Richard Y. Ball

ORCID: 0000-0003-0579-3911
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About
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Research Areas
  • Atherosclerosis and Cardiovascular Diseases
  • Urologic and reproductive health conditions
  • Prostate Cancer Diagnosis and Treatment
  • Genomics, phytochemicals, and oxidative stress
  • Prostate Cancer Treatment and Research
  • Genital Health and Disease
  • Adipokines, Inflammation, and Metabolic Diseases
  • Bladder and Urothelial Cancer Treatments
  • Sperm and Testicular Function
  • Genetic factors in colorectal cancer
  • Urinary and Genital Oncology Studies
  • Cancer, Lipids, and Metabolism
  • Antioxidant Activity and Oxidative Stress
  • Urological Disorders and Treatments
  • Systemic Lupus Erythematosus Research
  • Cell Adhesion Molecules Research
  • MRI in cancer diagnosis
  • Autopsy Techniques and Outcomes
  • Garlic and Onion Studies
  • Cancer Genomics and Diagnostics
  • Nutrition, Genetics, and Disease
  • Lipoproteins and Cardiovascular Health
  • Renal cell carcinoma treatment
  • Colorectal Cancer Screening and Detection
  • PI3K/AKT/mTOR signaling in cancer

Norfolk and Norwich University Hospitals NHS Foundation Trust
2011-2024

Norfolk and Norwich University Hospital
2005-2022

Norwich Research Park
2017

University of Cambridge
1977-2009

Cambridge University Hospitals NHS Foundation Trust
2006

University of Medicine and Pharmacy of Craiova
2006

Temple University Hospital
2006

University of Pittsburgh
2006

Norfolk Community Health and Care NHS Trust
1995-2001

Norwich University
2001

Abstract The adamalysin-thrombospondin (ADAMTS) proteinases are a relatively newly described branch of the metzincin family that contain metalloproteinase, disintegrin, and thrombospondin motifs. They have been implicated in various cellular events, including cleavage proteoglycans, extracellular matrix degradation, inhibition angiogenesis, gonadal development, organogenesis. However, many cases, their normal physiological roles potential for dysregulation malignancy remain to be...

10.1158/1078-0432.ccr-0398-3 article EN Clinical Cancer Research 2004-04-01

Extracellular proteases of the matrix metalloproteinase (MMP) and serine protease families participate in many aspects tumour growth metastasis. Using quantitative real-time RT–PCR analysis, we have undertaken a comprehensive survey expression these enzymes their natural inhibitors 44 cases human prostate cancer 23 benign specimens. We found increased MMP10, 15, 24, 25 26, urokinase plasminogen activator-receptor (uPAR) activator inhibitor-1 (PAI1), newly characterised hepsin matriptase-1...

10.1038/sj.bjc.6602630 article EN cc-by-nc-sa British Journal of Cancer 2005-05-31

Sections of human atherosclerotic plaques were stained by the indirect immunoperoxidase technique using three rat anti-human monoclonal antibodies: YAML 501.4 (anti-'leukocyte-common' (T200) antigen; YTH 8.18 (antimacrophage cytoplasm); and YPC 1/3 . 12 (anti-smooth muscle cell). The cells diffuse intimal thickening almost all smooth but there rare subendothelial macrophages. Focal lesions, in contrast, contained numerous macrophages as well cells. Macrophage 'foam cells' particularly fatty...

10.1002/path.1711460306 article EN The Journal of Pathology 1985-07-01

BackgroundEpidemiological studies suggest that people who consume more than one portion of cruciferous vegetables per week are at lower risk both the incidence prostate cancer and developing aggressive but there is little understanding underlying mechanisms. In this study, we quantify interpret changes in global gene expression patterns human gland before, during after a 12 month broccoli-rich diet.Methods FindingsVolunteers were randomly assigned to either or pea-rich diet. After six months...

10.1371/journal.pone.0002568 article EN cc-by PLoS ONE 2008-07-01

Epidemiological evidence suggests that consumption of cruciferous vegetables is associated with reduced risk prostate cancer progression, largely attributed to the biological activity glucosinolate degradation products, such as sulforaphane derived from glucoraphanin. Because there are few therapeutic interventions for men on active surveillance reduce dietary approaches an appealing option patients.We evaluated whether a glucoraphanin-rich broccoli soup 1 y leads changes in gene expression...

10.1093/ajcn/nqz012 article EN cc-by American Journal of Clinical Nutrition 2019-01-18

10.1016/s0140-6736(87)92341-5 article EN The Lancet 1987-07-01

The frequency of prostatic core biopsies to detect cancer has been increasing with more widespread prostate specific antigen (PSA) testing. Gleason score important implications for patient management but morphological reproducibility data British practice are limited. Using literature-based criteria nine uropathologists took part in a study.Each the participants submitted slides from consecutive cases biopsy-diagnosed assigned groups 2-4, 5-6, 7 and 8-10 original report. A random selection...

10.1111/j.1365-2559.2006.02393.x article EN Histopathology 2006-03-24

Variations in surgical technique of temporal artery biopsy (TAB) performed for diagnosis giant cell arteritis (GCA) may contribute to high false-negative rates. This was a retrospective analysis large database that explored potential associations between specimen length and diagnostic sensitivity TAB.Histopathological reports medical records patients who underwent TAB six hospitals 2004 2009 were reviewed.A total 966 biopsies analysed. The median postfixation 1 (range 0·1-8·5) cm 207 (21·4...

