Celsion Corporation Announces Issuance of Two New U.S. Patents for its GEN-1 Immuno-Oncology Product

On November 4, 2016 Celsion Corporation (NASDAQ:CLSN), a clinical stage oncology drug development company, reported that the United States Patent and Trademark Office (USPTO) has granted two patents: Patent No. 9,468,687 B2 – Immuno Gene Therapy for Treatment of Cancer and Hyperproliferative Diseases, which expands the use of GEN-1 into additional cancer treatment modalities in combination with other chemotherapeutics and Patent No. 9,144,546 – Nucleic Acid-Lipopolymer Compositions, which expands and extends previous patent claims on the making of and composition of formulations consisting of our PPC delivery polymer and nucleic acids (Press release, Celsion, NOV 4, 2016, View Source [SID1234516252]).

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These new patents further strengthen coverage of GEN-1, the Company’s DNA-based immunotherapy in development for the localized treatment of ovarian cancer and glioblastoma multiforme (GBM), which is already covered by a composition of matter patent in the United States.

"Issuance of these patents further strengthens Celsion’s growing position as a leader in the development of gene-based immunotherapies addressing some of the most difficult-to-treat cancers, such as ovarian cancer and GBM by covering the use of GEN-1 for treating solid tumors as a monotherapy and in combination with chemotherapy," said Michael H. Tardugno, chairman, president and CEO. "GEN-1 leverages our proprietary TheraPlas technology platform, harnessing the power of IL-12 immunotherapy with a targeted delivery system engineered to overcome the limitations associated with the development of other dosage forms of IL-12 therapies."

About GEN-1
GEN-1 is being evaluated in an ongoing Phase 1b dose-escalating clinical trial (the "OVATION Study") combining GEN-1 with the standard of care for the treatment of newly diagnosed patients with advanced ovarian cancer who will undergo neoadjuvant chemotherapy followed by interval debunking surgery. The OVATION Study is designed to enroll three to six patients per dose cohort at escalating doses of GEN-1 with the goal to identify a safe, tolerable and therapeutically active dose of GEN-1 by recruiting and maximizing an antitumor immune response.

As previously reported, all six patients in the first two cohorts of the OVATION Study experienced a clinically meaningful response, ranging from stable disease to one pathologically confirmed complete response. In addition, all patients sustained decreases of 90% or greater of the prospective indicator of the presence of ovarian cancer cells, CA-125 protein as well as highly impressive pathologically responses, which is associated with prolonged survival. The first three cohorts each enrolled three patients. Enrollment in the fourth and final cohort is underway, and Celsion expects to report full data from the OVATION Study by the first quarter of 2017. Future studies of GEN-1 will include a Phase I/II study combining GEN-1 with Avastin and Doxil for the treatment of recurrent ovarian cancer.

Sumitomo Dainippon Pharma announces the data of an investigational WT1 cancer peptide vaccine, DSP-7888 will be presented at the ASH 2016

On November 4, 2016 Sumitomo Dainippon Pharma Co., Ltd. (Head Office: Osaka, Japan; President: Masayo Tada; "Sumitomo Dainippon Pharma") reported that clinical data of an investigational WT1 cancer peptide vaccine, DSP-7888 will be presented at the American Society of Hematology (ASH) (Free ASH Whitepaper) Annual Meeting and Exposition in San Diego from December 3 to 6, 2016 (Press release, Dainippon Sumitomo Pharma, NOV 4, 2016, View Source [SID1234516253]).

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Planned poster sessions include:
1. Abstract #4335, [637. Myelodysplastic Syndromes―Clinical Studies: Poster III]
Preliminary Results from a Phase 1/2 Study of DSP-7888, a Novel WT1 Peptide-Based Vaccine, in Patients with Myelodysplastic Syndrome (MDS)
Presenter: S. Miyakoshi (Department of Hematology, Tokyo Metropolitan Geriatric Hospital and Institute of Gerontology, Tokyo, Japan)
Monday, December 5 from 6:00 p.m. – 8:00 p.m. (local time), Hall GH
The abstract is now available on the official website of ASH (Free ASH Whitepaper) (URL: View Source)
Highlights of the abstract】
In phase 1 portion, azacitidine (the first-line treatment option) failure higher-risk (7 patients) and transfusion-dependent lower-risk (5 patients) MDS patients (total 12 patients) were enrolled in 3.5 or 10.5 mg/body cohorts. Safety and tolerability were evaluated, and delayed type hypersensitivity (DTH), WT1-specific CTL induction and expression of WT1 mRNA in peripheral blood and bone marrow cells were also examined.

DSP-7888 was well-tolerated in MDS patients and dose-dependent toxicity was not observed except for ISR, although ISR was observed in all patients.

Disease control rate (PR+SD) was observed in 66.6 % and CTL induction, one of the secondary clinical activities, was observed in 50% of the 12 evaluable patients.

