Research
Part 2 of 2
ME/CFS research
Medrxiv preprint
Replicated blood-based biomarkers for Myalgic Encephalomyelitis not explicable by inactivity - Beentjes, Ponting et al
Some quotes from the abstract: "Here, we use UK Biobank (UKB) data for up to 1,455 ME cases and 131,303 population controls to discover hundreds of molecular and cellular blood traits that differ significantly between cases and controls." "116 of these traits are replicated, as they are significant for both female and male cohorts." "Individually, significant effects on blood traits, however, were not sufficient to cleanly distinguish cases from controls."
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Feminism and Psychology
Toward the emancipation of “medically unexplained” and energy-limiting conditions: Contesting and reimagining psy through the lens of feminist disability studies - Hunt
"I conclude that feminist disability studies can help transform psy in an emancipatory direction through reimagining disability in a socioculturally and biopolitically cognisant, embodied, and maximally inclusive manner. The case of “medically unexplained” and energy-limiting chronic illness exemplifies this assertion."
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BJGP Open
Patient experiences of remote consulting with chronic fatigue syndrome/myalgic encephalomyelitis and fibromyalgia: a qualitative study - Leach et al.
13 interviews were conducted with ME/CFS patients on their experience with remote consultations.
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Advances in Public Health
A Novel Nomogram for Early Identification of CFS-Like Symptoms in University Students with Infectious Mononucleosis - Sun et al. 2024
Tis Chinese research group tried to develop a prediction model for patients with fatigue following infectious mononucleosis in university students.
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Autoimmunity Reviews
Ear abnormalities in chronic fatigue syndrome (CFS), fibromyalgia (FM), Coronavirus-19 infectious disease (COVID) and long-COVID syndrome (PCS), sick-building syndrome (SBS), post-orthostatic tachycardia syndrome (PoTS), and autoimmune/inflammatory syndrome induced by adjuvants (ASIA): A systematic review - Sake et al.
The authors did a literature review regarding to hearing and labyrinthic disturbances in the medical conditions described in the title.
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Medicina
A Multimodal Magnetic Resonance Imaging Study on Myalgic Encephalomyelitis/Chronic Fatigue Syndrome: Feasibility and Clinical Correlation - Kaur et al.
In this brain imaging study, ME/CFS patients showed higher N-Acetylaspartate in the left dorsolateral prefrontal cortex compared to healthy controls which correlated with poorer fatigue, pain, and sleep quality scores.
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Long Covid research
Nature
Fibrin drives thromboinflammation and neuropathology in COVID-19 — Ryu et al.
"Incubation of spike with healthy donor plasma […] resulted in altered clot structure shown by scanning electron microscopy" "we show that fibrin suppresses transcriptomic and phosphoproteomic signal transduction pathways controlling NK cell cytotoxicity, proliferation and migration." "suggest that fibrin interferes with IL-15 signalling"
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Molecular Medicine
Alterations in plasma proteome during acute COVID-19 and recovery — Suski et al.
"we identified 167 proteins that were differentially regulated between follow-up and hospitalization, which functionally aggregated into immune system activation, complement and coagulation cascades, interleukins signalling, platelet activation, and extracellular matrix organization"
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Journal of Cellular and Molecular Medicine
Impaired instructive and protective barrier functions of the endothelial cell glycocalyx pericellular matrix is impacted in COVID-19 disease — Margaret M. Smith and James Melrose
"A critical role for the evolutionarily conserved Hippo mechanosensory cell signalling pathway has been uncovered in the etiopathogenesis of COVID-19 disease and represents a potential new mechanistic pathway for the development of this disease."
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Journal of Medical Virology
Inflammation-, immunothrombosis,- and autoimmune-feedback loops may lead to persistent neutrophil self-stimulation in long COVID — Alain R. Thierry and Dominique Salmon
"Here, we focus on two hypotheses: first, on the possible implication of formation of NETs (NETosis) in the long COVID pathophysiology; and second, on the possible implication of neutrophils and NETs in long COVID, wherein neutrophils' auto‐stimulation derives from a number of intertwined positive feedback loops."
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European Archives of Psychiatry and Clinical Neuroscience
Subjective and objective measures of cognitive function are correlated in persons with Post-COVID-19 Condition: a secondary analysis of a Randomized Controlled Trial — Kwan et al.
"Herein, we report an association between self-reported cognitive functions (i.e., attention/concentration, retrospective memory, prospective memory, and planning/organization) as measured by the PDQ-20 and objective cognitive functions including processing speed, as measured by the DSST, and sets shifting, as measured by the TMT-B, in persons with PCC."
