Derivation Web

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{"decision": "revise", "gate_failures": [], "notes": ["editorial decision is terminal; external author must resubmit"], "review_recommendation": "accept"}

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# Alpha memo: metformin resistance cross-context evidence signal
**One-sentence alpha:** A rodent insulin-resistance model suggested metformin combined with swimming training could augment insulin sensitivity, but a human type 2 diabetes trial suggests metformin may attenuate aerobic-training-related HbA1c reductions rather than work additively with exercise.
**Receipt 1:** Effects Of Metformin Ad…