Qi Liu

ORCID: 0000-0003-2119-7925
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About
Contact & Profiles
Research Areas
  • Antibiotic Resistance in Bacteria
  • Antimicrobial Peptides and Activities
  • Bacterial Genetics and Biotechnology
  • Bacterial biofilms and quorum sensing
  • Advanced Fiber Laser Technologies
  • Laser Material Processing Techniques
  • Chinese history and philosophy
  • Vietnamese History and Culture Studies
  • Bacterial Identification and Susceptibility Testing
  • Antibiotics Pharmacokinetics and Efficacy
  • Religious Tourism and Spaces
  • Photonic Crystals and Applications
  • Nonlinear Optical Materials Studies
  • Smart Grid Energy Management
  • Electric Vehicles and Infrastructure
  • Microgrid Control and Optimization

Nankai University
2013-2023

Dalian Ocean University
2021-2023

Fudan University Shanghai Cancer Center
2021-2023

Vanderbilt University Medical Center
2021-2023

Sichuan University
2021-2023

West China Hospital of Sichuan University
2021-2023

Henan Provincial People's Hospital
2021-2023

Jiangsu University
2021-2023

Shanghai East Hospital
2021-2023

South China University of Technology
2021-2023

Two-dimensional arrays of periodic nanostructures are fabricated on bulk tungsten surface within a single step using collinear propagation two time-delayed femtosecond laser beams with orthogonal polarizations. It is surprisingly found that the geometric profile structure unit exhibits triangle shape in hundred nanometer scales, and its spatial dimension can be modulated by ambient air pressure ranging from 1 atm to 10-3 Pa. As decreases, obtained structures display large depth covered...

10.1364/oe.26.011718 article EN cc-by Optics Express 2018-04-23

We present a mask-free strategy for fabricating two-dimensional subwavelength periodic triangular arrays on tungsten, by focusing two orthogonally polarized and temporally delayed femtosecond laser beams using cylindrical lens. In stark contrast to the commonly observed structures of either single ablation spot or one-dimensional grating, we obtained highly uniform laser-exposed surface, with three equilateral sides each 480 nm in length about 100 modulation depth. The features varied both...

10.3390/ma11122380 article EN Materials 2018-11-26

Pseudomonas aeruginosa is an important opportunistic pathogen capable of causing variety infections in humans. The type III secretion system (T3SS) a critical virulence determinant P . the host infections. Expression T3SS regulated by ExsA, master regulator that activates expression all known genes. exsA gene controlled at both transcriptional and posttranscriptional levels. Here, we screened transposon (Tn5) insertional mutant library found rplI , coding for ribosomal large subunit protein...

10.1371/journal.ppat.1010170 article EN cc-by PLoS Pathogens 2022-01-05

Pseudomonas aeruginosa is an important nosocomial pathogen which frequently becomes resistant to most antibiotics used in chemotherapy, resulting treatment failure among infected individuals. Although the evolutionary trajectory and molecular mechanisms for becoming β-lactam have been well established P. aeruginosa, basis of reversion from susceptible largely unexplored. In this study, we investigated by a ceftazidime-resistant clinical strain converted ceftazidime-susceptible isolate under...

10.3390/microorganisms10122395 article EN cc-by Microorganisms 2022-12-02

Christianity, although a worldwide religious tradition, is counted as minority in the People's Republic of China (PRC), both by Christians themselves and non-believers. "House churches" PRC, being illegal thus underground, are "minority minority." Based on two years participant-observation, I give description beliefs rituals an immigrant workers' Protestant house church system Beijing. Belief Christian God's ability to provide relief from suffering performing earthly miracles bringing...

10.1525/nr.2009.12.4.91 article EN Nova Religio The Journal of Alternative and Emergent Religions 2009-02-26

Pseudomonas aeruginosa is a ubiquitous pathogen that causes wide range of acute and chronic infections. Ciprofloxacin, one the first-line fluoroquinolone class antibiotics, commonly used for treatment P. However, ciprofloxacin-resistant increasingly reported worldwide, making difficult. To determine resistance-related mutations, we conducted an experimental evolution using previously identified clinical isolate, CRP42. The evolved mutants could tolerate 512-fold higher concentration...

10.3390/microorganisms11010013 article EN cc-by Microorganisms 2022-12-21
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