bluebird bio Suspends LentiGlobin Studies bluebird bio (BLUE) placed its Phase 1/2 (HGB-206) and Phase 3 (HGB-210) studies of LentiGlobin gene therapy for sickle cell disease (SCD), bb1111, on a temporary suspension due to a reported Suspected Unexpected Serious Adverse Reaction (SUSAR) of acute myeloid leukemia (AML . . . This content is for paid subscribers. Please click here to subscribe or here to log in.

Gilead Sciences News Results from Phase 2/3 CAPELLA trial evaluating Gilead Sciences (GILD) lenacapavir achieved the primary endpoint in heavily treatment-experienced people with multidrug-resistant HIV-1 infection. The study showed that 88% of participants receiving lenacapavir experienced at least a 0.5 log10 reduction in HIV-1 viral load by the end of 14 days of functional monotherapy as . . . This content is for paid subscribers. Please click here …

Prohost Letter #438 End of the Year Issue  2019 Happy New Year 2020 The NASDAQ reached 9000 for the first time in the market history on December 30, 2019. However, on the last trading day of 2019, the Nasdaq Composite Index closed at 8,945.99 after giving back 60.62 points or 0.7%. During the departed year, however, the stock exchange was boosted by the outperformance of …

The Week in Review #48 Holiday Edition ******************** Merry Christmas and Happy Hanukkah! We Wish You a Happy New Year Filled with Excellent Health, Peace of Mind, Prosperity and Happiness What a Year for Biotechnology What happened in the biotech sector toward the end of 2019 is briefed in this Review as we focus on the performance of our picked firms’ stocks’ prices. We will …

Gilead’s CAR-T Product Yescarta Results Kite, a Gilead (GILD) subsidiary, announced new data from the ZUMA-1 trial of the CAR T Yescarta (axicabtagene ciloleucel) in adult patients with refractory large B-cell lymphoma. The data from the pivotal phase 2 study demonstrate that patients with refractory large B cell lymphoma were alive three years following a single infusion of Gilead’s CAR T immuno-oncology product Yescarta.  Analysis from …

The Market May be Plummeting But Prohost Picks are Not Biotech stocks had a strong start, but the gains disappeared in many stocks as the market demonstrated bearishness following a long-lasting rally. Currently, during the strong economic conditions, commentators attribute the reasons for the market’s upside and downside moves to China’s positive, or negative ongoing negotiations rather than to fair correction of overbought or oversold …

We have a few small clinical stage firms in the Prohost Portfolio that were established with the goal of designing safer and more effective versions of the very promising CAR T immuno-oncology products. We intend to revisit these firms and see how far they have reached on what can be described as a very hard road towards the realization of these small ambitious firms’ goals. Among …

Prohost Letter #425 When Common Sense Fails to Explain the Market Performance It is not unusual for the stock market to be in a selloff mood for a few days. However, in the last couple of months, the market unexpectedly plunged deep into the ocean of the unknown. The exaggerated volatility was nerve-wracking for professional analysts. This is especially true for candid analysts who base …

IMMUNOTHERAPY  The Checkpoint Inhibitors The most revered news was the discovery of the checkpoint proteins on the surface of the immune system cells. The checkpoint proteins’ natural job is to put a break on the immune system cells to prevent them from attacking people’s own body cells. An immune attack on host cells can lead to disabling and life-threatening autoimmune diseases. Long before the scientists …

Prohost Letter #424 Following the Stars Less Science and More Logic We reiterate that while a human star is born every once in a while on Earth, several stars born daily in research labs may be designated every other day by the FDA and other health regulatory agencies around the world. These agencies call these potential stars’ breakthrough drugs, but not all the molecules designated …

ProhostLetter #423 TOMORROW’S THERAPEUTICS TODAY For a more or less fair evaluation of biotechnology and pharmaceutical firms, analysts currently rely for their assessment on criteria that include quarterly financial results, products’ sales revenues, and year over year growth of each and every marketed therapeutic. When it comes to clinical-stage firms, the logic implies that these criteria cannot be relied on for evaluation, as most of …

The Week in Review #26 IN THE BIOTECH WORLD - RESEARCH - IMPROVING CRISPR GENE EDITING The problem cited with gene editing is that the editing may stay switched on after it succeeded in reaching its goals. To prevent further unwarranted mutations, scientists from the Bath and Cardiff University have invented a switch that aims at controlling protein expression in cultured cells and mouse embryos with the …

The Week in Review #21 Part 2 THE  MARKET (2) - Our remarks in the past Week in Review included our confidence that the attempts by negative investors to drive the market crazy will not deprive the market from its innate capability to sense and react to the authentic factors it usually reacts to . . . This content is for paid subscribers. Please click here to …

THE BIOTECH EVOLUTION: AN UNPARALLELED SPEED The Tremendous Regret Investors Will Feel If They Sell the Best of the Best Biotechnology Firms Only Because the Market Is Weird   Even if one is scared and feels he should sell shares, he must be wise enough to select those stocks whose prices are closer to reaching the targets he estimated as representing their fair values. Biotech investors who lend their ears to …

The Week in Review #19 Targeting the Root-­Cause of Diseases - Investing in the Future is Currently the Best Way - Stopping aberrant genes from causing diseases has taken time to move from wishful thinking to reality. Through trial and error, various different approaches have been tested over the years, including attempts at genetic engineering... &nbsp . . . This content is for paid subscribers. …

Prohost Letter #417 Private Lessons - These lessons are overdue and we had to do this homework before we go into further evaluations of our picks and introduction of new companies as we promised in the past issue. We believe that the Prohost readers, the fans and the critics should know how and why we pick our biotech stocks . . . This content is …

UCART19 UCART19 is one of the Cellectis’ (CLLS) lead allogeneic anti-CD19 CAR T-cell products. The word allogeneic is important as it makes the difference between Cellectis’ CAR T products and the two approved chimeric antigen receptor (CAR T) products and some of the investigational CAR T immuno-oncology products. Except for Cellectis’ and a few other  biotechs including  Celyad’s (CYAD)  products all other CAR T treatments are non-allogeneic (autologous) treatments. Being allogeneic, Cellectis’ products …

Gilead Sciences (GILD) has unsurprisingly agreed to acquire Cell Design Labs in a structured buy out valued for up to $567 million, including the shares of Cell Design Labs held by Kite, the CAR T firm that Gilead has recently acquired. Brian Atwood, President and CEO of Cell Design Labs, Inc., said, “Bringing our robust technology platforms under the Gilead umbrella, with its outstanding research …

The Treatment is Not A New Way as Being Stated, It is Only the Target, Which Has Been Changed   Outstanding news announced that leukemia patients who relapsed after being treated with the chimeric receptor antigen T cell (CAR T) targeting CD-19 were saved from imminent death by a CAR T targeting CD-22. The new treatment, which is being presented in some articles as a …

The Week in Review #11 A New Era - Faster than the speed of light, the management of diseases is shifting from fast improvement to a total gigantic unprecedented change. Some of the conquering approaches towards providing long-­lasting cures look as if the outcome of magic rather than mere science . . . This content is for paid subscribers. Please click here to subscribe or here to log …