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All Outputs (105)

Baseline self-report ‘central mechanisms’ trait predicts persistent knee pain in the Knee Pain in the Community (KPIC) cohort (2019)
Journal Article
Akin-Akinyosoye, K., Sarmanova, A., Fernandes, G., Frowd, N., Swaithes, L., Stocks, J., …Walsh, D. A. (2020). Baseline self-report ‘central mechanisms’ trait predicts persistent knee pain in the Knee Pain in the Community (KPIC) cohort. Osteoarthritis and Cartilage, 28(2), 173-181. https://doi.org/10.1016/j.joca.2019.11.004

Objectives We investigated whether baseline scores for a self-report trait linked to central mechanisms predict 1 year pain outcomes in the Knee Pain in the Community cohort. Method 1471 participants reported knee pain at baseline and respon... Read More about Baseline self-report ‘central mechanisms’ trait predicts persistent knee pain in the Knee Pain in the Community (KPIC) cohort.

Lower gut microbiome diversity and higher abundance of proinflammatory genus Collinsella are associated with biopsy-proven non-alcoholic steatohepatitis (2019)
Journal Article
Astbury, S., Atallah, E., Vijay, A., Aithal, G., Grove, J., & Valdes, A. (2020). Lower gut microbiome diversity and higher abundance of proinflammatory genus Collinsella are associated with biopsy-proven non-alcoholic steatohepatitis. Gut Microbes, 11(3), 569-580. https://doi.org/10.1080/19490976.2019.1681861

There is increasing evidence for the role of gut microbial composition in the pathogenesis of non-alcoholic fatty liver disease (NAFLD). Non-alcoholic steatohepatitis (NASH) is the most serious form of NAFLD where inflammation causes liver damage tha... Read More about Lower gut microbiome diversity and higher abundance of proinflammatory genus Collinsella are associated with biopsy-proven non-alcoholic steatohepatitis.

Do ?-adrenoreceptor blocking drugs associate with reduced risk of symptomatic osteoarthritis and total joint replacement in the general population?: A primary-care based prospective cohort study using the Clinical Practice Research Datalink (2019)
Journal Article
Nakafero, G., Grainge, M., Valdes, A., Townsend, N., Mallen, C., Zhang, W., …Abhishek, A. (2019). Do β-adrenoreceptor blocking drugs associate with reduced risk of symptomatic osteoarthritis and total joint replacement in the general population?: A primary-care based prospective cohort study using the Clinical Practice Research Datalink. BMJ Open, 9(8), Article e032050. https://doi.org/10.1136/bmjopen-2019-032050

© Author(s) (or their employer(s)) 2019. Introduction: To investigate if β-adrenoreceptor blocking drug (β-blocker) prescription reduces the risk of knee or hip osteoarthritis, total joint replacement and analgesic prescription. Setting: Primary care... Read More about Do ?-adrenoreceptor blocking drugs associate with reduced risk of symptomatic osteoarthritis and total joint replacement in the general population?: A primary-care based prospective cohort study using the Clinical Practice Research Datalink.

Circulating levels of the anti-oxidant indoleproprionic acid are associated with higher gut microbiome diversity (2019)
Journal Article
Menni, C., Hernandez, M. M., Vital, M., Mohney, R. P., Spector, T. D., & Valdes, A. M. (2019). Circulating levels of the anti-oxidant indoleproprionic acid are associated with higher gut microbiome diversity. Gut Microbes, 10(6), 688-695. https://doi.org/10.1080/19490976.2019.1586038

The gut microbiome has recently emerged as an important regulator of insulin resistance and abdominal obesity. The tryptophan metabolite generated by the gut microbiome, indoleproprionic acid (IPA) has been shown to predict the onset of type 2 diabet... Read More about Circulating levels of the anti-oxidant indoleproprionic acid are associated with higher gut microbiome diversity.

The impact of anxiety on chronic musculoskeletal pain and the role of astrocyte activation (2018)
Journal Article
Burston, J. J., Valdes, A. M., Woodhams, S. G., Mapp, P. I., Stocks, J., Watson, D. J. G., …Chapman, V. (2019). The impact of anxiety on chronic musculoskeletal pain and the role of astrocyte activation. PAIN, 160(3), 658-669. https://doi.org/10.1097/j.pain.0000000000001445

© 2018 International Association for the Study of Pain. Anxiety and depression are associated with increased pain responses in chronic pain states. The extent to which anxiety drives chronic pain, or vice versa, remains an important question that has... Read More about The impact of anxiety on chronic musculoskeletal pain and the role of astrocyte activation.

