Gene Expression & Omics Data Retrieval Retrieve gene expression experiments and multi-omics datasets with disambiguation and quality assessment. IMPORTANT : Always use English terms in tool calls. Respond in the user's language. LOOK UP DON'T GUESS : Never assume which datasets exist or their accessions. Always search to confirm. Domain Reasoning Before retrieving, determine: organism, tissue, experimental design (case-control/time-series/dose-response). These affect which database to search and how to interpret results. RNA-seq provides wider dynamic range; microarray has extensive legacy da…