Peer reviewed

1. Sreejayan, Suresh Kumar U., Varghese G., Jacob T. M. and Thomas G. 2010. Stratification and population structure of the genetic resources of ancient medicinal rice (Oryza sativa L.) landrace Njavara. Genetic Resources and Crop Evolution DOI 10.1007/s10722-010-9613-1
2. Dinesh Raj R., Kiran, A. G. and Thomas G.. 2010. Population genetic structure and conservation priorities of Oryza rufipogon Griff. populations in Kerala, India. Current Science 98: 65-68
3. Kavitha P. G., Kiran A. G., Dinesh Raj R., Sabu M. and Thomas G.. 2010. Amplified fragment length polymorphism (AFLP) analyses unravel a striking difference in the intraspecific genetic diversity of four species of genus Zingiber Boehm. from the Western Ghats, south India. Current Science 98: 242-247
4. Aswati Nair R., Kiran A. G., Sivakumar K. C. and Thomas G. 2010.  Molecular characterization of an oomycete-responsive PR-5 protein gene from Zingiber zerumbet. Plant Molecular Biology Reporter. 28:128–135 (DOI 10.1007/s11105-009-0132-1)
5. Jose F. C., Mohammed M. M. S., Thomas G., Varghese G., Selvaraj N. and   Dorai M. 2009. Genetic diversity and conservation of common bean (Phaseolus vulgaris L., Fabaceae) landraces in Nilgiris. Current Science 97: 227-235.
6. Joseph L., Kuriachan P. and Thomas G., 2008 Is Oryza malampuzhaensis Krish. et Chand. (Poaceae) a valid species? Evidence from morphological and molecular analyses. Plant Systematics and Evolution 270: 75–94 (DOI 10.1007/s00606-007-0606-2).

7. Kavitha P. G., and Thomas G., 2008. Defence transcriptome profiling of Zingiber zerumbet (L.) Smith by mRNA differential display. Journal of Biosciences 33: 81–90 DOI 10.1007/s12038-008-0002-2.

8. Kavitha P. G., and Thomas G. 2008. Population genetic structure of the clonal plant Zingier zerumbet (L.) Smith (Zingiberaceae), a wild relative of cultivated ginger, and its response to Pythium aphanidermatum. Euphytica 160:89-100 (DOI 10.1007/s10681-007-9557-5)
9. Kavitha P. G., and Thomas G. 2008. Expression analysis of defense-related genes in Zingiber (Zingiberaceae) species with different levels of compatibility to the soft pathogen Pythium aphanidermatum. Plant Cell Reports 27:1767-1776 (DOI 10.1007/s00299-0080594-x).
10. Kavitha P.G., and Thomas G.. 2007. Evaluation of Zingiberaceae for resistance to ginger soft rot caused by Pythium aphanidermatum (Edson) Fitzp. Plant Genet. Resour. Newsl. 152: 54- 57.
11. Aswati Nair R, and Thomas G. 2007. Evaluation of resistance gene (R-gene) specific primet sets and characterization of resistance gene candidates in ginger (Zingiber officinale Rosc.). Current Science 93: 61 –66
12. Aswati Nair R, and Thomas G. 2007. Isolation, characterization and expression studies of resistance gene candidates (RGCs) from Zingiber spp. Theoretical and Applied Genetics 116:123-134. (DOI 10. 1007/s001 22-007-0652-8.).