the global marine pharmaceutical pipeline€¦ · daniel sellos (mnhn france) yves le gal (mnhn...
TRANSCRIPT
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The global marine pharmaceutical pipeline
Alejandro M. S. Mayer, Ph.D.
Pharmacology Department, CCOMMidwestern University
Downers Grove, Illinois 60565, USA
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Merci Beaucoup! • "Rendez-vous de Concarneau committee
Torger Borresen (Denmark) Laura Giuliano (Monaco) Claire Hellio (UK) - ChairPhilippe Lebaron (France) Daniel Pardo (France)
• Concarneau Local CommitteeDaniel Sellos (MNHN France)Yves Le Gal (MNHN France)Stéphanie Bordenave (MNHN France)Françoise Denis (MNHN France)Daniel Pardo (CNRS/MNHN France)Rachel Sellin (Pôle Mer Bretagne Fabienne Guérard (IUEM Brest)
• French Embassy, Washington D.C.2
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Chicago, Illinois, USA
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Basic Sciences building, Midwestern University, Downers Grove, Illinois, USA 4
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The global marine pharmaceutical pipeline
• FDA- approved marine pharmaceuticals• The Clinical Pipeline• The Preclinical Pipeline
http://marinepharmacology.midwestern.edu/
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Chemistry Marine Natural Products: 8,940
Preclinical Pipeline: 1,458
Clinical Pipeline: 14
FDA –approved: 5
Global Marine Pharmaceutical Pipeline in 20117
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The global marine pharmaceutical pipeline
• FDA- approved marine pharmaceuticals• The Clinical Pipeline• The Preclinical Pipeline
• The Odyssey of Marine Pharmaceuticals: a Current Pipeline Perspective, Trend in Pharmacological Sciences, 31: 255-265, 2010
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http://marinepharmacology.midwestern.edu/clinPipeline.htm August 201111
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FDA- approved marine pharmaceuticals
http://marinepharmacology.midwestern.edu/clinPipeline.htm August 2011 12
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Cytarabine, Ara-C (Cytosar®)
Arabinosylcytosine or cytosine
arabinoside is a synthetic pyrimidine
nucleoside 13
Caribbean sponge Tethya crypta, source of spongothymidine, led to synthesis of new class of arabinosyl nucleosides.
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Cytarabine, Ara-C (Cytosar®): clinical trials
Downloaded 8/1/2011 from www.clinicaltrials.gov14
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15Downloaded 8/1/2011 from http://www.hospira.com/Products/cytarabine.aspx
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Ziconotide (Prialt®)
25 amino acid, polybasic peptide containing 3
disulfide bridges and the FDA-approved drug
Prialt®
Piscivorous marine snail Conus magus, source of the naturally occurring conopeptide
http://www.youtube.com/watch?v=gsfPHGWvzvo16
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Ziconotide (Prialt®): clinical trials
Downloaded 8/1/2011 from www.clinicaltrials.gov18
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Eribulin mesylate (E7389) Halaven®
Halichondrin B analogue E7389 (macrolide, polyketide)
Pharmacology
• Microtubule interacting agent
• Developed as an anticancer agent
• Developed by Eisai, Woodcliff Lake, NJ
Sponge Lissodendoryx sp. (Phylum:Porifera) Courtesy of John Blunt, Univ. of Canterbury, N. Zealand
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Eribulin mesylate (E7389) Halaven®: FDA- approval 2010
Downloaded 8/1/2011 from http://druginfo.nlm.nih.gov/drugportal/drugportal.jsp 21
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Eribulin mesylate (E7389) Halaven®: clinical trials
Downloaded 8/1/2011 from www.clinicaltrials.gov22
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Eribulin mesylate (E7389) Halaven®
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Downloaded 8/1/2011 from http://www.eisai.com/pdf/eir/epipeline.pdf
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Omega-3-acid Ethyl Esters (Lovaza®)
ethyl esters of docosahexaenoic acid (DHA)ethyl esters of eicosapentaenoic acid (EPA)
Downloaded 8/5/2011 from http://www.accessdata.fda.gov/drugsatfda_docs/label/2009/021654s023lbl.pdf 24
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Omega-3-acid Ethyl Esters (Lovaza®): FDA- approval 2004
Downloaded 8/1/2011 from http://druginfo.nlm.nih.gov/drugportal/drugportal.jsp 25
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Omega-3-acid Ethyl Esters (Lovaza®): clinical trials
Downloaded 8/1/2011 from www.clinicaltrials.gov26
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Trabectedin, Ecteinascidin-743 (Yondelis®)
28
2000
2001
2002
2003
2004
2005
2006
2007
0
50
100
150
200175 PubMed 2000-07
Pharmacology
Binds to the minor groove of DNA and interferes with cell division and the gene transcription processes and repair machinery of the DNA.
