Written question asked by Margaret Ewing (Scottish National Party) on Tuesday, 9 January 2001, in the House of Commons. It was due for an answer on Monday, 22 January 2001. It was answered by Yvette Cooper (Labour) on Monday, 22 January 2001 on behalf of the Department of Health.

Dept of Health

Question: To ask the Secretary of State for Health, which strains of attenuated viruses have been used in the creation of the MMR vaccine over the past 10 years. - (Holding answer 15 January 2001).

Answer: Mrs. Ewing: To ask the Secretary of State for Health which strains of attenuated viruses have been used in the creation of the MMR vaccine over the past 10 years. [145130] Yvette Cooper: [holding answer 15 January 2001]: Measles, mumps and rubella combination vaccines contain three attenuated viruses. Since 1992, the combined measles, mumps and rubella vaccines that have been used in the national immunisation programme (MMR-11 and Priorix) have comprised the following strains: Ender's Edmonston strain and Schwartz strain used in the preparation of the measles component; Jeryl Lynn strain used in the preparation of the mumps component, and Wistar strain used in the preparation of the rubella component. Before 1992, some children in the United Kingdom may have received a combined measles, mumps and rubella vaccine that contained the Urabe Am 9 mumps strain.

Secondary information

Type: Written question
Reference: 361 c429W;361 c430W; 145130
Session: 2000-01
Subjects: Children Health hazards Rubella Vaccination MMR vaccine Measles Mumps
Link: View this Written question on www.publications.parliament.uk