Research Topics
Species | Philip JonesSummaryAffiliation: Merck Research Laboratories Country: USA Publications
| Collaborators
|
Detail Information
Publications
A novel series of potent and selective ketone histone deacetylase inhibitors with antitumor activity in vivoPhilip Jones
IRBM Merck Research Laboratories, Via Pontina Km 30, 600, 00040 Pomezia, Italy
J Med Chem 51:2350-3. 2008..A representative example has demonstrated tumor growth inhibition in a human colon HCT-116 carcinoma xenograft model comparable to known inhibitors...
Identification of aminoethyl pyrrolo dihydroisoquinolinones as novel poly(ADP-ribose) polymerase-1 inhibitorsDanila Branca
IRBM Merck Research Laboratories Rome, Via Pontina Km 30, 600 Pomezia, 00040 Rome, Italy
Bioorg Med Chem Lett 19:4042-5. 2009..SAR exploration around the nitrogen of the aminoethyl appendage chain of 1 led to compounds that displayed low nanomolar activity in a PARP1 enzymatic assay...
From natural products to small molecule ketone histone deacetylase inhibitors: development of new class specific agentsPhilip Jones
IRBM Merck Research Laboratories, Via Pontina Km 30, 600, 00040 Pomezia, Italy
Curr Pharm Des 14:545-61. 2008....
Discovery of 2-{4-[(3S)-piperidin-3-yl]phenyl}-2H-indazole-7-carboxamide (MK-4827): a novel oral poly(ADP-ribose)polymerase (PARP) inhibitor efficacious in BRCA-1 and -2 mutant tumorsPhilip Jones
IRBM Merck Research Labs Rome, Via Pontina Km 30, 600, 00040 Pomezia, Italy
J Med Chem 52:7170-85. 2009..Compound 56 was well tolerated in vivo and demonstrated efficacy as a single agent in a xenograft model of BRCA-1 deficient cancer...
A series of novel, potent, and selective histone deacetylase inhibitorsPhilip Jones
IRBM Merck Research Laboratories, Via Pontina Km 30, 600, 00040 Pomezia, Italy
Bioorg Med Chem Lett 16:5948-52. 2006..SAR studies around this lead resulted in optimization to potent, low molecular weight, selective, non-hydroxamic acid HDAC inhibitors, equipotent to current clinical candidates...
2-Trifluoroacetylthiophenes, a novel series of potent and selective class II histone deacetylase inhibitorsPhilip Jones
IRBM Merck Research Laboratories, Via Pontina Km 30, 600, 00040 Pomezia, Italy
Bioorg Med Chem Lett 18:3456-61. 2008..X-ray crystal structures of the HDAC 4 catalytic domain with a bound inhibitor demonstrate these compounds are active site inhibitors and bind in their hydrated form...
Probing the elusive catalytic activity of vertebrate class IIa histone deacetylasesPhilip Jones
IRBM Merck Research Laboratories, Via Pontina Km 30, 600, 00040 Pomezia, Italy
Bioorg Med Chem Lett 18:1814-9. 2008..The low efficiency can be restored either by: mutation of an active site histidine to tyrosine, or by the use of a non-acetylated lysine substrate, allowing the development of assays to identify class IIa HDAC inhibitors...
Identification of novel, selective, and stable inhibitors of class II histone deacetylases. Validation studies of the inhibition of the enzymatic activity of HDAC4 by small molecules as a novel approach for cancer therapyJesus M Ontoria
Istituto di Ricerche di Biologia Molecolare, P Angeletti SpA IRBM MRL, Rome, Via Pontina Km 30, 600, I 00040 Pomezia, Italy
J Med Chem 52:6782-9. 2009..Compounds 6h and 2 show inhibition of alpha-tubulin deacetylation in HCT116 cells at 1 microM concentration and antiproliferation effects only at concentrations where inhibition of histone H3 deacetylation is observed...
Optimization of a series of potent and selective ketone histone deacetylase inhibitorsGiovanna Pescatore
IRBM Merck Research Laboratories, Via Pontina Km 30, 600, 00040 Pomezia, Italy
Bioorg Med Chem Lett 18:5528-32. 2008..Herein we describe the optimization of a series of ketone small molecule HDAC inhibitors leading to potent and selective class I HDAC inhibitors with good dog PK...
