Lab Members

Dr. Dave Westenberg

Principle Investigator
About Dr. Westenberg

573-341-4798 | djwesten@mst.edu
202 Schrenk Hall

Placeholder image

Sarah Fakher

Masters Student

Antibacterial properties of borate bioactive glass
G-38 Schrenk Hall

Placeholder image

Shay Pelfrey

Undergraduate Student/OURE

Drought tolerance of Bradyrhizobium japonicum
G-38 Schrenk Hall
Shay was selected to present her research for Research Day at the Capitol in 2023 and won first place in the 2023 Undergraduate Research Symposium in 2022.

Placeholder image

Amelia Markwell

Undergraduate Student/FYRE/OURE

Quorum sensing in Bradyrhizobium japonicum
G-38 Schrenk Hall
Ameila was selected to present her research for Research Day at the Capitol in 2024.

Placeholder image

Nicole Militante

Undergraduate Student/FYRE

Quorum sensing in Bradyrhizobium japonicum
G-38 Schrenk Hall

Placeholder image

Shelby Wallen

Undergraduate Student

Antibacterial properties of borate bioactive glass
G-38 Schrenk Hall

Placeholder image

Emily Korff

Undergraduate Student

Synthetic biology
G-38 Schrenk Hall

Placeholder image

Ryan Fagan

Undergraduate Student

Antibacterial properties of wound dressings
G-38 Schrenk Hall

Placeholder image

Alexis Morgan

Undergraduate Student

Drought tolerance of Bradyrhizobium japonicum
G-38 Schrenk Hall

This could be you

Undergraduate Student

Project
G-38 Schrenk Hall

Former Graduate Students

Thesis Students
Catalina Vega-Hurtado            
Megan Ottomeyer                      
Satya Achanta                             
April Rocha                                   
Karissa Braaten                          
Aruna Lamba      
Sangeetha Ramamurthy        
Jiyeon Park                                   
Jason Elrod                                                             
graduated with MS in BioSc, 2020
graduated with MS in BioSc, 2013
graduated with PhD in Chemical Engineering, 2012
graduated with MS in BioSc, 2012
graduated with MS in BioSc, 2009
graduated with MS in BioSc, 2007
graduated with MS in BioSc, 2006
graduated with MS in BioSc, 2005
graduated with MS in BioSc, 2004
Non-Thesis students
Jared Rhodes                                
Matt Liberson                              
Crystal Meeks                              
Evan Bryant                                  
graduated with MS in ChemEng, 2019 (non-thesis)
graduated with MS in BioSc, 2018 (non-thesis)
graduated with MS in BioSc, 2016 (non-thesis)
graduated with MS in BioSc, 2005 (non-thesis)

