Ran Liu

ORCID: 0000-0003-4147-8943
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About
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Research Areas
  • Analytical Chemistry and Chromatography
  • Advanced Nanomaterials in Catalysis
  • Advanced biosensing and bioanalysis techniques
  • Identification and Quantification in Food
  • Electrochemical sensors and biosensors
  • Antibiotics Pharmacokinetics and Efficacy
  • Nanocluster Synthesis and Applications
  • Occupational Health and Safety Research
  • Analytical Methods in Pharmaceuticals
  • Risk and Safety Analysis
  • Garlic and Onion Studies
  • Diet, Metabolism, and Disease
  • Advanced Radiotherapy Techniques
  • Food Safety and Hygiene
  • Metabolomics and Mass Spectrometry Studies
  • Genetically Modified Organisms Research
  • Biosensors and Analytical Detection
  • Traditional Chinese Medicine Analysis
  • Polyamine Metabolism and Applications
  • Microfluidic and Capillary Electrophoresis Applications
  • Analytical Chemistry and Sensors
  • Pesticide Residue Analysis and Safety
  • Medicinal Plant Pharmacodynamics Research
  • Multi-Criteria Decision Making
  • CRISPR and Genetic Engineering

Tongji University
2025

Tianjin Medical University
2018-2024

Shenzhen Polytechnic
2022-2024

AbbVie (United States)
2019-2024

Second Hospital of Tianjin Medical University
2024

University of South China
2018-2023

The First Hospital of Changsha
2023

Tianjin Fourth Central Hospital
2023

Inner Mongolia Electric Power (China)
2023

Shenyang Pharmaceutical University
2011-2022

Tryptophan and its derivatives perform a variety of biological functions; however, the role specific mechanism many tryptophan in intestinal inflammation remain largely unclear. Here, we identified that an Escherichia coli strain ( Ec- TMU) isolated from feces tinidazole-treated individuals, indole-3-lactic acid (ILA) supernatant, decreased susceptibility mice to dextran sulfate sodium–induced colitis. TMU ILA contribute relief colitis by inhibiting production epithelial CCL2/7, thereby...

10.1073/pnas.2309032120 article EN cc-by-nc-nd Proceedings of the National Academy of Sciences 2023-10-30

In recent decades, humans have faced greater challenges in reproduction. Assisted reproductive technology is the most prominent approach for addressing this problem. Current clinical screening methods simply consider motility or morphology of sperm. However, as spermatozoa need to navigate over a long distance female tract and survive natural processes therein, these are imperfect. Many approaches been undertaken study chemotaxis thermotaxis navigation behavior spermatozoa, but few involved...

10.1039/d0lc00845a article EN Lab on a Chip 2021-01-01

Life cycle assessment (LCA) is conducive to the change in wind power industry management model and beneficial green design of products. Nowadays, none LCA systems are for turbines concept Internet Things (IoT) quite a new idea. In this paper, four-layer platform based on IoT architecture designed discussed. data transmission layer, intelligent sensing can be achieved their status location monitored. effectively integrated with enterprise information through object name service (ONS)...

10.3390/s21041233 article EN cc-by Sensors 2021-02-09

10.1080/10807039.2025.2503261 article EN Human and Ecological Risk Assessment An International Journal 2025-05-12

A high‐performance liquid chromatography coupled with Q‐time of flight mass spectrometry (HPLC/Q‐TOF MS) method was developed and validated for the determination 1, 3‐diaminopropane, putrescine, cadaverine, spermidine spermine in human plasma. The plasma samples were first pretreated by 10% HClO 4 then derived benzoyl chloride 6‐diaminohexane as internal standard. polyamines separated on a C 18 column using gradient program. detection performed Q‐TOF MS positive ionization mode. Calibration...

10.1002/jms.3084 article EN Journal of Mass Spectrometry 2012-09-27

The loop-mediated isothermal amplification (LAMP) assay indicates a potential and valuable means for genetically modified organism (GMO) detection especially its rapidity, simplicity, low cost. We developed evaluated the specificity sensitivity of LAMP method rapid (GM) maize T25. A set six specific primers was successfully designed to recognize distinct sequences on target gene, including pair inner primers, outer loop primers. optimum reaction temperature time were verified be 65°C 45 min,...

