Merged from 2 sources β review for redundancy.
A pathophysiological state where cells become resistant to specific regulatory signaling molecules (Cytokines, Hormones, Insulin, Leptin) while maintaining or amplifying sensitivity to pro-inflammatory signals, creating a self-perpetuating cycle of dysregulated metabolism and inflammation. This selective blockade is primarily mediated by SOCS proteins (SOCS1/3) that inhibit JAK/STAT pathway signaling downstream of specific receptors, allowing inflammatory patterns to persist while impairing homeostatic feedback loops.
Imagine a home security system with two types of alarms: fire alarms (inflammatory signals) and carbon monoxide detectors (regulatory signals like leptin and insulin). Normally, when the CO detector sounds, it triggers ventilation fans and shuts down the gas line β negative feedback that restores safety. But in selective resistance, someone has stuffed cotton in the CO detector speakers and cut its control wires, while leaving the fire alarms working at full volume. The house can still hear fire warnings and respond with full panic mode, but it's deaf to the quieter signals that say "you're suffocating β open a window, turn off the gas." The fire brigade (inflammatory response) keeps showing up even when there's no fire, because the CO problem (metabolic dysregulation) never gets fixed. The cotton in the speakers? That's SOCS3 protein, physically blocking the receptor's signal. The result: a house in perpetual emergency mode, burning energy on false alarms while the real problem β poor ventilation β goes unaddressed. The kicker: the fire alarms themselves produce more cotton (inflammation induces more SOCS), so the deafness gets worse over time.
Selective resistance operates through a molecular feedback loop centered on SOCS protein induction and JAK/STAT pathway blockade:
Initial Trigger:
Inflammatory cytokines (IL-6, TNF-Ξ±, IL-1Ξ²) + Metabolic stress (hyperglycemia, free fatty acids) β NF-ΞΊB activation β SOCS1/3 gene transcription
SOCS Protein Action:
- SOCS1/SOCS3 proteins bind to Cytokine receptors (leptin receptor, insulin receptor, IFN-Ξ± receptor)
- SOCS3 directly binds JAK1/JAK2 kinases at receptor cytoplasmic domain
- Blocks JAK autophosphorylation and STAT recruitment
- SOCS proteins also recruit E3 ubiquitin ligases β receptor degradation
- Result: JAK β STAT β gene transcription pathway is severed
Selective Pattern:
- Pro-inflammatory receptors (IL-6R, TNF-R1) remain SOCS-insensitive or have alternative pathways
- Regulatory receptors (LepR, InsR, IFNAR1) are SOCS-sensitive
- Creates asymmetry: inflammation signals "on," regulatory signals "off"
Vicious Cycle:
Chronic low-grade inflammation β sustained SOCS3 expression β persistent Leptin resistance + Insulin resistance β continued hyperphagia + hyperglycemia β more Metaflammation β more SOCS3
graph TD
A["IL-6, TNF-Ξ±, Metabolic Stress"] --> B["NF-ΞΊB Activation"]
B --> C[SOCS1/3 Gene Transcription]
C --> D[SOCS Protein Production]
D --> E[JAK/STAT Blockade]
E --> F{Receptor Type?}
F -->|Leptin Receptor| G[Leptin Resistance]
F -->|Insulin Receptor| H[Insulin Resistance]
F -->|"IFN-Ξ± Receptor"| I[Interferon Resistance]
G --> J[Continued Hyperphagia]
H --> K[Hyperglycemia]
I --> L[Impaired Antiviral Immunity]
J --> M[Adipose Expansion]
K --> M
M --> N[More Inflammation]
N --> A
O[Pro-inflammatory Receptors] --> P[SOCS-Insensitive]
P --> Q[Persistent Inflammatory Signaling]
Q --> A
Molecular Specificity:
- SOCS3 contains SH2 domain that binds phosphotyrosine residues on JAK2 (Y1007/Y1008)
- SOCS-box domain recruits Elongin BC-Cullin5-Rbx2 E3 ubiquitin ligase complex
- SOCS1 has kinase inhibitory region (KIR) that blocks JAK catalytic domain
- Different SOCS isoforms show receptor selectivity: SOCS3 β LepR, IL-6R; SOCS1 β IFNAR1, IL-4R
Tissue-Specific Patterns:
- Hypothalamic inflammation: SOCS3 upregulation in Hypothalamus arcuate nucleus β central leptin resistance
- Hepatocytes: SOCS3 blocks insulin signaling β impaired gluconeogenesis suppression
- Adipose tissue: SOCS3 in adipocytes β impaired insulin-stimulated glucose uptake
- Immune cells: SOCS1 in macrophages β IFN-Ξ³ resistance, allowing continued viral replication
Selective resistance is a cornerstone concept in cPNI because it explains the paradox of plenty β why elevated levels of regulatory hormones fail to produce homeostatic effects in chronic disease states. This directly violates evolutionary expectations: our ancestors never experienced sustained elevation of leptin or insulin alongside chronic inflammation, so no adaptive mechanism evolved to preserve signaling under these conditions.
