Treponemal (
anti-antibody of Population type/Laboratory test used or antigen) specimens Overall 140,176 Low-prevalence population * 127,402 Southern California ([dagger]) Trep-Chek
Anti-antibody 47,952 Northern California ([paragraph]) Liaison Antigen 21,623 Southern California ** Trep-Sure Antigen 57,827 High-prevalence population ([dagger][dagger]) 12,774 New York City ([section] [section]) Trep-Chek
Anti-antibody 7,607 Chicago *** Trep-Sure Antigen 5,167 Reactive EIA/CIA treponemal test No.
But evidence that the mouse antibodies elicited a genuine, specific suppressive effect, says Waksman, suggests that similar antibodies mass-produced in human cells might prove effective without prompting an
anti-antibody response.