{
  "api_slug": "hyaluronic-acid",
  "api_name": "Hyaluronic Acid",
  "chinese_name": "透明质酸",
  "identity_class": "support_material",
  "molecular_type": "Glycosaminoglycan polysaccharide",
  "structure": {
    "applicability": "not_applicable",
    "status": "not_applicable",
    "representation": "",
    "amino_acid_count": null,
    "note": "This API identity is not represented as an amino-acid sequence."
  },
  "definition": {
    "plain_en": "Hyaluronic acid is a glycosaminoglycan polysaccharide, also called hyaluronan. Its material identity includes polymer-size distribution, salt form and any cross-linking; a single small-molecule mass does not describe the polymer.",
    "plain_cn": "透明质酸：又称透明质酸或 hyaluronan，属于糖胺聚糖多糖。聚合物分布、盐型及交联状态构成材料身份，不以单一小分子量描述。",
    "professional_en": "Hyaluronic acid is a glycosaminoglycan polysaccharide, also called hyaluronan. Its material identity includes polymer-size distribution, salt form and any cross-linking; a single small-molecule mass does not describe the polymer."
  },
  "relations": {
    "research_context": [
      "Glycosaminoglycan polysaccharide",
      "Exact source reference"
    ],
    "common_confusions": [
      "Material form follows the original specimen record."
    ],
    "related_terms": []
  },
  "taxonomy": [
    {
      "taxonomy_group": "identity_class",
      "term_slug": "class-support-material",
      "name_en": "Support material",
      "name_cn": "支持材料",
      "description_en": "A material record that is not an amino-acid sequence identity.",
      "description_cn": "不属于氨基酸序列身份的材料记录。",
      "assignment_status": "APPROVED"
    }
  ],
  "comparison_relations": [],
  "updated_at": "2026-11-06"
}