Former Undergraduate Students

Fatimah AlqariusThe art of microbiology, the microbiology of art. Fatimah was the recipient of a 2015 OURE award.
Isamar AlhakeemBiofuels from glycerol (Isamar is the recipient of a 2019 OURE award)
Tina AndrewsAmes testing of experimental plant hormones.
Natalie ArnoldPlant phenotyping system for measuring seedling root force (Natalie is the recipient of a 2019 OURE award)
Serena Austin Identification of PAH degrading bacteria in contaminated soils. Serena was the recipient of a 2013 OURE award
Isaac BaderIntroducing salt tolerance genes into Bradyrhizobium japonicum
Carol Baker  The art of microbiology, the microbiology of art. Carol was the recipient of a 2013 OURE award
Bradley BareImpact of legumes on soil biodiversity (Bradley was the recipient of a 2014 OURE award)
C. Robyn Bartosik Cloning and sequencing of the B. japonicum nuo operon
Ryan BaumannGeneration of an emerald ash borer specific biopesticide. Ryan is the recipient of a 2017 OURE and 2018 OURE Fellows awards
Emily Beahm   Plant phenotyping system for measuring seedling root force (Emily is the recipient of a 2019 OURE award)
Christopher Bieser  Drought tolerance in Bradyrhizobium japonicum
Adrian BlackCharacterization of AHL production in Bradyrhizobium japonicum. Adrian was the recipient of 2013 OURE and 2014 OURE Fellows awards
Joe’l Bland   Quorum sensing in Bradyrhizobium japonicum.
Christina BockmanAntifungal properties of commercial coatings
Ashley BoudriaGenetic disruption of quorum sensing in B. japonicum. Ashley is the recipient of a 2006 OURE award.
Claire Brewer   Antimicrobial properties of oil smoke vapors
Nicole Brossier Germination studies of various Bacillus species.
Kira Buckowing  iGEM team projects
Nicole Buxton  Antifungal properties of commercial coatings
Richard Campos Identification of bph degrading bacteria from the rhizosphere.
Aaron Carson  Testing HSL production in Bradyrhizibum japonicum and Mesorhizobium sp. Aaron is the recipient of a 2012 OURE award.
Cory CheathamCory is the recipient of a 2006 ASM Microbiology Undergraduate Research Fellowship (co-advised with Dev Niyogi) and a 2007 OURE Fellows award and 2008 OURE award. Development of a biological breathalyzer for the 2007 and 2008 iGEM competition.
Numan Choudhry   Enhanced rhizoremediation using quorum sensing
Matt CoatesIsolation of root nodule symbionts of Crotalaria spectabilis. Matt is enrolled in BioSc 390 and the recipient of a 2012 OURE award
Rachel ConnellEffectiveness of antimicrobial glass. Rachel was the recipient of a 2014 OURE Fellows award.
Rachel ConroyImpact of microbial consortia on plant tolerance of landfall leachate
Nicholas Corcoran Biofuels from glycerol
Natalie CumminsDrought tolerance in Bradyrhizobium japonicum. Natalie is the recipient of a 2022 First Year Research Experience (FYRE) award.
Ebony DaleyImpact of microbial consortia on plant tolerance of landfall leachate (Ebony is the recipient of a 2019 OURE award)
Colton DanieliGEM team projects
Alex DanieslUsing single-cell (SC-ICP-MS) to study interactions of Silver and Copper with bacteria (with Dr. Honglan Shi). Alex is the recipient of a 2020 OURE award and a 2021 and 2022 OURE Fellows award.
Michael DebloisBiofilm inhibition by antimicrobial glass. Michael is the recipient of a 2006 OURE award.
Paige DierkesSensing Contaminants Collected in Trees Using Synthetic Biology. Paige is the recipient of a 2017 OURE award
Meghan DonnellanEffectiveness of antimicrobial glass. Meghan is the recipient of a 2004 OURE award
David DunbarPlant phenotyping system for measuring seedling root force (David is the recipient of a 2019 OURE award)
Caroline Dykes Plant phenotyping system for measuring seedling root force (David is the recipient of a 2019 OURE award)
Jonna EckenrodQuorum sensing in Bradyrhizobium japonicum.
Sara EllebrachtAntifungal properties of commercial coatings
Roba ElshiekhBiofuels from glycerol (Roba is the recipient of a 2019 OURE award)
Alex EvansThe art of microbiology, the microbiology of art. Alex was the recipient of a 2013 OURE award
Jessica Fazio Genetic disruption of quorum sensing in B. japonicum.
Naomi FernandesDrought tolerance in Bradyrhizobium japonicum
Blythe FerriereiGEM team projects
Courtney FilerThe art of microbiology, the microbiology of art. Courtney was the recipient of a 2013 OURE award
Amanda FosterPublic opinion survey on synthetic biology. Amanda and Erica Shannon were the recipients of a 2011 OURE Fellows award and earned first place for their oral presentation at the 2012 S&T Undergraduate Research Symposium. Amanda and April Pummill earned first place for their research proposal poster presentation at the 2011 Undergraduate Research Symposium and first place for their research proposal to the Shamsher Prakash Foundation in 2011.
Shannon Franks  Search for carboxin resistant strains of Bradyrhizobium japonicum. Shannon was the recipient of a 2010 OURE award
Aurelia GarlandAntimicrobial properties of bioactive glass
Kent GordayiGEM team Emerald Ash Borer project
Raetchel GrayQuorum sensing in Bradyrhizobium japonicum.
Elsie GreenwoodEffectiveness of antimicrobial glass. (Elsie was the recipient of 2015 and 2016 OURE awards)
Victoria GrillQuorum sensing in Bradyrhizobium japonicum. (Victoria was the recipient of a 2015 OURE award)
Vickey GulleyConstruction of an sdh deletion strain of B. japonicum. Regulation of the B. japonicum sdh operon.
Adam GussStructure and function of B. japonicum succinate dehydrogenase. Adam was the recipient of a Sustaining Members Undergraduate Research Fellowship from the American Society for Microbiology.
