Sathees C Raghavan, Ph.D.
Associate Professor
Indian Institute of Science
Department of Biochemistry
Bangalore - 560 012
Karnataka
E-mail: sathees@biochem.iisc.ernet.in
Phone: +91-80-22932473
Fax: +91-80-23600814
URL: http://biochem.iisc.ernet.in/sathees.htm
Positions Held:
Position
Affiliation
Time Period
Post Doctoral Fellow
University of Southern California, Los Angeles, USA
1999-2006
Research Summary:
Cancer Genetics, Genomic instability, DNA repair and recombination
Publications:
1.
Nambiar, M., Srivastava, M., Gopalakrishnan, V., Sankaran, S. K. and Raghavan, S. C. G-quadruplex structures formed at the HOX11 breakpoint region contribute to its fragility during t(10;14) translocation in T-cell leukemia. Molecular and Cellular Biology. 2013. 33, 4266-4281. [PubMed]
2.
Kavitha, C. V., Nambiar, M., Narayanaswamy, P. B., Thomas, E., Rathore, U., Ananda, K., Choudhary, B., Rangappa, K. S. and Raghavan, S. C. Propyl-2-(8-(3,4-difluorobenzyl)-2',5'-dioxo-8-azaspiro[bicyclo[3.2.1] octane-3,4'-imidazolidine]-1'-yl) acetate induces apoptosis in human leukemia cells through mitochondrial pathway following cell cycle arrest. PloS One. 2013. 8, e69103. [PubMed]
3.
Sahu, U., Sidhar, H., Ghate, P. S., Advirao, G. M., Raghavan, S. C. and Giri, R. K. A Novel Anticancer Agent, 8-Methoxypyrimido[4',5':4,5]thieno(2,3-) Quinoline-4(3H)-One Induces Neuro 2a Neuroblastoma Cell Death through p53-Dependent, Caspase-Dependent and -Independent Apoptotic Pathways. PloS One. 2013. 8, e66430. [PubMed]
4.
Gurupadaswamy, H. D., Girish, V., Kavitha, C. V., Raghavan, S. C. and Khanum, S. A. Synthesis and evaluation of 2,5-di(4-aryloylaryloxymethyl)-1,3,4-oxadiazoles as anti-cancer agents. European Journal of Medicinal Chemistry. 2013. 63, 536-543. [PubMed]
5.
Srivastava, M., Nambiar, M., Sharma, S., Karki, S. S., Goldsmith, G., Hegde, M., Kumar, S., Pandey, M., Singh, R. K., Ray, P., Natarajan, R., Kelkar, M., De, A., Choudhary, B. and Raghavan, S. C. An inhibitor of nonhomologous end-joining abrogates double-strand break repair and impedes cancer progression. Cell. 2012. 151, 1474-1487. [PubMed]
6.
Somasagara, R. R., Hegde, M., Chiruvella, K. K., Musini, A., Choudhary, B. and Raghavan, S. C. Extracts of strawberry fruits induce intrinsic pathway of apoptosis in breast cancer cells and inhibits tumor progression in mice. PloS One. 2012. 7, e47021. [PubMed]
7.
Nishana, M. and Raghavan, S. C. Role of recombination activating genes in the generation of antigen receptor diversity and beyond. Immunology. 2012. 137, 271-281. [PubMed]
8.
Gopalakrishnan, V. and Raghavan, S. C. Sequence and structural basis for chromosomal fragility during translocations in cancer. Future Oncology. 2012. 8, 1121-1134. [PubMed]
9.
Hegde, M., Karki, S. S., Thomas, E., Kumar, S., Panjamurthy, K., Ranganatha, S. R., Rangappa, K. S., Choudhary, B. and Raghavan, S. C. Novel levamisole derivative induces extrinsic pathway of apoptosis in cancer cells and inhibits tumor progression in mice. PloS One. 2012. 7, e43632. [PubMed]
10.
Nambiar, M. and Raghavan, S. C. Chromosomal translocations among the healthy human population: implications in oncogenesis. Cellular and Molecular Life Sciences : CMLS. 2013. 70, 1381-1392. [PubMed]
11.
Nishana, M. and Raghavan, S. C. A non-B DNA can replace heptamer of V(D)J recombination when present along with a nonamer: implications in chromosomal translocations and cancer. The Biochemical Journal. 2012. 448, 115-125. [PubMed]
12.