Colonial ascidian Ecteinascidia turbinata(Phylum Chordata, Subphylum: Urochordata)
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29http://www.fda.gov/ForIndustry/DevelopingProductsforRareDiseasesConditions/HowtoapplyforOrphanProductDesignation/default.htm
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Downloaded 8/2/2011 fromhttp://www.accessdata.fda.gov/scripts/opdlisting/oopd/OOPD_Results_2.cfm
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Trabectedin, Ecteinascidin-743 (Yondelis®): clinical trials
31Downloaded 8/2/2011 from www.clinicaltrials.gov
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The global marine pharmaceutical pipeline
• FDA- approved marine pharmaceuticals• The Clinical Pipeline• The Preclinical Pipeline
32
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Chemistry Marine Natural Products: 8,940
Preclinical Pipeline: 1,458
Clinical Pipeline: 14
FDA –approved: 5
Global Marine Pharmaceutical Pipeline in 201134
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Marine pharmaceuticals in Phase III
http://marinepharmacology.midwestern.edu/clinPipeline.htm August 2011
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Brentuximab vedotin (SGN-35)
H2N
HN
NN
OMeO
O
ONH
HO
OMe O
Monomethyl Auristatin E (peptide)
mAb-linker-
Pharmacology
Anti-CD30-
Dolabella auricularia (sea hare)
Phylum: Mollusca, Class: Gastropoda
• Brentuximab vedotin is an antibody-drug conjugate (ADC) that targets CD30, a marker of Hodgkin lymphoma. • The ADC is stable in the bloodstream, but releases MMAE, an antimicrotubuleagent, upon internalization into CD30-expressing tumor cells, resulting in a targeted cell-killing effect.
Seattle Genetics’ proprietary technology
Downloaded 8/7/2011 from http://www.seagen.com/product_pipeline_sgn35.shtml36
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Brentuximab approved August 19, 2011!
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38http://www.seagen.com/product_pipeline.phpDownloaded 8/24/2011 from
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Brentuximab vedotin (SGN-35): clinical trials
Downloaded 8/5/2011 from www.clinicaltrials.gov39
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Plitidepsin (Aplidin®)
N
ONH
O
O
ONH
OH
O
ONH
ON
OCH3
CH3O
NCH3
ON
OO
O
O
Aplidium albicans (seasquirt)
(Phylum Chordata, Subphylum:Tunicata)Plitidepsin (depsipeptide)
Pharmacology
• Extremely potent inducer of apoptosis with IC50 in the low nanomolarrange. • It triggers Rac 1 activation, together with MPK-1 downregulation, and sustained JNK activation. • Ongoing efforts seek to identify the primary cellular target.
Mayer et al. TIPS 201040
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Downloaded 8/1/2011 from
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Plitidepsin (Aplidin®): clinical trials
42Downloaded 8/5/2011 from www.clinicaltrials.gov
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Marine pharmaceuticals in Phase II
http://marinepharmacology.midwestern.edu/clinPipeline.htm August 2011
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DMXBA (GTS-21)
Proboscis worm Paranemertesperegrina (Phylum Nemertea). W. Kemet al. Toxicon 9, 15-22, 1971
DMXB-A: 3-(2,4-dimethoxybenzylidene)-anabaseine, GTS-21alkaloid
PharmacologyGTS-21 acts as a partial
agonist at neural nicotinic acetylcholine receptors, binds to both the
44
α4β2 and α7 subtypes, but only activates α7
Preclinical and Clinical research• Developed for Alzheimers, Attention
Deficit Hyperactivity Disorder, and Schizophrenia
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DMXBA (GTS-21)
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PM00104 (Zalypsis®)
Pharmacology
H3C
CH3
CH3
OCH3
AcO
CF3
NN
HO
OHO
ONH
O
H
Jorunna funebris (sea slug)
• New DNA-binding alkaloid isolated from the skin and mucus of the Pacific nudibranch Joruna funebris . • Zalypsis® binds to guanines in selected DNA triplets, DNA adducts eventually give rise to double strand breaks, S-phase arrest and apoptosis in cancer cells. • Cell lines with mutant p53 or lacking p53 are more sensitive to the treatment with Zalypsis than cell lines with wild type p53.
