41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
23551
2132
2
Public Timelines
FAQ

jan 1, 1933 - Rebecca Lancefield

Description:

Proposed use of immunology to identify some bacteria according to serotypes (variations within a species)

Added to timeline:

7 Sep 2017
0
0
770

Date:

jan 1, 1933
Now
~ 93 years ago