Clinical Context:
- Obesity and Metabolic syndrome: Patients with leptin >15 ng/mL continue overeating because hypothalamic SOCS3 blocks leptin's satiety signal. Clinically, this manifests as hyperphagia despite appropriate or excessive adipose stores β a Mismatch Disease driven by Metaflammation.
- Type 2 Diabetes: SOCS3-mediated insulin resistance means hepatocytes ignore insulin's "stop making glucose" signal, contributing to fasting hyperglycemia >126 mg/dL. The Selfish Brain still receives glucose, but at the cost of systemic metabolic chaos.
- CoVesity (COVID-19 in obesity): SOCS1 upregulation blocks Type I interferon signaling despite intact IFN-Ξ±/Ξ² production. Viral loads remain elevated because infected cells don't respond to interferon's antiviral programs. Clinically, this manifests as severe COVID-19 outcomes (ARDS, Cytokine storm) in patients with BMI >30, even with measurable serum interferon.
- Chronic inflammation syndromes: In conditions like Rheumatoid arthritis or Inflammatory bowel disease, selective resistance to anti-inflammatory signals (IL-10, TGF-beta) allows inflammatory cascades to persist despite therapeutic interventions.
Metamodel Integration:
- Metamodel 3 (Immunology as fourth neural network): Selective resistance demonstrates how immune signaling shapes behavior (hyperphagia) and metabolism (insulin resistance), not through separate systems but through shared molecular pathways.
- Selfish Brain theory: The brain exploits selective resistance to maintain its glucose supply β hypothalamic SOCS3 ensures leptin's "reduce food intake" signal is ignored, preserving caloric intake for neural tissue.
- Evolutionary mismatch: No selective pressure existed for maintaining leptin sensitivity during chronic inflammation + caloric abundance. Our ancestors experienced acute inflammation (infection, injury) with caloric scarcity, or chronic low inflammation with adequate calories β never both simultaneously.
Intervention Implications:
- Cannot simply add more hormone: Giving exogenous insulin or leptin won't overcome SOCS-mediated blockade
- Must target inflammation: Reducing IL-6/TNF-Ξ± (via Omega-3 fatty acids, Curcumin, Exercise) lowers SOCS expression
- Restore receptor sensitivity: Intermittent fasting and Cold exposure reduce SOCS3 in hypothalamus and liver
- Timing matters: SOCS proteins have 1-4 hour half-lives; Time-restricted eating creates windows of restored sensitivity
- Monitor inflammatory markers: CRP >3 mg/L, IL-6 >5 pg/mL suggest active SOCS induction
Biomarkers:
- Leptin >15 ng/mL with BMI >30: probable leptin resistance
- HOMA-IR >2.5: insulin resistance marker, often SOCS-mediated
- Leptin-to-adiponectin ratio >1.5: suggests selective adipokine resistance
- High-sensitivity CRP >3 mg/L: threshold for metaflammation driving SOCS expression
- Fasting insulin >12 ΞΌIU/mL with normal glucose: peripheral insulin resistance pattern
- SOCS3 is the primary mediator of leptin resistance in hypothalamus, blocking JAK2 phosphorylation at leptin receptor
- SOCS1 half-life is 1-2 hours; SOCS3 half-life is 3-4 hours β short duration allows rapid reversibility with intervention
- IL-6 induces SOCS3 within 30-60 minutes via STAT3 activation, creating immediate feedback inhibition of its own receptor
- SOCS3 expression is 5-10 fold elevated in hypothalamus of diet-induced obese mice vs lean controls
- In COVID-19, patients with BMI >30 show 3-fold higher SOCS1 expression in monocytes, correlating with IFN-Ξ± resistance
- Metaflammation with CRP >3 mg/L sufficient to induce sustained SOCS expression in liver and adipose tissue
- SOCS3 knockout mice are leptin-sensitive even on high-fat diet, demonstrating SOCS3 as causative in diet-induced leptin resistance
- Free fatty acids (particularly palmitate >0.4 mM) induce SOCS3 via TLR4 signaling independent of cytokine elevation
- Hypothalamic SOCS3 expression correlates with leptin resistance even when peripheral tissues remain leptin-sensitive
- Exercise acutely suppresses SOCS3 expression for 4-6 hours post-workout in muscle and liver
- SOCS proteins contain degron sequences targeting them for proteasomal degradation, explaining short half-life
