Personal information

Education
B.Sc (Ag.)  - Tamil Nadu Agricultural University (TNAU), Coimbatore, Tamil Nadu  (1993-1998)

M.Sc. (Ag.) Plant Breeding and Genetics – Centre for Plant Breeding and Genetics (CPBG), TNAU, Coimbatore (1998-2000)  Mentor : Dr. M. Maheswaran,  Professor (Genetics),  CPBG

Ph.D -  Centre for Cellular and Molecular Biology (CCMB),  Hyderabad,  Telangana,  degree awarded by Jawaharlal Nehru University (JNU),  New Delhi. (2001-2008) PI:  Dr. Imran Siddiqi,  CCMB,  Hyderabad, Telangana

Experience

Post doctoral research scholar  -  Department of Plant Biology,  University of California at Davis  (2008-2012) PI:   Late Dr. Simon Chan,  GBMF –HHMI investigator and Associate Professor,  Department of Plant Biology, UC Davis

Membership in scientific societies

1. Member – American society of Plant Biologists  (ASPB)  since 2011
2. Member – American Association for Advancement of Science (AAAS) since 2012

Research Publications  (in chronological order starting from recent publications)
 

1. Kuo, YT., Kurian, J.G., Schubert, V. et al. (2024). The holocentricity in the dioecious nutmeg (Myristica fragrans) is not based on major satellite repeats. Chromosome Res 32, 8. https://doi.org/10.1007/s10577-024-09751-1 https://rdcu.be/dIFSO
2. Maruthachalam, R. (2024)  Haploids fast-track hybrid plant breeding. Nat. Plants . https://doi.org/10.1038/s41477-024-01656-5
3. Surya Krishna, S.; Harish Chandar, S.R.; Ravi, M.; Valarmathi, R.; Lakshmi, K.; Perumal Thirugnanasambandam, P.; Manimekalai, R.; Viswanathan, R.; Hemaprabha, G.; Appunu, C. (2023). Transgene-Free Genome Editing for Biotic and Abiotic Stress Resistance in Sugarcane: Prospects and Challenges.  Agronomy, 13, 1000. https://www.mdpi.com/2073-4395/13/4/1000
4. Tan, E.H., Ordoñez, B., Thondehaalmath, T., Seymour, D.K., Maloof J. N, Maruthachalam, R and Comai, L. (2023). Establishment and inheritance of minichromosomes from Arabidopsis haploid induction. Chromosoma. https://doi.org/10.1007/s00412-023-00788-5
5. Watts, A., Bondada, R. & Maruthachalam, R. (2023).  Identification of Arabidopsis thaliana haploid plants by counting the chloroplast numbers in stomatal guard cells. Plant Physiol. Rep. https://doi.org/10.1007/s40502-022-00706-4
6. Allipra,S., Anirudhan, K., Shivanandan.S., Raghunathan, A and Maruthachalam, R. (2022)  The kinetochore protein NNF1 has a moonlighting role in the vegetative development of Arabidopsis thaliana. Plant Journal . https://doi.org/10.1111/tpj.15614
7. Marimuthu, M. P. A., Maruthachalam,R., Bondada, R., Kuppu, S., Tan E.H., Britt, A., Chan S, W. L. and  Comai, L. (2021). Epigenetically mismatched parental centromeres trigger genome elimination in hybrids. Science Advances 7(47): eabk1151. https://www.science.org/doi/10.1126/sciadv.abk1151
8. Bondada, R., Kulaar, D.S., Siddiqi, I. and Maruthachalam, R. (2021). Cantil – a new organ or a morphological oddity?. New Phytologist. https://doi.org/10.1111/nph.17744
9. Thondehaalmath, T, Kulaar, D.S., Bondada, R. and Maruthachalam, R (2021).  Understanding and exploiting uniparental genome elimination in plants: insights from Arabidopsis thaliana. Journal of Experimental Botany, Volume 72, Issue 13, 22 June 2021, Pages 4646–4662, https://doi.org/10.1093/jxb/erab161
10. Bondada, R., Somasundaram, S., Marimuthu, M.P., Badarudeen M.A., Vaishak, K.P. and Maruthachalam, R (2020). Natural epialleles of Arabidopsis SUPERMAN display superwoman phenotypes. Communications Biology 3, 772 (2020). https://doi.org/10.1038/s42003-020-01525-9
11. Roy S, Gupta P, Rajabhoj M P, Maruthachalam R and Nandi AK (2018) The polycomb group repressor MEDEA attenuates pathogen defense. Plant Physiol. 177 (4) 1728-1742; DOI: 10.1104/pp.17.01579
12. Sarma S, Pandey AK, Ravi M, Sreelakshmi,Y and Sharma R. (2018) MutS-Homolog2 Silencing Generates Tetraploid Meiocytes In Tomato (Solanum lycopersicum) . Plant Direct. 2018;2: 1–15. DOI: 10.1002/pld3.17
