Available to mentor
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B.S. in BiologyOhio Northern University, Ada, 2009
Heterogeneity within a bacterial population arises from myriad sources and can be beneficial to species by ensuring that as environmental conditions rapidly change, subsets of the population are able to quickly adapt to and thrive in the new conditions. These conditions can include stressors such as antibiotics or nutrient limitation, or simply shifts from one nutrient source to another. My primary interests are in the mechanisms by which heterogeneity is generated within populations. To understand these mechanisms, I study gene regulation, chromosome organization, and how conflict between central dogma processes influences how bacteria respond to a fluctuating environment. Insights from my research will inform how bacterial infections persist through antibiotic treatment and stressful conditions.
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Rangarajan AA, Schroeder JW, Hurto RL, Severin GB, Pell ME, Hsieh M-L, Waters CM, Freddolino L. bioRxiv, 2024 Sep 1;Journal ArticleNegative feedback of cyclic di-GMP levels optimizes switching between sessile and motile lifestyles in Vibrio cholerae.
DOI:10.1101/2024.09.01.610008 PMID: 39257796 -
Thiermann R, Sandler M, Ahir G, Sauls JT, Schroeder J, Brown S, Le Treut G, Si F, Li D, Wang JD, Jun S. Elife, 2024 Apr 18; 12:Journal ArticleTools and methods for high-throughput single-cell imaging with the mother machine.
DOI:10.7554/eLife.88463 PMID: 38634855 -
Schroeder JW, Freddolino PL. J Mol Biol, 2024 Sep 1; 436 (17): 168567Journal ArticleEnricherator: A Bayesian Method for Inferring Regularized Genome-wide Enrichments from Sequencing Count Data.
DOI:10.1016/j.jmb.2024.168567 PMID: 38583516 -
Peterson BG, Hwang J, Russ JE, Schroeder JW, Freddolino PL, Baldridge RD. Cell Rep, 2023 Nov 28; 42 (11): 113451Journal ArticleDeep mutational scanning highlights a role for cytosolic regions in Hrd1 function.
DOI:10.1016/j.celrep.2023.113451 PMID: 37980570 -
Schroeder JW, Hurto RL, Randall JR, Wozniak KJ, Timko TA, Nye TM, Wang JD, Freddolino PL, Simmons LA. Sci Adv, 2023 Jul 28; 9 (30): eadi5945Journal ArticleRNase H genes cause distinct impacts on RNA:DNA hybrid formation and mutagenesis genome wide.
DOI:10.1126/sciadv.adi5945 PMID: 37494439 -
Schroeder JW, Wolfe MB, Freddolino PL. Biophysical Journal, 2022 Feb; 121 (3): 481a - 481a.Proceeding / Abstract / PosterInformation theory empowers de novo discovery of structural motifs underpinning protein-DNA interactions
DOI:10.1016/j.bpj.2021.11.394 -
Anderson BW, Schumacher MA, Yang J, Turdiev A, Turdiev H, Schroeder JW, He Q, Lee VT, Brennan RG, Wang JD. Nucleic Acids Res, 2022 Jan 25; 50 (2): 847 - 866.Journal ArticleThe nucleotide messenger (p)ppGpp is an anti-inducer of the purine synthesis transcription regulator PurR in Bacillus.
DOI:10.1093/nar/gkab1281 PMID: 34967415 -
Nye TM, van Gijtenbeek LA, Stevens AG, Schroeder JW, Randall JR, Matthews LA, Simmons LA. Nucleic Acids Res, 2020 Jun 4; 48 (10): 5332 - 5348.Journal ArticleMethyltransferase DnmA is responsible for genome-wide N6-methyladenosine modifications at non-palindromic recognition sites in Bacillus subtilis.
DOI:10.1093/nar/gkaa266 PMID: 32324221