Essay On Tear Sample Collection

Protocol for Tear Sample Collection Protocol for tear sample collection 4 μl of tears[1] are collected from eye of the patient, (form external canthus, avoiding tear reflex as much as possible) using a 4 μl[2] glass capillary micropippetes (Drummond Scientific Company, Broomall, PA; Cat No. 1-000-0040, 4 μl, 32mm).[3] Tears can be attempted to be collected from the tear.