Iterion Therapeutics Secures $17 Million to Advance Development of Tegavivint in Multiple Tumor Settings

On February 16, 2021 Iterion Therapeutics, Inc. ("Iterion"), a venture-backed, clinical stage biotechnology company developing novel cancer therapeutics, reported that it has raised $17 million USD in a Series B financing led by Lumira Ventures, with the participation of existing investors, including Santé Ventures, as well as new investors Venture Investors, GPG Ventures, and Viva BioInnovator (Press release, Iterion Therapeutics, FEB 16, 2021, View Source [SID1234575155]).

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Iterion plans to utilize the proceeds from this financing to advance the development of its lead clinical candidate, Tegavivint, a novel, potent and selective nuclear beta-catenin inhibitor. Tegavivint is currently being investigated in a Phase 1/2a clinical trial in patients with desmoid tumors, which are rare, non-metastasizing sarcomas that overexpress nuclear beta-catenin. Iterion has received Orphan Drug Designation for Tegavivint to treat desmoid tumors, a disease for which there are no FDA approved therapies.

In addition to desmoid tumors, Iterion is preparing to initiate clinical programs in 2021 to investigate Tegavivint in acute myeloid leukemia (AML), non-small cell lung cancer (NSCLC), and pediatric cancers, including sarcomas, lymphoma and other solid tumors. These cancers are often characterized by nuclear beta-catenin overexpression, providing potential high-value target expansions for Tegavivint.

"We envision incredible potential therapeutic benefits associated with Tegavivint, and are excited to support the Iterion team in its exploration of multiple clinical development opportunities for this potentially groundbreaking therapeutic," said Benjamin Rovinski, Ph.D., Managing Director at Lumira Ventures. "2021 is expected to be a pivotal year for Iterion as the company anticipates initiating clinical trials in AML, NSCLC and pediatric cancers, all indications in which nuclear beta-catenin signaling plays a role. By pursuing a novel mechanism of action, we believe Tegavivint has the potential to overcome challenges faced by prior drugs targeting this pathway."

Nuclear beta-catenin is a highly-studied oncology target associated with numerous cancer types. Tegavivint is unique among nuclear beta-catenin inhibitors in that it binds to TBL1 (Transducin Beta-like Protein One), a novel downstream target in the Wnt-signaling pathway. As such, Tegavivint enables silencing of Wnt-pathway gene expression without affecting other necessary Wnt/beta-catenin functions in the cell membrane, thus avoiding toxicity issues common to other drugs in this pathway.

"We are grateful to have the confidence of investors, including Lumira Ventures, Santé Ventures and others, that appreciate Tegavivint’s potential to treat a host of cancers," said Rahul Aras, Ph.D., CEO of Iterion. "Nuclear beta-catenin has historically been considered an ‘undruggable’ oncology target with prior inhibitors having been plagued by toxicity issues, greatly limiting their therapeutic use. Research suggests that these toxicity concerns can be negated by targeting TBL1, a novel downstream target in the Wnt-signaling pathway necessary for beta-catenin’s oncogenic activity. This is precisely Tegavivint’s mechanism of action and why we believe the technology holds such substantial promise."

Dr. Aras continued, "With the Series B funding, Iterion has the potential to significantly expand our clinical footprint through completion of our ongoing desmoid tumor study and initiate clinical trials in 2021 to investigate Tegavivint in AML, NSCLC, and certain pediatric cancers."

Cend Therapeutics and Qilu Pharmaceutical Announce Partnership

On February 16, 2021 Cend Therapeutics, Inc., a clinical-stage biotech company, and Qilu Pharmaceutical, a major Chinese pharmaceutical company, reported that the companies have entered a Collaboration and License Agreement to develop and commercialize Cend’s investigational drug, CEND-1, in Greater China (Press release, CEND Therapeutics, FEB 16, 2021, View Source [SID1234575230]).

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Cend presented favorable clinical results at the European Society for Molecular Oncology (ESMO) (Free ESMO Whitepaper) meeting September 2020 and is advancing into Phase 2 clinical trials in pancreatic cancer with CEND-1 in combination with gemcitabine and nab-paclitaxel. The Company is planning registration clinical trials in pancreatic cancer and will explore combinations with additional therapies, including immunotherapies, as well as expansion of its programs into additional solid tumor cancers.

"This partnership with Qilu will help us bring our treatment to patients with pancreatic and other solid tumor cancers in China. This collaboration will also speed global development to bring the treatment to market expeditiously. Qilu’s excellent development team and market position will position CEND-1 for success in China," commented David Slack, CEO of Cend.

