Jie Guan

ORCID: 0009-0005-7215-2737
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About
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Research Areas
  • Remote Sensing in Agriculture
  • Urban Heat Island Mitigation
  • Wind and Air Flow Studies
  • Remote Sensing and Land Use
  • Wheat and Barley Genetics and Pathology
  • Wastewater Treatment and Nitrogen Removal
  • Sulfur-Based Synthesis Techniques
  • Leaf Properties and Growth Measurement
  • Axial and Atropisomeric Chirality Synthesis
  • Microplastics and Plastic Pollution
  • Toxoplasma gondii Research Studies
  • Anaerobic Digestion and Biogas Production
  • Reproductive tract infections research
  • Noise Effects and Management
  • Innovative Teaching Methods
  • Advanced Synthetic Organic Chemistry
  • Membrane Separation Technologies
  • Light effects on plants
  • Remote Sensing and LiDAR Applications
  • Melamine detection and toxicity
  • Plant Pathogens and Fungal Diseases
  • Phosphorus and nutrient management
  • Solar-Powered Water Purification Methods
  • Food Waste Reduction and Sustainability
  • Gastric Cancer Management and Outcomes

Shanghai Polytechnic University
2015-2023

Affiliated Hospital of Qingdao University
2023

Qingdao University
2023

Central South University
2017-2020

Shandong First Medical University
2015-2020

Shandong Academy of Sciences
2020

Shandong Tumor Hospital
2015-2020

Qiqihar Medical University
2018

Shandong University
2017

Central China Normal University
2014

Chlamydiae are very important pathogens which could cause several types of diseases in human, but little is known about its pathogenic mechanism. In order to elucidate host inflammatory response and the signal pathway induced by Chlamydial lipoproteins, predicted lipoproteins Chlamydia trachomatis were tested for their ability induce release proinflammatory cytokines mouse macrophages or human TLR (Toll-Like Receptor) expressing cell lines. The results showed that recombinant proteins D381,...

10.3389/fmicb.2017.00078 article EN cc-by Frontiers in Microbiology 2017-01-26

Experiments were conducted from 1997 to 2000 in Ames and Nashua, IA, quantify the effects of incident radiation, sun angle, leaf wetness, sensor height on quality quantity sunlight reflected alfalfa canopies using a hand-held, multispectral radiometer. Incident radiation had negligible percentage visible wavelength bands (460 710 nm) significant negative near-infrared (760 810 nm). Percentage reflectance values (810 decreased between 0.20 0.32% for each 100 watts m -2 increase radiation. all...

10.1094/pdis.2001.85.8.865 article EN Plant Disease 2001-08-01

Eighteen polycyclic aromatic hydrocarbons (PAHs) and crude proteins were recovered by the disintegration of excess sludge (ES) through enzyme hydrolyzed process (EHP), acid (AHP) base (BHP) followed isoelectric precipitation, centrifugation freeze-drying. The BHP was observed to have highest total concentrations PAHs in as compared AHP EHP, following: EHP (213.7 ng/g) < (451.9 (860.1 ng/g). carcinogenic (∑PAHscare) found be 34.6, 65.2, 127.0 ng/g for BHP, respectively. concentration metals...

10.1021/acssuschemeng.5b00346 article EN ACS Sustainable Chemistry & Engineering 2015-07-08

The precision of visual and remote-sensing assessment methods for the alfalfa foliar pathosystems was studied. Precision defined as intrarater repeatability interrater reliability a disease-assessment method. Visual disease assessments were performed on 10 stems per plot by four raters incidence, severity, percent defoliation. Remote-sensing also same raters, using hand-held, multispectral radiometer to measure percentage sunlight reflected from canopies. F statistics, intercepts, slopes,...

10.1080/07060660309507062 article EN Canadian Journal of Plant Pathology 2003-06-01

Remote sensing may provide a more precise method to estimate the impacts of foliar pathogens on alfalfa (Medicago sativa L.) yield, green leaf area index (GLAI), and leaf-to-stem ratio compared with traditional visual estimation methods such as percentage defoliation. To test this hypothesis, field experiments were conducted at Ames, IA (Nicollet loam soil), Nashua, IA, in Readlyn soil 1998 1999. quantify compare relationships between defoliation, dry weight, reflectance, ratio, GLAI...

10.2135/cropsci2002.1264 article EN Crop Science 2002-07-01

Astragaloside IV is a biologically active substance derived from the traditional Chinese medicine Astragalus mambranaceus Bunge, and has antioxidant, anti-inflammatory, anti-apoptotic properties. In this study, we aimed to investigate effects of astragaloside on Klebsiella pneumonia rats underlying mechanisms. pneumoniae (K. pneumoniae) were treated with different dosages (5, 10, 20 mg/kg) by intragastric administration. The levels pro-inflammatory cytokines interleukin (IL)-6, IL-1β, tumor...