Suzanne HaganEffectiveness of antimicrobial glass. Suzanne earned an Outstanding Undergraduate Research Presentation award at the 1999 Annual Meeting of the Missouri Branch of the ASM.
Robert HailIsolation of native B. japonicum species and characterization of their autoinducer production.
Abigail HalerEffectiveness of antimicrobial glass. (Abigail was the recipient of 2015 and 2016 OURE awards)
Austin HalliGEM team project on White Nose Syndrome. Austin was the recipient of a 2015 OURE award.
Crystal HalloranEffect of endophytic bacteria on plant growth and protection. Crystal and Ashley Mueller earned first place for their poster at the 2011 S&T Undergraduate Research Symposium.
Zachary HamelDrought tolerance in Bradyrhizobium japonicum
Katie HamiltonAntibacterial properties of volatile compounds in oil smoke
Kaitlyn HeilQuorum sensing in Bradyrhizobium japonicum
Jeremiah HerbertCharacterization of AHL production in Bradyrhizobium japonicum. Jeremiah was the recipient of a 2013 OURE award  
Mallory HigginsConstruction of a B. japonicum HSL indicator plasmid.
Gabrielle HightowerUsing single-cell (SC-ICP-MS) to study interactions of Silver and Copper with bacteria (with Dr. Honglan Shi). Gabrielle is the recipient of a 2021 and 2022 OURE Fellows award. Gabby was selected to present her research for Research Day at the Capitol in 2023.
Kristen HintonIsolation of symbiotic bacteria from Crotalaria spectabilis root nodules. Kristen is the recipient of a 2009 OURE award
Natalie HolsteIntroducing salt tolerance genes into Bradyrhizobium japonicum. Natalie is the recipient of a 2015 and 2016 OURE Fellows awards.
Samantha HuckontodQuorum sensing in Bradyrhizobium japonicum. (Samantha was the recipient of a 2015 OURE award)
Nichole HurdMissouri S&T iGEM team. Nichole was the recipient of a 2010 OURE Fellows award. Nichole, Meghan Ray and Daniel Roush earned second place at the 2011 S&T Undergraduate Research Symposium.
Kim HuskeyAntimicrobial properties of oil smoke vapors
Shamim JaleelGenetic disruption of quorum sensing in B. japonicum. Shamim is the recipient of a 2006 OURE award.
Amy Johnston Screening for Autoinducer molecules in B. japonicum. Regulation of the B. japonicum sdh operons.
Kirsten KellyBroad spectrum antimicrobial properties of silver doped glass.
Hannah KimImpact of legumes on soil biodiversity (Hannah was the recipient of a 2014 OURE award)
Trey KlaasAntibacterial properties of bioactive glass designed to control a specific pH. Trey was the recipient of a 2018 OURE award
Rachel KlapperDevelopment of a biological breathalyzer for the 2007 and 2008 iGEM competition. Rachel is the recipient of a 2007 and 2008 OURE award
Jen KresseIdentification of bph degrading bacteria from the rhizosphere. Jen is the recipient of a 2008 OURE award
Brieanna Kroeger Effectiveness of antimicrobial glass. Brieanna was the recipient of a 2013 OURE award.
Andy LaegelerConstruction of carboxin resistant strains of B. japonicum.
Kyle LampeRegulation of the B. japonicum sdh operon by carbon source, heme, iron and oxygen.
Desirae LavataiMode of action of antibacterial glass
Kent LinIdentification of PAH degrading bacteria in contaminated soils.
Michael LockettMode of action of antibacterial glass
Justin LoveladyEffectiveness of antimicrobial glass. Justin was the recipient of a 2013 OURE award and 2014 OURE Fellows award.
Tara Maassen Effectiveness of antimicrobial glass. Tara was the recipient of a 2001 OURE award.
Madelyn MasonDrought tolerance in Bradyrhizobium japonicum (Madelyn is the recipient of a 2021 FYRE Fellowship)
Riley McFarlaneUsing single-cell (SC-ICP-MS) to study interactions of Silver and Copper with bacteria (with Dr. Honglan Shi)
Mark McFerrenQuorum sensing in Bradyrhizobium japonicum. Mark was the recipient of a 2016 OURE award
Sam Merriman Antimicrobial properties of bioactive glass
Dane MeyerQuorum sensing in Bradyrhizobium japonicum. Dane is the recipient of a 2016 OURE award
Dustin MillerCloning of NADH dehydrogenase genes
Sarah Moeller The art of microbiology, the microbiology of art. Sarah was the recipient of a 2013 OURE award
Marcie MooreCloning and sequencing of the B. japonicum nuo operon
Ashley MuellerEffect of endophytic bacteria on plant growth and protection. Ashley was the recipient of a 2010 OURE award. Ashley and Crystal Halloran earned first place for their poster at the 2011 S&T Undergraduate Research Symposium.
John MuokAntimicrobial properties of bioactive glass
Matt NapoliSensing Contaminants Collected in Trees Using Synthetic Biology. Matt is the recipient of a 2017 OURE award
Delaney NeeleyQuorum sensing in Bradyrhizobium japonicum. Delaney is the recipient of a 2023 OURE award
Jason NguyenBiofuels from glycerol (Jason is the recipient of a 2018 and 2019 OURE award). Jason presented his research at the 2019 Missouri Academy of Sciences Meeting. Jason defended his honors thesis FS2019.
Erin NischwitzGeneration of an emerald ash borer specific biopesticide. Erin is the recipient of a 2017 OURE Fellows and 2018 OURE awards
Ashley PetersIdentification of novel AHLs in strains of B. japonicum
Brian PinkDevelopment of a biological breathalyzer for the 2007 and 2008 iGEM competition. Brian is the recipient of a 2007 and 2008 OURE award
Margaret PitzeriGEM team project on White Nose Syndrome. Maggie was the recipient of a 2015 OURE award
John PlihalIdentification of PAH degrading bacteria in contaminated soils. Jack was the recipient of 2013 and 2014 OURE awards