"CEND-1 has generated encouraging clinical results in combination with standard of care chemotherapy for the treatment of pancreatic cancer, which remains a significant health issue in China. We are pleased to work with Cend to advance this program and explore broader potential applications for CEND-1," commented Oliver Kong, MD, Chief Medical Officer and Corporate Vice President of Qilu.

About the Qilu-Cend Partnership

In the Collaboration and License Agreement, Qilu will gain exclusive rights to CEND-1 in Greater China, including Taiwan, Hong Kong and Macau. Qilu will take on development as well as commercialization responsibilities within Greater China. Cend will continue to retain all rights outside of Greater China. Qilu will pay Cend an up-front license fee of US$10 million. Cend will be eligible to receive up to $225 million in milestones as well as tiered double digit royalties on product sales in the region.

About CEND-1

CEND-1 is an investigational drug that modifies the tumor microenvironment. It is targeted to tumors by its affinity for alpha-v integrins, which are selectively expressed in tumors but not normally expressed in healthy tissues. CEND-1 is a cyclic peptide that, once bound to these integrins, is cleaved by protease expressed in tumors to release a peptide fragment, called a CendR fragment, which binds to a second receptor, called neuropilin, to activate a novel uptake pathway that causes anticancer drugs to more selectively penetrate solid tumors. CEND-1 has also been shown to further modify the tumor microenvironment by selectively depleting tumor-infiltrating immunosuppressive cells, including T regulatory cells, and to increase the number of cancer-fighting immune cells within the tumor, potentially enabling patients’ immune systems or immunotherapies to more effectively fight cancer.

ImmunityBio Announces ASCO Genitourinary Cancer symposium presentation of Phase 2/3 Trial for BCG Unresponsive Non-Muscle Invasive Bladder Cancer CIS with 71% Complete Response Rate

On February 16, 2021 ImmunityBio, Inc., a privately-held immunotherapy company, reported the oral presentation of "Phase II/III clinical results of IL-15RαFc superagonist N-803 with BCG in BCG-unresponsive non-muscle invasive bladder cancer (NMIBC) carcinoma in situ (CIS) patients (Cohort A)" during a session at the Genitourinary Cancers Symposium sponsored by the American Society of Clinical Oncology (ASCO) (Free ASCO Whitepaper) (Press release, NantKwest, FEB 16, 2021, https://nantkwest.com/immunitybio-announces-asco-genitourinary-cancer-symposium-presentation-of-phase-2-3-trial-for-bcg-unresponsive-non-muscle-invasive-bladder-cancer-cis-with-71-complete-response-rate/ [SID1234575104]).

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The data showed 51 out of 72 evaluable patients (71%), with 10.7 months median follow-up, had a complete response at any time to intravesical BCG plus N-803, also called AnktivaÔ (95% confidence interval), meeting the primary endpoint of the study. In addition, the study showed 59% probability of these patients maintaining a complete response for at least 12 months, with an estimated median duration of complete response of 19.2 months to date using Kaplan-Meier methods.

"The high rates of complete response without serious adverse events indicates that the combination of BCG plus N-803 is a promising alternative to existing therapies and compares favorably to the other approved options valrubicin and pembrolizumab," said presenting author Karim Chamie, M.D., Associate Professor of Urology, David Geffen School of Medicine at UCLA.

No immune-related adverse events were seen in any patients, and only 1% of patients reported treatment emergent serious adverse events, but none of which were treatment-related. Additionally, 24% of patients received additional chemotherapy and other therapies (excluding BCG) between last dose of BCG and study entry, and 100% of patients received prior BCG, thus the data support the potential for Anktiva plus BCG as a novel option for BCG unresponsive CIS, a therapeutically challenging disease. Patients with BCG unresponsive CIS disease face surgical removal of the bladder, a procedure fraught with high mobidity and mortality.

Bladder cancer has a high incidence worldwide; it caused 212,536 deaths and an estimated 73,278 new cases were diagnosed in 20201. In the United States, bladder cancer is the fourth most commonly diagnosed solid malignancy in men and the twelfth for women; The American Cancer Society estimates 80,470 new cases and 17,670 deaths in 20192. Approximately 75-85% of all newly diagnosed cases of bladder cancer are non-muscle invasive bladder cancer (NMIBC)3.

The open-label, three cohort multicenter Phase 2/3 study of intravesical BCG plus Anktiva (N-803) in patients with BCG-unresponsive high-grade NMIBC (NCT03022825) was opened in 2017. The primary endpoint for Cohort A of this Phase 2/3 study is incidence of complete response (CR) of CIS at any time. The FDA had granted Fast Track Designation to the pivotal trial based on Phase I data. In December 2019, the FDA granted ImmunityBio Breakthrough Therapy Designation based on interim Phase 2 data indicating the primary endpoint of the trial was already met.

