believe this second reported mesothelioma presenting as mass.

10.4997/jrcpe.2012.107 article EN The Journal of the Royal College of Physicians of Edinburgh 2012-03-16

We report the case of an alcoholic woman with confusion, catatonia and extrapyramidal signs, who developed features Wernicke-Korsakoff syndrome after treatment intravenous high potency vitamins. emphasise that this should arouse suspicion nicotinic acid deficiency even in absence gastrointestinal symptoms or skin lesions.

10.1111/j.1742-1241.1993.tb09726.x article EN International Journal of Clinical Practice 1993-11-01

Abstract AIMS The rapid recurrence of therapy-resistant glioblastoma leaves patients with a dismal 2-year survival rate just 16%, highlighting the need to develop treatments that combat or prevent recurrence. Recently, have been stratified by their gene expression response therapy. Specifically, genes JARID2 binding sites in promoter (JBS-genes) either become up- down-regulated on progression from primary recurrent tumour. Importantly, these two responses appear employ different mechanisms...

10.1093/neuonc/noad147.054 article EN Neuro-Oncology 2023-09-16

Abstract The biological and clinical impact of neoplastic immune cell type ratios in the glioblastoma (GBM) tumour microenvironment is being realised. Characterising quantifying types within GBMs at scale will facilitate a better understanding association between cellular landscape phenotypes or correlates. This study aimed to develop tool that can deconvolute cells GBM from bulk RNA sequencing data. We developed an IDH wild-type (IDHwt) specific single reference dataset, four independent...

10.1101/2022.11.19.517187 preprint EN bioRxiv (Cold Spring Harbor Laboratory) 2022-11-20
Sonsoles Piera‐Velazquez Zhaodong Li Sergio Jiménez Deepti Rokkam Michael J. LaFemina and 95 more Jae Won Lee Michael A. Matthay James A. Frank Shigeki Saito Takayuki Nakayama Naozumi Hashimoto Yasuhiko Miyata Kensuke Egashira Norihiko Nakao Satoshi Nishiwaki Minoru Hasegawa Yoshinori Hasegawa Tomoki Myd Deficiency Ameliorates Jeong-Eun Lim Jinghong Kou Min Jae Song Abhinandan Pattanayak Jingji Jin Robert Lalonde Ken‐ichiro Fukuchi Raman Saggu Dorothe ́e Faille Georges E. Grau Patrick J. Cozzone Ange Le Viola Mehdi Farshchian Atte Kivisaari Risto Ala‐aho Pilvi Riihilä Markku Kallajoki Reidar Gre Juha Peltonen Taina Pihlajaniemi Ritva Heljäsvaara Veli-Matti Ka ̈ha ̈ri Natalya Seredkina Ole Petter Rekvig Dorian R.A. Swarts Sandra M.H. Claessen Yvonne M.H. Versleijen‐Jonkers Robert‐Jan van Suylen Anne‐Marie C. Dingemans Wouter W. de Herder Ronald R. de Krijger Egbert F. Smit Erik Thunnissen Cornelis A. Seldenrijk Aryan Vink Aurel Perren Frans C. S. Ramaekers Ernst‐Jan M. Speel Yujun Shi Huaiqiang Sun Ji Bao Ping Zhou Jie Zhang Li Li Li Hong Bu Yoshiya Horimoto Johan Hartman Julie Millour Steven Pollock Yolanda Olmos Ka-Kei Ho R. Charles Coombes Matti Poutanen Sari Ma ̈kela ̈ Mona El‐Bahrawy Valerie Speirs Lawrence Lam Ewing Sarcoma Toshifumi Fujiwara Jun‐ichi Fukushi Shunsaku Yamamoto Yoshihiro Matsumoto Nokitaka Setsu Yoshinao Oda Hisakata Yamada Seiji Okada Kosuke Watari Mayumi Ono Michihiko Kuwano Satoshi Kamura Keiichiro Iida Yuko Okada Mihoko Koga Yukihide Iwamoto Agnieszka K. Witkiewicz Dayana B. Rivadeneira Adam Ertel Jessica Kline Terry Hyslop Gordon F. Schwartz

On the Cover: A murine model for subretinal hemorrhage, which recapitulates features of clinical disease, may be useful evaluating potential experimental therapies.Histologic section shows a retina at 2 weeks after blood injection, demonstrating resolution hemorrhage and development outer retinal atrophy (apoptosis, red; nuclei, blue).(See page 1265.

10.1016/s0002-9440(11)00673-0 article EN cc-by-nc-nd American Journal Of Pathology 2011-08-17
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