Biology — Glucose-Alanine Cycle

{
  "elements":[
    {"data":{"id":"muscle","label":"Muscle"}},
    {"data":{"id":"pyr","label":"Pyruvate"}},
    {"data":{"id":"ala","label":"Alanine"}},
    {"data":{"id":"blood","label":"Bloodstream"}},
    {"data":{"id":"liver","label":"Liver"}},
    {"data":{"id":"glc","label":"Glucose"}},
    {"data":{"source":"muscle","target":"pyr","label":"glycolysis"}},
    {"data":{"source":"pyr","target":"ala","label":"+ amino group"}},
    {"data":{"source":"ala","target":"blood"}},
    {"data":{"source":"blood","target":"liver"}},
    {"data":{"source":"liver","target":"glc","label":"gluconeogenesis"}},
    {"data":{"source":"glc","target":"muscle","label":"via blood"}}
  ],
  "layout":{"name":"breadthfirst","directed":true}
}