Identification of substituted pyrazolo[1,5-a]quinazolin-5(4H)-one as potent poly(ADP-ribose)polymerase-1 (PARP-1) inhibitorsFederica Orvieto
IRBM Merck Research Laboratories Rome, Via Pontina Km 30, 600, Pomezia, 00040 Rome, Italy
Bioorg Med Chem Lett 19:4196-200. 2009..An extensive SAR around the 3-position of pyrazole in the scaffold led to the discovery of amides derivatives as low nanomolar PARP-1 inhibitors...
2-Trifluoroacetylthiophene oxadiazoles as potent and selective class II human histone deacetylase inhibitorsEster Muraglia
IRBM Merck Research Laboratories Rome, Via Pontina Km 30, 600 Pomezia, 00040 Rome, Italy
Bioorg Med Chem Lett 18:6083-7. 2008....
Discovery of a potent class I selective ketone histone deacetylase inhibitor with antitumor activity in vivo and optimized pharmacokinetic propertiesOlaf Kinzel
IRBM Merck Research Laboratories, Pomezia, Italy
J Med Chem 52:3453-6. 2009..In a mouse xenograft model it shows efficacy comparable to that of vorinostat at a 10-fold reduced dose...
Studies of the metabolic stability in cells of 5-(trifluoroacetyl)thiophene-2-carboxamides and identification of more stable class II histone deacetylase (HDAC) inhibitorsRita Scarpelli
IRBM Merck Research Laboratories Rome, Via Pontina Km 30, 600, Pomezia 00040, Rome, Italy
Bioorg Med Chem Lett 18:6078-82. 2008..A rapid screening assay was set up which enabled the identification of more metabolic stable compounds as potent and selective class II HDAC inhibitors...
Synthesis and biological evaluation of substituted 2-phenyl-2H-indazole-7-carboxamides as potent poly(ADP-ribose) polymerase (PARP) inhibitorsRita Scarpelli
IRBM Merck Research Laboratories Rome, Via Pontina Km 30, 600, Pomezia 00040, Rome, Italy
Bioorg Med Chem Lett 20:488-92. 2010....
Identification and SAR of novel pyrrolo[1,2-a]pyrazin-1(2H)-one derivatives as inhibitors of poly(ADP-ribose) polymerase-1 (PARP-1)Giovanna Pescatore
IRBM Merck Research Laboratories, 00040 Pomezia, Italy
Bioorg Med Chem Lett 20:1094-9. 2010..Optimization led to compounds that display excellent PARP-1 enzyme potency and inhibit the proliferation of BRCA deficient cells in the low double-digit nanomolar range showing excellent selectivity over BRCA proficient cancer cells...
Histone deacetylase inhibitors with a primary amide zinc binding group display antitumor activity in xenograft modelBarbara Attenni
IRBM Merck Research Laboratories, Pomezia, Rome, Italy
Bioorg Med Chem Lett 19:3081-4. 2009..This HDACi displays good antiproliferative activity against multiple cancer cell lines, and demonstrates efficacy in a xenograft model comparable to vorinostat...
Discovery of N-[(1-aryl-1H-indazol-5-yl)methyl]amides derivatives as smoothened antagonists for inhibition of the hedgehog pathwayGabriella Dessole
IRBM Merck Research Laboratories Rome, Via Pontina Km 30, 600, Pomezia 00040, Rome, Italy
Bioorg Med Chem Lett 19:4191-5. 2009..Identification of the lead structure 1 by HTS, followed by SAR study on the amide and aryl portions led to the discovery of antagonists with nanomolar activity...
Identification of a series of 4-[3-(quinolin-2-yl)-1,2,4-oxadiazol-5-yl]piperazinyl ureas as potent smoothened antagonist hedgehog pathway inhibitorsJesus M Ontoria
IRBM, Merck Research Laboratories Rome, Via Pontina Km 30, 600, Pomezia, 00040 Rome, Italy
Bioorg Med Chem Lett 21:5274-82. 2011..These compounds are valuable tools with which to probe the biology of the Hh-pathway...
Discovery and SAR of novel, potent and selective hexahydrobenzonaphthyridinone inhibitors of poly(ADP-ribose)polymerase-1 (PARP-1)Caterina Torrisi
IRBM Merck Research Laboratories Rome, Via Pontina Km 30, 600, Pomezia, 00040 Rome, Italy
Bioorg Med Chem Lett 20:448-52. 2010....
N-(2-alkylaminoethyl)-4-(1,2,4-oxadiazol-5-yl)piperazine-1-carboxamides as highly potent smoothened antagonistsEster Muraglia
IRBM, Merck Research Laboratories Rome, Via Pontina Km 30, 600, Pomezia, 00040 Rome, Italy
Bioorg Med Chem Lett 21:5283-8. 2011....