Thresholds of ultrasound synovial abnormalities for knee osteoarthritis: a cross sectional study in the general population (2018)
Journal Article
Sarmanova, A., Hall, M., Fernandes, G., Valdes, A., Walsh, D., Doherty, M., & Zhang, W. (2019). Thresholds of ultrasound synovial abnormalities for knee osteoarthritis: a cross sectional study in the general population. Osteoarthritis and Cartilage, 27(3), 435-443. https://doi.org/10.1016/j.joca.2018.09.018

Objective To establish “normal” ranges for synovial thickness and effusion detected by ultrasound (US) and to determine cut-offs associated with knee pain (KP) and radiographic knee osteoarthritis (RKOA) in the community. Methods 147 women a... Read More about Thresholds of ultrasound synovial abnormalities for knee osteoarthritis: a cross sectional study in the general population.

Familial aggregation and heritability of type 1 diabetes mellitus and coaggregation of chronic diseases in affected families (2018)
Journal Article
Kuo, C., Chou, I., Grainge, M., Luo, S., See, L., Yu, K., …Valdes, A. (2018). Familial aggregation and heritability of type 1 diabetes mellitus and coaggregation of chronic diseases in affected families. Clinical Epidemiology, 10, 1447-1455. https://doi.org/10.2147/CLEP.S172207

Purpose: To estimate the extent of familial aggregation of type 1 diabetes (T1D) and coaggregation of related chronic diseases and assess the relative contribution of environmental and genetic factors on the risks. Patients and methods: This popula... Read More about Familial aggregation and heritability of type 1 diabetes mellitus and coaggregation of chronic diseases in affected families.

Neuropathic-like knee pain and associated risk factors: a cross-sectional study in a UK community sample (2018)
Journal Article
Fernandes, G. S., Valdes, A. M., Walsh, D. A., Zhang, W., & Doherty, M. (2018). Neuropathic-like knee pain and associated risk factors: a cross-sectional study in a UK community sample. Arthritis Research and Therapy, 20(1), Article 215. https://doi.org/10.1186/s13075-018-1717-6

Background Neuropathic-like knee pain (NKP) is often reported in individuals with knee pain (KP), but the contribution of specific central and peripheral risk factors to NKP has not been studied previously. The aims of the present study were to de... Read More about Neuropathic-like knee pain and associated risk factors: a cross-sectional study in a UK community sample.

Contribution of central and peripheral risk factors to prevalence, incidence and progression of knee pain: a community-based cohort study (2018)
Journal Article
Sarmanova, A., Fernandes, G., Richardson, H., Valdes, A., Walsh, D., Zhang, W., & Doherty, M. (2018). Contribution of central and peripheral risk factors to prevalence, incidence and progression of knee pain: a community-based cohort study. Osteoarthritis and Cartilage, 26(11), 1461-1473. https://doi.org/10.1016/j.joca.2018.07.013

Aim To explore risk factors that may influence knee pain (KP) through central or peripheral mechanisms. Methods A questionnaire-based prospective community cohort study with KP defined as pain in or around a knee on most days for at least a... Read More about Contribution of central and peripheral risk factors to prevalence, incidence and progression of knee pain: a community-based cohort study.

Omega-6 oxylipins generated by soluble epoxide hydrolase are associated with knee osteoarthritis (2018)
Journal Article
Valdes, A. M., Ravipati, S., Pousinis, P., Menni, C., Mangino, M., Abhishek, A., …Doherty, M. (in press). Omega-6 oxylipins generated by soluble epoxide hydrolase are associated with knee osteoarthritis. Journal of Lipid Research, 59(7), Article jlr.P085118. https://doi.org/10.1194/jlr.P085118

Omega-6 fatty acids are important inflammatory mediators increased in joints with osteoarthritis (OA) joints. To investigate the relationship between omega-6 fatty acids and knee OA 22 omega-6 lipids (arachidonic acid, linoleic acid and 20 oxylipins)... Read More about Omega-6 oxylipins generated by soluble epoxide hydrolase are associated with knee osteoarthritis.

Bidirectional association between disturbed sleep and neuropathic pain symptoms: a prospective cohort study in post-total joint replacement participants (2018)
Journal Article
Stocks, J., Tang, N. K., Walsh, D. A., Warner, S. C., Harvey, H., Jenkins, W., …Valdes, A. M. (2018). Bidirectional association between disturbed sleep and neuropathic pain symptoms: a prospective cohort study in post-total joint replacement participants. Journal of Pain Research, 2018(11), 1087—1093. https://doi.org/10.2147/JPR.S149830

Disturbed sleep is strongly correlated with chronic pain. The aim of this study was to examine the association between sleep disturbance and incident joint pain focusing on neuropathic pain-like symptoms. 423 individuals who had undergone total joint... Read More about Bidirectional association between disturbed sleep and neuropathic pain symptoms: a prospective cohort study in post-total joint replacement participants.

The fecal metabolome as a functional readout of the gut microbiome (2018)
Journal Article
Zierer, J., Jackson, M. A., Kastenmüller, G., Mangino, M., Long, T., Telenti, A., …Menni, C. (2018). The fecal metabolome as a functional readout of the gut microbiome. Nature Genetics, 50(6), 790-795. https://doi.org/10.1038/s41588-018-0135-7

© 2018 The Author(s). The human gut microbiome plays a key role in human health 1 , but 16S characterization lacks quantitative functional annotation 2 . The fecal metabolome provides a functional readout of microbial activity and can be used as an... Read More about The fecal metabolome as a functional readout of the gut microbiome.

