Lysozyme is abundant in secretions including tears, saliva, human milk, and mucus. These bacteria may be spread through contact with rat saliva, urine or feces. The bacteria can be spread by contact with rat saliva, urine or feces. Humans may become infected with hantaviruses through contact with rodent urine, saliva, or feces. Caused by paramyxovirus that is transmitted by infected saliva and urine. The presence of 8-OHdG in blood, urine and saliva is commonly associated with DNA damage. Pilocarpine stimulates the secretion of large amounts of saliva and sweat. Digestion begins in the mouth with the secretion of saliva and its digestive enzymes. Snake venom is produced in modified parotid glands normally responsible for secreting saliva. Fel d1 is a protein primarily found in cat saliva and sebaceous glands. Spitting is the act of forcibly ejecting saliva or other substances from the mouth. The blood is kept from clotting by an anticoagulant in the saliva. Some drug abuse screening programs rely on hair, saliva, or sweat as specimens. Viral particles have also been found in saliva and breastmilk. They then strike, injecting a venomous digestive saliva with their rostrum.