Tim Rodell
Analyst · Zacks Investment Research. Please go ahead
I think, that's a fair assumption. But, I think that the answer is much broader than that. So, we selected head and neck as the kind of pilot setting in which to study the drug for a couple of reasons. The first is that head neck cancer is an incredibly high need area. If you look at diseases like melanoma, like non-small cell lung cancer, there has been a lot of progress. They are still awful diseases, but in patients with melanoma or with lung cancer who respond for instance to drugs like pembrolizumab, some of those patients are alive at five years, and that's almost unheard of. But, in head and neck, it really is not that good. So, even the patients who respond, still don't do that well. They may live three months longer, but they don't live long term. So, it's a very high need area. Secondly, both, laboratories that we collaborate with and other labs have demonstrated that the immunosuppression in head and neck cancer is a critical component of the reason that disease is so deadly. These patients have profoundly suppressed immune systems and there are good data out there demonstrating that a major component of that immune suppression is mediated by exosomes. So, it's a perfect target area for us to start out in. But data from this trial showing that we can clear exosomes obviously supported safety data and hopefully some kind of a squint at whether we're having a clinical impact. Although, as you know, 10 patients is not enough to really develop any kind of meaningful confidence about ultimate clinical efficacy. But, this is a pilot trial, not only for head and neck, but also for multiple other solid tumors. So, we view this as being the beginning of a process. Over the course of the next year, we plan to review with FDA our overall data development program, not only in head and neck cancer but also in other solid tumors. So, this is kind of the first shot, but it can lead to -- assuming a successful trial, it can lead to multiple pivotal programs in other tumor types. Chuck, do you want to comment on that at all? Sorry, Chuck may be on mute.