10.1590/1414-431x2023e12203 article EN cc-by Brazilian Journal of Medical and Biological Research 2023-01-01

Field experiments were conducted to compare alfalfa yield models based on visual disease intensity and remote sensing assessments. A broad range of foliar levels in was achieved by applying either one or two sprays five different fungicides at Ames Nashua, Iowa, United States. Disease incidence, severity, percent defoliation, the percentage sunlight (λ = 810 nm) reflected from canopies assessed weekly for a total 16 growth cycles. Single-point upon each assessment method constructed compared...

10.1080/07060660409507149 article EN Canadian Journal of Plant Pathology 2004-09-01

Antibiotic addition and chlorination are two common processes in fishery culture. residues not only pollute aquaculture water, but also one of the potential precursors disinfection by-products (DBPs) during chlorination. The degradation kinetics, products identification reaction mechanism sulfacetamide (SFA), a new sulfonamides antibiotics, formation haloacetic acids (HAAs) were explored. results showed that SFA followed pseudo first-order kinetic model, chlorinating agent dose, pH water...

10.1039/d1ra01605a article EN cc-by-nc RSC Advances 2021-01-01

This study explored the effects of worm predation on changes in waste activated sludge properties. Results showed that rate by which reduced mixed liquor volatile suspended solids (MLVSS) was approximately 23.7% ± 3.1%. Particle size distribution and extracellular polymeric substance (EPS) analyses indicated reduction fine particles EPS content predated worms mainly increased dewaterability ratio MLVSS/mixed solids. Moreover, both mean particle protein/carbohydrate increased. The results...

10.2175/106143016x14504669768336 article EN Water Environment Research 2016-04-27

Toxoplasma gondii (T. gondii) is an obligate intracellular apicomplexan protozoan that can parasitize most warm-blooded animal and cause severe diseases in immunocompromised individuals or fetal abnormalities pregnant woman. The treatment of toxoplamosis has been limited by effective drugs. Our previous work indicated the novel gene wx2 T. may serve as a candidate vaccinating antigen. Herein, to further investigate molecular functions highly virulent (RH strain), deletion mutant RH strain...

10.3389/fmicb.2020.00399 article EN cc-by Frontiers in Microbiology 2020-04-07

Abstract Conversion of carboxylic esters directly into amide alcohols is facilitated by use base. Combined with a nonacidic cyclization the intermediate alcohol this method allows formation oxazolines under conditions from esters.

10.1080/00397919308013297 article EN Synthetic Communications 1993-04-01

This project seeks to assess plant productivity and health in time space by measuring spectral reflectance from soybean canopies using remote sensing images that do not require ground assessment. Aerial measurements a multi-spectral radiometer were obtained simultaneously field located Story County, Iowa. The has eight wavelength bands, ranging 460-nm 810-nm was used as reference for the data analysis. altitudes 152 427 meters during summer 2000. analyzed Matlab, ArcView Imagine....

10.1117/12.455133 article EN Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE 2002-02-11

The role of radiaotion therapy in resectable gastric cancer patients without distant metastases remains controversial. This retrospective analysis was performed to identify whether might benefit from radiation.The results the Kaplan-Meier and log-rank test showed that a total 3309 had MST 29.0 months, 1-year survival rate 74.7%, 3-year 45.5%. Among them, "RPS" group "RAS" were significantly longer compared with "No Radiation" (32.7vs 32.9 vs 25.3 P < 0.05). rates 83.7%, 83.5% 65.6% for...

10.18632/oncotarget.22574 article EN Oncotarget 2017-11-03

Abstract A facile metal‐catalyst‐free protocol allows the synthesis of cyano‐, sulfonyl‐, and phosphoryl‐substituted naphthalene derivatives.

10.1002/chin.201430115 article EN ChemInform 2014-07-10

In this paper, the critical flux was applied to represent tendency of membrane fouling. The response surface model used study different factors, such as sludge concentration, space between membranes and aeration rate, affecting fouling upper lower layer module. It found that is fitting significant, moreover, rate has a significant impact on Meanwhile, it also observed both module sharply decreased with increase concentration. However, variation detected due change when under concentrations....

10.4028/www.scientific.net/amm.768.467 article EN Applied Mechanics and Materials 2015-06-01

The flipped class model is student-centered, which turns the traditional teaching first-learning behind into learning first-teaching behind. can improve students' autonomous ability and other abilities. This article introduces application of in course medical immunology, including content selection, building QQ group plat-form, production release independent resources, enactment task order requirements, design implementation classroom activities so on. review reflection formative assessment...

10.3760/cma.j.issn.2095-1485.2018.07.002 article EN Zhonghua yixue jiaoyu tansuo zazhi 2018-07-20

Abstract Study purpose: Previously, we had a pilot study to evaluate the feasibility of stool DNA test methylated Syndycan-2 (SDC2) for colorectal cancer (CRC) detection. The purpose this continuing investigation was assess performance in multicenter hospital-based setting. Methods: Each participant required undergo both and reference colonoscopy. assesses methylation status single target SDC2 gene. Results real-time methylation-specific PCR were dichotomized as positive negative by...

10.1158/1538-7445.am2020-4611 article EN Cancer Research 2020-08-15
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