10.1002/fsn3.68 article EN cc-by Food Science & Nutrition 2013-10-16

OCCUPATIONAL APPLICATIONSOccupational hazards and work-related accidents are a substantial problem in countries around the world. Therefore, it is of great importance to develop appropriate techniques assess reduce risk occupational hazards. In many situations, however, exact data inadequate model real-life scenarios, because complexity health safety (OHS) assessment problems. We present new OHS rank based on combination weighting uncertain linguistic information. Moreover, practical example...

10.1080/24725838.2021.1875519 article EN IISE Transactions on Occupational Ergonomics and Human Factors 2020-10-01

Purpose Research on the determinants of consumer behavior toward food with safety certifications in Vietnam remains little. The primary objective this study is to identify factors affecting Vietnamese intention purchase safely certified vegetables (safe vegetables) based an extended theory planned (TPB). Design/methodology/approach Using a sample 361 urban consumers Hanoi city stratified sampling technique, we applied structural equation modeling (SEM) test model. Findings results revealed...

10.1108/jadee-06-2021-0138 article EN Journal of Agribusiness in Developing and Emerging Economies 2021-11-01

The mucosal barrier is crucial for intestinal homeostasis, and goblet cells are essential maintaining the integrity. proviral integration site Moloney murine leukemia virus-1 (PIM1) kinase regulates multiple cellular functions, but its role in homeostasis during colitis unknown. Here, we demonstrate that PIM1 prominently elevated colonic epithelia of both ulcerative patients models, presence microbiota. Epithelial leads to decreased cells, thus impairing resistance colitis-associated...

10.1016/j.apsb.2024.04.017 article EN cc-by-nc-nd Acta Pharmaceutica Sinica B 2024-04-24

Background: Chemotherapy-induced myelosuppression (CIM) is a common adverse reaction with high incidence rate that seriously affects human health. Shengyu Decoction (SYD) often used to treat CIM. However, its pharmacodynamic basis and therapeutic mechanisms remain unclear. Purpose: This study aimed clarify the active components of SYD in Methods: LC-QTOF/MS was identify absorbable SYD. A series network pharmacology methods have been applied explore hub targets potential mechanisms. Molecular...

10.2147/dddt.s458953 article EN cc-by-nc Drug Design Development and Therapy 2024-06-01

Abstract Aims/Introduction Hyperuricemia ( HUA ) occurs because of decreased excretion uric acid, increased synthesis acid or a combination both mechanisms. The proportions these three types in type 2 diabetes patients are not known. In the mean time, we assume that different might manifest with renal damage, even normal filtration function. Materials and Methods We included 435 inpatients at Metabolic Disease Hospital Tianjin Medical University from 2015 to 2016. Based on clearance 90 were...

10.1111/jdi.12850 article EN cc-by-nc-nd Journal of Diabetes Investigation 2018-04-10

The present study examined the effect of diallyl disulfide (DADS) on invasion and migration ability HL-60 cells with a high expression parkinsonism associated deglycase (DJ-1) in nucleus (HHDN), its molecular mechanism. A western blot assay was used to measure effects DADS an Src inhibitor DJ-1 signal pathway HHDN. inhibitors HHDN detected using Transwell chamber experiments. experiments were divided into three groups: control group (HL-60 cells), empty vector (HHDN cells). Western assays...

10.3892/ol.2018.8139 article EN Oncology Letters 2018-03-01

The principle of sensitive detection glucose in human serum using Bro-AuNCs @MnO<sub>2</sub> nanocomposites as a fluorescent sensor.

10.1039/c9nj03135a article EN New Journal of Chemistry 2019-01-01

We report a method for determining dopamine in serum <italic>via</italic> colorimetric sensing. This new adopts bromelain-templated MnO<sub>2</sub> nanosheets that possess high oxidase activity. 3,3′,5,5′-Tetramethylbenzidine (TMB) can be directly oxidized by bromelain-MnO<sub>2</sub> to oxTMB products.

10.1039/d0nj05066k article EN New Journal of Chemistry 2020-11-21

Abstract Senecio scandens as a commonly used traditional Chinese medicine that is alone or in combination with other herbs preparations such QianBai BiYan tablets has attracted much attention because of its hepatotoxic pyrrolizidine alkaloids. Nowadays, most studies for alkaloids are only performed on preparation, however, production dynamic process, control toxic impurities raw materials, finished products cannot monitor the process dynamically. Thus, this study, qualitative and...

10.1002/jms.4532 article EN Journal of Mass Spectrometry 2020-04-21
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