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Mif

M. musculus

macrophage migration inhibitory factor (glycosylation-inhibiting factor)

What the model saw

Gene: Mif
Organism: Mus musculus
Known functions: macrophage migration inhibitory factor (glycosylation-inhibiting factor). macrophage migration inhibitory factor. chemoattractant activity. cytokine activity. cytokine receptor binding. dopachrome isomerase activity. identical protein binding. phenylpyruvate tautomerase activity. protease binding. protein-containing complex binding.
View unredacted entry
macrophage migration inhibitory factor (glycosylation-inhibiting factor). macrophage migration inhibitory factor. chemoattractant activity. cytokine activity. cytokine receptor binding. dopachrome isomerase activity. identical protein binding. phenylpyruvate tautomerase activity. protease binding. protein-containing complex binding.

Solver output

Predicted influence
Anti-longevity
Confidence
75%
Mechanism
Chronic inflammation
Reasoning

MIF (Macrophage Migration Inhibitory Factor) is a pleiotropic pro-inflammatory cytokine that promotes macrophage activation, immune cell recruitment via chemoattractant activity, and sustains inflammatory responses by inhibiting glucocorticoid-mediated immune suppression. Chronic, low-grade inflammation (inflammaging) is a well-established driver of aging and age-related pathology, and MIF is a key upstream mediator of this process. MIF also activates NF-κB and MAPK signaling cascades, amplifying inflammatory cytokine production. Its tautomerase enzymatic activity (phenylpyruvate tautomerase/dopachrome isomerase) is linked to its pro-inflammatory signaling role. Studies in mice show that MIF deficiency is associated with reduced inflammatory burden and improved metabolic profiles, suggesting its normal function accelerates aging-associated pathology rather than opposing it.

Key pathways
NF-κB/MAPK pro-inflammatory signalingmacrophage activation and cytokine cascadeinflammaging/chronic sterile inflammation
Longevity influence
Anti-longevity
Lifespan effect
Increase

GenAge curators classify each gene's normal function as promoting (Pro-Longevity) or opposing (Anti-Longevity) longevity, based on synthesis across studies. Loss-of-function effects can vary from this depending on the manipulation.

Advisor judgment

Answer
Correct
Mechanism
Correct
Reasoning quality
4/5
Failure mode
Correct
Notes

The model correctly predicted anti_longevity for Mif in Mus musculus. The mechanistic reasoning is sound: MIF is a pro-inflammatory cytokine, and its role in promoting chronic inflammation (inflammaging) as a driver of aging-related pathology is well-established. The model correctly identifies that MIF deficiency in mice is associated with reduced inflammatory burden, supporting the anti-longevity classification. The confidence of 0.75 is appropriate. The reasoning about NF-κB/MAPK signaling, macrophage activation, and inflammaging is accurate and relevant. Minor note: the model could have cited more specific longevity studies in mice, but the overall mechanistic framework is correct.

Raw API responses

solver

{
  "reasoning": "MIF (Macrophage Migration Inhibitory Factor) is a pleiotropic pro-inflammatory cytokine that promotes macrophage activation, immune cell recruitment via chemoattractant activity, and sustains inflammatory responses by inhibiting glucocorticoid-mediated immune suppression. Chronic, low-grade inflammation (inflammaging) is a well-established driver of aging and age-related pathology, and MIF is a key upstream mediator of this process. MIF also activates NF-κB and MAPK signaling cascades, amplifying inflammatory cytokine production. Its tautomerase enzymatic activity (phenylpyruvate tautomerase/dopachrome isomerase) is linked to its pro-inflammatory signaling role. Studies in mice show that MIF deficiency is associated with reduced inflammatory burden and improved metabolic profiles, suggesting its normal function accelerates aging-associated pathology rather than opposing it.",
  "confidence": 0.75,
  "key_pathways": [
    "NF-κB/MAPK pro-inflammatory signaling",
    "macrophage activation and cytokine cascade",
    "inflammaging/chronic sterile inflammation"
  ],
  "mechanism_class": "chronic_inflammation",
  "longevity_influence": "anti_longevity"
}

advisor

{
  "notes": "The model correctly predicted anti_longevity for Mif in Mus musculus. The mechanistic reasoning is sound: MIF is a pro-inflammatory cytokine, and its role in promoting chronic inflammation (inflammaging) as a driver of aging-related pathology is well-established. The model correctly identifies that MIF deficiency in mice is associated with reduced inflammatory burden, supporting the anti-longevity classification. The confidence of 0.75 is appropriate. The reasoning about NF-κB/MAPK signaling, macrophage activation, and inflammaging is accurate and relevant. Minor note: the model could have cited more specific longevity studies in mice, but the overall mechanistic framework is correct.",
  "failure_mode": "correct",
  "answer_correct": true,
  "mechanism_correct": true,
  "reasoning_quality": 4,
  "ground_truth_questionable": false
}