Another Reason We Do NOT Vaccinate

The drug company
http://www.merck.com/product/usa/pi_.../mmr_ii_pi.pdf

Paragraph 2
M-M-R II is a sterile lyophilized preparation of (1) ATTENUVAX* (Measles Virus Vaccine Live), a more
attenuated line of measles virus, derived from Enders' attenuated Edmonston strain and propagated in
chick embryo cell culture; (2) MUMPSVAX* (Mumps Virus Vaccine Live), the Jeryl Lynn** (B level) strain
of mumps virus propagated in chick embryo cell culture; and (3) MERUVAX* II (Rubella Virus Vaccine
Live), the Wistar RA 27/3 strain of live attenuated rubella virus propagated in WI-38 human diploid lung
fibroblasts.1,2


Reference 1 page 10 (merck website-above)
REFERENCES
1. Plotkin, S.A.; Cornfeld, D.; Ingalls, T.H.: Studies of immunization with living rubella virus: Trials in children with a strain cultured
from an ABORTED FETUS LUNG