Katapadi, V. K., Nambiar, M. and Raghavan, S. C. Potential G-quadruplex formation at breakpoint regions of chromosomal translocations in cancer may explain their fragility. Genomics. 2012. 100, 72-80. [PubMed]
13.
Chiruvella, K. K., Sebastian, R., Sharma, S., Karande, A. A., Choudhary, B. and Raghavan, S. C. Time-dependent predominance of nonhomologous DNA end-joining pathways during embryonic development in mice. Journal of Molecular Biology. 2012. 417, 197-211. [PubMed]
14.
Nambiar, M. and Raghavan, S. C. Mechanism of fragility at BCL2 gene minor breakpoint cluster region during t(14;18) chromosomal translocation. The Journal of Biological Chemistry. 2012. 287, 8688-8701. [PubMed]
15.
Sharma, S., Panjamurthy, K., Choudhary, B., Srivastava, M., Shahabuddin, M., Giri, R., Advirao, G. M. and Raghavan, S. C. A novel DNA intercalator, 8-methoxy pyrimido[4',5':4,5]thieno (2,3-b)quinoline-4(3H)-one induces apoptosis in cancer cells, inhibits the tumor progression and enhances lifespan in mice with tumor. Molecular Carcinogenesis. 2013. 52, 413-425. [PubMed]
16.
Choudhary, B., Karande, A. A. and Raghavan, S. C. Telomere and telomerase in stem cells: relevance in ageing and disease. Frontiers in Bioscience. 2012. 4, 16-30. [PubMed]
17.
Vinaya, K., Kavitha, C. V., Prasanna, D. S., Chandrappa, S., Ranganatha, S. R., Raghavan, S. C. and Rangappa, K. S. Synthesis and antileukemic activity of novel 2-(4-(2,4-dimethoxybenzoyl)phenoxy)-1-(4-(3-(piperidin-4-yl)propyl)piperidin-1-yl )ethanone derivatives. Chemical Biology & Drug Design. 2012. 79, 360-367. [PubMed]
18.
Naik, A. K. and Raghavan, S. C. Differential reaction kinetics, cleavage complex formation, and nonamer binding domain dependence dictate the structure-specific and sequence-specific nuclease activity of RAGs. Journal of Molecular Biology. 2012. 415, 475-488. [PubMed]
19.
Purohit, M. N., Panjamurthy, K., Elango, S., Hebbar, K., Mayur, Y. C. and Raghavan, S. C. In-vitro cytotoxicity and cell cycle analysis of two novel bis-1,2, 4-triazole derivatives: 1,4-bis[5-(5-mercapto-1,3,4-oxadiazol-2-yl-methyl)-thio-4-(p-tolyl)-1,2,4-triazol -3-yl]-butane (MNP-14) and 1,4-bis[5-(carbethoxy-methyl)-thio-4-(p-ethoxy phenyl)-1,2,4-triazol-3-yl]-butane (MNP-16). Nucleosides, Nucleotides & Nucleic Acids. 2011. 30, 873-885. [PubMed]
20.
Vinaya, K., Kavitha, C. V., Chandrappa, S., Prasanna, D. S., Raghavan, S. C. and Rangappa, K. S. Synthesis and antileukemic activity of novel 4-(3-(piperidin-4-yl) propyl)piperidine derivatives. Chemical Biology & Drug Design. 2011. 78, 622-630. [PubMed]
21.
Nambiar, M. and Raghavan, S. C. How does DNA break during chromosomal translocations? Nucleic Acids Research. 2011. 39, 5813-5825. [PubMed]
22.
Karki, S. S., Panjamurthy, K., Kumar, S., Nambiar, M., Ramareddy, S. A., Chiruvella, K. K. and Raghavan, S. C. Synthesis and biological evaluation of novel 2-aralkyl-5-substituted-6-(4'-fluorophenyl)-imidazo[2,1-b][1,3,4]thiadiazole derivatives as potent anticancer agents. European Journal of Medicinal Chemistry. 2011. 46, 2109-2116. [PubMed]
23.
Sharma, S. and Raghavan, S. C. Nonhomologous DNA end joining in cell-free extracts. Journal of Nucleic Acids. 2010. 2010. [PubMed]
24.
