Efficacy of vaccines info?

[Jon Wayne]

>In article <m0s19hx-0004RmC at uctmail.uct.ac.za>, ED at molbiol.uct.ac.za ("Ed
>Rybicki") wrote:

>> > >   a) 1942: Hepatitus vaccination in the military resulted in 
>> > > the worst hep epidemic in US - over 50,000 cases.

>> Not true: there was no heptitis vaccine then; what I have been 
>> teaching my students since 1981 is that, apart from highlighting the 
>> role of the US Army in spreading disease ( B-)), this shows the 
>> necessity for checking that vaccines are not stabilised with 
>> contaminated serum.  And it was a yellow fever vaccine that was so 
>> stabilised in  this case.

Thanks for the clarification.  My notes had contradictory information; 
the researcher did mention yellow fever vaccination during WWII causing 
hep epidemic, but this was subsequent to mentioning _hepatitus_ 
vaccination causing the epidemic.  I'll revise my info...

jon