Biology — Addiction & Tolerance

{
  "elements":[
    {"data":{"id":"drug","label":"Drug use"}},
    {"data":{"id":"dopamine","label":"Surge of dopamine"}},
    {"data":{"id":"reward","label":"Reward / reinforcement"}},
    {"data":{"id":"adapt","label":"Receptor down-regulation"}},
    {"data":{"id":"tolerance","label":"Tolerance"}},
    {"data":{"id":"craving","label":"Craving / dependence"}},
    {"data":{"source":"drug","target":"dopamine"}},
    {"data":{"source":"dopamine","target":"reward"}},
    {"data":{"source":"reward","target":"adapt"}},
    {"data":{"source":"adapt","target":"tolerance"}},
    {"data":{"source":"tolerance","target":"craving"}},
    {"data":{"source":"craving","target":"drug"}}
  ],
  "layout":{"name":"breadthfirst","directed":true}
}