Prohost Letter #412 Part 3 GLIOBLASTOMA - Is There Hope? Senator John McCain was diagnosed with a malignant brain tumor, glioblastoma – the most common and aggressive form of brain cancer. The cancer is so aggressive that most surgeries did not provide survival. This brain cancer affects around 3 people out of 100,000 in the U.S., with men more than women and whites more than other …

IMPROVING ON CAR IMMUNOTHERAPY APPROACH  When we stated that chimeric antigen receptor CAR immunotherapy process was created to remain and improve, we aimed at demonstrating our conviction that the CAR approach will eventually be improved and become the gold standard for the treatment of many cancers. We observed that many research and medical institutions are using all advanced information, state-of-the-art techniques and technologies in order …

A BIG YES for Novartis CAR-T product has come from the  Food and Drug Administration (FDA) advisory committee. The committee recommended FDA approval for Novartis product CTL019 for pediatric acute lymphoblastic leukemia. The Vote: The panel voted 10-0 in favor of approval. Chimeric antigen receptor T-cell therapy, (CAR-T- Cell therapy) is an immunotherapy that enables the immune system T cells to seek, reach and attack cancer …

Arena (ARNA) announced positive Phase 2 clinical trial results for its drug ralinepag1 for pulmonary arterial hypertension (PAH). In the 61-patient study, the primary efficacy analysis demonstrated a statistically significant absolute change from baseline in pulmonary vascular resistance (PVR) compared to placebo. Ralinepag also demonstrated numerical improvement in 6-minute walk distance (6MWD). Additionally, adverse events observed in the study were consistent with other prostacyclin treatments for …

IMPRESSIVE RESULTS?  Bellicum Pharmaceuticals’ (BLCM) drug BPX-501 is described as a safe and effective product that can offer children with cancer and other serious diseases the opportunity to beat their intractable sicknesses. The drug enables the patients who are in desperate need for a bone marrow stem cell transplant to use unmatched donors’ stem cells through lowering their adverse effects. The most recent clinical trial …

Prohost Letter #410 JUNE PDUFA DAYS This month, the FDA will decide on the approvals of drugs belonging to companies that Prohost has picked for investment. Usually, granting approvals rallies the stocks of the drugs’ developing firms. Sending Complete Response Letters for demands that might delay approvals would cut a substantial percentage of the stocks’ values, while rejections would cause the stocks to falter. Let’s …

Juno’s (JUNO) JCAR017 and JCAR014 are chimeric antigen receptor T cell (CAR-T) product candidates that target CD19, a protein expressed on the surface of almost all B cell malignancies. These malignancies include non-Hodgkin lymphoma (NHL), chronic lymphocytic leukemia (CLL), and acute lymphoblastic leukemia (ALL). The clinical trial results of Juno’s CAR-T product JCAR017 in relapsed and refractory (r/r) aggressive B cell non-Hodgkin lymphoma (NHL) are …

AT ASCO CAR-T Was Created to Stay BlueBird Bio CAR-T Results Bluebird Bio (BLUE) presentation was well received at ASCO after the firm stated results demonstrating that all the 15 evaluable patients in the clinical trial of its chimeric antigen receptor T cell (CAR-T) drug “bb2121 responded to treatment. Data were convincing demonstrating 89% of the patients observed their tumors shrink with 27% seeing their …

As we wrote in Prohost Letter #409, a transformation in this year’s American Society of Clinical Oncology meeting (ASCO) is further elaborating on Checkpoint inhibition and chimeric antigen receptor T-cell (CAR-T) approaches’ limitations. Both are attempts towards making Immunotherapy for cancer a successful treatment. Checkpoint inhibitors have reached the market at the hands of Merck, Bristo-Myers Squibb and Roche, with other firms coming forward with products …

It is obvious that the CAR-T approach to cancer treatment is here to stay and to change the way cancer has been managed for decades. Attempts to improve the novel elegant procedure safety profile and efficacy on solid cancers are being pursued by academia as well as by biotechnology and pharmaceutical companies. Kite Pharma’s (KITE) CAR-T therapy axicabtagene ciloleucel is an investigational therapy in which …

