Vaccine one of the vaccine components is more robust than the others and suppresses the growth and immune response to the other components. This phenomenon was first noted in the trivalent Sabin polio vaccine, where the amount of serotype 2 virus in the vaccine had to be reduced to stop it from interfering with the "take" of the serotype 1 and 3 viruses in the vaccine. This phenomenon has also been found to be a problem with the dengue vaccines currently being researched, where the DEN-3 serotype was found to predominate and suppress the response to DEN-1, −2 and −4 serotypes.
Texans for Vaccine Choice Texans for Vaccine Choice Texans for Vaccine Choice (TFVC) is a political action committee in Texas which advocates for exemptions to vaccination requirements. TFVC has been criticized as anti-vaccine by David Gorski and some news outlets. Texans for Vaccine Choice was founded in 2015 by a group of mothers, lead by Jackie Schlegel, who opposed legislation proposed by state representative Jason Villalba (R-Dallas) which would have eliminated conscientious exemptions to vaccination requirements in the state of Texas. Referring to this bill, TFVC executive director Jackie Schlegel said “This is Texas. We believe in parental rights in Texas. Like, that is