K-252 compounds, novel and potent inhibitors of protein kinase C and cyclic nucleotide-dependent protein kinases

…, K Yamada, M Takahashi, C Murakata… - Biochemical and …, 1987 - Elsevier
… -dependent protein kinases and protein kinase C to various extents. The inhibitions were of
… K-252b showed a comparable potency for protein kinase C (Ki, 20nM), whereas inhibitory …

Rescue of hearing, auditory hair cells, and neurons by CEP-1347/KT7515, an inhibitor of c-Jun N-terminal kinase activation

…, J Virkkala, M Saarma, C Murakata… - Journal of …, 2000 - Soc Neuroscience
We have studied the mechanisms of auditory hair cell death after insults in vitro and in vivo.
We show DNA fragmentation of hair cell nuclei after ototoxic drug and intense noise trauma. …

KF25706, a Novel Oxime Derivative of Radicicol, Exhibits in Vivo Antitumor Activity via Selective Depletion of Hsp90 Binding Signaling Molecules

…, H Narumi, T Agatsuma, Y Ikuina, C Murakata… - Cancer research, 1999 - AACR
… (c) Direct binding of Hsp90 family of proteins to radicicol was confirmed by the method using
immobilized radicicol oxime beads, and this binding was competed with soluble GA. These …

Induction of mammalian DNA topoisomerase I mediated DNA cleavage by antitumor indolocarbazole derivatives

Y Yamashita, N Fujii, C Murakata, T Ashizawa… - Biochemistry, 1992 - ACS Publications
Revised Manuscript Received September 8, 1992 abstract: DNA topoisomerases have been
shown to be important therapeutictargets in cancer chemotherapy. We found that KT6006 …

Sustained in Vivo Regression of Dunning H Rat Prostate Cancers Treated with Combinations of Androgen Ablation and Trk Tyrosine Kinase Inhibitors, CEP-751 (KT …

DJ George, CA Dionne, J Jani, T Angeles, C Murakata… - Cancer research, 1999 - AACR
… These results validate our approach and technique; (c) the combination of both androgen
ablation and intermittent CEP-751 (or CEP-701) initiated simultaneously exhibit greater …

K858, a novel inhibitor of mitotic kinesin Eg5 and antitumor agent, induces cell death in cancer cells

…, H Ishida, H Kusaka, S Akinaga, C Murakata… - Cancer research, 2009 - AACR
The aim of this study was to investigate the mechanism of inhibition of Eg5 (kinesin spindle
protein), a mitotic kinesin that plays an essential role in establishing mitotic spindle bipolarity, …

Cell cycle-independent death of prostate adenocarcinoma is induced by the trk tyrosine kinase inhibitor CEP-751 (KT6587).

…, E Emerson, N Neff, JL Vaught, C Murakata… - Clinical cancer research …, 1998 - AACR
Advanced prostate cancer remains largely incurable, primarily because the very low growth
fraction present in these tumors makes them generally resistant to treatment with standard …

Novel oxime derivatives of radicicol induce erythroid differentiation associated with preferential G1 phase accumulation against chronic myelogenous leukemia cells …

…, TW Schulte, S Soga, C Murakata… - Blood, The Journal …, 2000 - ashpublications.org
… This t(9,22) translocation fuses bcrsequences upstream of the second exon of c-abl and
generates 1 of 2 Bcr-Abl fusion proteins, the p185 or p210.2-5 The p210 form of Bcr-Abl (p210 …

Neurotrophic 3, 9-bis [(alkylthio) methyl]-and-bis (alkoxymethyl)-K-252a derivatives

…, JP Mallamo, RL Hudkins, C Murakata - Journal of medicinal …, 1997 - ACS Publications
A series of 3,9-disubstituted [(alkylthio)methyl]- and (alkoxymethyl)-K-252a derivatives was
synthesized with the aim of enhancing and separating the neurotrophic properties from the …

Stereoselective total synthesis of the glycosyl phosphatidylinositol (GPI) anchor of Trypanosoma brucei

C Murakata, T Ogawa - Carbohydrate research, 1992 - Elsevier
C-lbcg and at 101.8 ppm with lJ,-H 158.9 Hz for C-lf. The formation of compounds 18 and 19
could be rationalized by an unexpected intramolecular nucleophilic attack by interglycosidic …