- In severe COVID-19, SOCS1-mediated IFN-Ξ± resistance correlates with viral loads >10^6 copies/mL and need for mechanical ventilation
- SOCS1 β Primary mediator of Type I interferon resistance in viral infections; blocks IFNAR1/JAK1 signaling creating vulnerability to SARS-CoV-2 replication
- SOCS3 β Central molecule in metabolic selective resistance; binds JAK2 at leptin receptor and insulin receptor, creating simultaneous leptin and insulin resistance
- JAK/STAT pathway β SOCS proteins specifically target this signaling cascade, blocking STAT phosphorylation and nuclear translocation required for gene transcription
- Leptin resistance β Canonical example of selective resistance; elevated leptin fails to suppress appetite because hypothalamic SOCS3 blocks leptin receptor signaling
- Insulin resistance β SOCS3-mediated blockade of insulin receptor β JAK2 β IRS-1 signaling impairs glucose uptake despite hyperinsulinemia
- Metaflammation β Chronic low-grade inflammation drives sustained SOCS expression through IL-6/TNF-Ξ± β NF-ΞΊB β SOCS transcription cycle
- Type I interferon β SOCS1 creates selective resistance to IFN-Ξ±/Ξ² while maintaining sensitivity to pro-inflammatory IL-6/TNF-Ξ±, impairing antiviral immunity
- CoVesity β Obesity-associated SOCS1 upregulation creates IFN-Ξ± resistance, allowing SARS-CoV-2 replication despite intact interferon production
- Cytokine storm β Selective resistance permits unrestrained IL-6/TNF-Ξ± signaling while blocking regulatory IL-10/TGF-Ξ², driving hyperinflammation
- Immunometabolism β SOCS-mediated resistance links metabolic dysfunction (insulin resistance) with immune dysfunction (cytokine resistance) through shared signaling pathways
- IL-6 β Potent inducer of SOCS3 expression; creates negative feedback loop on its own receptor while permitting continued inflammatory signaling through alternative pathways
- TNF-Ξ± β Synergizes with IL-6 to upregulate SOCS proteins via NF-ΞΊB activation, driving both cytokine and hormone resistance
- Trained immunity β Epigenetic reprogramming can sustain SOCS expression patterns even after initial inflammatory trigger resolves, creating persistent resistance state
- Warburg effect in immune cells β Metabolic shift to aerobic glycolysis in activated immune cells associated with SOCS-mediated insensitivity to regulatory signals
- Hypothalamic inflammation β Microglial activation and SOCS3 expression in arcuate nucleus creates central leptin resistance despite normal peripheral leptin sensitivity
- ACE2 β Downregulation in obesity may synergize with SOCS1-mediated IFN resistance to worsen COVID-19 outcomes through dual impairment of antiviral mechanisms
- Chronic inflammation β Sustained elevation of inflammatory mediators maintains SOCS expression, perpetuating resistance to regulatory hormones and cytokines
- NF-ΞΊB β Master transcription factor driving SOCS1/3 gene expression in response to inflammatory stimuli and metabolic stress signals
- Adipokine β Selective resistance creates imbalance: resistance to regulatory adipokines (leptin, adiponectin) while maintaining sensitivity to inflammatory adipokines (resistin, visfatin)
- Glucocorticoid resistance β Parallel selective resistance mechanism where chronic stress induces resistance to cortisol's anti-inflammatory effects while maintaining metabolic effects
- Catecholamine resistance β Similar SOCS-like mechanism in adrenergic signaling during chronic stress creates resistance to catecholamine's metabolic signals
- Cortisol resistance β Shares mechanistic parallels with cytokine resistance; chronic elevation leads to receptor downregulation and impaired negative feedback
- Free fatty acids β Particularly saturated fats (palmitate) induce SOCS3 via TLR4 signaling, creating direct metabolic trigger for selective resistance independent of cytokines
- Omega-3 fatty acids β EPA/DHA suppress SOCS3 expression through GPR120 activation and NF-ΞΊB inhibition, restoring leptin and insulin sensitivity
- Exercise β Acutely suppresses SOCS3 expression through IL-6 paradox (exercise-induced IL-6 differs from chronic inflammatory IL-6 in downstream effects)
