Gen Yu

ORCID: 0009-0007-5595-7503
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About
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Research Areas
  • Risk and Portfolio Optimization
  • Reservoir Engineering and Simulation Methods
  • Biological and pharmacological studies of plants
  • GABA and Rice Research
  • Stochastic processes and financial applications
  • Pesticide and Herbicide Environmental Studies
  • Protein purification and stability
  • Lung Cancer Research Studies
  • Lung Cancer Treatments and Mutations
  • Freezing and Crystallization Processes
  • Chromatography in Natural Products
  • Enzyme Catalysis and Immobilization
  • 2D Materials and Applications
  • Chromium effects and bioremediation
  • Enzyme-mediated dye degradation
  • Phytochemicals and Antioxidant Activities
  • Phytochemistry and Biological Activities
  • Topological Materials and Phenomena
  • Microbial Metabolism and Applications
  • Advanced Condensed Matter Physics
  • Financial Markets and Investment Strategies
  • Lung Cancer Diagnosis and Treatment

University of Zurich
2024

Zurich University of Applied Sciences in Business Administration
2024

Guangdong Pharmaceutical University
2021-2023

First Affiliated Hospital of Guangdong Pharmaceutical University
2022-2023

Jiangxi Pingxiang People's Hospital
2022

Chinese University of Hong Kong, Shenzhen
2020

Huazhong University of Science and Technology
2014

Laccase is a copper-containing polyphenol oxidase with wide range of substrates, possessing good application prospect in wastewater treatment and dye degradation. The purpose this research to study the degradation various industrial dyes by recombinant laccase rlac1338 mutant enzyme lac2-9 highest activity after modification error-prone PCR. Four activities improved enzymes were obtained through preliminary screening rescreening, which has activity. There are four mutation sites, including...

10.3389/fmicb.2021.633004 article EN cc-by Frontiers in Microbiology 2021-05-12

This study used brewer's yeast to ferment Dendrobium officinale and single-factor orthogonal experiments were conducted determine the optimal fermentation conditions. The antioxidant capacity of solution was also investigated by in vitro experiments, which showed that different concentrations could effectively enhance total cells. liquid found contain seven sugar compounds including glucose, galactose, rhamnose, arabinose, xylose using gas chromatography-mass spectrometry (GC-MS) high...

10.3389/fmicb.2023.1061970 article EN cc-by Frontiers in Microbiology 2023-02-08

Esterase, as a type of powerful catabolic enzyme for the degradation pyrethroid pesticides (PYRs), appears promising in improving quality crops and environment contaminated by pesticide residues. The purpose this research is to provide detailed introduction enzymatic properties, optimal production immobilization conditions, ability Est804 PYRs. study on properties indicated that was an alkaline esterase with pH 8.0 broad temperature range 35−50°C. activity free calculated be 112.812 U,...

10.3389/fmicb.2022.922506 article EN cc-by Frontiers in Microbiology 2022-07-07

Purpose Lung cancer is the leading cause of death from and number operable elderly lung patients increasing, with advanced age being associated a poorer prognosis. However, there no easy comprehensive prognostic assessment method for these patients. Methods Clinicopathological data aged 65 years or older TNM stage I-II 2004 to 2018 were downloaded SEER database. Patients 2015 randomized into training group ( n = 16,457) validation 7,048). Data 2016 6,231) used external validation. Two...

10.3389/fpubh.2022.946299 article EN cc-by Frontiers in Public Health 2022-09-08

β-Ag2Se is a topologically nontrivial insulator. The magnetic properties of Co-doped Ag2Se nanoparticles with Co concentrations up to 40% were investigated. cusp zero-field-cooling magnetization curves and the low-temperature hysteresis loops observed. With increasing concentration Co2+ ions mainly substituting AgI sites in structure, resistivity, Curie temperature Tc, increased. At 10 T, sharp drop resistance near Tc was detected due dopants. ferromagnetic behavior might result from...

10.1063/1.4855535 article EN Applied Physics Letters 2014-01-03

Problem definition: We consider a multiportfolio optimization problem in which nonlinear market impact costs result strong dependency of one account’s performance on the trading activities other accounts. Methodology/results: develop novel target-oriented model that jointly optimizes rebalancing trades and split costs. The key advantages our proposed include consideration clients’ targets investment returns incorporation distributional uncertainty. former helps fund managers to circumvent...

10.1287/msom.2021.0363 article EN Manufacturing & Service Operations Management 2024-03-05

We consider a multi-portfolio optimization problem where nonlinear market impact costs result in strong dependency of one account's performance on the trading activities other accounts. develop novel target-oriented model that jointly optimizes rebalancing trades and split costs. The key advantages our proposed include consideration clients' targets investment returns incorporation distributional uncertainty. former helps fund manager circumvent difficulty identifying utility functions or...

10.2139/ssrn.3740629 article EN SSRN Electronic Journal 2020-01-01
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