Jianyun Sun

ORCID: 0000-0002-1547-1855
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About
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Research Areas
  • Air Quality and Health Impacts
  • Plant Stress Responses and Tolerance
  • Heavy metals in environment
  • Plant nutrient uptake and metabolism
  • Aluminum toxicity and tolerance in plants and animals
  • Geochemistry and Elemental Analysis
  • Plant-based Medicinal Research
  • Plant Micronutrient Interactions and Effects
  • Atmospheric chemistry and aerosols
  • Climate Change and Health Impacts
  • Plant Diversity and Evolution
  • Mycotoxins in Agriculture and Food
  • Per- and polyfluoroalkyl substances research
  • Mercury impact and mitigation studies
  • Air Quality Monitoring and Forecasting
  • Chromatography in Natural Products
  • Agricultural Productivity and Crop Improvement
  • Chromium effects and bioremediation
  • Pesticide Exposure and Toxicity
  • Hydrology and Drought Analysis
  • Herbal Medicine Research Studies
  • Big Data Technologies and Applications
  • Research Data Management Practices
  • Dye analysis and toxicity
  • Plant Growth Enhancement Techniques

Gansu Provincial Center for Disease Control and Prevention
2009-2025

Nanjing Agricultural University
2005-2024

Linyi People's Hospital
2023

Shanghai Jiao Tong University
2016

Sun Yat-sen University
2012

Jiangxi Science and Technology Normal University
2012

Instituto de Investigacións Mariñas
1986

Chromium (Cr) pollution has serious harm to crop growth, while little is known on the role of melatonin (MT) seed germination and physiology in Cr-stressed wheat. The effects soaking with MT reserve mobilization, osmotic regulation antioxidant capacity wheat seeds during under hexavalent chromium (100 μM) stress were investigated. results indicated that Cr toxicity decreased rate by 16% suppressed growth germinated compared unstressed seeds. concentration-dependent manner increased promoted...

10.1016/j.ecoenv.2021.112241 article EN cc-by-nc-nd Ecotoxicology and Environmental Safety 2021-05-14

This study aimed to estimate the dietary exposure towards mycotoxins of residents in Gansu province, China, from 2014-2020 through surveillance data on grains and grain products. Fumonisin B1 (FB1), Deoxynivalenol (DON), 3- 15-Acetyl-deoxynivalenol (3-ADON 15-ADON), Tentoxin (TEN), Tenuazonic acid (TeA) Zearalenone (ZEN) 863 products were detected by HPLC-MS UPLC-MS. DON was most mycotoxin all samples. For women, average 1.49 μg/kg bw/day, with 55.8% individuals eating dried noodles...

10.1080/19393210.2023.2300652 article EN Food Additives and Contaminants Part B 2024-01-18

Studying the response of photosynthesis to low nitrogen (N) and underlying physiological mechanism can provide a theoretical basis for breeding N-efficient cultivars optimizing N management. We conducted hydroponic experiments using two wheat (Triticum aestivum) cultivars, Zaoyangmai (low sensitive) Yangmai158 tolerant), with either 0.25 mM as (LN) treatment or 5 control. Under LN, decrease in net photosynthetic rate (Pn) was attributed reduction maximum Rubisco carboxylation rate, which...

10.1093/jxb/ery315 article EN Journal of Experimental Botany 2018-09-07

Gansu province will fulfill the carbon reduction target under national neutrality strategy. As a developing in China, have to trade off targets and economic development. This study adopts computable general equilibrium model simulate pathway estimate possible impacts on economy, output environment carbon-neutral target. Our results show emission peak around 2033 baseline scenario decline slowly after peak. While emissions 2023 neutral very fast from 154 million tons 40 ton 2060. The economy...

