Home bacterial incubator.

Paul N Hengen pnh at ncifcrf.gov
Thu May 1 17:07:20 EST 1997


David L. Haviland, Ph.D. (dhavilan at IMM2.IMM.UTH.TMC.EDU) wrote:

> p.s. Hey Paul!  I too did that experiment with Serratia (taught it too!)..
> However, we didn't use gloves.  We made sure our palms were moist with
> distilled water and each student was given a piece of candy to firmly rub
> into the palm of the shaking hand.  Only one was laced with the ever red
> Serratia.  Then, unknown, even to the TA of the lab, students were told to
> shake hands (firmly) with other students.  After a certain number, all had
> to rewet their hands with water and swab their palms onto LB (sans
> antbiotics).  It is an interesting excercise to do and gives one the feel
> of what epidemiologists are up against!

The original version was with ungloved hands and candy, but we found that
students didn't wash their hands properly after the micro lab and ended
up taking the bacteria over to the cafeteria. Kinda ruined the point, eh?
So, we made them wear gloves.

--
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