Important news has come from the FDA, which issued new guidelines to speed the introduction of treatments with human cells and tissues, including gene therapy. Cracking down on rogue clinics offering dangerous or unproven versions of gene therapy or stem cell therapy is also included in the report. Scott Gottlieb, the commissioner of the FDA stated that regenerative medicine and other important gene therapy treatments …

A couple of days ago, Cellectis (CLLS), which uses its own proprietary gene editing technology known as “transcription activator-like effector nuclease (TALEN®)” in developing immunotherapies, received the following good news: The FDA has lifted the clinical hold, which the Agency has put on Phase 1 trials of Cellectis’ UCART123 product candidate.       The Story In February 2017, Cellectis received an Investigational New Drug (IND) approval …

As expected by those who welcome good news from publicly-traded firms, the Food and Drug Administration (FDA) has given the green light to a second CART immuno-oncology product with the trade name Yescarta.  This drug, which has been developed by Kite Pharma is now belonging to Gilead Sciences (GILD) together with the rest of Kite’s CAR T wealthy pipeline after Gilead acquired Kite less than …

The Week in Review #7 A lot more happened in the past week regarding improving the treatment of cancer and of other devastating diseases. This issue contains discoveries that aim at improving breakthrough immuno-­oncology treatment outcomes. Here are some of the breakthrough technologies and treatments that might improve, by-­far, the management of cancer . . . This content is for paid subscribers. Please click here to …

In the news, the FDA has placed a clinical hold on two phase 1 trials of Cellectis’ (CLLS) off- the-shelf product UCART123 after the death of a 78-year old patient. Cellectis is working with the FDA towards finding ways that help mitigate the risks expected to have caused the fatality. We experienced deaths with other CAR T products with the cytokine release syndrome on the …

Coming Soon... The Week in Review #3 Gilead Acquisition - Rallying by Association - Improving on Cancer Treatments...

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 …

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 …

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 …

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 …

EXELIXIS AGAIN They said: Sell EXEL, as no partner is interested in the firm’s FDA approved cabozantinib to date. What really happened: It did not take long for IPSEN to come forward and take the responsibility of marketing cabozantinib abroad and pay $200 million upfront payment to Exelixis. They said: Although the FDA approved Cabometyx (cabozantinib) for advanced renal cell carcinoma (RCC), the drug will …

Prohost Letter #393 IMMUNOTHERAPY - PROHOST PORTFOLIO - NEW PICKS? - A Brief Reminder of the CAR T –TCR Immunotherapy Approaches In this issue we continue our journey inside the territory of cancer immunotherapy. We remind that in the Prohost Letter issue #391, we dealt with the immunotherapy based on genetically engineered T Cells, enabling them to seek out, attack and neutralize cancer cells. The immune system’s T …

Baxalta (BXLT) and Precision BioSciences a genome editing company announced a global collaboration to develop a broad series of allogeneic chimeric antigen receptor (CAR) T cell therapies directed towards areas of major unmet need in multiple cancers. CAR T elegant genetically engineered approach that enables the T cells to pinpoint and neutralize cancer cells was created to succeed and Baxalta’s decision to enter this immunotherapy program demonstrates how …

Prohost Letter #391 Frightened by the Market and Politicians’ Debates, Not the Drug Industry, Investors are Fleeing the Biotechnology Sector  1. A fruitless debate over the high prices of drugs 2. The low price of oil, the world’s dream for decades, is now considered a disaster for the world economy? 1. The High Drug Price Debate Again, as in past presidential debates, politicians have chosen an …

Prohost Letter #390 COMPANIES USING CRISPR GENE EDITING TOOLS - The Firms Launched with CRISPR Patents Either Pending or Disputed! What Does This Mean? What are these Firms’ Priorities? But First: A Reminder In the last issue, Prohost #389, we pinpointed the gene editing technologies and techniques and demonstrated the difference between gene editing, which is genetic engineering, i.e., making changes in the genes themselves, and antisense …

Prohost Letter #389 Happy New Year 2016 Wishing You Good Health Peace of Mind Love And happiness  We expect 2016 to be the year that fulfills many of our great expectations about successfully managing intractable and life-threatening malignant and non-malignant disease. We expect the biotech firms to bring us more cures based on the maturation of genetic engineering processes following a lot of trial and …

Prohost Letter #388 TOPICS - 1. AN INDISPENSABLE SHORT INTRODUCTION 2. GENE EDITING 3. GENE THERAPY 4. CANCER IMMUNOTHERAPY 1. GENE EDITING Exon Skipping: Biomarin (BMRN); Sarepta (SRPT); These firms are waiting FDA approvals for Duchenne Muscular Dystrophy (DMD) Gene Editing Technology Competitors: Cellectis S.A. (CLLS); CRISPR; PTC Therapeutics (PTCT) Firms Using Different Approaches For DMD Treatment (see Below) Zink Finger Tech: Sangamo (SGMO); RNAi …