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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: nicotinamide exercise performance supplementation context boundary
**One-sentence alpha:** Nicotinamide-precursor supplementation combined with exercise may yield divergent exercise-performance outcomes depending on compound (nicotinamide mononucleotide vs. nicotinamide riboside), species (aged mice vs. healthy rats), and age context, suggesting a heterogeneous cross-context signal r…