Dr. Martine Rothblatt
Analyst · Liana Moussatos with Wedbush Securities. Your line is now open. Please go ahead
Yes. Liana, thank you for your question. So, we have several different approaches that we are doing in our organ manufacturing project, and they run the range from taking organs that are donated after a person’s suffering brain death but are deemed to be unusable for transplantationand would always be thrown away. And we have a technology that is able to restore these organs back to transplant ability and then send them on to the transplant center anywhere in the country to be transplanted.So, that technology generically is known as EVLP, and it’s routinely resulting in saving the lives of people. In fact, just last week, there was a widely reported news story of a young lady, cystic fibrosis sufferer who was the sickest person on the nationwide transplant list, meaning that she was basically in as bad shape as could be. Had the individual had to wait for like some ideal lungs, who knows what would’ve happened, but she had a very successful transplant of lungs that were otherwise would have been discarded that were sent to our Silver Spring, Maryland facility were restored to transplant ability and then were flown onto her hospital in Virginia with a successful outcome.In fact, just next month, we’ll be opening up our second such lung restoration center in partnership with the Mayo Clinic. So, that will be an exciting event toward the end of August. In addition to that, we have a active Xeno transplantation program that is the transplantation of genetically modified pig organs into people. Once the genetic modifications have been shown to reduce risks of rejection to such a level that they really are no different than an allograft transplant. In the Xeno program, we’re focusing, as I mentioned in my introductory remarks, on the Xeno kidney, which has a very large standby demand of over 100,000 people and has also a more graceful, I think, commercialization pathway, because should there be a problem with the xenograft, there is a ready step back to dialysis. So, the Xeno program is focused on the kidney on doing.The most exciting news flow I think associated with that is that in the coming year, Liana, we’ll be opening up two, what are called, designated pathogen-free facilities for the Xeno kidneys. It’s the equivalent in the drug business of what you would call a GMP or a GPP facility. In other words, a facility from which the outcome is deemed -- the output is deemed safe by the FDA to put into a person. So, we’ll have two independent facilities operating in 2020 from which we can transplant the output into people, subject of course to FDA satisfaction with the results in earlier, NHP studies, non-human primate studies.Third, we have an active program on which we create scaffolds for organs, especially the lung, which can then be cellularized for transplantation. And the cellularization can be done in one of two ways. We can allogeneically the scaffolds using purchased cell lines from companies such as Lonza, which we then greatly expand. We have created -- we have established cell expansion as I think a real nice core competency at United Therapeutics. This year, we will expand our cell populations to -- over 1 trillion cells will be manufactured at UT. That’s really remarkable, given organ, such as heart or a lung or kidney needs somewhere between 5 billion and 10 billion cells. So, you can see by being able to expand ourselves and have them healthy at the numbers of over 1 trillion, we really have demonstrated scale-up capability for commercialization. We are also working on applying that scale-up competency that we have at United Therapeutics to an individual’s own iPSC cells, which have been re-differentiated back into endothelial, epithelial, mesenchymal, et cetera, different types of cell lines.The beauty about celllularizing these scaffolds with an individual’s own cells is that they’ll require no immunosuppression after the organ is transplanted back to them. They will have literally grown their own replacement organ. So, that gives you a kind of flyover of the exciting different types of organ manufacturing activities going on at UT. Thank for the question, Liana.Operator, can you queue up the next question, please?