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 …

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, …

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. …

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 …

An approved rheumatoid arthritis drug developed and sold by Sanofi could become a new treatment for aggressive cancers. The news came in a Mount Sinai press release announcing that researchers have discovered that a rheumatoid arthritis drug can block a metabolic pathway that occurs in tumors with a common cancer-causing gene mutation. The discovery offers a new possible therapy for aggressive cancers with few therapeutic …

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 …

Making Sure that CAR-T Therapy for Cancer Succeeds Academic Researchers Identify a New Process to Raise Natural Armies of Cancer-Targeting T Lymphocytes Outside the Body Unleashing More Power to the Immune System to Fight All Types of Cancers GOOD NEWS FOR CAR-T IMMUNOTHERAPY DEVELOPERS Researchers from Mayo Clinic and the University of Washington have developed a new culture process to improve the efficacy of engineered …

Prohost Letter #404 Part 2 Synthetic Biology (2) A Brief History DNA is the software of life. This is how Synthetic Genomics firm, which we believe is now is the leading biotech firm for applied synthetic biology. Synthetic Genomics is still a private firm in spite of that thousands of investors are impatiently waiting for it to turn public and it will. So stay tuned. …

A few months ago, we heard news that a Belgium firm called Celyad (CYAD) has concluded a deal worth over $300 million with Ono Pharmaceutical. The deal gives Ono the rights to Celyad’s allogeneic NKR-2 T-cell immunotherapy in Japan, Korea and Taiwan. This news did not mean a lot to investors as Celyad had yet to recover from a heartbreaking  setback in a late phase trial …

Immunotherapy Engineered T-Cell Therapy Is Here to Stay Articles aimed at undermining the value of the firms’ chimeric antigen receptor T (CAR T) cells as immunotherapy for cancer are less and less convincing to savvy investors. Most of the bloggers who attack the procedure admit at the end of their articles that the approach is promising, but still needs this or that for the sake of perfection, …

Le CompaGnon Part 2 Wednesday June 22, 2016 From the  American Society of  Clinical  Oncology (ASCO)               Checkpoint inhibitors the CAR T Approach Adoptive cell therapy Oncolytic virus therapy Therapeutic vaccines Cytokines. Le CompaGnon Part 1 dealt with: - The two firms, MERK and BMY, who were the first to get approvals of their checkpoint inhibitors. These two . . . This content is for paid …

In the biotech sector, daily stories (news) are not just announced, but mostly edited in ways that project the narrators’ tendencies and wishes rather than the original news. Last week’s headlines comprised positive news from a firm’s drug aimed at treating a chronic progressive disease, muscular dystrophy, which disables children’s by weakening their voluntary and involuntary muscles, while threatening their hearts and lungs and lives. Other headlines …