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 …

Agenus (AGEN) is a project in the making since the firm has decided to play an integral part in immuno-oncology, doing everything possible towards building checkpoint modulator antibodies, in addition to its protective and therapeutic vaccines. Missing analysts’ expectation by one cent, which leads to stocks’ punishment has become an accepted routine, satisfying daily traders and other investors. The substance, however, which  interests us, is in …

Gilead Sciences Gilead (GILD) Shareholders wouldn’t expect to watch short investors make billions of dollars going against Gilead during this firm’s most glorious times. We never imagined negative analysts could have the capability of persuading millions of shareholders to sell and cause a selloff of the most productive, most growing, most achieving and extremely well run biotech company. Gilead reported quarterly earnings and revenue on …

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 …

Incyte (INCY) and Merck (MRK) announced the expansion of their ongoing clinical collaboration to include a Phase 3 study evaluating the combination of epacadostat,Incyte’s investigational selective IDO1 inhibitor, with Keytruda® (pembrolizumab), Merck’s anti-PD-1 therapy. The trial is for the use of the combination as first-line treatment for advanced or metastatic melanoma. The Phase 3 study, which is expected to begin in the first half of 2016, …

Prohost Letter #379 Investors Concerns, Excitments and Expectations It is understandable the fact that bullish and bearish analysts have opposite opinions (opposite wishes too) on biotech firms’ pipelines products and clinical trial results. They differ in assessing important news and in applying different criteria in their evaluation in order to establish proof of concept of their personal views. Articles are filling the media with contradicting …

Prohost Letter #378 Part 2 2015 ASCO ANNUAL MEETING What a Big Revolution in Oncology! The ASCO meeting projected the huge advancement in the understanding, diagnosing and treating cancer. What looked as if a sudden explosion has brought in the big change, the change was, in fact a slow, deep-rooted evolution, built up over a long period of trial and error with the failures constituting …

Prohost Letter #375 Part 1 BIOTECHNOLOGY: THE BEGINNING OF A NEW ERA STATE- OF-THE-ART APPROACHES FOR THE MANAGEMENT OF CHRONIC AND DEADLY DISEASES ARE IN HUMAN CLINICAL TRIALS We are encouraged by some novel treatments for chronic diseases and cancer and we are optimistic about results coming from their early- and late-phase trials. Picking advanced therapeutics is the magic word Sesame in the formula “Open Sesame”, which, …