mutagen

{
  "id": "MLC-T-ONC-005599",
  "term": "mutagen",
  "field": "Oncology and biomedicine",
  "definition": "Anything that causes a mutation (a change in the DNA of a cell). DNA changes caused by mutagens may harm cells and cause certain diseases, such as cancer. Examples of mutagens include radioactive substances, x-rays, ultraviolet radiation, and certain chemicals.",
  "references": [
    "NCI Dictionary of Cancer Terms"
  ],
  "url": "https://mlchart.com/terminology/oncology/mutagen/"
}