Moderna vaccine enters the second stage br br US-based Moderna Therapeutic's innovative messenger RNA-1273 prototype is being seen as one of the most promising contenders globally. br br The pharma group has proceeded to conduct stage 2 of the clinical trials and has started dosing patients accordingly, a statement released by the company said. br br In the second phase of its trial and plans to enrol around 600 more patients moving forward. br br How safe is Moderna's vaccine br br Early data collated from the first phase of the vaccine trial have been by and large successful which showed that mRNA-1272 spike protein was able to speed up the production of neccessary antibodies in healthy patients. br br If deemed effective, the pharmaceutical giant plans to start mass-scale production to fight the ongoing battle.