This study was conducted to investigate the pesticide residue concentrations and assess potential human health risks from fruit and vegetable consumption in Incheon. A total of 1,146 samples of 20 different types of fruits and vegetables were collected from the Incheon area in 2020. The pesticide residues were analyzed by the multi-residue method of the Korean Food Code for 400 different pesticides. Among the fruit and vegetable samples, 1,055 samples (92.1%) were free from detectable residues, while 91 samples (7.9%) contained residues and 11 samples (1.0%) had residues exceeding the Korean maximum residue limit. A total of 32 different pesticide residues were found and 8 residues exceeded MRLs. The most frequently detected pesticide residues were chlorfenapyr, procymidone, etofenprox, pendimethalin, fluopyram and azoxystrobin. The highest values of short term and long term exposure were obtained in the case of consumption of lettuce(leaves) with chlorfenpyr. For chronic dietary exposure, the cumulative hazard index (cHI) were below 100%. The results of this study showed that the detected pesticides were not exposed to potential health risks through the consumption of fruits and vegetables.
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http://dx.doi.org/10.1038/s41598-022-13576-5 | DOI Listing |
Luminescence
January 2025
College of Environmental Science and Engineering, Guilin University of Technology, Guilin, China.
It is of great significance to develop sensors for trace pesticide residues detection in food. Herein, an electrochemiluminescence (ECL) sensor with high sensitivity for the detection of methyl parathion (MP) was constructed by combining of the acetylcholinesterase (AChE) enzyme-inhibited reaction with tris-2,2'-bipyridyl ruthenium Ru(bpy) -triethylamine (TEA) system for the first time. A new ECL probe of MIL-100 loaded with Ru(bpy) (Ru-MIL-100) was synthesized, and then Ru-MIL-100 and AChE were immobilized on the electrode with Nafion.
View Article and Find Full Text PDFEnviron Health Insights
January 2025
Department of Environment and Climate Change, Ethiopian Civil Service University, Addis Ababa, Ethiopia.
Background: The decline in wheat output in Ethiopia is widely attributed to pests, which has led to a rise in the usage of pesticides to boost productivity. The degree of pesticides sorption and degradation which influence the likelihood of environmental contamination from pesticides seeping into water bodies from soil has not yet been published for Ethiopian soils. The study aimed at to quantify the levels of pesticide residues, assess glyphosate's adsorption capabilities and degradation rate in the soils.
View Article and Find Full Text PDFFood Chem X
January 2025
State Key Laboratory of Resource Insects, Institute of Apiculture Research, Chinese Academy of Agricultural Sciences, Beijing 100093, China.
Beeswax, an FDA-approved component, has been extensively applied in feed, pharmaceutical, and food industries. The occurrence of neonicotinoid pesticides in beehive systems and their residues in beeswax have caused safety risks. Therefore, establishing a detection method for neonicotinoid pesticide residues in beeswax is crucial for ensuring its quality.
View Article and Find Full Text PDFSpectrochim Acta A Mol Biomol Spectrosc
December 2024
Department of Food Science, University of Massachusetts, Amherst, MA 01003, USA; Department of Chemistry, University of Massachusetts, Amherst, MA 01003, USA. Electronic address:
Understanding the penetration behaviour of pesticide active ingredient (AI) in the presence of adjuvants is important in managing application efficacy and minimizing residues. This study investigates the impact of non-ionic surfactant alkylphenol ethoxylates (APEOs) on the penetration of two pesticides, systemic thiabendazole and non-systemic phosmet, in apple and spinach. Surface-enhanced Raman Spectroscopy (SERS) was employed using two different detection methods, namely XZ depth mapping and XY area mapping, in conjunction with liquid Chromatography with tandem mass spectrometry (LC-MS/MS) to investigate the penetration of various pesticide formulations over time.
View Article and Find Full Text PDFSpectrochim Acta A Mol Biomol Spectrosc
December 2024
School of Chemistry and Chemical Engineering, Shaanxi Key Laboratory of Chemical Reaction Engineering, Laboratory of New Energy & New Function Materials, Yanan University, Yan'an 716000, China.
Elemental analysis, infrared spectroscopy, and X-ray single crystal diffraction indicated that a novel metal-organic framework (Tb-MOF) designated as 0.5n[Hbpy]·[Tb(dpa)(HO)]·4nHO was synthesized successfully, (where Hdpa = 5-(3, 4-dicarboxy- phenoxy) isophenic acid, bpy = protonated 4,4'-bipyridine). Tb-MOF adopts a 3D network structure based on Tb ions and the (dpa) ligand through µ: η, η, η, η binding modes.
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