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Knowledge · General

The complement system: C3a, C5a and the boundary between protection and injury

How complement pathways generate C3b, anaphylatoxins and C5b–9; why endothelial injury is tissue-specific and what positive, negative and retracted clinical findings show.

October 9, 2026
Knowledge · General

TNF‑α and its receptors: how TNFR1 and TNFR2 connect inflammation, survival and repair

Two TNF forms, TNFR1 ubiquitin platforms, caspase-8 and MLKL, TNFR2 signaling and the limits of translating cellular mechanisms into clinical therapy.

October 9, 2026
Knowledge · General

Dendritic cells and TLRs: how recognition becomes an immune response

Dendritic cells: TLRs, MHC-I/MHC-II processing, cross-presentation, metabolism and tolerance. ZOE-50, IMPACT and the negative ACCESS result.

October 9, 2026
Knowledge · Nutrition

Vitamin D, VDR and antimicrobial peptides: mechanisms and clinical limits

Local vitamin D metabolism, VDR, CAMP and DEFB4: enzymes, compartments, LL-37 maturation and the limits of clinical infection prevention.

October 9, 2026
Knowledge · Nutrition

Food-specific IgG4 and IgE allergy: blocking antibodies, degranulation and diagnostic limits

Why food-specific IgG4 neither diagnoses intolerance nor guarantees safety. IgE/FcεRI signalling, IgG4 exchange, BAT, coeliac disease and actual LEAP, EAT, PALISADE and OUtMATCH findings.

October 9, 2026
Knowledge · Nutrition

Zinc and thymulin: T-cell maturation and the limits of thymus restoration

Zinc-dependent thymulin activity, transport and TCR signaling; age-related involution, positive and negative trials, laboratory limitations, and safety.

October 9, 2026
Knowledge · General

Th1, Th2, Th17, and Treg: how context shapes CD4+ T-cell responses

Four CD4+ T-cell programs: receptors, transcription, epigenetics and metabolism, clinical trials, and limits of supplement claims.

October 9, 2026
Knowledge · Nutrition

EGCG and T cells: epigenetics, metabolism and evidence limits

How green tea EGCG interacts with DNMT, FOXP3, NF-κB and mTOR, why mouse findings do not establish stable human Treg, and what clinical studies show about efficacy and liver safety.

October 9, 2026
Knowledge · General

NETs: PAD4, immune thrombosis and autoimmune risks

PAD4, NOX2, myeloperoxidase and elastase enzymology; NETs in thrombosis and autoimmunity, chromatin clearance and negative DNase trials.

October 9, 2026
Knowledge · Supplements

Pycnogenol: procyanidins, metabolites and the limits of vascular and anti-inflammatory effects

How standardized pine bark extract becomes metabolites, what is known about eNOS, COX and 5-LOX, and where clinical trials show positive or negative results.

October 9, 2026
Knowledge · Nutrition

Specialized pro-resolving mediators: the biochemistry of resolvins, protectins and maresins

EPA/DHA enzymatic pathways, stereochemistry, receptors and efferocytosis. Analytical limits of SPM measurements and findings from small studies, REDUCE-IT, STRENGTH and GAUDI.

October 9, 2026
Knowledge · Labs and diagnostics

hs-CRP: C-reactive protein structure, local inflammation, and vascular risk

Pentameric and monomeric CRP structure, calcium and phosphocholine, complement regulation, vascular effects, and the limits of causal inference from hs-CRP. Positive and negative cardiovascular trials.

October 9, 2026
Knowledge · General

Interleukin-6: receptor context, trans-signaling, and the limits of selective therapy

How IL-6 receptors, ADAM10/17 proteolysis, and JAK–STAT3 shape tissue responses, what olamkicept trials found, and why selectivity has limits.

October 9, 2026
Knowledge · Nutrition

Resveratrol and immune signalling: STAT3, NF-κB and the contradictions of SIRT1

STAT3, NF-κB and NAD⁺-dependent deacetylation; conflicting Th17/Treg findings, pharmacokinetics and positive and negative clinical trials.

October 9, 2026
Knowledge · Supplements

Curcuminoids: IKK, NF-κB, TNF-α, and the limits of evidence in rheumatoid arthritis

How structural differences between curcumin, DMC, and BDMC affect redox chemistry and IKK/NF-κB signaling; what positive and negative RA trials show, and where evidence of efficacy and safety ends.

October 9, 2026
Knowledge · Nutrition

Lactoferrin binds iron: antimicrobial peptides and clinical evidence

How lactoferrin coordinates Fe³⁺, how lactoferricin and other experimental mechanisms are studied, and what trials show for preterm sepsis, anemia, H. pylori, and respiratory infections.

October 9, 2026
Knowledge · Nutrition

Monolaurin: membrane mechanisms, enveloped viruses, and the limits of clinical evidence

How GML amphiphilicity changes membranes, why activity depends on the medium, and what short human topical studies actually found. Covers viral spectrum, cell signaling, hydrolysis, and the absence of an established oral treatment regimen.

October 9, 2026
Knowledge · General

Boswellic acids: AKBA, lipoxygenases, and the limits of clinical cartilage protection

How AKBA modulates lipoxygenases, why exposure limits mechanistic translation, and what positive and negative Boswellia trials show.

October 9, 2026
Knowledge · Nutrition

Fungal β-glucans, Dectin-1, and trained innate immunity: molecular form and limits of clinical inference

Structure of β-(1→3)/(1→6)-glucans, Dectin-1 recognition, and cellular trained-immunity models; human studies of yeast and mushroom products, safety, and limits on extrapolating results.

October 9, 2026
Knowledge · Nutrition

Black Elderberry (Sambucus nigra): Composition, Antiviral Hypotheses, and Clinical Limits

What is known about elderberry cyanidin anthocyanins and neuraminidase, the limits of pharmacokinetic evidence, and why small positive trials coexist with a negative RCT in PCR-confirmed influenza. Raw-material safety and the absence of a universal dose are considered separately.

October 9, 2026
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