1. As part of a study aimed at creating a contraceptive vaccine, they were trying to stimulate antibodies against mouse eggs, which would make the animals infertile. 2. A contraceptive vaccine is of least interest because there is no money in it. 3. They were merely trying to make a mouse contraceptive vaccine for pest control. 4. Zonagen has a worldwide licensing agreement with German pharmaceutical company Schering AG for its contraceptive vaccine. 5. The company also plans to widen the scope of tests on a contraceptive vaccine being carried out in China with the commission, company official Lars Birgerson said. |