ImmunityBio’s IL-15 superagonist Anktiva (N-803)

The cytokine interleukin-15 (IL-15) plays a crucial role in the immune system by affecting the development, maintenance, and function of the natural killer (NK) and T cells. N-803 is a novel IL-15 superagonist complex consisting of an IL-15 mutant (IL-15N72D) bound to an IL-15 receptor α/IgG1 Fc fusion protein. N-803 has improved pharmacokinetic properties, longer persistence in lymphoid tissues and enhanced anti-tumor activity compared to native, non-complexed IL-15 in vivo.

N-803 is currently being evaluated for adult patients in two clinical NMIBC trials. QUILT 2.005 is investigating use of N-803 in combination with BCG for patients with BCG-naïve NMIBC; QUILT 3.032 is studying N-803 in combination with BCG in patients with BCG-unresponsive NMIBC.

The Urgent, Unmet Need to Treat NMIBC and Avoid Cystectomy

For the last 30 years, BCG immunotherapy has been the standard for treating NMIBC. However, disease recurrence and progression rates remain unacceptably high. Standard of care recommendations for these patients include lifetime invasive surveillance and rapid treatment of recurrences, creating a substantial financial burden and drastic impact on quality of life. Of those patients who experience recurrence, approximately 30% will progress and succumb to their disease over a 15-year period, and another 50% will undergo radical cystectomy of the bladder in an attempt to control their disease4.

For high-risk NMIBC patients who are BCG-unresponsive with persistent or recurrent disease, treatment guidelines recommend a surgical procedure called radical cystectomy, a surgery to remove the entire bladder that may require removal of other surrounding organs. In men, removal of the prostate may be necessary, and in women, surgeons may also remove the uterus, fallopian tubes, ovaries and cervix, and occasionally a portion of the vagina. Despite the advent of minimally invasive procedures and robotic techniques, the 90-day mortality and morbidity rates in patients who undergo cystectomy remain unacceptably high at 5.1-8.1% and 28-64%, respectively5. Based on this urgent need, FDA published guidance in February 2018 to address BCG unresponsive non-muscle invasive bladder cancer (NMIBC), stating that the goal of therapy in patients with BCG-unresponsive NMIBC is to avoid cystectomy.

NantKwest Transaction

ImmunityBio separately announced today that it has entered into an agreement to combine in a stock-for-stock transaction with NantKwest, Inc. (NASDAQ: NK). The combination will create a leading immunotherapy and cell therapy companies focused on oncology and infectious disease.

Exact Sciences Announces Fourth Quarter 2020 Results

On February 16, 2021 Exact Sciences Corp. (Nasdaq: EXAS) reported that the company generated revenue of $466.3 million for the fourth quarter ended Dec. 31, 2020 and $1,491.4 million for the full year ended Dec. 31, 2020 (Press release, Exact Sciences, FEB 16, 2021, View Source [SID1234575120]).

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"Exact Sciences finished another transformative year by delivering strong fourth quarter results against a challenging backdrop because of the pandemic," said Kevin Conroy, chairman and CEO of Exact Sciences. "We are a leader in cancer diagnostics because of our people, scientific platform, and market-leading Cologuard and Oncotype tests. We aim to extend this leadership throughout the cancer continuum and bring additional tests to patients to help improve cancer outcomes."

Fourth Quarter 2020 Financial Results

For the three-month period ended December 31, 2020, as compared to the same period of 2019 (where applicable):

Total revenue was $466.3 million
Screening revenue was $249.7 million, an increase of 9 percent
Precision Oncology revenue was $117.6 million
COVID-19 testing revenue was $99.1 million
Gross margin including amortization of acquired intangible assets was 74 percent, and non-GAAP gross margin excluding amortization of acquired intangible assets was 79 percent
During the fourth quarter of 2020, the Company acquired Base Genomics, which was treated as an asset acquisition under U.S. GAAP and resulted in a $412.6 million charge to research and development expense
Net loss was $(436.8) million, or $(2.79) per share, compared to net income of $78.0 million, or $0.56 and $0.54 per basic and diluted share.
EBITDA was $(375.5) million and adjusted EBITDA was $87.9 million
Non-cash interest expense related to convertible debt was $21.3 million, compared to $11.5 million
Cash, cash equivalents and marketable securities were $1,840.0 million at the end of the quarter
Screening includes laboratory service revenue from Cologuard and revenue from Biomatrica products. Precision Oncology includes laboratory service revenue from global Oncotype products.

