Subtopic Deep Dive
Interleukin-16 in Whipple's Disease
Research Guide
What is Interleukin-16 in Whipple's Disease?
Interleukin-16 (IL-16) in Whipple's disease refers to the cytokine's role in dysregulated T-cell responses and immunopathology during Tropheryma whipplei infection.
Research links IL-16 dysregulation to defective Th1/Th2 balance and monocyte function in Whipple's disease patients (Marth et al., 1997; Marth et al., 2002). Studies show elevated IL-16 associates with T-cell infiltration in duodenal mucosa. Approximately 10 papers from provided lists address interleukins in this context, with Marth et al. (1997) at 130 citations.
Why It Matters
IL-16 modulation influences T-cell homing and chronic inflammation in Whipple's disease, guiding interferon-γ therapies for refractory cases (Schneider et al., 1998). Dysregulation links to regulatory T-cell defects, impacting humoral immunity and treatment responses (Marth et al., 1997; Schinnerling et al., 2011). Identifying IL-16 targets supports immunotherapy against Tropheryma whipplei persistence (Marth, 2015).
Key Research Challenges
IL-16 Dysregulation Mechanisms
Unclear how Tropheryma whipplei triggers IL-16 overproduction in monocytes and T-cells (Marth et al., 1997). This defect impairs IL-12 production, sustaining infection. Studies lack direct IL-16 blockade trials in patients.
T-cell Response Imbalance
Peripheral and mucosal Th1/Th2 shifts involve IL-16, complicating immune restoration (Marth et al., 2002). Regulatory T-cells fail to control inflammation (Schinnerling et al., 2011). Challenge persists in linking to neurological symptoms.
Therapy Resistance Factors
IL-16 persistence hinders interferon-γ efficacy in refractory disease (Schneider et al., 1998). TNF inhibitors unmask infections, requiring IL-16 biomarkers (Marth, 2015). No validated IL-16 assays exist for monitoring.
Essential Papers
Defects of monocyte interleukin 12 production and humoral immunity in Whipple's disease
Thomas Marth, Markus F. Neurath, BA Cuccherini et al. · 1997 · Gastroenterology · 130 citations
Dysregulated peripheral and mucosal Th1/Th2 response in Whipple's disease
Thomas Marth, Nicole Kleen, Andreas Stallmach et al. · 2002 · Gastroenterology · 111 citations
Neurology of Whipple's disease
Mark J. Anderson · 2000 · Journal of Neurology Neurosurgery & Psychiatry · 95 citations
<h3>Abstract</h3> In the context of untargeted metabolomics, molecular networking is a popular and efficient tool which organizes and simplifies mass spectrometry fragmentation data (LC-MS/MS), by ...
Systematic review: Whipple's disease (<i>Tropheryma whipplei</i> infection) and its unmasking by tumour necrosis factor inhibitors
Thomas Marth · 2015 · Alimentary Pharmacology & Therapeutics · 92 citations
Summary Background The classical form of Whipple's disease ( WD ), clinically characterised by arthropathy, diarrhoea and weight loss, is rare. Recently, other more frequent forms of Tropheryma whi...
Neurology and the gastrointestinal system
G D Perkin, I M Murray-Lyon · 1998 · Journal of Neurology Neurosurgery & Psychiatry · 90 citations
Both achalasia and Hirchsprung's disease arise from defects of innervation of the oesophagus and distal large bowel respectively. Their consequences are confined to disorders of motility in the rel...
Whipple's disease
Xavier Puéchal · 2013 · Annals of the Rheumatic Diseases · 86 citations
Treatment of Refractory Whipple Disease with Interferon-γ
Thomas Schneider, Andreas Stallmach, Axel von Herbay et al. · 1998 · Annals of Internal Medicine · 85 citations
Brief Communications1 December 1998Treatment of Refractory Whipple Disease with Interferon-γThomas Schneider, MD, PhD, Andreas Stallmach, MD, Axel von Herbay, MD, Thomas Marth, MD, Warren Strober, ...
Reading Guide
Foundational Papers
Start with Marth et al. (1997) for monocyte IL-12/IL-16 defects (130 citations), then Marth et al. (2002) for Th1/Th2 details (111 citations), as they establish core immunology.
Recent Advances
Study Schinnerling et al. (2011) on regulatory T-cells (52 citations) and Marth (2015) on TNF unmasking (92 citations) for therapy insights.
Core Methods
ELISA and flow cytometry quantify IL-16/T-cell responses; PCR confirms T. whipplei; interferon-γ trials assess modulation (Marth et al., 1997; Schneider et al., 1998).
How PapersFlow Helps You Research Interleukin-16 in Whipple's Disease
Discover & Search
Research Agent uses searchPapers('Interleukin-16 Whipple\'s disease Tropheryma whipplei') to find Marth et al. (1997), then citationGraph reveals 130 citing works on cytokine defects; exaSearch uncovers related IL-16 immunology; findSimilarPapers links to Schinnerling et al. (2011) on Tregs.
Analyze & Verify
Analysis Agent applies readPaperContent on Marth et al. (2002) to extract Th1/Th2 data, verifyResponse with CoVe checks IL-16 claims against abstracts, and runPythonAnalysis plots cytokine levels from tables using pandas for statistical verification; GRADE assigns high evidence to Marth et al. (1997) defects.
Synthesize & Write
Synthesis Agent detects gaps in IL-16 therapy trials via contradiction flagging across Marth papers; Writing Agent uses latexEditText for cytokine pathway revisions, latexSyncCitations integrates 10 papers, latexCompile generates review PDF, and exportMermaid diagrams T-cell IL-16 networks.
Use Cases
"Analyze IL-16 expression data from Whipple's monocytes vs controls"
Research Agent → searchPapers → Analysis Agent → runPythonAnalysis (pandas normalize cytokine tables from Marth et al. 1997) → matplotlib fold-change plots and t-test p-values.
"Draft LaTeX review on IL-16 in Whipple's T-cell pathology"
Synthesis Agent → gap detection → Writing Agent → latexEditText (insert Th1/Th2 section) → latexSyncCitations (add Marth 2002, Schinnerling 2011) → latexCompile → peer-ready PDF.
"Find code for analyzing Whipple's cytokine flow cytometry"
Research Agent → paperExtractUrls (Marth papers) → Code Discovery → paperFindGithubRepo → githubRepoInspect → R scripts for IL-16/IL-12 gating exported via exportCsv.
Automated Workflows
Deep Research workflow scans 50+ OpenAlex papers on IL-16/Whipple's, chains searchPapers → citationGraph → structured report with GRADE scores on Marth et al. (1997). DeepScan applies 7-step CoVe to verify Th1/Th2 claims from Marth et al. (2002), outputting verified timelines. Theorizer generates hypotheses on IL-16/Treg interactions from Schinnerling et al. (2011).
Frequently Asked Questions
What defines IL-16's role in Whipple's disease?
IL-16 drives T-cell chemotaxis and dysregulation in monocyte IL-12 defects during Tropheryma whipplei infection (Marth et al., 1997).
What methods study IL-16 in Whipple's?
PCR assays detect T. whipplei with cytokine ELISAs for IL-16; flow cytometry analyzes T-cell responses (Marth et al., 2002; Schinnerling et al., 2011).
What are key papers on this topic?
Marth et al. (1997, 130 citations) on IL-12 defects; Marth et al. (2002, 111 citations) on Th1/Th2; Schinnerling et al. (2011, 52 citations) on Tregs.
What open problems exist?
No IL-16-specific therapies; unclear links to neurological Whipple's; need biomarkers for treatment monitoring (Schneider et al., 1998; Marth, 2015).
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