13. Filiault DL, Seymour DK, Maruthachalam R, and Maloof J. (2017) The generation of double haploid lines for QTL mapping. Methods Mol Biol. 1610, 39-57. doi: 10.1007/978-1-4939-7003-2_4
14. Ravi, M and Bondada, R. (2016). Genome Elimination by Tailswap CenH3: in vivo Haploid Production in Arabidopsis thaliana. Methods Mol Biol. 1469:77-99. doi: 10.1007/978-1-4939-4931-1_6.
15. Tan EH, Henry IM, Ravi M, Bradnam KR, Mandakova T, Marimuthu MPA, Korf I, Lysak MA, Comai L and Chan SWLC (2015). Catastrophic chromosomal restructuring during genome elimination in plants. eLife 2015;10.7554/eLife.06516
16. Ravi M, Marimuthu MP, Tan EH, Maheshwari S, Henry IM, Marin-Rodriguez B, Urtecho G, Tan J, Thornhill K, Zhu F, Panoli A, Sundaresan V, Britt AB, Comai L, Chan SW (2014). A haploid genetic tool box for Arabidopsis thaliana. Nat Commun. 2014 Oct 31;5:5334. doi: 10.1038/ncomms6334
17. Wijnker, E., Deurhof, L., van de Belt, J., de Snoo,C.B., Blankestijn, H., Becker,F., Maruthachalam,R., Chan, S., van Dun,K., Lelivelt,C.L.C., de Jong,H., Dirks,R and Keurentjes, J. (2014). Hybrid recreation by reverse breeding in Arabidopsis thaliana. Nat. Protoc. 9,761–772 (2014)
18. Ravi. M and Chan, S.W.L. (2013) Centromere-mediated generation of haploid plants (Chapter 13 pages 169 - 181) in Plant centromere biology book edited by Jiming Jiang and James. A. Bircher. ISBN: 978-1-119-94921-3 Wiley- Blackwell
19. Wijnker, E., van Dun, K., de Snoo C.B., Lelivelt, C.L.C., Keurentjes, J.B., Naharudin, N.S., Ravi, M., Chan, S.W.L., de Jong, H and Dirks, R. (2012). Reverse breeding in Arabidopsis generates homozygous parental lines from a heterozygous plant. Nat. Genet. 2012 Mar 11;44(4):467-70.
20. Seymour, D.K., Filiault, D.L., Henry, I.M., Monson-Miller, J., Ravi, M., Pang, A., Comai, L., Chan, S.W.L and Maloof, J.N (2012).  Rapid creation of Arabidopsis doubled haploid lines for quantitative trait locus mapping. Proc. Natl. Acad. Sci. USA. 2012 Mar 13;109(11):4227-32. Epub 2012 Feb 27.
21. Marimuthu, M.P.A., * Jolivet, S., * Ravi, M., * Pereira, L., Davda, J.N., Cromer, L., Wang, L., NoguÈ, F., Chan, S.W.L., Siddiqi, I. and Mercier, R.  (2011). Synthetic clonal reproduction through seeds.  Science  331: 876  *equal contribution
22. Ravi, M.,  Shibata, F., Ramahi, J.S., Nagaki, K., Chen, C., Murata, M. and Chan,   S.W. (2011) Meiosis-specific loading of the centromere specific histone CENH3 in   Arabidopsis thaliana. PLoS Genet 7(6): e1002121. doi:10.1371 /journal.pgen.100212
23. Ravi, M., Kwong P.N., Menorca R.M., Valencia J.T., Ramahi J.S., Stewart J.L., Tran R.K., Sundaresan V., Comai L., Chan S.W. (2010). The rapidly evolving centromere-specific histone has stringent functional requirements in Arabidopsis thaliana. Genetics. 186(2): 461-471.
24. Ravi, M.  and  Chan, S. W. L. (2010).  Haploid plants produced through centromere mediated genome elimination. Nature  464: 615-618
25. Siddiqi, I., Marimuthu M. P. A. and Ravi, M. (2009). Molecular approaches for the fixation of plant hybrid vigor. Biotechnol. J. 4: 342-347.
26. Sebastian, J., Ravi, M., Andreuzza, S., Panoli, A., Mohan, M. P. A. and Siddiqi, I. (2009). The Plant Adherin AtSCC2 is required for embryogenesis and sister chromatid cohesion during meiosis in Arabidopsis. Plant J. 59: 1-13.
27. Ravi, M.,  Marimuthu, M .P. A. and Siddiqi, I. (2008). Gamete formation without meiosis in Arabidopsis. Nature 451: 1121-1124.
28. Panoli, A. P., Ravi, M., Sebastian, J., Nishal, B., Reddy, T. V., Marimuthu, M. P. A., Vijayabhaskar, V.,  Subbiah, V and Siddiqi, I. (2006). AtMND1 is required for homologous pairing during meiosis in Arabidopsis. BMC Mol. Bio. 7:24.
29. Ravi, M., Geethanjali, S., Sameeyafarheen, F. and Maheswaran, M. (2003). Molecular marker based genetic diversity analysis in Rice (Oryza sativa L.) using RAPD and SSR markers. Euphytica 133: 243-252.

