Word: nelsoned
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Dates: during 1940-1949
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...Nelson Goodman, professor of Philosophy at the University of Pennsylvania, will speak on "Some Empirical Paradoxes and Their Lesson" at 8 p.m. tonight in Phillips Brooks House. His lecture is eighth in a series sponsored by the Harvard Philosophy Club this term...
...Nelson found that the blood of healthy people, lacking antibodies, had no effect on the spirochetes. He also tested 19 cases of diseases other than syphilis which had shown positive Wassermanns; all were negative by the Nelson test...
Robert A. Nelson, a young (26) Johns Hopkins bacteriologist, and his co-workers have taken the first steps toward developing a more accurate test than the Wassermann. In the blood of syphilitics, they found specific antibodies (counter-substances) against Treponema pallidum, the spirochete that causes syphilis. Announcement of their discovery caused a stir last week at a symposium held in Washington by the American Venereal Disease Association and the U.S. Public Health Service...
...test, spirochetes from syphilitic rabbits are mixed with human blood. When the antibodies are present in the blood, the energetic spirochetes stop moving and apparently die, indicating that the patient has syphilis. Therefore, Dr. Nelson called his substances "Treponemal immobilizing antibodies...
...test is still experimental. In a year or so, thinks Dr. Nelson, it may be ready for general use. What is slowing him up is the difficulty of getting enough virulent spirochetes from rabbits. The work opens up the possibility of vaccination against syphilis. Says Nelson cautiously: "If enough spirochetes were available, then it might be possible that they could be so treated that they could be used as a vaccine...