Donald Fleming

Dr. Donald Fleming MD

Director of the Cancer Care Center , DAVIS HEALTH SYSTEM, INC.


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GLG News by Dr. Donald Fleming MD, Director of the Cancer Care Center

Analyses are solely the work of the authors and have not been edited or endorsed by GLG.

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Microarrays and the fingerprints of cancer

July 10, 2011

How Bright Promise in Cancer Testing Fell Apart | www.nytimes.com

Genetic testing in regards too cancer cells has been a long time projectMicroaaray techniques using more reliable RNA versus DNA patterns will likely lead the wayProteionomic is is yet a further downstream approach to classifying cancer uniqueness

Profitable palliation of none at all?

July 4, 2011

There is a plethora of new treatments for cancer.Universally new cancer treatments are very expensive.There are as many cancer patients being treated for palliative purposes as cure

Avastin: a targeted drug without a target?

June 30, 2011

Breast Cancer Patients Plead for Avastin Approval | www.nytimes.com

Targeted cancer therapy is the trend in oncology therapyAvastin is a targeted therapy that has only theory backing up it's mode of actionAvastin has the benefit and drawback of being designated as broadly active yet specific to no cancer!

Tarceva gives more proof: One should know the target for Targeted therapy

June 4, 2011

Roche’s Tarceva Stalls Lung Cancer With Gene Mutation in Late-Stage Study | www.bloomberg.com

So called targeted therapy has been a term coined over the last decade in the approach to treating cancer. A recent Roche study demonstrates almost doubling of disease control when one uses a patient population that has a defined target is treated with the drug Tarceva

Necessity may be the mother of invention,but the father is profit.

April 16, 2011

Shortage Worsens of Leukemia Drug | online.wsj.com

There is a shortage of many cancer fighting medications, as more and more of the agents used to treat cancer become generic. The problem is both profit and regulation driven.

Will provenge fall the way of radioimmunotherapy

November 19, 2010

Medicare Panel Supports Use of Provenge in FDA-Approved Population | blogs.wsj.com

Provenge recently approved for HRPC .Provenge was designed for asymptomatic patients with increasing PSAsProvenge involves referral to a specialized center to perform the procedure

Herceptin's broader horizons

January 30, 2010

Roche gets EU approval for Herceptin to treat HER2-positive advanced stomach cancer | www.pharmabiz.com

There has been between a 20-30% Her over expression detected on adeno ca of gastric mucosaThe fastest growing esophageal malignancy is GE junction adenoca, which acts and is treated very similar to adeno ca of stomachOther solid tumors are likely to also demonstrate a similar benefit

New Cancer Target: PARP

December 16, 2009

BiPar Sciences' BSI-201 phase-3 trial makes progress in metastatic triple-negative breast cancer | www.pharmabiz.com

Recent evidence suggest that PARP is a new enzyme related target for TNBCTNBC sorely needs more effective therapyBe certain, the PARP target is not TNBC specific

Gleevec move over for Tasigna

December 10, 2009

Novartis' Tasigna demonstrates greater efficacy over Glivec in chronic myeloid leukaemia | www.pharmabiz.com

Gleevec has revolutionized outcome/ therapy in CMLRecent phase III demonstrates better tolerance of Tasigna over GleevecCML outcome is reflected in MR and Tasigna seems to do it better

Roche's Avastin declined by European "bean counters" for brain tumor

November 23, 2009

European medical advisory committee does not recommend approval of Avastin for deadly form of brain cancer | www.pipelinereview.com

Avastin utilized successfully in US for primary brain tumors, including the very aggressive GBMHealth care, including cancer, will be all about rationingRoche and other pharma companys better get ready for a rough future

Omapro will fill a CML void

November 14, 2009

US FDA accepts ChemGenex's Omapro NDA filing to treat CML, grants priority review status | www.pharmabiz.com

Patients with CML have a good prognosis when treated with TKI's An exception is the ones that develope a particular mutation known as T315IOnly SCT seems to be effective in this group of patients and maybe too morbid of therapy for many patients

Triple negative Breast Cancer Strategies

October 14, 2009

MediGene completes patient recruitment into EndoTAGTM-1 phase II breast cancer trial | www.pharmabiz.com

Triple negative Breast cancer has been a phenotype with little hope up until recentlyWhile advances in hormonal therapy and Her2 blocking agents has revolutionized ER/PR + and Her 2 positive breast cancer therapy, triple negative breast cancer pulls down the outcomes, with similar responses as for non small cell lung cancer

Farletuzumab (F) helps the ovarian cancer patients that do well, do well?

September 25, 2009

Farletuzumab Data Presented on Phase II Clinical Trial in First-Relapsed Ovarian Cancer Subjects | www.pipelinereview.com

F recently demonstrated a great majority of platinum sensitive patients respond when given in combination with a platinum based regimen in recurrent ovarian caPlatinum sensitive patients typically do well with platinum based intervention, but it's the platinum resistant ( denovo or delayed) that we have a problem with

Herceptin for Her2 + gastric cancer, If you can find one

September 25, 2009

Roche's Herceptin provides impressive survival benefit in HER2-positive advanced gastric cancer | www.pharmabiz.com

Herceptin recently reported in Phase II ASCo data to enhance chemo in Her 2 positive gastric cancer

REGORAFENIB joins a crowd of TKI's for RCC

September 25, 2009

Bayer's anti-cancer drug regorafenib shows stabilization or regression in 81% of kidney cancer patients | www.pharmabiz.com

RCC now has multiple TKI"S either approved or in development for txThe disease control rate seems to be a popular and effective endpoint to get drugs for RCC approved

Pay for performance Medicare "reform"

May 4, 2009

Medicare System Overhaul Proposed by Two Senators | www.nytimes.com

Medicare will reward based on outcome Medicare will pay for chronic illness acre based on outcome results Be careful about heading towards cancer care rationing

Alimta potential In India

February 27, 2009

Intas Biopharma to market Pemetrexed in India soon | www.pharmabiz.com

Alimta has been approved as upfront treatemnt of NSCLCA with platinum Alimta approved US as  single agent salvage treatment NSCLCa Market share IN US hsa been crowded out by other platinum combinations

tarceva adds to avastin but avastin doesn't add to tarceva?

February 17, 2009

OSI, Genentech Say Cancer Drug’s Benefits Ends Trial (Update2) | www.bloomberg.com

Beta lung demonstrated no benefit of adding avastin to tarceva as second line advanced lung cancer therapy Atals trial demonstrates adding tarceva to avastin after chemo in advanced lung cancer does benefit

More may or may not be better in colorectal cancer

February 6, 2009

Chemotherapy, Bevacizumab, and Cetuximab in Metastatic Colorectal Cancer | nejm.highwire.org

Recent trial such as PACE and CAIRO imply combo biologics are not helpful Is it likely this will hold true in future situations?

Plitidepsin ( Aplidin) helps in PTCL patients

January 19, 2009

PharmaMar announces the extension of Phase II trial with Aplidin(R) in Peripheral T-Cell Lymphoma after the excellent preliminary results | www.pipelinereview.com

New drug plitidepsin has anti tumor effects in PTCL patients PTCL is a relatively rare NHL form of NHL Plitidepsin has much more financial potential outside of NHL

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