David PohlmanDavid was the recipient of a 2011 OURE award for the iGEM team project on designing a bacterial surface enzyme to fight tuberculosis and earned second place for his research proposal poster presentation at the 2012 S&T Undergraduate Research Symposium.
Rebecca PrewettCharacterization of autoinducer molecules in B. japonicum.
Keara PringleUsing a biofilm reactor to test biofilm formation on various bioactive glass formulations to test antimicrobial activities.
April PummillApril was the recipient of a 2011 OURE award for the iGEM team project on combating colony collapse disease in honeybees. April and Amanda Foster earned first place for their research proposal poster presentation at the 2011 Undergraduate Research Symposium and first place for their research proposal to the Shamsher Prakash Foundation.
Kerwin RazmusPublic opinion survey on synthetic biology. Kerwin was the recipient of a 2011 OURE award.
Kirsten ReynoldsCharacterization of autoinducer molecules in B. japonicum. Kirsten was the recipient of a 2002 OURE award.
Meghan RayMissouri S&T iGEM team. Meghan was the recipient of a 2010 OURE Fellows award. Meghan, Nichole Hurd and Daniel Roush earned second place at the 2011 S&T Undergraduate Research Symposium.
Alexis ReeceAntimicrobial properties of bioactive glass
Tatianna ReinboldtUse of cyanobacteria to form aggregates from concrete fines for recycling construction waste (with Dr. Hongyan Ma)
Sonya RobertsiGEM team project on White Nose Syndrome. Sonya was the recipient of a 2015 OURE award.
April RochaCharacterization of AHL production in Bradyrhizobium japonicum. April is the recipient of a 2008 OURE award
Daniel RoushMissouri S&T iGEM team. Daniel was the recipient of a 2010 OURE Fellows award. Daniel, Meghan Ray and Nichole Hurd earned second place at the 2011 S&T Undergraduate Research Symposium.
Yaroslav RynzaAntibacterial properties of borate bioactive. Yaroslav is the recipient of a 2023 OURE award.
Anne SafronAntimicrobial properties of bioactive glass
Logan SauerbreiLogan was the recipient of a 2011 OURE award for the iGEM team project on designing a bacterial surface enzyme to fight tuberculosis.
Dee SchemanEffectiveness of antimicrobial glass
Jackie SchneiderDevelopment of a biological breathalyzer for the 2007 and 2008 iGEM competition. Jackie is the recipient of a 2007 and 2008 OURE award
Moritz SchweigerAntimicrobial properties of bioactive glass
Matt SeelkeScreening for Autoinducer molecules in B. japonicum
Darla SeverinEffectiveness of antimicrobial glass. Darla is the recipient of a 2000 OURE award.
Deborah Shannon Biofilm inhibition by antimicrobial glass. Deborah is the recipient of a 2006 OURE award.
Erica ShannonPublic opinion survey on synthetic biology. Erica and Amanda Foster were the recipients of a 2011 OURE Fellows award and earned first place for their oral presentation at the 2012 S&T Undergraduate Research Symposium.
Soo-Jung ShinMissouri S&T iGEM team – cloning Geobacter omc genes
Shrijana ShresthaConstruction of an sdh deletion strain of B. japonicum.
Erin SindIdentification of bph degrading bacteria from the rhizosphere. Erin is the recipient of a 2008 OURE award
Lauren SiselConstruction of autoinducer deficient strains of B. japonicum.
Elizabeth SmithBiofilm inhibition by antimicrobial glass. Elizabeth is the recipient of a 2006 OURE award.
Sandy SmithScreening for Autoinducer molecules in B. japonicum.
Jayme StatlerCharacterization of AHL production in Bradyrhizobium japonicum
Kurt StuderDesign and Production of Periplasmic Binding Proteins for Plant- Based Biosensing. Kurt is the recipient of a 2017 OURE award
Mikayla TessmerDevelopment of plant-tissue specific promoters for synthetic biology applications. Mikayla is the recipient of a 2017 OURE and 2018 OURE Fellows awards
Elizabeth ThoenenQuorum sensing in Bradyrhizobium japonicum. (Elizabeth was the recipient of a 2015 OURE award)
Crystal ThomasUse of DNA in glass beads as a taggant. Crystal was the recipient of a 2002 OURE award.
Cera ThomasonIdentification of PAH degrading bacteria in contaminated soils. Cera was the recipient of a 2013 OURE award
Matt ThreadgillIntroducing salt tolerance genes into Bradyrhizobium japonicum. Matt is the recipient of a 2012 OURE award.
Melinda TierneyScreening for autoinducer molecules in B. japonicum and cloning of genes involved in autoinducer production.
Jesse TownsendConstructing gene libraries of Bradyrhizobium japonicum strains and screening for AHL synthase genes. Jesse is the recipient of a 2012 OURE Award
Karlee TwillmannAntimicrobial properties of bioactive glass
Natalie UpdykeNodulation of Crotalaria spectabilis with isolates from nodules of harvested plants. Natalie is the recipient of a 2012 OURE Award.
Andrew van BrundtRegulation of the B. japonicum nuo and sdh operons.
Annette van NormanAntimicrobial properties of bioactive glass. Annette was the recipient of a 2018 OURE award.
Ravi ViswanathanEffectiveness of antimicrobial glass. Ravi was the recipient of a 1999 OURE award.
Jessica VitelloCloning of autoinducer synthase gene from B. japonicum.
Mark WaitesRegulation of the B. japonicum nuo and sdh operons. Mark was the recipient of a 1998 OURE award.
Claire WilmoreiGEM team project on White Nose Syndrome. Claire was the recipient of a 2015 OURE award.
Allie WilsonAntimicrobial properties of bioactive glass
Michelle WindsorBiofilm inhibition by antimicrobial glass. Michelle was the recipient of a 2002 OURE award.
Kaitlyn WongQuorum sensing in Bradyrhizobium japonicum.

