Use of adaptive laboratory evolution to discover key mutations enabling rapid growth of Escherichia coli K-12 MG1655 on glucose minimal medium

…, A Ebrahim, GI Guzman, R Szubin… - Applied and …, 2015 - Am Soc Microbiol
Adaptive laboratory evolution (ALE) has emerged as an effective tool for scientific discovery
and addressing biotechnological needs. Much of ALE's utility is derived from reproducibly …

[HTML][HTML] Deciphering Fur transcriptional regulatory network highlights its complex role beyond iron metabolism in Escherichia coli

SW Seo, D Kim, H Latif, EJ O'Brien, R Szubin… - Nature …, 2014 - nature.com
The ferric uptake regulator (Fur) plays a critical role in the transcriptional regulation of iron
metabolism. However, the full regulatory potential of Fur remains undefined. Here we …

A novel method of gene transcript profiling in airway biopsy homogenates reveals increased expression of a Na+-K+-Cl− cotransporter (NKCC1) in asthmatic subjects

…, AA Novikov, Y Zhang, RE Ferrando, R Szubin… - Genome …, 2001 - genome.cshlp.org
Comprehensive and systematic analysis of airway gene expression represents a strategy
for addressing the multiple, complex, and largely untested hypotheses that exist for disease …

[HTML][HTML] The Escherichia coli transcriptome mostly consists of independently regulated modules

AV Sastry, Y Gao, R Szubin, Y Hefner, S Xu… - Nature …, 2019 - nature.com
Underlying cellular responses is a transcriptional regulatory network (TRN) that modulates
gene expression. A useful description of the TRN would decompose the transcriptome into …

[PDF][PDF] Genome-wide reconstruction of OxyR and SoxRS transcriptional regulatory networks under oxidative stress in Escherichia coli K-12 MG1655

SW Seo, D Kim, R Szubin, BO Palsson - Cell reports, 2015 - cell.com
Three transcription factors (TFs), OxyR, SoxR, and SoxS, play a critical role in transcriptional
regulation of the defense system for oxidative stress in bacteria. However, their full genome-…

[HTML][HTML] Multi-omic data integration enables discovery of hidden biological regularities

…, E Brunk, J Tan, EJ O'brien, D Kim, R Szubin… - Nature …, 2016 - nature.com
Rapid growth in size and complexity of biological data sets has led to the ‘Big Data to
Knowledge’ challenge. We develop advanced data integration methods for multi-level analysis of …

[HTML][HTML] Decoding genome-wide GadEWX-transcriptional regulatory networks reveals multifaceted cellular responses to acid stress in Escherichia coli

SW Seo, D Kim, EJ O'Brien, R Szubin… - Nature …, 2015 - nature.com
The regulators GadE, GadW and GadX (which we refer to as GadEWX) play a critical role in
the transcriptional regulation of the glutamate-dependent acid resistance (GDAR) system in …

Revealing 29 sets of independently modulated genes in Staphylococcus aureus, their regulators, and role in key physiological response

…, Y Seif, AV Sastry, R Szubin… - Proceedings of the …, 2020 - National Acad Sciences
The ability of Staphylococcus aureus to infect many different tissue sites is enabled, in part,
by its transcriptional regulatory network (TRN) that coordinates its gene expression to …

Cellular responses to reactive oxygen species are predicted from molecular mechanisms

…, K Chen, D Heckmann, R Szubin… - Proceedings of the …, 2019 - National Acad Sciences
… The repair rate v repair is constrained by the concentrations of the set of repair proteins R = {
YggX, … F = 2 ⋅ p r e c i s i o n ⋅ r e c a l l / ( p r e c i s i o n + r e c a l l ) (SI Appendix, Fig. S3). …

[HTML][HTML] Evolution of gene knockout strains of E. coli reveal regulatory architectures governed by metabolism

…, TE Sandberg, E Brunk, Y Hefner, R Szubin… - Nature …, 2018 - nature.com
Biological regulatory network architectures are multi-scale in their function and can
adaptively acquire new functions. Gene knockout (KO) experiments provide an established …