Leukocyte cells have an important function in defence and immunity. They detect foreign or abnormal (antigenic) material and destroy it, through a range of defence mechanisms. They contain nuclei and some have granules in their cytoplasm.
Correct collection and transportation of samples is necessary for successful isolation of pathogens. Blood collection are basically three types. Blood should not be collected from cyanotic areas or inflamed areas.
Rigveda - within which all ghosts are contained and through which everything arises and what is called Paramatva, is a Rudra form.