David Mazzo
Analyst · H.C. Wainwright
Sorry, I was on mute everyone apologize for the delay. Thank you, James. As I do on all of our results calls, I’ll begin by providing a high level summary of what we are doing a Caladrius and why we believe our development programs remain a relevant and attractive investment opportunity today. Caladrius is focused on the development of autologous cellular therapies designed to reverse disease. We have late stage clinical programs underway based on a large database of human clinical data. To date, our therapies have shown strong signs of effectiveness and durability with a pristine safety profile unlike many allergenic therapies and present the possibility of substantial pharmaco economic benefit. Most importantly, we remain focused on the development of personalized curative cell therapy products that will restore human health and improve quality of life with a single administration of the therapy rather than one that requires frequent re administration. Our CD34 positive cell therapy technology has led to the development of therapeutic product candidates designed to address diseases and conditions caused by ischemia, a condition in which the supply of oxygenated blood to healthy tissue is restricted. Previously published preclinical and human clinical studies have demonstrated that the administration of CD34 positive cells induces angiogenesis of the microvasculature that is that these cells prompt the development of new blood capillary, thereby contributing to the prevention of tissue death by facilitating blood flow to the area of ischemic insult. We believe that several chronic conditions caused by underlining - underlying ischemic injury can be improved through the application of our CD34 positive cell technology, including but not limited to coronary microvascular dysfunction or CMD, critical limb ischemia or CSLI, Buerger disease, diabetic kidney disease, DKD and no option refractory disabling angina or NORDA. I will now speak to the specifics of each of our development programs, kicking off with CLB16, our promising CD34 positive cell therapy product for the treatment of coronary microvascular dysfunction. Like all of our CD34 positive cell therapy product candidates, CLB16 uses a proprietary and patented formulation of CD34 positive cells specifically designed for an injection at or near the site of ischemic insult which in the case of CMD is an infusion into the coronary artery. CLB16 with the subject of the completed ESCaPE-CMD trial, a 20 patient proof of concept clinical trial evaluating CLBS16 as a treatment for coronary microvascular dysfunction, a disease involving damage to the microcirculation in the heart, with no accompanying discernible large vessel blockages. CMD patients have an equally poor prognosis related to major adverse cardiac events and death, as do patients who have identifiable large vessel blockages. As a result of the lack of discernible large vessels disease, CMD sufferers are often under diagnosed, misdiagnosed or untreated. It's especially important to know that CMD is even more prevalent in females than males, making this a more important, emerging women's health issue. We remain committed to raising awareness of this growing women's health crisis and finding an effective treatment for it. CLB16 is designed to address and reverse the underlying pathology of CMD by employing the CD34 positive cells innate ability to increase microcirculation and thereby hopefully improve the long term outcomes and quality of life in those living with CMD. In May 2020, the company announced the full data results from the ESCaPE-CMD trial at the Society for Cardiovascular Angiography and Interventions or SCAI 2020 Scientific Sessions virtual conference, showing a highly statistically significant improvement in coronary flow reserve correlating with symptom relief for patients with CMD after a single intra-coronary injection of single CLB16. Consequently, the company recently initiated a rigorous Phase 2b clinical trial known as the FREEDOM trial, which is currently recruiting and treating patients at multiple sites in the United States. The study is designed to complete enrollment by the end - sorry, the study is targeted to complete enrollment by the end of 2021 with top line data anticipated for the third quarter of 2022, barring any impact on enrollment due to COVID-19, or other unforeseen challenges. 105 patient double blind randomized placebo controlled Phase 2b clinical trial will evaluate the efficacy and safety of delivering autologous CD34 positive cells in subjects with CMD and without obstructive coronary arterial disease. In support of the FREEDOM trial, the company is engaging with the American Heart Association for a variety of initiatives designed to raise awareness of CMD. Turning now to CLBS12 or HONEDRA in Japan, our product candidate for the treatment of critical limb ischemia and Buerger’s disease in Japan. As we have described previously, CLI is characterized by severe obstruction of the arteries that significantly reduces blood flow to the lower extremities, principally the feet and legs, and represents the end stage of peripheral arterial disease. CLI patients often experienced severe wrist pain, limited mobility, non-healing skin ulcers and if not successfully treated eventual amputation. HONEDRA was awarded a SAKIGAKE designation from the Japanese regulatory authorities for the treatment of CLI and Buerger’s disease. The SAKIGAKE designation is akin [ph] to an arm at designation in the United States, and affords the recipient prioritize regulatory consultation and dedicated review system to support the development and review process, including the option of a rolling registration submission, as well as reduced review time of six months for the registration application once filed. HONEDRA is also eligible for early conditional approval and possibly full approval in Japan based on the compelling nature of the complete data from our ongoing prospective randomized controlled, open label multicenter study in CLA and Buerger’s disease patients, which was designed in direct collaboration with the Japanese PDMA. Note that conditional approval of SAKIGAKE product only requires the demonstration of a trend toward therapeutic effects, along with acceptable safety. The ongoing HONEDRA study in Japan comprises subjects