Re: dad campaigns to stop school drug testing

: > : ...every business wants private access to a cup of your pee - any DNA
in
: > : pee?
: >
: > A few white blood cells, but not enough to provide any DNA--at least not
: > yet.
: > --
: > ColoradoSkiBum
: ----------------
: WRONGO! One cell is now sufficient, using PCR (polymerase chain
: reaction) to amplify the sample by thousands of times, and then
: electrophoresis and autorad analysis.

True, but my understanding is that there are so few WBC's in urine that
you'd need a couple gallons of the stuff for it to matter--same way you
can't catch AIDS from somebody's urine.  True?
-- 
ColoradoSkiBum