Awards

Sathiyavan Gopalapillai Award of  Tamil Nadu Agricultural University (TNAU) for top scorer in Agricultural Botany of B.Sc. (Agriculture) degree program (1998)

Dr. Clement Williams Memorial Prize of TNAU for top scorer in Dairy science of B.Sc. (Agriculture) degree program (1998)

Baby K. Devarajan prize for best student in  M.Sc(Ag.) Plant Breeding and Genetics (2000)

Dr. K. Ramiah Award of TNAU for best student in Plant Breeding and Genetics (2000)

Indian society of developmental biologists (ISDB) 2004 Prize for Best poster presentation during the Annual Meeting of the ISDB.

ASPB early career award  (2011) by American Society of Plant Biologists (ASPB).

UC(University of California) Davis Award for Excellence in Post doctoral research (2011).

Dupont Young Professor award (2014)

G.D. Naidu Award (2016)

Fellowships

TNAU  merit scholarship for M.Sc. (Ag) degree programme   -  declined (1999)

Senior Research Fellowship from Rockefeller Foundation’s International Rice Biotechnology Programme (1999-2000).

Junior Research Fellowship (awarded by University Grants Commission (UGC), Government of India) (2001-2003).

Senior Research Fellowship (awarded by (UGC), Government of India) (2003-2006).

Department of Science and Technology (DST), Government of India - Travel Grant (2007).

Ramalingaswami re-entry fellowship from Department of  Biotechnology (DBT), Govt.  of India (2012).

I. Theory courses

1. BIO4201 – Advanced Physiology
2. BIO121 – Introductory Physiology
3. BIO121 – Biological Structure and Function
4. BIO413 – Biochemistry
5. BIO4203 – Biological data analysis
6. BIO 211 - Genetics and Molecular Biology
7. BIO 121 - Biomolecules

II. Laboratory courses

1. BIO122 – Physiology lab
2. BIO315 – Advanced Biology Lab I
3. BIO415 – Advanced Biology Lab III

Siddiqi, I, Ravi, M and Marimuthu, MPA. Nucleic acids and methods for producing seeds with a full diploid complement of the maternal genome in the embryo. Publication No. US 8878002 B2 Publication date Nov 4, 2014.

Chan, S and Ravi, M. Generation of haploid plants and improved plant breeding. Publication No. US 20110083202 A1. Publication date Dec 31, 2013. AU2010303635B2 (Australia) MX349747B (Mexico), EP2486135A4 (Europe) MX2012003981A (Mexico), WO2011044132A1 (WIPO), US8618354B2 (United states) RU2571927C2 (Russia)and CA2774941A1 (Canada).

Mercier, R, Nogue, F, Chan, S and Ravi, M. Synthetic clonal reproduction through seeds  Publication No. EP 2645845A4 Publication date: 05 Nov 2014. CA2819491A1, WO2012075195A1.

Dr Ravi Maruthachalam
Assistant Professor Grade I
School of Biology
Indian Institute of Science Education and Research
Maruthamala P.O, Vithura
Thiruvananthapuram - 695551
Kerala, India

Phone: 0471-2778175
Email: ravi[at]iisertvm[dot]ac[dot]in

Personal information

Education
B.Sc (Ag.)  - Tamil Nadu Agricultural University (TNAU), Coimbatore, Tamil Nadu  (1993-1998)

M.Sc. (Ag.) Plant Breeding and Genetics – Centre for Plant Breeding and Genetics (CPBG), TNAU, Coimbatore (1998-2000)  Mentor : Dr. M. Maheswaran,  Professor (Genetics),  CPBG

Ph.D -  Centre for Cellular and Molecular Biology (CCMB),  Hyderabad,  Telangana,  degree awarded by Jawaharlal Nehru University (JNU),  New Delhi. (2001-2008) PI:  Dr. Imran Siddiqi,  CCMB,  Hyderabad, Telangana

Experience

Post doctoral research scholar  -  Department of Plant Biology,  University of California at Davis  (2008-2012) PI:   Late Dr. Simon Chan,  GBMF –HHMI investigator and Associate Professor,  Department of Plant Biology, UC Davis

Membership in scientific societies

1. Member – American society of Plant Biologists  (ASPB)  since 2011
2. Member – American Association for Advancement of Science (AAAS) since 2012