Specimen: 2 mL (1 mL min.) CSF / EDTA plasma in a sterile screw capped container OR Blister fluid/Swab from base of ulcer/ Scrapings from base of ulcer in 1 mL sterile normal saline or phosphate buffered saline (PBS) OR Fresh tissue in sterile normal saline OR Paraffin embedded tissue. Ship refrigerated or frozen. Stability...