2. Abstract #4715, [802. Chemical Biology and Experimental Therapeutics: Poster III]
DSP-7888, a Novel Cocktail Design of WT1 Peptide Vaccine, and Its Combinational Immunotherapy with Immune Checkpoint-Blocking Antibody Against PD-1
Note:This data is non-clinical evaluation. 2
Presenter: M. Goto (DSP Cancer Institute, Sumitomo Dainippon Pharma Co., Ltd., Japan) Monday, December 5 from 6:00 p.m. – 8:00 p.m. (local time), Hall GH
The abstract is now available on the official website of ASH (Free ASH Whitepaper) (URL: View Source)

Data from Three GlycoMimetics Drug Candidates to Be Highlighted at 58th Annual American Society of Hematology (ASH) Meeting

On November 4, 2016 GlycoMimetics, Inc. (NASDAQ: GLYC) reported that data from three drug candidates in its development pipeline will be presented at the 58th American Society of Hematology (ASH) (Free ASH Whitepaper) Annual Meeting and Expo (Press release, GlycoMimetics, NOV 4, 2016, View Source [SID1234516348]). The ASH (Free ASH Whitepaper) meeting will take place December 3 to 6, 2016, at the San Diego Convention Center.

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The oral presentation and six posters to be shared at the ASH (Free ASH Whitepaper) meeting will review the results of pre-clinical and clinical research on the pan-selectin antagonist, rivipansel, that GlycoMimetics is developing in partnership with Pfizer, Inc.; the company’s E-selectin antagonist, GMI-1271; and the company’s dual E-selectin/CXCR4 antagonist, GMI-1359. The data presented will show significant progress in a clinical trial for acute myeloid leukemia (AML), pre-clinical data further expanding on the mechanism and potential for therapeutic benefit in sickle cell anemia, and pre-clinical data on effects of GMI-1359 in models of hematologic malignancies. The company will present updates with interim data from an on-going Phase 1/2 trial of GMI-1271 in patients with AML. This will include an update on patients enrolled in the Phase 1 portion of the trial as well as data on evaluable patients enrolled to date in the two Phase 2 arms of the study. The Phase 2 portion includes one arm enrolling patients with relapsed or refractory disease and one arm enrolling patients over the age of 60 with newly diagnosed disease.

"We are delighted to have multiple abstracts accepted at ASH (Free ASH Whitepaper), highlighting the success and breadth of our growing pipeline," said Rachel King, Chief Executive Officer of GlycoMimetics. "Our new clinical and preclinical data show the scientific rationale for continuing development of all three drug candidates, as well as significant momentum in our clinical program for GMI-1271 in AML."

Details of the data to be presented at ASH (Free ASH Whitepaper), including session times and locations, include:

Oral Presentation (submitted by Pfizer, Inc.)

Abstract #270-Rivipansel: A Small Pan-Selecting Antagonist Improves Cerebral Perfusion and Inhibits Leukocyte Adhesion and in Murine Sickle Cell Disease Model. Sunday, Dec. 4, 7:30-9:00 a.m. PT, Room 7AB.

Posters (all poster sessions are in the San Diego Convention Center, Hall G)

Abstract #4049–A Phase I/II Study of GMI¬1271, a Novel E¬Selectin Antagonist, in Combination with Induction Chemotherapy in Relapsed/Refractory and Elderly Previously Untreated Acute Myeloid Leukemia; Results to Date. Monday, Dec. 5, 6:00-8:00 p.m. PT. Poster Session

Abstract #3826–E¬Selectin Antagonist GMI¬1271 Shows a Favorable Safety, PK and Bleeding Profile in Phase I Studies of Healthy Volunteers. Monday, Dec. 5, 6:00-8:00 p.m. PT. Poster Session

Abstract #2823–Vascular E-Selectin Protects Leukemia Cells from Chemotherapy By Directly Activating Pro-Survival NF-Kb Signaling – Therapeutic Blockade of E-Selectin Dampens NF-Kb Activation. Sunday Dec. 4, 6:00-8:00 p.m. PT. Poster Session

Abstract #3519—Dual E-Selectin/CXCR4 Antagonist GMI-1359 Exerts Efficient Anti-Leukemia Effects in a FLT3 ITD Mutated Acute Myeloid Leukemia Patient-Derived Xenograph Murine Model. Sunday Dec. 4, 6:00-8:00 p.m. PT. Poster Session

Abstract #2826—Administration of the Dual E-Selectin/CXCR4 Antagonist, GMI-1359, Results in a Unique Profile of Tumor Mobilization from the Bone Marrow and Facilitation of Chemotherapy in a Murine Model of FLT3 ITD AML. Sunday Dec. 4, 6:00-8:00 p.m. PT. Poster Session

Abstract #2509–Rivipansel (GMI-1070) Inhibits E-Selectin Recognition of Sialyl LewisX Activation and Arrest of Human Neutrophils Expressed on CD62L (L-selectin) and Blocks Integrin. Sunday Dec. 4, 6:00-8:00 p.m. PT. Poster Session

The meeting abstracts are available at ASH (Free ASH Whitepaper)’s website.