10.3389/fenvs.2022.1042344 article EN cc-by Frontiers in Environmental Science 2022-11-17

Background: While mounting evidence suggests a connection between environmental contaminants and sleep problems, it remains uncertain whether exposure to volatile organic compounds (VOCs) specifically is associated with such problems. Methods: Data from the National Health Nutrition Examination Survey program’s five survey cycles (2005–2006, 2011–2018) were used conduct cross-sectional research. on short duration (SSD) self-reported trouble sleeping collected questionnaire data. urine VOCs...

10.3390/toxics12030222 article EN cc-by Toxics 2024-03-18

Background The Siberian salamander (Ranodon sibiricus), distributed in geographically isolated areas of Central Asia, is an ideal alpine species for studies conservation and phylogeography. However, there are few data regarding the genetic diversity R. sibiricus populations. Methodology/Principal Findings We used two markers (mtDNA microsatellites) to survey all six populations China. Both revealed extreme uniformity among these There were only three haplotypes mtDNA, overall nucleotide...

10.1371/journal.pone.0033378 article EN cc-by PLoS ONE 2012-03-12

As a destructive and economic disaster in the world, drought shows an increasing trend under continuous global climate change adverse health effects have been reported. The interactive between air pollutants, which may also be harmful to respiratory systems, remain discussed. We built generalized additive model (GAM) distributed lag nonlinear (DLNM) estimate of pollutants on daily upper infections (URTI) outpatient visits among children 6 three cities Gansu province. Standardized...

10.3390/ijerph20031959 article EN International Journal of Environmental Research and Public Health 2023-01-20

Acute gastrointestinal illness (AGI) imposes considerable social and economic burden on low middle-income countries. This study aimed to estimate the occurrence, distribution, of self-reported AGI in Gansu Province northwest China, where growth rates have lagged far behind those other regions China systematic studies investigate are still lacking.Twelve-month, retrospective face-to-face surveys were conducted three sentinel sites between June 2012 May 2013. Respondents asked if they had...

10.1186/1471-2458-14-787 article EN cc-by BMC Public Health 2014-08-03

4-Amino-7-(5'-deoxy-β-D-xylofuranosyl)-5-iodo-pyrrolo[2,3-d]pyrimidine 1, an unusual naturally occurring marine nucleoside isolated from ascidan, Diplosoma sp., was synthesized D-xylose in seven steps with 28% overall yield on 10 g scale. The key step Vorbrüggen glycosylation of 5-iodo-pyrrolo[2,3-d]pyrimidine 5-deoxy-1,2-O-diacetyl-3-O-benzoyl-D-xylofuranose. Its absolute configuration confirmed.

10.3390/md10040881 article EN cc-by Marine Drugs 2012-04-10

The elasticity of cloud computing is able to help Cloud Application Providers (CAPs) adjust the number rented virtual machines (VMs) for applications according actual varying demands while enforcing SLAs. In this paper, we design a framework called AERS (Autonomic and Elastic Resource Scheduling Framework). makes full use profits both proactive controllers reactive in field dynamic resource provision. It can not only available VMs with fluctuation workloads but also react fast when break...

10.1109/scc.2016.16 article EN 2016-06-01

OBJECTIVE To detect the concentrations of ten metals and metalloid elements in atmospheric PM_(2. 5) Chengguan district Xigu Lanzhou City from 2015 to 2018, analyze pollutant concentration its change trend. METHODS From 662 samples were collected City. The 10 kinds such as lead(Pb), arsenic(As), mercury(Hg), cadmium(Cd), chromium(Cr), antimony(Sb), manganese(Mn), nickel(Ni), selenium(Se), beryllium(Be) detected, trends different monitoring points, years, seasons months analyzed. RESULTS...

10.19813/j.cnki.weishengyanjiu.2021.01.014 article EN Journal of hygiene research 2021-01-01

A new norditerpenoid alkaloid delphidenine was isolated from the EtOH extract of whole plants Delphinium densiflorum. Its structure established by extensive application spectroscopic methods, including IR, HR-ESI-MS, 1D and 2D NMR spectroscopy.

10.3184/030823409x439681 article EN Journal of Chemical Research 2009-05-01
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