The Lymphatic Pathway From the Nose and Pharynx

Vaccinia virus dropped into the nose of a susceptible animal does not appear in cervical lymph in less than 12 hours. After 12 hours, and thereafter continuously for 7 days, a stream of virus is entering the blood through the cervical lymph ducts. Virus passes through the lymph nodes. Virus is fixed by the lymphocytes, and the significance of this is discussed.