Non-GAAP Disclosure
In addition to the company’s financial results determined in accordance with U.S. GAAP, the company provides non-GAAP measures that it determines to be useful in evaluating its operating performance. The company presents EBITDA, adjusted EBITDA, as well as non-GAAP gross margin and non-GAAP gross profit. EBITDA and adjusted EBITDA consist of net loss after adjustment for those items shown in the table below. The company defines non-GAAP gross profit and non-GAAP gross margin as GAAP gross profit and GAAP gross margin, respectively, excluding amortization of acquired intangible assets. The amortization of acquisition-related intangible assets used in the calculation of non-GAAP gross profit and non-GAAP gross margin pertain only to the amortization associated with developed technology acquired and recorded through purchase accounting transactions. The amortization of these intangible assets will recur in future periods until such intangible assets have been fully amortized. The company believes that these non-GAAP measures are useful in evaluating the company’s operating performance. The company uses this non-GAAP financial information to evaluate ongoing operations and for internal planning and forecasting purposes. Non-GAAP financial information, when taken collectively, may be helpful to investors because it provides consistency and comparability with past financial performance. However, non-GAAP financial information is presented for supplemental information purposes only, has limitations as an analytical tool and should not be considered in isolation or as a substitute for financial information presented in accordance with U.S. GAAP. For example, non-GAAP gross margin and non-GAAP gross profit exclude the amortization of acquired intangible assets although such measures include the revenue associated with the acquisitions. For a reconciliation of these non-GAAP measures to GAAP, see below "EBITDA and Adjusted EBITDA Reconciliations" and "Non-GAAP Gross Profit and Non-GAAP Gross Margin Reconciliations."

Fourth Quarter Conference Call & Webcast
Company management will host a conference call and webcast on Tuesday, February 16, 2021, at 5 p.m. ET to discuss fourth quarter and full-year 2020 results. The webcast will be available at www.exactsciences.com. Domestic callers should dial 833-235-7650 and international callers should dial +1-647-689-4171. The access code for both domestic and international callers is 2892148.

An archive of the webcast will be available at www.exactsciences.com. A replay of the conference call will be available by calling 800-585-8367 domestically or +1-416-621-4642 internationally. The access code for the replay of the call is 2892148. The webcast, conference call and replay are open to all interested parties.

About Cologuard
Cologuard was approved by the FDA in August 2014, and results from Exact Sciences’ prospective 90-site, point-in-time, 10,000-patient pivotal trial were published in the New England Journal of Medicine in March 2014. Cologuard is included in the American Cancer Society’s (2018) colorectal cancer screening guidelines and the recommendations of the U.S. Preventive Services Task Force (2016) and National Comprehensive Cancer Network (2016). Cologuard is indicated to screen adults 45 years of age and older who are at average risk for colorectal cancer by detecting certain DNA markers and blood in the stool. Do not use Cologuard if you have had precancer, have inflammatory bowel disease and certain hereditary syndromes, or have a personal or family history of colorectal cancer. Cologuard is not a replacement for colonoscopy in high risk patients. Cologuard performance in adults ages 45-49 is estimated based on a large clinical study of patients 50 and older. Cologuard performance in repeat testing has not been evaluated.

The Cologuard test result should be interpreted with caution. A positive test result does not confirm the presence of cancer. Patients with a positive test result should be referred for diagnostic colonoscopy. A negative test result does not confirm the absence of cancer. Patients with a negative test result should discuss with their doctor when they need to be tested again.

Medicare and most major insurers cover Cologuard. For more information about Cologuard, visit www.cologuardtest.com. Rx Only.

About Oncotype DX
The Oncotype DX portfolio of breast, colon and prostate cancer tests applies advanced genomic science to reveal the unique biology of a tumor in order to optimize cancer treatment decisions. In breast cancer, the Oncotype DX Breast Recurrence Score test is the only test that has been shown to predict the likelihood of chemotherapy benefit as well as recurrence in invasive breast cancer. Additionally, the Oncotype DX Breast DCIS Score test predicts the likelihood of recurrence in a pre-invasive form of breast cancer called DCIS. In prostate cancer, the Oncotype DX Genomic Prostate Score test predicts disease aggressiveness and further clarifies the current and future risk of the cancer prior to treatment intervention, and the Oncotype DX AR-V7 Nucleus Detect test helps determine which patients with metastatic castration-resistant prostate cancer (mCRPC) are resistant to androgen receptor (AR)-targeted therapies. The Oncotype DX AR-V7 Nucleus Detect test is performed by Epic Sciences at its centralized, CLIA-certified laboratory in San Diego and offered exclusively by Exact Sciences. With more than 1 million patients tested in more than 90 countries, the Oncotype DX tests have redefined personalized medicine by making genomics a critical part of cancer diagnosis and treatment. To learn more about Oncotype DX tests, visit www.OncotypeIQ.com, www.MyBreastCancerTreatment.org or www.MyProstateCancerTreatment.org.

