Archive for the ‘solid tumors’ Category

A Busy Month for Immunogen (Part I)

Monday, November 30th, 2009


 The month of December has always been a busy period for biotech investors, due to two important events:  The annual meeting of American Society of Hematology (ASH) and the San Antonio Breast Cancer Symposium (SABCS). Every year, these events produce clinical data that can sharply move biotech stocks in both directions. This year, Immunogen (IMGN) is about to get center stage attention at both events.

 

At ASH, the company and its partners will present phase I data for three different agents powered by Immunogen’s antibody-drug conjugate (ADC) technology.  The most important of which is Sanofi-Aventis’ (SNY) SAR3419 in Non-Hodgkin lymphoma, a common form of blood cancer. Later that month at SABCS, Roche/Genentech is expected to present results for T-DM1, a high profile ADC for the treatment of breast cancer.

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Incyte – Life After Debt (Part II)

Sunday, October 18th, 2009

For part I click here

 

On top its JAK programs, Incyte has been developing two additional programs it intends to out-license. The first program is INCB13739 for diabetes, which already reached clinical proof of concept and could be licensed imminently. The second program, INCB7839 for breast cancer, is less advanced but could become very interesting later this year depending on data from an ongoing trial.

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Curagen – Positive Results at ASCO 2009

Sunday, July 5th, 2009


Last month at the ASCO meeting, Curagen (CRGN) presented results for its lead drug, CR-011, in breast cancer and melanoma patients. CR011 had activity in both indications, however, most of the drug’s value should be ascribed to the breast cancer program, which represents a huge commercial opportunity and better chances of approval.

As I previously wrote, the significance of the breast cancer trial is not only in the clinical activity of CR-011, but more importantly, the ability to identify patients who are likely to respond to the drug. By defining the right target population, Curagen could substantially improve chances of approval, shorten development time and enjoy high market acceptance. (more…)

The Winner of ASCO 2009

Sunday, June 14th, 2009


This year’s ASCO was packed with promising early stage trials, but very few positive late stage trials with an impact on medical practice. The two most important practice changing trials were phase III studies for Eli Lilly’s (LLY) Alimta and Roche’s (RHHBY.PK) Herceptin. These drugs are likely to enjoy a boost in revenues starting from next year, as both demonstrated impressive survival prolongation in lung and gastric cancer patients, respectively. The studies also underscore the paradigm shift in the industry towards personalized medicine, where a drug is given only to patients who have a high likelihood of deriving benefit. This article will focus on Alimta, which was, in my opinion the winner of ASCO 2009. (more…)

Micromet– More Reasons For Optimism

Friday, May 8th, 2009

Two weeks ago, Micromet (MITI) hosted its annual R&D day, where it discussed plans for 2009 and beyond. The meeting provided plenty of information regarding the company’s technology and drug candidates, but more importantly, it served as an appetizer for next month’s EHA meeting. As a reminder, Micromet is expected to present data from 2 trials evaluating its lead agent, blinatumomab (MT103), in two forms of blood cancer: Non-Hodgkin Lymphoma (NHL) and Acute Lymphoblastic Leukemia (ALL).

During the R&D day, the company (intentionally and unintentionally) shared some previously undisclosed results from the trials. The new information, which includes impressive efficacy signals from both studies, further solidifies blinatumomab’s position as one of the most promising investigational agents in oncology. Based on its spectacular performance, blinatumomab has a high chance of getting approved as soon as 2012.

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Micromet – The Plot Thickens

Thursday, April 23rd, 2009


The past 12 months have been anything but boring for Micromet’s shareholders (MITI). Last summer, Micromet’s stock climbed to $7 following excellent clinical data (discussed here) and a landmark publication in Science Magazine (discussed here), but since then the company has lost half of its value. Volatile trading is quite standard for small, cash burning biotechnology companies, however, Micromet’s case was particularly frustrating.

 

Micromet invented a new class of antibodies it calls BiTE (Bispecific T-Cell Engager) antibodies. Unlike conventional antibodies, BiTE antibodies bind two targets, the first target is presented on a cancer cell and the second is presented on an immune cell. The simultaneous binding of both cells by the BiTE antibody can redirect the immune cell to attack the cancer cell, thus exploiting the body’s natural immune mechanisms to fight cancer. Conceptually, a BiTE antibody is similar to cancer vaccines, which also aim at producing an immune response against tumors. Despite a history of failures in the field of immunostimulating antibodies, it looks like Micromet has found the right formula.