- Intermittent fasting β Reduces SOCS3 expression in hypothalamus and liver, creating windows of restored leptin/insulin sensitivity during refeeding
- Curcumin β Inhibits NF-ΞΊB activation, reducing SOCS3 transcription and partially restoring cytokine sensitivity in inflammatory conditions
- Obesity β Primary clinical context for selective resistance; adipose tissue inflammation drives SOCS expression creating simultaneous leptin, insulin, and interferon resistance
Selective resistance is the phenomenon where cells become resistant to certain homeostatic hormonal signals (e.g., Leptin, Insulin) while maintaining or amplifying sensitivity to pro-inflammatory signals (e.g., IL-6, TNF-Ξ±) due to differential inhibitory effects of SOCS proteins and other negative regulators on JAK/STAT pathway and insulin receptor signaling. This creates a metabolic-inflammatory trap where feedback mechanisms that would normally restore balance are blocked, while inflammatory amplification loops remain intact or hyperactive.
Think of a building's fire alarm system that's been rewired by a malfunction. Normally, when smoke is detected, the alarm sounds AND the sprinkler system activates. But imagine the wiring gets crossed: now when smoke is detected, the alarm still screams louder and louder (inflammatory signaling preserved), but the sprinklers are disconnected (metabolic regulation blocked). The janitor keeps shouting "There's a fire!" (leptin trying to signal satiety), but the sprinkler control room has unplugged their phone line (leptin resistance via SOCS3). Meanwhile, the alarm keeps feeding back into itself, getting louder with each loop (inflammatory cytokines amplifying more inflammation). The building has become selectively deaf to "turn off the alarm and fix the problem" messages, but hyper-responsive to "there's danger, sound the alarm louder" messages. This is the metabolic trap of chronic low-grade inflammation: the body can't hear its own satiety and glucose regulation signals, but it hears every whisper of inflammatory threat as a shout.
Selective resistance emerges through differential regulation of signaling pathways by negative feedback molecules, primarily the SOCS protein family:
SOCS-Mediated Pathway Discrimination:
- Inflammatory Cytokine Exposure β IL-6, TNF-Ξ±, Type I interferon bind receptors β activate JAK/STAT pathway
- SOCS Induction β JAK/STAT activation β STAT3 nuclear translocation β transcription of SOCS1 and SOCS3 genes
- Differential SOCS Action:
- SOCS3 binds to Leptin receptor (ObRb) at Box 1/2 domains β blocks JAK2 phosphorylation β prevents STAT3 activation β leptin signal terminated
- SOCS3 binds to Insulin receptor substrate (IRS-1/2) β targets for ubiquitin-mediated degradation β insulin signaling blocked
- SOCS1/3 have LESS inhibitory effect on IL-6/JAK/STAT pathway used by inflammatory cytokines β inflammatory signals preserved
- Feed-Forward Loop β blocked leptin/insulin signaling β metabolic dysfunction continues β more Metaflammation β more SOCS expression β deeper resistance
graph TD
A["Chronic IL-6/TNF-Ξ±"] -->|JAK/STAT| B[SOCS1/3 Transcription]
B --> C{SOCS Proteins}
C -->|Strong Inhibition| D[Leptin Receptor/JAK2]
C -->|Strong Inhibition| E[Insulin Receptor/IRS-1/2]
C -->|Weak Inhibition| F[IL-6 Signaling]
C -->|Weak Inhibition| G[Type I IFN Signaling]
D --> H[Leptin Resistance]
E --> I[Insulin Resistance]
F --> J[Preserved Inflammatory Response]
G --> J
H --> K[Continued Hyperphagia]
I --> K
K --> L[Obesity/Hyperglycemia]
L --> M[More Metaflammation]
M -->|Feed-Forward| A
Molecular Specificity:
- SOCS3 KIR domain (kinase inhibitory region) fits perfectly into leptin receptor Box 1 motif but has lower affinity for gp130 (shared IL-6 receptor component)
- SOCS1 preferentially inhibits IFN-Ξ³ signaling but at higher chronic levels also blocks insulin signaling
- PTP1B (protein tyrosine phosphatase 1B) is co-induced with SOCS β dephosphorylates insulin receptor β additive insulin resistance
- JNK activation by TNF-Ξ± β serine phosphorylation of IRS-1 (Ser307) β blocks insulin signaling but doesn't affect inflammatory pathways
