Merck's RotaTeq free for all New Zealand babies; Self-destructing mosquitoes to help Brazil fight dengue;

> New Zealand has made Merck's ($MRK) rotavirus vaccine, RotaTeq, free for all babies. Story

> Value-added taxes on Sinovac's vaccines will drop from 6% to 3%, a change company CEO Weidong Yin says will favorably impact sales and net income. Release

> GlycoVaxyn and Johnson & Johnson's ($JNJ) Janssen unit have started a Phase I clinical trial for a vaccine to prevent infections caused by extra-intestinal pathogenic E. coli, such as urinary tract infections. Release

And Finally... Mosquitoes with self-destruction genes could help Brazil fight dengue fever. Story

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