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Morphosys – A Biotech Rule Breaker

Sunday, March 29th, 2009

Morphosys (MOR.DE) is one of the most unusual biotech companies, as it breaks three basic rules that apply to drug development companies:

Rule No. 1: Development-stage companies burn cash and therefore must constantly raise capital and dilute existing shareholders.

Rule No. 2: Development-stage companies are risky and volatile because they rely on a limited number of binary events.

Rule No. 3: Investing in cutting edge, growing segments of the pharmaceutical industry is associated with a high level of risk.

Morphosys is the only company I am familiar with that systematically breaks each and every one of these rules. It does not have any drugs on the market and is not expected to have any in the foreseeable future, yet it is profitable. It is involved in drug discovery which is associated with a high attrition rate, yet statistically, there is a very high chance that it will have commercial revenues at some point in the future. It is involved in one the fastest growing segments in the industry, but can be regarded as a conservative holding since it will never be dependent on a limited number of binary events. And finally, it has no need to raise cash in the coming decade in order to support its activities, as its costs are covered by other companies.

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Exelixis as a Platform Company

Sunday, August 31st, 2008


 

The pharmaceutical industry is in the midst of a severe innovation crisis, where more R&D money results in less approved drugs. In parallel, sales of most traditional blockbusters are being cannibalized by generic competition, forcing the big pharmas to exploit new concepts and rush new drug candidates to their pipelines. Nearly half of all drugs that are expected to enter the clinic in the coming years will be aimed at the oncology market. Consequently, early stage drug development for cancer is going to be the most active area in the industry, with an abundance of investment opportunities, particularly in small and medium companies. Many investors prefer to stay away from oncology drug development, where success rates are at a worrying low, hovering around 5% compared to 10% for the whole industry. Nevertheless, among the hundreds of publicly traded companies which are engaged in oncology, there may be a group of companies which have better chances of succeeding in such a monumental task. These companies are what I like to call platform companies.


In this article, I will try to explain what makes a good platform company and why Exelixis (EXEL) can be regarded as a good (yet not a perfect) example.  For the sake of clarification, I certainly do not claim that platform companies are the only investment worthy biotech companies, however, when it comes to early stage drug development, platform companies are an excellent place to start.

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Another Seal of Approval For Micromet

Sunday, August 17th, 2008


 

There is always a debate regarding market efficiency and to what extent stock prices represent the available information about a company. Micromet’s (MITI) surge last week shows that in some cases, the market is far from being efficient. The spike of more than 35% in the last two trading sessions is attributed to the publication of a short article in Science Magazine, one of the world’s most prestigious scientific journals. The article contained clinical data from an ongoing phase I trial of Micromet’s lead candidate, MT103 (partnered with Medimmune). The data was spectacular, showing a strong, dose dependent response in concert with a good safety profile, exactly the kind of data that can put a small biotech in the spotlight. Ironically, the article contained data which has already been presented more than two months ago at the ICML in Switzerland.

 

Regardless of whether market reaction was justified, publishing clinical data at such an early stage in Science should be viewed as an indication for the scientific community’s embrace of Micromet and its BiTE platform. The BiTE platform relies on monoclonal antibodies for stimulating the patient’s immune system to attack cancer cells that have managed to evade or suppress the body’s immune response. Although most attention is given to the first product from the platform, MT103, it can generate an unlimited number of agents against a variety of cancers, making it a potential revolution in the way cancer is treated.

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Genentech’s Shiny New Platform

Monday, August 4th, 2008


 

On June 18th, Seattle Genetics (SGEN) announced it had received a milestone payment from Genentech (DNA) after the latter filed an IND (Investigational New Drug) application for an antibody-drug conjugate (ADC) powered by Seattle Genetics’ technology.  Intriguingly, there was no additional data about the new agent, nor was there any official announcement from Genentech. An article that will be published in this month’s issue of Nature Biotechnology may shed some light on the identity of the new ADC and the technology it utilizes. Based on this article, the new agent will not be based solely on the familiar Seattle Genetics’ ADC technology, but will also utilize a next generation platform with potentially disruptive implications.

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