- ERK1/2 pathway remains active β continues to propagate inflammatory signals while metabolic pathways shut down
Threshold Effects:
- SOCS3 expression increases 5-10 fold in obesity and chronic low-grade inflammation
- Leptin levels >50 ng/mL with continued hunger = functional leptin resistance
- Insulin resistance develops when SOCS3 blocks >60% of insulin receptor substrate phosphorylation
- Type I interferon signaling preserved even when SOCS1 is highly expressed due to receptor redundancy and alternative JAK usage
Additional Mechanisms:
- ER stress in chronic inflammation β activation of IRE1Ξ± β splicing of XBP1 β transcription of inflammatory genes but inhibition of insulin signaling
- Ceramide accumulation from saturated fatty acid metabolism β direct inhibition of Akt phosphorylation β insulin resistance without affecting NF-ΞΊB inflammatory signaling
- mTORC1 hyperactivation β S6K1 phosphorylates IRS-1 at Ser1101 β insulin resistance but preserved amino acid sensing and inflammatory signaling
Selective resistance is the central mechanism explaining why Metaflammation becomes self-perpetuating and why traditional metabolic interventions often fail in chronic inflammatory states:
Clinical Paradox:
- Patients with obesity, Type 2 Diabetes, or metabolic syndrome display massively elevated Leptin (often 30-100 ng/mL vs. normal 5-15 ng/mL) yet continue to experience hunger and fail to reduce food intake
- High Insulin levels (fasting insulin >15 ΞΌU/mL) yet poor glucose control
- Simultaneously show exaggerated inflammatory responses to minor infections or stress
- This explains the CoVesity phenomenon: obese patients with COVID-19 were both metabolically compromised AND hyper-inflammatory
Metamodel Connections:
- Violates Metamodel 0 (homeostasis) by creating a state where normal negative feedback is disabled
- Central to Metamodel 1 (chronic low-grade inflammation) as the mechanism that locks in inflammatory state
- Connects to evolutionary mismatch: SOCS proteins evolved to limit acute inflammatory responses after infection cleared, but chronic dietary/lifestyle triggers create permanent SOCS elevation
Intervention Logic:
This mechanism explains why:
- Leptin supplementation fails in obesity (receptors are blocked, more hormone won't help)
- Insulin therapy requires escalating doses in T2DM (receptor resistance, not hormone deficiency)
- Anti-inflammatory approaches work FIRST β reduce SOCS expression β restore metabolic hormone sensitivity β then metabolic interventions become effective
- Weight loss is harder to initiate in inflamed states (leptin can't signal satiety) but becomes easier once inflammation resolves
Clinical Biomarkers:
- Elevated CRP (>3 mg/L) + elevated leptin (>30 ng/mL) = likely selective resistance state
- HOMA-IR >2.5 with normal/low glucose initially = early insulin selective resistance
- High IL-6 (>5 pg/mL) predicts poor response to lifestyle interventions alone
- Adiponectin <5 ΞΌg/mL suggests advanced metabolic resistance state
Treatment Hierarchy:
- Address inflammation first: Omega-3 fatty acids (EPA 2-4g/day) to reduce IL-6 and shift to Specialized pro-resolving mediators (SPMs)
- SOCS-lowering interventions: Curcumin (500-1000mg/day), Resveratrol, Intermittent fasting to reduce SOCS3 expression
- Insulin sensitizers: Metformin works partly by reducing inflammatory signaling independent of insulin receptor
- ONLY THEN: metabolic hormone optimization and macronutrient manipulation
Patient Phenotype Recognition:
- "Hungry all the time despite eating well" = likely leptin selective resistance
- "Blood sugar won't budge despite perfect diet" + elevated inflammatory markers = insulin selective resistance
- "Every minor illness hits me hard" + metabolic dysfunction = preserved inflammatory sensitivity
- SOCS3 expression increases 5-10 fold in chronic low-grade inflammation and obesity
- SOCS3 inhibits leptin receptor signaling by binding JAK2 at Box 1/2 domains with KIR domain interaction
- Leptin levels >50 ng/mL with continued hunger indicates functional leptin resistance mediated by SOCS3
- SOCS proteins show 3-4 times higher affinity for leptin/insulin receptors than for IL-6/gp130 signaling complexes
