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

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Alexandra Yard

Texas A&M University at Galveston

Marine Biology Department

P.O. Box 1675
Galveston, TX 77553

alexandrayard@tamu.edu

Project List:

Aggregation and Degradation of Dispersants and Oil by Microbial Exopolymers 2 (ADDOMEx-2): Towards a synthesis of process and pathways of marine oil snow formation

Year 8-10 Research Grants (RFP-VI)Role: Undergraduate Student

Aggregation and Degradation of Dispersants and Oil by Microbial Exopolymers (ADDOMEx)

Year 5-7 Consortia Grants (RFP-IV)Role: Undergraduate Student

Publications & Presentations:

Journal Articles - 2
2019
Kamalanathan, M., Chiu, M. - H., Bacosa, H., Schwehr, K., Tsai, S. - M., Doyle, S., et al. (2019). Role of Polysaccharides in DiatomThalassiosira pseudonanaand its Associated Bacteria in Hydrocarbon Presence. Plant Physiol., 180(4), 1898–1911.
Xu, C., Lin, P., Zhang, S., Sun, L., Xing, W., Schwehr, K. A., et al. (2019). The interplay of extracellular polymeric substances and oil/Corexit to affect the petroleum incorporation into sinking marine oil snow in four mesocosms. Science of The Total Environment, 693, 133626.
Conference Presentations - 9
2019
Light, B. D., Mondragon, A., Hillhouse, J., Rodkey, T., Kamalanathan, M., Maples, S., et al. (2019). The Effects of Crude Oil and Corexit on the Diatom Phaeodactylum Tricornutum Under Nutrient Stress. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2019. New Orleans, LA : 02/04/19-02/07/19: Poster.
Waggoner, D. C., Hughey, M., Yard, A., Schwehr, K. A., Doyle, S., Xu, C., et al. (2019). An Investigation into the Effects of Biodegradation vs. Photodegradation During Mesocosm Experiments. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2019. New Orleans, LA : 02/04/19-02/07/19.
2018
Bergen, C., Yard, A., Schwehr, K. A., Xu, C., Chiu, M. - H., Zhang, S., et al. (2018). Protein/polysaccharide ratio in exopolymeric substances controlling the surface tension of seawater in the presence or absence of oil and/or Corexit. In 2018 Texas A&M University at Galveston Student Research Symposium. Galveston, TX : 04/17/18-04/19/18: Poster.
Lin, P., Xu, C., Sun, L., Schwehr, K. A., Xing, W., Yard, A., et al. (2018). Production of Exopolymeric Substances and the roles in oil transport in Water-Accommodated Fraction of Oil and Corexit/Oil Contaminated Mesocosms. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2018. New Orleans, LA : 02/05/18-02/08/18: Poster.
Schwehr, K. A., Chiu, M. - H., Kamalanathan, M., Xu, C., Sun, L., Lin, P., et al. (2018). Insights on Does oil aggregate or emulsifyion with added dispersant? Results from measurements of surface tension, FTIR, and microscopy of Formation from colloidal EPS protein-polysaccharide interactions with oil and/or dispersants are added. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2018. New Orleans, LA : 02/05/18-02/08/18: Poster.
Schwehr, K. A., Chiu, M. - H., Kamalanathan, M., Xu, C., Sun, L., Lin, P., et al. (2018). Insights on Marine Oil Snow or Emulsion Formation from Protein-Polysaccharide Interactions with Oil and Dispersant from Surface Tension and Microscopy. In Ocean Sciences Meeting 2018. Portland, OR : 02/11/18-02/16/18.
Xu, C., Lin, P., Sun, L., Schwehr, K. A., Xing, W., Yard, A., et al. (2018). Effects of Water-Accommodated Fraction of Macondo Oil and Corexit on Oil Transport in Mesocosm Experiments. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2018. New Orleans, LA : 02/05/18-02/08/18: Poster.
Yard, A., Passow, U., Chin, W. - C., Chiu, M. - H., Xu, C., Lin, P., et al. (2018). Comparison of Exopolymeric Substances (EPS) with Transparent Exopolymeric Particles (TEP) in Mesocosms Contaminated with Oil. In 2018 Texas A&M University at Galveston Student Research Symposium. Galveston, TX : 04/17/18-04/19/18: Poster.
2017
Yard, A. (2017). Comparison of Exopolymeric Substances (EPS) with Transparent Exopolymeric Particles (TEP) in Mesocosms contaminated with oil. In 2017 Gulf Coast Undergraduate Research Symposium. Houston, TX : 11/04/17-11/04/17.