One famous example is the Tuskegee syphilis study, which began in the nineteen thirties.

VOA: special.2010.07.21

And it turned out that another, not quite as deadly, but still very serious disease called syphilis was also common in this part of the world at that time.

现在已知另外一种疾病,它并不完全致命但也很严重,它叫梅毒,在那时的一些地方也很常见

耶鲁公开课 - 生物医学工程探索课程节选

Most of the men died from syphilis, or problems from the disease.

VOA: special.2010.07.21

By about nineteen fifteen, Scott Joplin began suffering badly from syphilis.

VOA: special.2010.01.24

Of the blood that has to be destroyed, almost half is caused by the presence of Hepatitis B, Hepatitis C,and syphilis, while the other half is due to problems in the collection process.

VOA: standard.2010.06.04