Glycosylation profile of immunoglobulin G is cross-sectionally associated with cardiovascular disease risk score and subclinical atherosclerosis in two independent cohorts (2018)
Journal Article
Menni, C., Gudelj, I., Macdonald-Dunlop, E., Mangino, M., Zierer, J., Bešić, E., …Valdes, A. (2018). Glycosylation profile of immunoglobulin G is cross-sectionally associated with cardiovascular disease risk score and subclinical atherosclerosis in two independent cohorts. Circulation Research, 122(11), 1555-1564. https://doi.org/10.1161/CIRCRESAHA.117.312174

Rationale: One measure of protein glycosylation (GlycA) has been reported to predict higher cardiovascular risk by reflecting inflammatory pathways. Objective: The main objective of this study is to assess the role of a comprehensive panel of Ig... Read More about Glycosylation profile of immunoglobulin G is cross-sectionally associated with cardiovascular disease risk score and subclinical atherosclerosis in two independent cohorts.

Effect of dietary omega-3 fatty acid supplementation on frailty related phenotypes in older adults: a systematic review and meta-analysis protocol (2018)
Journal Article
Stocks, J., & Valdes, A. M. (2018). Effect of dietary omega-3 fatty acid supplementation on frailty related phenotypes in older adults: a systematic review and meta-analysis protocol. BMJ Open, 8(5), Article e021344. https://doi.org/10.1136/bmjopen-2017-021344

Introduction: The beneficial effect of dietary omega-3 supplementation in younger adults or older people with acute or chronic disease is established. Knowledge is now needed about the effect in medically stable older people. The objective of this st... Read More about Effect of dietary omega-3 fatty acid supplementation on frailty related phenotypes in older adults: a systematic review and meta-analysis protocol.

Gut microbial diversity is associated with lower arterial stiffness in women (2018)
Journal Article
Valdes, A. M., Menni, C., Lin, C., Cecelja, M., Mangino, M., Matey-Hernandez, M. L., …Chowienczyk, P. (2018). Gut microbial diversity is associated with lower arterial stiffness in women. European Heart Journal, 39(25), 2390a-2397a. https://doi.org/10.1093/eurheartj/ehy226

© The Author(s)2018 All rights reserved. Aims The gut microbiome influences metabolic syndrome (MetS) and inflammation and is therapeutically modifiable. Arterial stiffness is poorly correlated with most traditional risk factors. Our aim was to exam... Read More about Gut microbial diversity is associated with lower arterial stiffness in women.

Genome-wide association meta-analysis of individuals of European ancestry identifies new loci explaining a substantial fraction of hair color variation and heritability (2018)
Journal Article
Hysi, P. G., Valdes, A. M., Liu, F., Furlotte, N. A., Evans, D. M., Bataille, V., …Spector, T. D. (2018). Genome-wide association meta-analysis of individuals of European ancestry identifies new loci explaining a substantial fraction of hair color variation and heritability. Nature Genetics, 50(5), 652-656. https://doi.org/10.1038/s41588-018-0100-5

© 2018 The Author(s). Hair color is one of the most recognizable visual traits in European populations and is under strong genetic control. Here we report the results of a genome-wide association study meta-analysis of almost 300,000 participants of... Read More about Genome-wide association meta-analysis of individuals of European ancestry identifies new loci explaining a substantial fraction of hair color variation and heritability.

A clinical assessment tool to improve the use of pain relieving treatments in knee osteoarthritis (2018)
Journal Article
Akin-Akinyosoye, K., Frowd, N., Marshall, L., Stocks, J., Fernandes, G., Valdes, A., …Walsh, D. (2018). A clinical assessment tool to improve the use of pain relieving treatments in knee osteoarthritis. Osteoarthritis and Cartilage, 26(Supplement 1), S231-S232. https://doi.org/10.1016/j.joca.2018.02.483

Purpose: Approximately 1 in 4 individuals in the UK over the age of 55 experience knee pain (KP), predominantly due to osteoarthritis (OA). Following treatment targeted at the affected knee, pain relief is reported in only 60%–80% of individuals with... Read More about A clinical assessment tool to improve the use of pain relieving treatments in knee osteoarthritis.

Osteoarthritis and ageing (2018)
Journal Article
Valdes, A. M., & Stocks, J. (2018). Osteoarthritis and ageing. European Medical Journal Rheumatology, 3(1),

Ageing is a complex process of accumulation of molecular, cellular, and organ damage, leading to loss of function and increased vulnerability to disease and death, the rate and extent of which varies among individuals. Osteoarthritis (OA) is not only... Read More about Osteoarthritis and ageing.