Nambiar, M., Goldsmith, G., Moorthy, B. T., Lieber, M. R., Joshi, M. V., Choudhary, B., Hosur, R. V. and Raghavan, S. C. Formation of a G-quadruplex at the BCL2 major breakpoint region of the t(14;18) translocation in follicular lymphoma. Nucleic Acids Research. 2011. 39, 936-948. [PubMed]
25.
Prasanna, D. S., Kavitha, C. V., Vinaya, K., Ranganatha, S. R., Raghavan, S. C. and Rangappa, K. S. Synthesis and identification of a new class of antileukemic agents containing 2-(arylcarboxamide)-(S)-6-amino-4,5,6,7-tetrahydrobenzo[d]thiazole. European Journal of Medicinal Chemistry. 2010. 45, 5331-5336. [PubMed]
26.
Moorthy, B. T., Ravi, S., Srivastava, M., Chiruvella, K. K., Hemlal, H., Joy, O. and Raghavan, S. C. Novel rhodanine derivatives induce growth inhibition followed by apoptosis. Bioorganic & Medicinal Chemistry Letters. 2010. 20, 6297-6301. [PubMed]
27.
Chiruvella, K. K., Panjamurthy, K., Choudhary, B., Joy, O. and Raghavan, S. C. Methyl angolensate from callus of Indian redwood induces cytotoxicity in human breast cancer cells. International Journal of Biomedical Science : IJBS. 2010. 6, 182-194. [PubMed]
28.
Kumar, T. S., Kari, V., Choudhary, B., Nambiar, M., Akila, T. S. and Raghavan, S. C. Anti-apoptotic protein BCL2 down-regulates DNA end joining in cancer cells. The Journal of Biological Chemistry. 2010. 285, 32657-32670. [PubMed]
29.
Kavitha, C. V., Choudhary, B., Raghavan, S. C. and Muniyappa, K. Differential regulation of MRN (Mre11-Rad50-Nbs1) complex subunits and telomerase activity in cancer cells. Biochemical and Biophysical Research Communications. 2010. 399, 575-580. [PubMed]
30.
Sharma, S., Choudhary, B. and Raghavan, S. C. Efficiency of nonhomologous DNA end joining varies among somatic tissues, despite similarity in mechanism. Cellular and Molecular Life Sciences : CMLS. 2011. 68, 661-676. [PubMed]
31.
Shahabuddin, M. S., Nambiar, M., Advirao, G. M. and Raghavan, S. C. Intercalative pyrimido[4',5':4,5]thieno(2,3-b)quinolines induce apoptosis in leukemic cells: a comparative study of methoxy and morpholino substitution. Investigational New Drugs. 2011. 29, 873-882. [PubMed]
32.
Ravi, S., Chiruvella, K. K., Rajesh, K., Prabhu, V. and Raghavan, S. C. 5-Isopropylidene-3-ethyl rhodanine induce growth inhibition followed by apoptosis in leukemia cells. European Journal of Medicinal Chemistry. 2010. 45, 2748-2752. [PubMed]
33.
Chiruvella, K. K. and Raghavan, S. C. A natural compound, methyl angolensate, induces mitochondrial pathway of apoptosis in Daudi cells. Investigational New Drugs. 2011. 29, 583-592. [PubMed]
34.
Shahabuddin, M. S., Nambiar, M., Moorthy, B. T., Naik, P. L., Choudhary, B., Advirao, G. M. and Raghavan, S. C. A novel structural derivative of natural alkaloid ellipticine, MDPSQ, induces necrosis in leukemic cells. Investigational New Drugs. 2011. 29, 523-533. [PubMed]
35.
Naik, A. K., Lieber, M. R. and Raghavan, S. C. Cytosines, but not purines, determine recombination activating gene (RAG)-induced breaks on heteroduplex DNA structures: implications for genomic instability. The Journal of Biological Chemistry. 2010. 285, 7587-7597. [PubMed]
36.
Ranganatha, S. R., Kavitha, C. V., Vinaya, K., Prasanna, D. S., Chandrappa, S., Raghavan, S. C. and Rangappa, K. S. Synthesis and cytotoxic evaluation of novel 2-(4-(2,2,2-trifluoroethoxy)-3-methylpyridin-2-ylthio)-1H-benzo[d]imidazole derivatives. Archives of Pharmacal Research. 2009. 32, 1335-1343. [PubMed]
37.
