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ARS Home » Northeast Area » Wyndmoor, Pennsylvania » Eastern Regional Research Center » Dairy and Functional Foods Research » People & Locations » Karley Mahalak

Karley K Mahalak
Dairy and Functional Foods Research
Research Molecular Biologist

Phone: (215) 836-6922
Fax:

USDA,REE,ARS,NAA,ERRC
600 E MERMAID LANE
WYNDMOOR, PA 190388598
Projects
In vitro Human Gut System: Interactions Between Diet, Food Processing, and Microbiota
In-House Appropriated (D)
  Accession Number: 439225
Fatty Acids Metabolism in the Gastrointestinal Tract Using In Vitro Enteroid Models Derived from Mice and Humans
Non-Assistance Cooperative Agreement (S)
  Accession Number: 437564
Recovery of Triclosan-Induced Gut Dysbiosis: an in vivo Evaluation
Non-Assistance Cooperative Agreement (S)
  Accession Number: 437708
Recovery from Triclosan-Induced Colonic Inflammation Using a Mouse Model
Non-Assistance Cooperative Agreement (S)
  Accession Number: 438812
Developing an in Vitro Model of the Human Small Intestinal Microbiota
Non-Assistance Cooperative Agreement (S)
  Accession Number: 438902

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Changes to environmental pH alters the colon microbial community in terms of both structure and function: An in vitro analysis - (Abstract Only)
Environmental pH is a determinant of the gut microbiota community composition and production of short chain fatty acids - (Abstract Only)
Comparative analysis of the gut microbiota cultured in vitro using a single colon versus a 3-stage colon experimental design Reprint Icon - (Peer Reviewed Journal)
Firrman, J., Liu, L.S., Mahalak, K.K., Tanes, C., Bittinger, K., Bobokalonov, J., Van Den Abbeele, P., Mattei, L., Zhang, H. 2021. Comparative analysis of the gut microbiota cultured in vitro using a single colon versus a 3-stage colon experimental design. Applied Microbiology and Biotechnology. volume 105, pages 3353–3367. https://link.springer.com/article/10.1007/s00253-021-11241-x.
Triclosan has a robust, yet reversible impact on human gut microbial composition in vitro. Reprint Icon - (Peer Reviewed Journal)
Mahalak, K.K., Firrman, J., Lee, J., Bittinger, K., Nunez, A., Bobokalonov, J., Arango-Argoty, G., Zhang, L., Zhang, G., Liu, L.S. 2020. Triclosan has a robust, yet reversible impact on human gut microbial composition in vitro. PLoS One. 15(6): 1-22. https://doi.org/10.1371/journal.pone.0234046.
Impact of steviol glycosides and erythritol on the human and Cebus apella gut microbiome Reprint Icon - (Peer Reviewed Journal)
Mahalak, K.K., Firrman, J., Tomasula, M.M., Nunez, A., Lee, J., Bittinger, K., Rinaldi, W., Liu, L.S. 2019. Impact of steviol glycosides and erythritol on the human and Cebus apella gut microbiome. Journal of Agricultural and Food Chemistry. Pages A-I. https://doi.org/10.1021/acs.jafc.9b06181.
Metagenomic assessment of the Cebus Apella gut microbiota Reprint Icon - (Peer Reviewed Journal)
Firrman, J., Tanes, C., Bittinger, K., Mahalak, K.K., Rinaldi, W., Liu, L.S. 2019. Metagenomic assessment of the Cebus Apella gut microbiota. American Journal of Primatology. https://doi.org/10.1002/ajp.23023.