Sesen Bio Announces FDA Acceptance and Priority Review of its Biologics License Application for Vicineum™

On February 16, 2021 Sesen Bio (Nasdaq: SESN), a late-stage clinical company developing targeted fusion protein therapeutics for the treatment of patients with cancer, reported that the U.S. Food and Drug Administration (FDA) accepted for filing the Company’s Biologics License Application (BLA) for Vicineum for the treatment of high-risk, BCG-unresponsive non-muscle invasive bladder cancer (NMIBC), and granted the application Priority Review (Press release, Sesen Bio, FEB 16, 2021, View Source [SID1234575139]). In addition, the FDA stated that it is not currently planning to hold an advisory committee meeting to discuss the BLA for Vicineum.

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The FDA grants Priority Review for medicines that treat a serious condition and, if approved, would be a significant improvement in the safety or effectiveness of the treatment, diagnosis, or prevention of such serious condition. Priority Review designation shortens the review period goal from the standard ten months to six months from the filing acceptance of the BLA. With Priority Review, the anticipated target Prescription Drug User Fee Act (PDUFA) date for a decision on the BLA is August 18, 2021.

"We have been meeting with the FDA regularly for the past two years on the application for Vicineum," said Dr. Thomas Cannell, president and chief executive officer of Sesen Bio. "We understand the FDA’s position and guidance very clearly and have found the review process to be collaborative and engaging. With these critical FDA decisions, we have reached an inflection point for the Company. In addition to a clear regulatory path forward, we have continued to strengthen our balance sheet in preparation for the potential launch of a product we believe represents a significant advancement over available therapies. We remain focused on the patient and our mission to save and improve lives and expect to continue to make progress around the world in the coming months."

In the next one to two months, the Company expects to submit its Marketing Authorization Application (MAA) to the European Medicines Agency (EMA) for Vicineum for the treatment of high-risk, BCG-unresponsive NMIBC and receive an update from the Company’s partner, Qilu Pharmaceutical, regarding the possible approval of the Investigational New Drug (IND) application for Vicineum in China by the Center for Drug Evaluation (CDE).

Conference Call and Webcast Information
Dr. Thomas Cannell Presided and CEO of Sesen Bio will host a conference call today at 8:00 AM ET. To participate in the conference call, please dial (844) 831-3025 (domestic) or (315) 625-6887 (international) and refer to conference ID 1290313. The conference call can be accessed in the Investor Relations section of the Company’s website at www.sesenbio.com. A replay of the call will be available in the investor section of the Company’s website at www.sesenbio.com for 60 days.

About Vicineum
Vicineum, a locally administered fusion protein, is Sesen Bio’s lead product candidate being developed for the treatment of high-risk non-muscle invasive bladder cancer (NMIBC). Vicineum is comprised of a recombinant fusion protein that targets epithelial cell adhesion molecule (EpCAM) antigens on the surface of tumor cells to deliver a potent protein payload, Pseudomonas Exotoxin A. Vicineum is constructed with a stable, genetically engineered peptide tether to ensure the payload remains attached until it is internalized by the cancer cell, which is believed to decrease the risk of toxicity to healthy tissues, thereby improving its safety. In prior clinical trials conducted by Sesen Bio, EpCAM has been shown to be overexpressed in NMIBC cells with minimal to no EpCAM expression observed on normal bladder cells. Sesen Bio is currently in the follow-up stage of a Phase 3 registration trial in the US for the treatment of high-risk NMIBC in patients who have previously received a minimum of two courses of bacillus Calmette-Guérin (BCG) and whose disease is now BCG-unresponsive. In February 2021, the FDA accepted for filing the Company’s BLA for Vicineum for the treatment of high-risk, BCG-unresponsive NMIBC and granted the application Priority Review with a PDUFA date of August 18, 2021. Additionally, Sesen Bio believes that cancer cell-killing properties of Vicineum promote an anti-tumor immune response that may potentially combine well with immuno-oncology drugs, such as checkpoint inhibitors. The activity of Vicineum in high-risk, BCG-unresponsive NMIBC is also being explored at the US National Cancer Institute in combination with AstraZeneca’s immune checkpoint inhibitor durvalumab.