Gowda, N. R., Kavitha, C. V., Chiruvella, K. K., Joy, O., Rangappa, K. S. and Raghavan, S. C. Synthesis and biological evaluation of novel 1-(4-methoxyphenethyl)-1H-benzimidazole-5-carboxylic acid derivatives and their precursors as antileukemic agents. Bioorganic & Medicinal Chemistry Letters. 2009. 19, 4594-4600. [PubMed]
38.
Prasanna, D. S., Kavitha, C. V., Raghava, B., Vinaya, K., Ranganatha, S. R., Raghavan, S. C. and Rangappa, K. S. Synthesis and identification of a new class of (S)-2,6-diamino-4,5,6,7-tetrahydrobenzo[d]thiazole derivatives as potent antileukemic agents. Investigational New Drugs. 2010. 28, 454-465. [PubMed]
39.
Nambiar, M. and Raghavan, S. C. Prevalence and analysis of t(14;18) and t(11;14) chromosomal translocations in healthy Indian population. Annals of Hematology. 2010. 89, 35-43. [PubMed]
40.
Chandrappa, S., Kavitha, C. V., Shahabuddin, M. S., Vinaya, K., Ananda, K., Ranganatha, S. R., Raghavan, S. C. and Rangappa, K. S. Synthesis of 2-(5-((5-(4-chlorophenyl)furan-2-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)ace tic acid derivatives and evaluation of their cytotoxicity and induction of apoptosis in human leukemia cells. Bioorganic & Medicinal Chemistry. 2009. 17, 2576-2584. [PubMed]
41.
Shahabuddin, M. S., Nambiar, M., Choudhary, B., Advirao, G. M. and Raghavan, S. C. A novel DNA intercalator, butylamino-pyrimido[4',5':4,5]selenolo(2,3-b)quinoline, induces cell cycle arrest and apoptosis in leukemic cells. Investigational New Drugs. 2010. 28, 35-48. [PubMed]
42.
Tsai, A. G., Lu, H., Raghavan, S. C., Muschen, M., Hsieh, C. L. and Lieber, M. R. Human chromosomal translocations at CpG sites and a theoretical basis for their lineage and stage specificity. Cell. 2008. 135, 1130-1142. [PubMed]
43.
Chiruvella, K. K., Kari, V., Choudhary, B., Nambiar, M., Ghanta, R. G. and Raghavan, S. C. Methyl angolensate, a natural tetranortriterpenoid induces intrinsic apoptotic pathway in leukemic cells. FEBS Letters. 2008. 582, 4066-4076. [PubMed]
44.
Kavitha, C. V., Nambiar, M., Ananda, K., Choudhary, B., Muniyappa, K., Rangappa, K. S. and Raghavan, S. C. Novel derivatives of spirohydantoin induce growth inhibition followed by apoptosis in leukemia cells. Biochemical Pharmacology. 2009. 77, 348-363. [PubMed]
45.
Shahabuddin, M. S., Gopal, M. and Raghavan, S. C. Intercalating, cytotoxic, antitumour activity of 8-chloro and 4-morpholinopyrimido [4',5':4,5]thieno(2,3-b)quinolines. Journal of Photochemistry and Photobiology. B, Biology. 2009. 94, 13-19. [PubMed]
46.
Ananda, K., Kavitha, C. V., Vinaya, K., Benaka, P., Thimmegowda, N. R., Chandrappa, S., Raghavan, S. C. and Rangappa, K. S. Synthesis and in vitro cytotoxic evaluation of novel diazaspiro bicyclo hydantoin derivatives in human leukemia cells: a SAR study. Investigational New Drugs. 2009. 27, 327-337. [PubMed]
47.
Nambiar, M., Kari, V. and Raghavan, S. C. Chromosomal translocations in cancer. Biochimica et Biophysica Acta. 2008. 1786, 139-152. [PubMed]
48.
Nambiar, M., Choudhary, B., Rao, C. R. and Raghavan, S. C. Amplification of chromosomal translocation junctions from paraffin-embedded tissues of follicular lymphoma patients. Biomedical Materials. 2008. 3, 034103. [PubMed]
49.