Substrate binding to histone deacetylases as shown by the crystal structure of the HDAC8-substrate complexAlessandro Vannini
Istituto di Ricerche di Biologia Molecolare P Angeletti, Via Pontina Km 30 600, 00040 Pomezia, Rome, Italy
EMBO Rep 8:879-84. 2007..The crucial role of Asp 101 in substrate and inhibitor recognition was confirmed by activity and binding assays of wild-type HDAC8 and Asp101Ala, Tyr306Phe and Asp101Ala/Tyr306Phe mutants...
N-(4-Fluorobenzyl)-3-hydroxy-9,9-dimethyl-4-oxo-6,7,8,9-tetrahydro-4H-pyrazino[1,2-a]pyrimidine-2-carboxamides a novel class of potent HIV-1 integrase inhibitorsAlessia Petrocchi
Departments of Medicinal Chemistry and Drug Metabolism IRBM MRL, Via Pontina, Km 30 600, 00040 Pomezia RM, Italy
Bioorg Med Chem Lett 19:4245-9. 2009....
PISA, a novel pharmacodynamic assay for assessing poly(ADP-ribose) polymerase (PARP) activity in situLaura S Lubbers
Department of Stroke and Neurodegeneration, Merck Research Laboratories, 770 Sumneytown Pike, PO Box 4, West Point, PA 19486, USA
J Pharmacol Toxicol Methods 61:319-28. 2010..We developed the PARP In Situ Activity (PISA) assay to provide a direct, quantitative assessment of CNS PARP activity in vitro or in vivo...
Smoothened antagonists: a promising new class of antitumor agentsPaola Gallinari
Istituto di Ricerche di Biologia Molecolare P Angeletti, Department of Oncology, IRBM Merck Research Laboratories Rome, Via Pontina Km 30, 600, 00040 Pomezia, Italy 39 06 91093232 39 06 91093549
Expert Opin Drug Discov 4:525-44. 2009..3) Our knowledge of the biology of hedgehog signaling in cancer is still very incomplete and significant efforts will be required to understand how to use the emerging novel agents in the clinic...
Discovery of raltegravir, a potent, selective orally bioavailable HIV-integrase inhibitor for the treatment of HIV-AIDS infectionVincenzo Summa
Istituto di Ricerche di Biologia Molecolare, P Angeletti SpA Merck Research Laboratories, Rome, Via Pontina Km 30, 600, 00040 Pomezia, Italy
J Med Chem 51:5843-55. 2008....
Structural and functional analysis of the human HDAC4 catalytic domain reveals a regulatory structural zinc-binding domainMatthew J Bottomley
Istituto di Ricerche di Biologia Molecolare P Angeletti, Merck Research Laboratories, Via Pontina Km 30 600, 00040 Pomezia Roma, Italy
J Biol Chem 283:26694-704. 2008..HDAC3 repressor complex. Together, these data suggest a key role of the structural zinc-binding domain in the regulation of class IIa HDAC functions...
Pharmacokinetics and metabolism studies on (3-tert-butyl-7-(5-methylisoxazol-3-yl)-2-(1-methyl-1H-1,2,4-triazol-5-ylmethoxy) pyrazolo[1,5-d][1,2,4]triazine, a functionally selective GABA(A) alpha5 inverse agonist for cognitive dysfunctionPhilip Jones
Merck Sharp and Dohme Research Laboratories, The Neuroscience Research Centre, Terlings Park, Eastwick Road, Harlow, Essex, CM20 2QR, UK
Bioorg Med Chem Lett 16:872-5. 2006..An unusual oxidation of the pyrazolo[1,5-d][1,2,4]triazine core to the corresponding pyrazolo[1,5-d][1,2,4]triazin-4(5H)-one scaffold by aldehyde oxidase has been observed...
Helicobacter pylori: antibiotic resistance and eradication rates in Suffolk, UK, 1991-2001Ewen A B Cameron
Department of Gastroenterology and Public Health Laboratory Service, Ipswich Hospital, Heath Road, Ipswich IP4 5PD, UK
J Med Microbiol 53:535-8. 2004..001). Whilst metronidazole resistance is increasing in Suffolk, this does not seem to have a significant effect on eradication rates. Metronidazole-based regimes are still effective first-line treatments in most patients...
Effects of infection with transmissible gastroenteritis virus on concomitant immune responses to dietary and injected antigensMichael Bailey
Department of Clinical Veterinary Science, University of Bristol, Bristol BS40 5DU, United Kingdom
Clin Diagn Lab Immunol 11:337-43. 2004....