Mayer et al. TIPS 2010
(Zalypsis®) alkaloid(Phylum: Mollusca, Class: Gastropoda)
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PM00104 (Zalypsis®)
Downloaded 8/5/2011 from www.clinicaltrials.gov 48
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49Downloaded 8/1/2011 from
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Marine pharmaceuticals in Phase I
http://marinepharmacology.midwestern.edu/clinPipeline.htm August 201150
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Bryostatin-1
Colonial Bugula Neritina (Phylum Bryozoa) Downloaded from http://ucsdnews.ucsd.edu/
Macrolide lactone(Polyketide)
Preclinical and Clinical research
• Developed as an Anticancer agent
• 38 clinical trials
Pharmacology• protein kinase C inhibitor
51
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Marizomib (Salinosporamide A, NPI-0052)
Salinosporamide A is a beta-lactone-gamma-lactam
53
Pharmacology• Covalent modification of the active site threonine residues of the 20S proteasome, a multi-subunit enzyme complex that degrades ubiquitin-tagged proteins in eukaryotic cells
Preclinical and Clinical research
• Developed as an Anticancer agent
• Developed by Nereus Pharmaceuticals, San Diego, CA
Salinospora tropica, a marine bacteria (Phylum: Actinobacteria). Courtesy of Ray Lam, Nereus Pharmaceuticals
HN
O
O
O
CH3
OHH
Cl
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Salinosporamide A (NPI-0052)
Downloaded 8/5/2011 from www.clinicaltrials.gov 54
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Salinosporamide A (NPI-0052)
55Downloaded 8/1/2011 from
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The global marine pharmaceutical pipeline
• FDA- approved marine pharmaceuticals• The Clinical Pipeline• The Preclinical Pipeline
57
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Chemistry Marine Natural Products: 8,940
Preclinical Pipeline: 1,458
Clinical Pipeline: 14
FDA –approved: 5
Global Marine Pharmaceutical Pipeline in 201158
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Chemistry Marine Natural Products: 8,940
Preclinical Pipeline: 1,458
Clinical Pipeline: 14
FDA –approved: 5
Global Marine Pharmaceutical Pipeline in 201160
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Marine pharmaceuticals preclinicalpipeline
• Last ten years: 1,458 compounds• Global research enterprise• Multiple pharmacological classes
http://marinepharmacology.midwestern.edu/61
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The global marine pharmaceutical preclinical pipeline2007-8
Global research involving investigators in 26 countries & US
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Marine pharmaceutical preclinical pipeline
• Last ten years: 1,458 compounds• Global research enterprise• Multiple pharmacological classes
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The marine pharmaceuticals preclinical pipeline in 2007-2008: 197 compounds
• Anticoagulant • Cardiovascular• Anti-inflammatory• Immune system• Nervous system• Variety of molecular
targets: eg. enzymes, receptors
• Antitumor• Antibacterial• Antifungal• Antiviral• Antimalarial• Antituberculosis• Antiprotozoal
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Acknowledgements
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Global Marine Pharmaceutical Clinical Pipeline: TIPS 2010 article• J. Michael Macintosh, M.D., University of Utah• David Newman, Ph.D., National Cancer Institute• Keith Glaser, Ph.D., Abbott Laboratories• Robert Jacobs, Ph.D., U.C. Santa Barbara• Daniel Little, Ph.D., U.C. Santa Barbara• William Kem, Ph.D., University of Florida• Barbara Potts, Ph.D., Nereus Pharmaceuticals• Dale Shuster, Ph.D., Eisai Pharmaceuticals• Maria del Carmen Cuevas Marchante, Ph.D., PharMamar, SpainGlobal Marine Pharmaceutical Preclinical Pipeline 1998-2008
reviews• Roberto Berlinck, Ph.D., University of Sao Paulo. Brasil• Mark Hamann, Ph.D., University of Mississippi, USA • Abimael Rodriguez, Ph.D., University of Puerto Rico, USA• Nobuhiro Fusetani, Ph.D., Hokkaido University, Japan• Kirk Gustafson, Ph.D., National Cancer Institute, USA
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http://marinepharmacology.midwestern.edu/
or
Google: marine pharmacology
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