RESEARCH INTERESTS

• Evolution of animal-bacterial symbioses (emphasis on chemoautotrophic symbioses)
  
• Geomicrobiology and physiological ecology of extreme environments (e.g. sulfide-rich caves, hypersaline/hyperalkaline lakes)
  

EDUCATION

2001 - 2006
Ph.D. in Biology, Department of Biology, The Pennsylvania State University, USA

1997 - 1999
Master’s in Biotechnology, School of Biosciences, The Indian Institute of Technology, Mumbai, India

1994 - 1997
Bachelor’s in Chemistry (Honours), St. Stephen’s College, Delhi University, Delhi, India.

EMPLOYMENT

Aug 2008 - present
Junior Professor, Courant Research Centre “Geobiology”, University of Göttingen, Germany

Aug 2006 - Jul 2008
Postdoctoral Researcher, Department of Geosciences, The Pennsylvania State University, USA

PEER-REVIEWED PUBLICATIONS

Flot, J-F., Wörheide, G., and Dattagupta, S. .(2010) Unsuspected diversity of Niphargus amphipods in the chemoautotrophic cave ecosystem of Frasassi, central Italy. BMC Evolutionary Biology, 10: 171–184. Open access article available at http://www.biomedcentral.com/1471-2148/10/171

Karaman, G. S., Borowsky, B., and Dattagupta, S. .(2010) Two new species of the genus Niphargus Schiödte, 1849 (Amphipoda, fam. Niphargidae) from the Frasassi cave system in Central Italy. Zootaxa, 2439: 35–52.


Dattagupta, S., Schaperdoth, I. , Montanari, A., Mariani, S., Kita, N., Valley, J. W. and Macalady, J. L. (2009) A recently evolved symbiosis between chemoautotrophic bacteria and a cave-dwelling amphipod. The The ISME Journal, 3, 935–943.

Dattagupta, S., Redding, M., Luley, K.E and Fisher, C. R. (2009) Comparison of proton-specific ATPase activities in plume and root tissues of two co-occurring tubeworm species Lamellibrachia luymesi and Seepiophila jonesi. Marine Biology. 156, 779-786.

Macalady, J.L., Dattagupta, S., Schaperdoth, I., Jones D. S., Druschel, G. and Eastman, D. (2008). Niche differentiation among sulfur-oxidizing bacterial populations in cave waters. The ISME Journal, 1-12.

Dattagupta, S., Arthur, M.A. and Fisher, C. R. (2008) Geochemical modification by the deep-sea hydrocarbon seep tubeworm Lamellibrachia luymesi: a combined in situ and theoretical approach. Geochimica Cosmochimica Acta. 72, 2298-2315.

Dattagupta, S., Telesnicki, G., Luley, K.E., Predmore, B. L., McGinley, M. P. and Fisher, C. R. (2007) Submersible operated dialysis samplers for collecting pore water from deep-sea sediments. Limnology and Oceanography: Methods, 5, 263-268.

Dattagupta, S., Martin, J., Liao, S-M, Carney, R. S., and Fisher, C. R. (2007) Deep-sea hydrocarbon seep gastropod Bathynerita naticoidea responds to cues from the habitat-providing mussel Bathymodiolus childressi. Marine Ecology, 28, 193-198.

Dattagupta, S., Miles, L. L. , Barnabei, M. S., and Fisher, C. R. (2006) The hydrocarbon seep tubeworm Lamellibrachia luymesi primarily eliminates sulfate and hydrogen ions across its roots to conserve energy and ensure sulfide supply. The Journal of Experimental Biology, 209; 3795-3805.

Dattagupta, S., Bergquist, D. C., Smith, E. B., Macko, S. E., Fisher, C. R. (2004) Tissue carbon, nitrogen, and sulfur stable isotope turnover in transplanted Bathymodiolus childressi mussels: Relation to growth and physiological condition. Limnology and Oceanography. 49 (4); 1144-1151.

Kumar, M., Dattagupta, S., Kannan, K. K., Hosur, M. V. (1999) Purification, crystallization and preliminary X-ray diffraction study of ribosome inactivating protein: Saporin. Biochimica Biophysica Acta. 1429:506-511.

Book Chapter

Dattagupa S. and Zielinski F. (2010) Symbiosis. Accepted in: Reitner J. and Thiel V. (eds.). Encyclopedia of Geobiology, Springer-Verlag