Prohost Letter #409 ASCO The American Society of Clinical Oncology (ASCO) meeting is around the corner. The Meeting, which will begin on Friday June 2, 2017 and will end on Monday 5, 2017 will be different than the past years for many reasons, including the following: -­ Checkpoint inhibition as Immunotherapy for cancer treatment moved from wishful thinking a decade ago, to promising cancer treatments …

Indeed, Saving One Life is Important. Yet, Important Too is Saving Many Lives The Risk Vs. The Reward We keep repeating that the CAR-T treatment is created to stay, not because somebody loves the firms developing the CAR-T immunotherapy, but because this novel approach to cancer is saving the lives of the condemned. In addition, many reasons exist that make oncologists and regulators believe that …

EPIZYME Many oncologists, we believe, must be impatient to learn about the outcome of a first-in-class cancer drug based on epigenetics in upcoming oncology conventions. The drug tazemetostat was created and is being developed by Epizyme. Epizyme (EPZM) is a clinical-stage biotech company having proprietary platform, which  enabled it to identify and develop small molecule inhibitors of chromatin modifying proteins (CMPs), such as tazemetostat. CMPs, …

Novartis signed two different separate licensing agreements with two development-stage firms, Bluebird (BLUE) and Celyad (CYAD). The signing of the agreements, enabled Novartis to license the two firm’s proprietary technologies, both related to improving Novartis’ genetically engineered immunooncology CAR- T cells. CELYAD The Celyad/Novartis Agreement Celyad announced a non-exclusive license agreement with Novartis for its US patents issued for the production of allogeneic CAR-T cells. …

Prohost Letter #407 AT A GLANCE - Firms Added to Prohost Portfolio PROHOST IS PICKING NEUROCRINE BIOSCIENCES   On March 27, a few days before the FDA approves Neurocrine’s (NBIX) drug Ingrezza, (valbenazine) capsules for adults with tardive dyskinesia (TD), we posted an article titled “Time for Transformation and Achievements”. In the article, we stated that Neurocrine Sciences Ingrezza will highlight Neurocrine Biosciences and its …

CANCER IMMUNOTHERAPY 2 Nonstop Improvements and Nonstop Discoveries In CAR-T Immunotherapy As we said in the article about checkpoint inhibition as cancer immunotherapy, the approaches that aim at enabling the immune system to fight cancer cells were created to stay and improve and become the gold standard for cancer treatment. Chimeric antigen receptor T cell (CAR-T) therapeutics are speeding their way towards approval in 2017. …

CANCER IMMUNOTHERAPY Nonstop Improvements and Nonstop Discoveries Checkpoint inhibitors and CAR-T immunotherapy are created to stay and succeed and change the way cancer has been treated for decades. The reason is that the successful results from some early attempts to enable the immune system to attack and fight cancers through these new immunotherapy approaches were unmatched in the history of cancer treatments. These successes, though, …

Everybody knows Bristol-Myers Squibb (BMY), but just a few may know anything about CytomX Therapeutics (CTMX), or about its Probody Program. CytomX is a small, develop-ment-stage firm that created platform known as the Probody Program, which leads to the creation of first in class Probody therapeutics. These therapeutics are meant to overcome safety and efficacy problems encountered by the antibodies that are currently used in …

Prohost Letter #406 A Special Prohost Issue SYNOPSIS REASONS FOR THE FOLLOWING PROHOST PICKS RALLIES VERTEX Vertex (VRTX): Great news about 2016 revenues & earnings Growth and pipeline. FROM YESTERDAY: Tremendous Revenues Growth. Cystic fibrosis (CF) revenues grew up around 75%. FOR TOMORROW:  Boosting  the  pipeline  value  by Advancing CF novel correctors into Phase 2 trials while Producing and advancing new CF correctors. PROJECTIONS: Continued …

We keep reiterating that CAR-T cancer immunotherapy was created to stay. More frequent updates about the CAR-T approach further solidified our conviction. Almost every week we are getting news eliminating layer by layer of the true problems about CAR-T therapy that transplanted skepticism in investors’ minds towards a successful outcome of this novel immunotherapy approach to cancer treatment. The two essential problems that instilled the …