Biology and Marine Biology

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INVITED PRESENTATIONS

2014 University of Maine, School of Marine Sciences Seminar

Koester, J.A. Finding evidence of molecular evolution in diatoms

2013 Mount Allison University, Department of Biology Honors Seminar

Koester, J.A. Genomic evidence of speciation and adaption in planktonic diatoms.

2012 Maine Maritime Academy’s Corning School of Ocean Studies Seminar

Koester, J.A. Genomic evidence of speciation and adaption in diatoms

2011 University of Rhode Island’s Integrative and Evolutionary Biology Seminar

Koester, J.A. Genomic evidence of speciation and adaption in diatoms

CONTRIBUTED CONFERENCE PRESENTATIONS

2013 Koester, J.A, Swanson, W.J., and Armbrust, E.V. Expression of positively selected

genes in Thalassiosira pseudonana suggests a link between genotype and phenotype.

Northeast Algal Symposium, Mystic, CT.

2013 Chiang, T., Parker, M.S., Koester, J.A., Iverson, V., Berthiaume C., Ruzzo, W.L.,

Armbrust, E.V. A negative binomial model allows inference of a selective sweep in

sub-populations of the cosmopolitan diatom Thalassiosira pseudonana. Association

for the Science of Oceanography and Limnology, New Orleans, LA (poster).

2011 Koester, J.A, Swanson, W.J., and Armbrust, E.V. Positive selection is detected

within a diatom species and affects regulatory genes. Phycological Society of

America / International Society of Protistologists, Seattle, WA.

2011 Koester, J.A. and Armbrust, E.V. Darwinian selection is most evident in closely

related diatom species. Association for the Science of Oceanography and

Limnology, San Juan, Puerto Rico.

2011 Sharpe, S., Koester, J.A, Cockshutt, A., Loebl, M., and Finkel, Z. Testing the ¾

rule of metabolic scaling within and across two populations of the diatom Ditylum

brightwellii. Association for the Science of Oceanography and Limnology, San Juan,

Puerto Rico.

2011 Parker M.S., Iverson, V., Berthiaume, C., Lin, E.O, Morales, R., Oleinikov, I.,

Knight, M.W., Schruth, D., Koester, J.A., and Armbrust, E.V. Intra-species genetic

diversity of the centric diatom Thalassiosira pseudonana: Whole genome

comparisons of seven strains. 1 st International Conference: “The Molecular Life of

Diatoms, Atlanta, GA.

2010 Koester, J.A, Berthiaume, C., Schruth, D and Armbrust, E.V. Seeking evidence of

positive selection in diatoms. Ocean Sciences, Portland, OR.

2009 Koester, J.A, Swalwell, J., and Armbrust, E.V. Changes in genome size as a

mechanism of population divergence in the marine planktonic diatom Ditylum

brightwellii. Association for the Science of Oceanography and Limnology, Nice,

France.

2008 Koester, J.A, Swalwell, J., van den Engh, G., and Armbrust, E.V. Relationships

between DNA content, cell size, and growth rate in populations of the planktonic

diatom Ditylum brightwellii. Association for the Science of Oceanography and

Limnology, St. John’s, New Foundland and Labrador, Canada

2007 Koester, J.A. and Armbrust, E.V. Physiological variation in the marine diatom,

Ditylum brightwellii. Association for the Science of Oceanography and Limnology

meeting, Santa Fe, NM. (poster)