V
Vithya Manoharan
Researcher at Agency for Science, Technology and Research
Publications - 9
Citations - 391
Vithya Manoharan is an academic researcher from Agency for Science, Technology and Research. The author has contributed to research in topics: Kinase & EIF4E. The author has an hindex of 6, co-authored 9 publications receiving 296 citations.
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Journal ArticleDOI
Wnt addiction of genetically defined cancers reversed by PORCN inhibition
Babita Madan,Zhiyuan Ke,Nathan Harmston,Soo Yei Ho,A O Frois,Jenefer Alam,Duraiswamy Athisayamani Jeyaraj,Vishal Pendharkar,Kakaly Ghosh,I H Virshup,Vithya Manoharan,Esther Hq Ong,Kanda Sangthongpitag,Jeffrey Hill,Enrico Petretto,Thomas H. Keller,May Ann Lee,Alex Matter,David M. Virshup,David M. Virshup +19 more
TL;DR: A novel potent, orally available PORCN inhibitor, ETC-1922159, that blocks the secretion and activity of all Wnts is developed that is remarkably effective in treating RSPO-translocation bearing colorectal cancer patient-derived xenografts.
Journal ArticleDOI
Discovery and Optimization of a Porcupine Inhibitor.
Athisayamani Jeyaraj Duraiswamy,May Ann Lee,Babita Madan,Shi Hua Ang,Eldwin Sum Wai Tan,Wei Wen Vivien Cheong,Zhiyuan Ke,Vishal Pendharkar,Li Jun Ding,Yun Shan Chew,Vithya Manoharan,Kanda Sangthongpitag,Jenefer Alam,Anders Poulsen,Soo Yei Ho,David M. Virshup,Thomas H. Keller +16 more
TL;DR: The identification of a Wnt secretion inhibitor from cellular high throughput screening is described and it is discovered that enantiomeric PORCN inhibitors show very different activity in the reporter assay, suggesting that such compounds may be useful for mode of action studies on the POR CN O-acyltransferase.
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Optimization of Selective Mitogen-Activated Protein Kinase Interacting Kinases 1 and 2 Inhibitors for the Treatment of Blast Crisis Leukemia
Haiyan Yang,Lohitha Rao Chennamaneni,Melvyn Ho,Shi Hua Ang,Eldwin Sum Wai Tan,Duraiswamy Athisayamani Jeyaraj,Yoon Sheng Yeap,Boping Liu,Esther H. Q. Ong,Joma Joy,John Liang Kuan Wee,Perlyn Zekui Kwek,Priya Retna,Nurul Dinie,Thuy Thi Hanh Nguyen,Shi Jing Tai,Vithya Manoharan,Vishal Pendharkar,Choon Bing Low,Yun Shan Chew,Susmitha Vuddagiri,Kanda Sangthongpitag,Meng Ling Choong,May Ann Lee,Srinivasaraghavan Kannan,Chandra S. Verma,Chandra S. Verma,Chandra S. Verma,Anders Poulsen,Sharon Xiaodai Lim,Charles Chuah,Tiong Sin Ong,Tiong Sin Ong,Jeffrey Hill,Alex Matter,Kassoum Nacro +35 more
TL;DR: The structure-activity relationships and pharmacokinetic properties of a selective MNK1/2 inhibitor clinical candidate, ETC-206, which in combination with dasatinib prevents BC-CML LSC self-renewal in vitro and enhances d asatinib antitumor activity in vivo are reported.
Journal ArticleDOI
Structure–Activity Relationship Studies of Mitogen Activated Protein Kinase Interacting Kinase (MNK) 1 and 2 and BCR-ABL1 Inhibitors Targeting Chronic Myeloid Leukemic Cells
Joseph Cherian,Kassoum Nacro,Zhi Ying Poh,Samantha Guo,Duraiswamy Athisayamani Jeyaraj,Yun Xuan Wong,Melvyn Ho,Hai Yan Yang,Joma Joy,Zekui Perlyn Kwek,Boping Liu,John Liang Kuan Wee,Esther H. Q. Ong,Meng Ling Choong,Anders Poulsen,May Ann Lee,Vishal Pendharkar,Li Jun Ding,Vithya Manoharan,Yun Shan Chew,Kanda Sangthongpitag,Sharon Xiaodai Lim,S. Tiong Ong,Jeffrey Hill,Thomas H. Keller +24 more
TL;DR: The identification of novel dual MNK1 and 2 and BCR-ABL1 inhibitors, starting from the known kinase inhibitor 2, which are efficacious in a mouse xenograft model and reduce the level of phosphorylated eukaryotic translation initiation factor 4E in the tumor tissues.
Journal ArticleDOI
Scaffold Hopping and Optimization of Maleimide Based Porcupine Inhibitors
Soo Yei Ho,Jenefer Alam,Duraiswamy Athisayamani Jeyaraj,Weiling Wang,Grace Lin,Shi Hua Ang,Eldwin Sum Wai Tan,May Ann Lee,Zhiyuan Ke,Babita Madan,David M. Virshup,Li Jun Ding,Vithya Manoharan,Yun Shan Chew,Choon Bing Low,Vishal Pendharkar,Kanda Sangthongpitag,Jeffrey Hill,Thomas H. Keller,Anders Poulsen +19 more
TL;DR: A pharmacophore model was developed and used the putative bioactive conformation of a xanthine inhibitor for scaffold hopping and the resulting maleimide scaffold was optimized to subnanomolar potency while retaining good physical druglike properties.