divided into two cohorts totaling 37 patients, a number agreed with the Japanese regulatory authorities. Specifically, there is a 30 subject group with traditional arteriosclerotic no option CLI, and the seven subject group with Buerger’s disease, a subcategory of CLI that is orphaned in size, and is often associated with heavy tobacco or nicotine product use. These subjects who are allocated to treatment are dosed with HONEDRA and a single treatment involving a series of intramuscular injections in addition to receiving standard of care pharmacotherapy. Subjects randomized to the control arm only receive standard of care with drugs approved in Japan including antiplatelet agent, anticoagulants, invasive dilators, the choice of which is made by the investigators according to the protocol. The study allows for the rescue of subjects in the control arm by indicating the crossover to treatment if their disease is deemed to be progressing. The primary objective of this study is to show that HONEDRA can prevent the serious consequences of CLI and Buerger’s disease by reverting the patients to a CLI free condition through improved blood flow in the afflicted limb. CLI free status is defined as two consecutive monthly visits in which rest [ph] pain is absent. And previous non-healing skin ulcers are completely healed as determined by an independent adjudication committee. As previously reported, and as you can review, in our corporate presentation on our corporate website, the Buerger’s disease cohort is completely enrolled and the results from that group are very positive and consistent with a beneficial therapeutic effect and safety profile, as reported by previously published clinical trials in Japan and the United States. For patients with Buerger’s disease, amputation and even death are likely outcomes and no available pharmacotherapies prevent amputation. However, subjects in the Buerger’s disease cohort in our study have shown a very strong signal with four out of seven subjects meeting the primary CLI free endpoint, which is an outstandingly positive result for these patients who normally see continued progression, leading to amputation. Of course, we are very encouraged by the study results to date and believe that they suggest a positive outcome for the overall trial, recognizing, however, that the final conclusions of the trial will be dependent on all full data results from all subjects. In addition, the company was pleased to report that the FDA recently granted orphan designation to CLBS12 as a treatment for Buerger’s disease in the United States. While other studies enrollment continues to be significantly slowed by the COVID-19 pandemic and the repeated state of emergency declarations in Japan, we remain encouraged by the current patient pre-screening pipeline as we work doggedly toward enrollment completion. Noting, however, that the exact date of completing enrollment is impossible to predict due to the continuing impact of COVID-19 on clinical studies like ours in Japan. Regarding commercialization, our strategy remains to license or partner HONEDRA in Japan. And to that end, our conversations continue with prospective partners, and we continue to seek to consummate a deal in concert with the completion of the study, if not before. Moving on to CLB201 for the treatment of diabetic kidney disease. Our most recently proposed development program CLBS201 is designed to assess the safety and efficacy of CD34 positive cell therapy as a treatment for patients with diabetes who are also suffering from chronic kidney disease but not yet requiring dialysis. We refer to these patients as having diabetic kidney disease or DKD. Based on a wealth of published preclinical and early clinical data, it appears that the innate ability of CD34 positive cells to promote the growth of new microvasculature could be a means to attenuate the progression of DKD or even reverse its course. We are currently engaging FDA in discussions designed to finalize an initial development program for CLBS201 and continue to plan to initiate a Phase 2 proof of concept study in the third quarter of this year. And lastly, OLOGOTM for the treatment of no option refractory disabling angina. As disclosed on previously - on previous quarterly calls, Caladrius acquired the rights to data and regulatory filings for a CD34 positive cell therapy program for NORDA patients that had been advanced to Phase 3 by a previous sponsor. Based on the clinical evidence from the completed studies that a single administration of OLOGOTM reduces mortality, improves angina and increases exercise capacity in patients with otherwise untreatable angina, this product received Regenerative Medicine Advanced Therapy or RMAT designation from the FDA. Since the, we have been discussions with the FDA regarding the size and scope of Phase 2 trial of appropriate and practical size which in combination with previously filed Phase 1, 2 and 3 data could be considered for the registration of OLOGOTM. Currently, FDA maintained that a 400 patients study including a 50 patient standard of care arm and a 150 patient placebo arm is their requirement. Epidemiological data indicates that the available NORDA population in the United States is often in size. And addition, input from KOLs [ph] has convinced us that enrollment in the study for NORDA patients, where there is a large chance of being randomized to standard of care or placebo, will seriously deter subject enthusiasm for participation and will also have a negative impact on enrollment. Consequently, our position vis-à-vis FDA remains at a Phase 3 study requiring a large number of patients and with a combined placebo and standard of care arm will take an unacceptably long time to enroll, if enrollment completion would be possible at all. And we will only initiate a Phase 3 study for OLOGOTM if we can reach agreement with FDA on a study design that is practical and affordable. So in closing, we are very pleased with the corporate and development achievements made during the first quarter of 2021, further attesting to our ability to successfully manage the current global volatile business environment. We expect to maintain this momentum in the coming quarters, as we focus on execution to achieve our project development milestones. And with that overview, operator, we are now ready to take questions.