Info from Bogeyfree and Twenty2: The possible players list is growing: 1) GE Healthcare 2) Regeneron/Sanofi 3) Novartis 4) Shire http://www.healio.com/ophthalmology/ophthalmic-business/news/online/%7B857a5d81-af24-4286-b237-4b7079546a24%7D/shire-ceo-significant-innovation-vacuum-in-ophthalmology