Anthera Pharmaceuticals Provides Business Update and Reports 2016 Third Quarter Financial Results

On November 4, 2016 Anthera Pharmaceuticals, Inc. (Nasdaq:ANTH) reported a business update and reported financial results for the third quarter ended September 30, 2016 (Filing, Q3, Anthera, 2016, NOV 4, 2016, View Source [SID1234516255]).

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Recent Developments and Business Highlights:

Blisibimod for the treatment of Systemic Lupus Erythematosus ("SLE")

o Topline Data from Phase 3 CHABLIS-SC1 Clinical Study
We have been working diligently through the adjudication for the CHABLIS-SC-1 study, which completed the last patient visit in September. We currently plan to report topline efficacy and safety data prior to the 2016 American College of Rheumatology Annual Meeting taking place from November 11th to November 16th. Topline data from the CHABLIS-SC1 will include the primary endpoint evaluation, the Systemic Lupus Erythematosus Responder Index (SRI-6) as well as safety and tolerability data from the study. For more information on the CHABLIS-SC1 study, please visit View Source

o Phase 3 CHABLIS 7.5 Clinical Study Enrollment and Clinical Site Activation On Track
We continued further clinical site activation for, and enrollment in CHABLIS 7.5, our second Phase 3 clinical study. This study will evaluate the efficacy and safety of blisibimod in patients who, despite corticosteroid use, continue to have clinically-active lupus (SLE) and the presence of anti-double-stranded DNA and low complements which are known serological markers of lupus. For more information about the CHABLIS 7.5 study, visit View Source

Sollpura (liprotamase) for the treatment of Exocrine Pancreatic Insufficiency ("EPI")

o Phase 3 SOLUTION Clinical Study
Following the completion of patient enrollment in our Phase 3 SOLUTION study, an independent Data and Safety Monitoring Board (DSMB) recommended continuation of the study without modification on August 3, 2016. Subsequent assessment by the DSMB on September 25, 2016, found no concerning safety signals. We expect to report topline efficacy data from the SOLUTION study before the end of 2016. For more information on the SOLUTION clinical study, please visit View Source

o SIMPLICITY Clinical Study Enrollment on Track
Enrollment in the SIMPLICITY study, which intends to evaluate the efficacy and safety of Sollpura supplied as a powder for oral solution, is on track. In this study, Sollpura is delivered in a convenient, easy-to-administer single use package. We completed enrollment of the initial cohort of patients 7 years of age and above, and following a review of safety and efficacy data by an independent DSMB, the study will allow for administration of Sollpura powder for oral solution to pediatric patients ranging in age from 28 days to less than 7 years. For more information on the study, please visit View Source

o EASY Clinical Study
During the third quarter of 2016, we initiated the EASY study, which provides continued access to Sollpura for patients who completed the SOLUTION study. We plan to continue the EASY study until Biologic License Application ("BLA") for Sollpura is approved by the U.S. Food and Drug Administration ("FDA").

o Manufacturing to Support Commercial Readiness Accelerated
We began acceleration of the manufacturing scale-up to support the commercial launch of Sollpura including the completion of demonstration and registration batches at commercial launch scale. We had a Type-C meeting with the FDA in September to discuss the manufacturing approach for the Lipase-CLEC drug substance and the conversion of the filed Sollpura New Drug Application ("NDA") to a BLA. The FDA confirmed that Sollpura fits the regulatory definition of a biologic, supporting the conversion of the filed NDA to a BLA. Furthermore, preliminary agreement was reached on Anthera’s approach to demonstration of comparability of drug substance manufactured by a new contract manufacturing organization ("CMO"), and the potential use of a comparability protocol to manage post-approval process scale up.

Blisibimod for the treatment of IgA Nephropathy

o Longer-Term Evaluation Continues in Phase 2 BRIGHT-SC Clinical Study
In June 2016, an interim analysis of observed data from 57 patients, all of whom had the opportunity to complete 24 weeks of treatment, demonstrated a positive trend in lower proteinuria in blisibimod versus placebo treated patients over two years, supporting continuation of the study. Data from the 48-week evaluation is expected at the end of this year or in early first quarter of 2017. For more information about the BRIGHT-SC study, visit View Source

Management Update

· On August 16, 2016, we appointed William Shanahan, M.D., J.D. as Chief Medical Officer. In this role, Dr. Shanahan will oversee the clinical development of the blisibimod and Sollpura programs. Dr. Shanahan joins Anthera with over 30 years of drug development experience, including 16 years as a chief medical officer.

