Negotiators from 11 countries have been racing to resurrect the near-dead Trans-Pacific Partnership Agreement before the Asia-Pacific Economic Cooperation (APEC) summit this weekend.
Rather than being designed by chemists, this class of pharmaceuticals is produced by living cells. Here's where they come from and how they work.
Before the last round of negotiations, only a handful of issues remained in the way of concluding the TPP. A potential deal-breaker for Australia was intellectual property protections for biologics.