10.1002/bjs.7595 article EN British journal of surgery 2011-06-27

Abstract Background The PTEN tumour suppressor gene and PIK3CA proto-oncogene encode proteins which contribute to regulation propagation of signal transduction through the PI3K/AKT signalling pathway. This study investigates prevalence loss expression mutations in both colorectal cancers (CRC) their associations with clinicopathological features, lifestyle factors dietary consumptions. Methods 186 adenocarcinomas 16 adenomas from EPIC Norfolk were tested for by DNA sequencing changes...

10.1186/1471-2407-11-123 article EN cc-by BMC Cancer 2011-04-07

Summary Fifteen epididymectomies were performed on 10 patients with post‐vasectomy pain and 12 specimens available for histopathological review. The findings compared those in 2 groups which epididymectomy was chronic epididymo‐orchitis epididymal cysts. results showed that 50% of the group cured by simple epididymectomy. Pathological revealed features long‐standing obstruction interstitial perineural fibrosis may have accounted pain. It is important to recognise this late complication...

10.1111/j.1464-410x.1991.tb15362.x article EN British Journal of Urology 1991-10-01

Abstract Background Dietary or therapeutic interventions to counteract the loss of PTEN expression could contribute prevention prostate carcinogenesis reduce rate cancer progression. In this study, we investigate interaction between sulforaphane, a dietary isothiocyanate derived from broccoli, and gene in pre malignant tissue. Results We initially describe heterogeneity non-malignant tissue men deemed be at risk cancer. subsequently use mouse prostate-specific deletion model, show that...

10.1186/1476-4598-9-189 article EN cc-by Molecular Cancer 2010-07-13

To develop a risk classifier using urine-derived extracellular vesicle (EV)-RNA capable of providing diagnostic information on disease status prior to biopsy, and prognostic for men active surveillance (AS).Post-digital rectal examination EV-RNA expression profiles (n = 535, multiple centres) were interrogated with curated NanoString panel. A LASSO-based continuation ratio model was built generate four prostate urine (PUR) signatures predicting the probability normal tissue (PUR-1), D'Amico...

10.1111/bju.14811 article EN cc-by-nc-nd BJU International 2019-05-20

N-acetylneuraminic acid at the surfaces of rat cerebral cortex and liver mitochondria derived mitoplasts (inner membrane plus matrix particles) was studied biochemically electrokinetically. Rat in 0.0145 M NaCl, 4.5% sorbitol, pH 7.2 ± 0.1, 0.6 mM NaHCO3, had an electrophoretic mobility - 2.88 0.01 µ/sec per v cm. In same solution 2.01 0.02, 1.22 0.07, 0.91 0.04 Treatment these particles with 50 µg neuraminidase/mg particle protein resulted following mobilities cm: mitochondria, 2.27; 1.40;...

10.1083/jcb.55.1.147 article EN The Journal of Cell Biology 1972-10-01

Diets rich in cruciferous vegetables have been associated with a lower risk of incidence and progression prostate cancer. Sulforaphane, an isothiocyanate derived from 4-methylsulphinylbutyl glucosinolate (glucoraphanin) that accumulates certain these vegetables, notably broccoli, has implicated their protective effects. Likewise, the consumption garlic its sulphur-containing compounds such as alliin reduction In this study, we tested whether consuming glucoraphanin broccoli seeds resulted...

10.3390/nu14163263 article EN Nutrients 2022-08-10

Abstract Testicular germ cell tumours (TGCT), which comprise seminoma and non-seminoma subtypes, are the most common cancers in young men. In this study, we present a comprehensive whole genome sequencing analysis of adult TGCTs. Leveraging samples from participants recruited via UK National Health Service data Genomics England 100,000 Genomes Project, our results provide an extended description genomic elements underlying TGCT pathogenesis. This catalogue offers comprehensive,...

10.1038/s41467-024-53193-6 article EN cc-by Nature Communications 2024-10-26

To test the effectiveness of a teaching resource (a decision tree with diagnostic criteria based on published literature) in improving proficiency Gleason grading prostatic cancer by general pathologists.A was developed panel urological pathologists during reproducibility study. Twenty-four histopathologists tested this resource. Twenty slides were selected to include range score groups 2-4, 5-6, 7 and 8-10. Interobserver agreement studied before after presentation criteria. The results...

10.1111/j.1365-2559.2006.02394.x article EN Histopathology 2006-03-24

Abstract There is conflicting evidence for the role diet and lifestyle play in development of mismatch repair (MMR)-deficient colorectal cancers (CRC). In this study, associations between MMR deficiency, clinicopathological characteristics, dietary factors sporadic CRC were investigated. Tumor samples from 185 individuals EPIC-Norfolk study analyzed MLH1 gene promoter methylation microsatellite instability (MSI). Dietary data collected prospectively using 7-day food diaries (7dd)...

10.1080/01635581.2011.596987 article EN Nutrition and Cancer 2011-08-30
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