Here’s what you need to know. Syphilis is a sexually transmitted infection (STI) caused by the bacterium Treponema pallidum.
Leibniz Institute DSMZ provides bacterium from laboratory animal-free cultivation ...
However, advances in genomic technology allowed researchers to isolate DNA from the bacterium Treponema pallidum, which causes syphilis, in pre-Columbian skeletons. Samples taken from skeletons ...
2) can appear 10 to 90 days after the causative Treponema pallidum spirochete (Fig. 3) invades, although the usual time to appearance is 21 to 35 days. Even untreated, the primary lesion on the ...