{
 "approved_by_author": "\u231b",
 "citation": "Morandini, F. et al. ATAC-clock: An aging clock based on chromatin accessibility. GeroScience 46, 635-650 (2024).",
 "citations": 54,
 "citations_date": "2026-10-02",
 "clock_name": "ocampoatac1",
 "data_type": "chromatin accessibility",
 "doi": "https://doi.org/10.1007/s11357-023-00986-0",
 "journal": "GeroScience",
 "last_author": "Alejandro Ocampo",
 "model_type": "elastic net regression",
 "n_features": 228,
 "notes": "Published final ATAC-clock coefficient-table implementation using 228 open chromatin regions from the 80,400-region input peak set.",
 "platform": [
  "ATAC-seq"
 ],
 "population": "adults",
 "predicts": [
  "chronological age"
 ],
 "preprocess": "tpm_norm_log1p",
 "research_only": null,
 "species": "Homo sapiens",
 "tissue": [
  "peripheral blood mononuclear cells"
 ],
 "training_target": [
  "chronological age"
 ],
 "unit": [
  "years"
 ],
 "version": "0.5.7",
 "year": 2023
}