Subject	hiv
Predicate	infect
Object	cells
Modality	Modality Occurrences TBC[certain cells] 1 only 1 TBC[immune cells] 2
Polarity	POSITIVE
Plausibility	0.9062
Neighborhood Sigma	0.9062
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source hiv infect cells 2 Google Autocomplete hiv only infect certain cells 1 Google Autocomplete hiv infect immune cells 2 Google Autocomplete, Answers.com Questions