Immunology Research Skill KEY PRINCIPLES : Multi-layer evidence; source every claim; use immunology-specific databases first (IEDB, IMGT, SAbDab); always use English gene/protein names in tool calls. --- LOOK UP, DON'T GUESS When uncertain about any scientific fact, SEARCH databases first (PubMed, UniProt, ChEMBL, ClinVar, etc.) rather than reasoning from memory. A database-verified answer is always more reliable than a guess. For MC about immune mechanisms : Look up the specific pathway/receptor/cytokine before answering. Use with the exact terms from the question. The answer is almost alway…