Lieber, M. R., Raghavan, S. C. and Yu, K. Mechanistic aspects of lymphoid chromosomal translocations. Journal of the National Cancer Institute. Monographs. 2008. , 8-11. [PubMed]
50.
Naik, A. K. and Raghavan, S. C. P1 nuclease cleavage is dependent on length of the mismatches in DNA. DNA Repair. 2008. 7, 1384-1391. [PubMed]
51.
Chiruvella, K. K., Mohammed, A., Dampuri, G., Ghanta, R. G. and Raghavan, S. C. Phytochemical and Antimicrobial Studies of Methyl Angolensate and Luteolin-7-O-glucoside Isolated from Callus Cultures of Soymida febrifuga. International Journal of Biomedical Science : IJBS. 2007. 3, 269-278. [PubMed]
52.
Raghavan, S. C. and Lieber, M. R. DNA structure and human diseases. Frontiers in Bioscience : A Journal and Virtual Library. 2007. 12, 4402-4408. [PubMed]
53.
Raghavan, S. C., Gu, J., Swanson, P. C. and Lieber, M. R. The structure-specific nicking of small heteroduplexes by the RAG complex: implications for lymphoid chromosomal translocations. DNA Repair. 2007. 6, 751-759. [PubMed]
54.
Raghavan, S. C., Tsai, A., Hsieh, C. L. and Lieber, M. R. Analysis of non-B DNA structure at chromosomal sites in the mammalian genome. Methods in Enzymology. 2006. 409, 301-316. [PubMed]
55.
Lieber, M. R., Yu, K. and Raghavan, S. C. Roles of nonhomologous DNA end joining, V(D)J recombination, and class switch recombination in chromosomal translocations. DNA Repair. 2006. 5, 1234-1245. [PubMed]
56.
Raghavan, S. C. and Lieber, M. R. DNA structures at chromosomal translocation sites. BioEssays : News and Reviews in Molecular, Cellular and Developmental Biology. 2006. 28, 480-494. [PubMed]
57.
Raghavan, S. C., Tong, J. and Lieber, M. R. Hybrid joint formation in human V(D)J recombination requires nonhomologous DNA end joining. DNA Repair. 2006. 5, 278-285. [PubMed]
58.
Raghavan, S. C., Hsieh, C. L. and Lieber, M. R. Both V(D)J coding ends but neither signal end can recombine at the bcl-2 major breakpoint region, and the rejoining is ligase IV dependent. Molecular and Cellular Biology. 2005. 25, 6475-6484. [PubMed]
59.
Raghavan, S. C., Swanson, P. C., Ma, Y. and Lieber, M. R. Double-strand break formation by the RAG complex at the bcl-2 major breakpoint region and at other non-B DNA structures in vitro. Molecular and Cellular Biology. 2005. 25, 5904-5919. [PubMed]
60.
Raghavan, S. C., Chastain, P., Lee, J. S., Hegde, B. G., Houston, S., Langen, R., Hsieh, C. L., Haworth, I. S. and Lieber, M. R. Evidence for a triplex DNA conformation at the bcl-2 major breakpoint region of the t(14;18) translocation. The Journal of Biological Chemistry. 2005. 280, 22749-22760. [PubMed]
61.
Raghavan, S. C. and Raman, M. J. Nonhomologous end joining of complementary and noncomplementary DNA termini in mouse testicular extracts. DNA Repair. 2004. 3, 1297-1310. [PubMed]
62.
Raghavan, S. C., Houston, S., Hegde, B. G., Langen, R., Haworth, I. S. and Lieber, M. R. Stability and strand asymmetry in the non-B DNA structure at the bcl-2 major breakpoint region. The Journal of Biological Chemistry. 2004. 279, 46213-46225. [PubMed]
63.
Raghavan, S. C. and Lieber, M. R. Chromosomal translocations and non-B DNA structures in the human genome. Cell Cycle. 2004. 3, 762-768. [PubMed]
64.
Raghavan, S. C., Swanson, P. C., Wu, X., Hsieh, C. L. and Lieber, M. R. A non-B-DNA structure at the Bcl-2 major breakpoint region is cleaved by the RAG complex. Nature. 2004. 428, 88-93. [PubMed]
Last modified on : Dec 10, 2015