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Journal of Infection
Prevalence and impact of persistent symptoms following SARS-CoV-2 infection among healthcare workers: a cross-sectional survey in the SIREN cohort — Sarah Foulkes et al.
"The prevalence of persistent symptoms (symptoms lasting over 12 weeks) differed by infection episode; highest for first infections (32.7%; 1,557/4,767) compared to second (21.6%; 214/991) and third infections (21.6%; 16/74)."
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Open Forum Infectious Diseases
Two-Year Longitudinal Study Reveals That Long COVID Symptoms Peak and Quality of Life Nadirs at 6–12 Months Postinfection — Zoe O Demko et al.
"During the study period, 33% of participants experienced long COVID (had not returned to pre-COVID-19 health status and reported at least 1 symptom >90 days postinfection); 8% had not returned to their pre-COVID-19 health status 24 months postinfection. Long COVID symptoms peaked 6 months post-COVID-19, frequently causing activity limitations"
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JRSM Open
Long COVID symptoms and demographic associations: A retrospective case series study using healthcare application data — David Sunkersing et al.
"In this app-based, retrospective study across three waves of the pandemic, we found that pain, neuropsychological symptoms and fatigue were the commonest self-reported symptoms in individuals with LC in England and Wales."
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Open Forum Infectious Diseases
Post-Acute Sequelae of COVID (PASC or Long COVID): An Evidenced-based Approach — Griffin
Review article. "It is expected that this growing understanding of the mechanisms driving PASC, and the benefits seen with certain therapeutics may not only lead to better outcomes for those with PASC but may also have the potential for understanding and treating other post-infectious sequelae."
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Nature Scientific Reports
Long COVID diagnostic with differentiation from chronic lyme disease using machine learning and cytokine hubs — Patterson et al.
"Here, we report a machine‑learning approach to LC/PASC diagnosis on 347 individuals using cytokine hubs that are also capable of differentiating LC from chronic lyme disease (CLD)."
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Brain, Behavior, and Immunity
Association between childhood abuse and risk of post-COVID-19 conditions: Results from three large prospective cohort studies — Vyas et al.
"We observed a dose-dependent relationship between severity of childhood abuse and post-COVID conditions (p-trend:<0.0001)" "Several biological pathways may underlie the association we found between childhood abuse and post-COVID conditions."
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Sleep Medicine
Sleep disorder syndromes of post-acute sequelae of SARS-CoV-2 (PASC) / Long Covid — Coelho et al.
"In 42 patients with PASC, five categories of sleep disorder syndromes were observed following a sleep clinic evaluation, including obstructive sleep apnea, chronic insomnia disorder , primary hypersomnia, REM behavior disorder (RBD), and new onset circadian phase delay."
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Nature Scientific Reports
Individually tailored exercise in patients with postural orthostatic tachycardia syndrome related to post-COVID-19 condition – a feasibility study — Svensson et al.
"Symptoms that were frequently reported, during the intervention as well as at pre- and post-assessment, were mental fatigue and PEM. The only fatigue score that was part of the data collection was FSS—however, the scale did not fully seem to capture the complexity of fatigue."
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Annals of Allergy, Asthma & Immunology
Diagnosing, Managing, and Studying Long-COVID Syndromes in Children & Adolescents in Rural and Underserved Populations — Kathryn Weakley and Jessica Snowden
"Increased frequency and severity of COVID-19 infections; decreased access to healthcare and supporting services; environmental and social structure factors that exacerbate post-acute sequelae of COVID-19 (PASC); and increased baseline frequency of health disorders that may complicate post-COVID issues, such as higher rates of obesity, asthma, diabetes, and mental health disorders all place children and adolescents in under-resourced areas at significant risk."
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The Annals of Family Medicine
Challenges in Receiving Care for Long COVID: A Qualitative Interview Study Among Primary Care Patients About Expectations and Experiences — Elena Gardner et al.
"Primary care patients’ experiences seeking care for long COVID are incongruent with their expectations. Patients must overcome barriers at each level of the health care system and are frustrated by the constant challenges."
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British Medical Bulletin
Long COVID among healthcare workers: a narrative review of definitions, prevalence, symptoms, risk factors and impacts — Dempsey et al.
"LC is prevalent among HCWs who become infected by COVID-19." "Identifying the mechanism(s) responsible for LC is a key priority, as this will inform treatments."
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