Table 2.

Human brain tissue sections used for immunohistochemistry^**.

NNTC ID	HIV Positive	Primary Neurocognitive Diagnosis	Substance Use History	Drugs Used	Past/Current Use	Brain Region Examined
3013	No	Not assessed	Not assessed	Not assessed	Not assessed	Hippocampus
3022	No	Not assessed	Not assessed	Not assessed	Not assessed	Basal Ganglia
4135	Yes	Probable MCMD*	Yes	Multiple	Past and Current	Hippocampus
6065	Yes	Probable MCMD*	Yes	Multiple	Past	Basal Ganglia

^*MCMD = Mild cognitive/motor deficit.

^**All subjects are male.