This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Impoant facts in Immunization, Newer Vaccines, Subject name: Social & Preventive Medicine
Strain used for production of Measles vaccine is: 
Select and explain. 
A. Jeryl Lynn strain, B. 17 - D strain, C. Ankara strain, D. Edmonston Zagreb strain
D: Edmonston Zagreb strain
Answer: D: Edmonston Zagreb strain 
Explanation: Strains Used For Measles Vaccine Edmonston Zagreb Strain (Most common) Schwarz strain Moraten strain Vaccine Strains Dengue/Dengavaxia : CYD-TDV BCG : Danish 1331 Mumps : Jeryl Lynn Rubella : RA 27/3 YF : 17D Varicella : Oka JE : SA 14-14-2 H1N1 : A/California/2009 Mosquirix : S,S/AS01 (World's first & only licensed malaria vaccine. It is prepared from circumsporozoite protein of plasmodium falciparum using hepatitis B surface antigen) HIV : mvA (Modified vaccinia ankara) Typhoral : Ty21a Anthrax : Sterne