High School Science Fair Students Mentored

Camdenton

2021-2022 – Nicholas Faiferlick, Keegan Dowdney

2020-2021 – Raquel Potteiger, Nicholas Faiferlick, Aidan Dowdney

2019-2020 – Raquel Potteiger, Drew Patton, Nicholas Faiferlick

2018-2019 – Jillian Bernabe, Kelli Alford, Je’Anne Wagner

2017-2018 – Kelli Alford, Miranda Sauer, Paige Ellefsen, Lindsey Graves

2016-2107 – Kallie Davis, Emily Zaretzky,

2015-2016 – Grace Hall, Olivia Kline

2014-2015 – Riley Paskach, Riley Short, Thomas Dettmer, Zachary Short

2013-2014 – Anne Holland

2009-2010 – Sonia Rao

Fort Zumwalt South

2016-2017 – Danika Fannin

2015-2016 – Emilia Gautier

Tuscumbia

2019-2020 – Kylie Cline

2017-2018 – Mallari Flaugher

2016-2017 – Riley Ash

2013-2014 – Brady Blanton

2012-2013 – Laura Huddleston, Rebecca Lavin

2011-2012 – Paige Wood

2011-2012 – Tara Humphreys, Alexis Ash

2010-2011 – Tara Humphreys

2009-2010 – Olivia Jarrett

2007-2008 – Michael Stockwell

2002-2003 – Laura Visser

2001-2002 – Amber Stout

Newburgh

1998-1999 – Stefanie Wilbanks

Rolla (Summer research volunteers)

Rohit Allada                    Quorum sensing in Bradyrhizobium japonicum.

Vasant Balakrishnan Quorum sensing in Bradyrhizobium japonicum.

Pearl Daugaard            Quorum sensing in Bradyrhizobium japonicum.

Naomi Fernandez        Using synthetic biology to produce ethanol from glycerol

Annie Gao             Quorum sensing in Bradyrhizobium japonicum.

Lilly Germeroth             Quorum sensing in Bradyrhizobium japonicum.

Adem Malone                Quorum sensing in Bradyrhizobium japonicum.

Eziamaka Okafor          Construction of an sdh deletion strain of B. japonicum.