Summary of Financial Results

o Registered Direct Offering. In September 2016, we executed a subscription agreement with Biotechnology Value Fund, L.P. and other affiliates of BVF Partners L.P. ("BVF"), and Rock Springs Capital, pursuant to which we may sell convertible preferred stock in two tranches. The initial tranche closed on September 14 and we received gross proceeds of $17 million. The investors have an option for an additional $28.3 million of convertible preferred stock at their discretion. Each share of preferred stock is convertible into shares of common stock at various prices in the future. The initial $17 million of Series X convertible preferred stock received warrant coverage equal to 25% of the issued shares of common stock with an exercise price equal to 120% of the conversion price of the Series X convertible preferred stock.

o Cash Position. We ended the third quarter of 2016 with cash and cash equivalents totaling $32.6 million, compared to $47 million as of December 31, 2015. The decrease in cash was mainly attributable to $36.7 million used to fund our clinical development programs during the nine months ended September 30, 2016, offset by approximately $23 million in net proceeds received from the sale of common and preferred stock.

o R&D Expense. Research and development expenses for the three and nine months ended September 30, 2016 totaled $14.1 million and $35.7 million, respectively, compared to $10.4 million and $24.9 million for the corresponding periods in 2015. The increase is primarily due to cost associated with acceleration of the manufacturing scale-up timeline, including the production of demonstration and registration batches at commercial launch scale for Sollpura and the purchase and installation of manufacturing equipment at our contract manufacturers. Additionally, clinical development expense increased from prior year due to the initiation of three new clinical studies, namely the CHABLIS-7.5 study with blisibimod in severe lupus patients, the SIMPLICITY study with Sollpura in sachet formulation and the EASY study which provides continued access to Sollpura for patients who completed the SOLUTION study.

o G&A Expense. General and administrative expenses for the three and nine months ended September 30, 2016 totaled $2.5 million and $7.3 million, respectively, compared to $2.1 million and $5.7 million for the corresponding periods in 2015. The increase is primarily due to higher non-cash stock-based compensation expense recognized during the three and nine months ended September 30, 2016.

o Net Loss. Net loss for the three and nine months ended September 30, 2016 was $16.5 million and $42.5 million, respectively, compared to $11.3 million and $27.9 million for the corresponding periods in 2015. The increase in net loss is mainly attributable to the increase in manufacturing expense for Sollpura and clinical study expense for both Sollpura and blisibimod in 2016.

o Net Loss Applicable to Common Stockholders. In connection with the September 2016 registered direct offering of convertible preferred stock, warrants and option to purchase future shares of convertible preferred stock, there is an in-the-money conversion feature (beneficial conversion feature, or BCF) that required separate financial statement recognition and was recorded as a discount to the preferred shares and was immediately accreted as a deemed dividend because the shares are immediately convertible. For the quarter and nine months ended September 30, 2016, we recorded a deemed dividend of $8.8 million.

Kura Oncology Presents Update on Pipeline Programs Targeting RAS-ERK Pathway at European Scientific Oncology Conference

On November 4, 2016 Kura Oncology, Inc. (NASDAQ:KURA), a clinical stage biopharmaceutical company, reported preclinical findings and data from the company’s ongoing Phase 2 trial in HRAS mutant solid tumors at the 9th European Scientific Oncology Conference (ESOC-9) in Marbella, Spain. Antonio Gualberto, M.D., Ph.D., chief medical officer, delivered a presentation titled, "Targeting the RAS-ERK Pathway (Press release, Kura Oncology, NOV 4, 2016, View Source;p=RssLanding&cat=news&id=2219741 [SID1234516287])."

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Kura is currently evaluating tipifarnib, a farnesyl transferase inhibitor, as a potential treatment for patients with HRAS mutant solid tumors. In his presentation, Dr. Gualberto provided details on three patients with HRAS mutant squamous head and neck cancer (SCCHN), treated with tipifarnib. Two of the three SCCHN patients experienced a confirmed partial response (PR) and have been on study for 15 months and 8 months, while a third patient experienced disease stabilization for 7 months. The two partial responses were observed after 6 and 2 cycles of treatment, respectively. All three SCCHN patients had received prior treatment with cetuximab alone or in combination with chemotherapy but appeared to derive lesser benefit with those regiments than with the subsequent tipifarnib treatment.

"Despite the fact that HRAS was identified as an oncogene more than 40 years ago, there have been no effective therapeutic approaches in the clinic," said Dr. Gualberto. "These data may constitute the first demonstration of mechanism-based inhibition of HRAS in cancer patients, and support further investigation of tipifarnib in squamous head and neck cancer, an indication of high unmet need."

Dr. Gualberto’s slide presentation is available in the Scientific Presentations and Papers section of Kura Oncology’s website at www.kuraoncology.com.