- Insulin resistance develops when SOCS3 blocks >60% of IRS-1/2 phosphorylation
- Type I interferon signaling remains intact even with high SOCS1 due to receptor pathway redundancy
- JNK-mediated serine phosphorylation of IRS-1 at Ser307 creates additive insulin resistance while preserving TNF-Ξ± inflammatory signaling
- SOCS3 gene transcription is directly activated by STAT3, creating a negative feedback loop that's differential (blocks leptin/insulin more than IL-6)
- Anti-inflammatory interventions that reduce IL-6 by >40% can restore leptin sensitivity within 4-8 weeks
- Selective resistance explains the "weight loss resistance" phenomenon: 70% of obese patients with CRP >5 mg/L fail standard caloric restriction
- Resolution of inflammation (measured by increased Resolvins and decreased IL-6) must precede successful metabolic hormone restoration in 85% of chronic cases
- Curcumin at 1000mg/day reduces SOCS3 expression by 30-50% within 8 weeks in human studies
- SOCS1 β primary mediator of selective resistance to interferon signaling, also blocks insulin pathway at high chronic levels
- SOCS3 β key mediator blocking leptin receptor JAK2 and insulin receptor substrate, differentially spares IL-6 signaling
- Leptin resistance β major clinical manifestation where high leptin fails to suppress appetite due to SOCS3 blocking ObRb receptor
- Insulin resistance β parallel phenomenon where SOCS3 and JNK target IRS-1/2 for degradation while inflammatory pathways remain active
- Metaflammation β the chronic low-grade inflammatory state that induces and perpetuates selective resistance via continuous SOCS expression
- JAK/STAT pathway β the signaling cascade differentially inhibited by SOCS proteins, with stronger block on metabolic than inflammatory receptors
- Type I interferon β signaling pathway that remains sensitive despite SOCS1 elevation, contributing to maintained antiviral responses in metabolic disease
- IL-6 β inflammatory cytokine that both induces SOCS3 and uses gp130 receptor less inhibited by SOCS3 than leptin receptor
- TNF-Ξ± β activates JNK pathway causing serine phosphorylation of IRS-1, creating insulin resistance independent of SOCS mechanism
- Obesity β state characterized by selective resistance where adipose tissue inflammation drives SOCS expression
- Type 2 Diabetes β metabolic disease where selective insulin resistance combines with preserved inflammatory sensitivity
- chronic low-grade inflammation β underlying condition driving continuous SOCS protein expression and maintaining resistance state
- Cytokine resistance β broader concept of which selective resistance is a specific, clinically significant pattern
- Cortisol resistance β parallel phenomenon in HPA axis where glucocorticoid receptors become resistant while inflammatory signaling persists
- Trained immunity β innate immune memory that can contribute to sustained SOCS expression through epigenetic modifications in monocytes
- Adipokine β family of signaling molecules including leptin that are subject to selective resistance in metabolic inflammation
- NF-ΞΊB β transcription factor activated by inflammatory signals, remains active while metabolic signaling is blocked
- Omega-3 fatty acids β intervention that reduces IL-6 and TNF-Ξ±, thereby lowering SOCS expression and restoring hormone sensitivity
- Curcumin β natural compound that directly reduces SOCS3 gene expression through inhibition of STAT3 activation
- Intermittent fasting β lifestyle intervention that reduces chronic SOCS3 expression by 40-60% through periods of low insulin and reduced inflammation
- CoVesity β clinical syndrome demonstrating selective resistance: metabolic dysfunction with preserved/amplified inflammatory response to SARS-CoV-2
- ER stress β endoplasmic reticulum stress that contributes to selective resistance through IRE1Ξ±/XBP1 pathway activation
- mTORC1 β nutrient sensor that when hyperactive phosphorylates IRS-1 at Ser1101 creating insulin resistance while maintaining inflammatory signaling
- Resolution of inflammation β therapeutic goal requiring restoration of SPM production to break selective resistance cycle