GoMRI

Investigating the effect of oil spills
on the environment and public health.

revert menu

Smruthi Karthikeyan

Georgia Institute of Technology

School of Civil and Environmental Engineering

Mason Building
790 Atlantic Drive
Atlanta, GA 30332

smruthi98@gatech.edu

Project List:

A systems approach to improve predictions of biodegradation and ecosystem recovery in coastal marine sediments impacted by oil spill

Year 6-8 Investigator Grants (RFP-V)Role: Graduate Student - PhD Level, GoMRI Scholar

Publications & Presentations:

Journal Articles - 3
2020
Karthikeyan, S., Kim, M., Heritier-Robbins, P., Hatt, J. K., Spain, J. C., Overholt, W. A., et al. (2020). Integrated Omics Elucidate the Mechanisms Driving the Rapid Biodegradation of Deepwater Horizon Oil in Intertidal Sediments Undergoing Oxic-Anoxic Cycles. Environ. Sci. Technol., 54(16), 10088–10099.
Karthikeyan, S., Rodriguez-R, L. M., Heritier-Robbins, P., Hatt, J. K., Huettel, M., Kostka, J. E., et al. (2020). Genome repository of oil systems: An interactive and searchable database that expands the catalogued diversity of crude oil-associated microbes. Environ Microbiol, 22(6), 2094–2106.
2019
Karthikeyan, S., Rodriguez-R, L. M., Heritier-Robbins, P., Kim, M., Overholt, W. A., Gaby, J. C., et al. (2019). Candidatus Macondimonas diazotrophica, a novel gammaproteobacterial genus dominating crude-oil-contaminated coastal sediments. The ISME Journal, 13(5), 2129–2134.
Conference Presentations - 6
2020
Karthikeyan, S., Rodriguez-R, M., Heritier-Robbins, P., Hatt, J. K., Huettel, M., Kostka, J. E., et al. (2020). The Oil Microbiome webserver: An interactive (meta-)genome repository that expands the catalogued diversity of oil-associated microbes. In 2020 AGU Ocean Science Meeting. San Diego, CA : 02/16/20-02/21/20.
2019
Karthikeyan, S. (2019). The Oil Spill Microbiome: A Searchable (Meta-)Genome Database Documenting Biomarkers of Hydrocarbon Biodegradation Phase, Oil Toxicity and Novel Keystone Taxa. In ASM Microbe 2019. San Francisco, CA : 06/20/19-06/24/19.
2018
Heritier-Robbins, P., Karthikeyan, S., Kim, M., Hatt, J. K., Overholt, W. A., Kostka, J. E., et al. (2018). Oxygen Oscillation Effects on Microbial Community Activity and Nitrogen Metabolism in Oil Contaminated Beachsands. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2018. New Orleans, LA : 02/05/18-02/08/18.
Karthikeyan, S., Kim, M., Heritier-Robbins, P., Rodriguez-R, L. M., Hatt, J. K., Overholt, W. A., et al. (2018). Macondimonas diazotrophicus: A Novel Hydrocarbonoclastic Gammaproteobacterium as a Potential Biomarker for Ecosystem Recovery from Oil Spills. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2018. New Orleans, LA : 02/05/18-02/08/18.
Karthikeyan, S., Rodriguez-R, L. M., Heritier-Robbins, P., Overholt, W. A., Hatt, J. K., Spain, J. C., et al. (2018). Macondimonas Diazotrophicus: A Representative of A Novel Gammaproteobacterial Family of Globally-Distributed, Sediment-Associated, Keystone Oil Degrader. In ASM Microbe 2018. Atlanta, GA : 06/07/18-06/11/18.
2017
Karthikeyan, S., Heritier-Robbins, P., Kim, M., Rodriguez-R, L. M., Hatt, J. K., Overholt, W. A., et al. (2017). Metagenome-guided isolation of Macondimonas diazotrophicus: A novel keystone species of oil biodegradation in beach sands affected by Macondo oil. In 11th International Conference on Bioinformatics. Atlanta, GA : 11/03/17-11/04/17.