Saliva

{
  "id": "MLC-T-CHM-013518",
  "term": "Saliva",
  "field": "Chemistry",
  "definition": "The fluid secreted into the oral cavity by the salivary glands, which serves to lubricate food, initiate digestion, and maintain oral hygiene. This complex biofluid contains water, electrolytes, mucus, enzymes like amylase and lipase, and antibacterial compounds. In bioanalysis, saliva is a non-invasive sample matrix for monitoring therapeutic drugs, hormones, and substances of abuse, with concentrations often correlating with those in blood plasma.",
  "subject": "Analytical Chemistry",
  "references": [
    "PAC, 2018, 90, 1121. 'Terminology of bioanalytical methods (IUPAC Recommendations 2018)' on page 1126 (https://doi.org/10.1515/pac-2016-1120)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/saliva/"
}