Results 1 to 10 of about 5,501,792 (312)

Determination of aminophylline residues in edible tissues of pig by high performance liquid chromatography tandem mass spectrometry

Shipin yu jixie, 2023
Objective: A method for the determination of aminophylline residues in edible tissues （muscle, liver and kidney） of pigs by solid-phase extraction combined with high performance liquid chromatography-tandem mass spectrometry was established.
ZHANG Li-fang, XIAO Jin, LING Ning, ZHENG Xu-jian, LI Ming-yang, ZHOU Xin   +5 more
doaj   +1 more source

High-Throughput Sequencing Reveals Bacterial Diversity in Raw Milk Production Environment and Production Chain in Tangshan City of China

Food Science of Animal Resources, 2021
Raw milk is a nature media of microbiota that access milk from various sources, which constitutes a challenge in dairy production. This study characterizes the relationship between the raw milk quality and the bacteria diversity at different sampling ...
Huihui Cao, Yanhua Yan, Lei Wang, Lixue Dong, Xueliang Pang, Sining Tang, Aijun Li, Aili Xiang, Litian Zhang, Baiqin Zheng   +9 more
doaj   +1 more source

Determination of Sex Hormone Residues in Shrimp by EMR Solid Phase Extraction-Ultra Performance Liquid Chromatography-Tandem Mass Spectrometry

Shipin gongye ke-ji, 2022
A method for the determination of 15 sex hormones in shrimp meat by EMR solid phase extraction combined with ultra performance liquid chromatography-tandem mass spectrometry was established.
Lina XIN, Dongshu MO, Dingzhi JIANG, Jian ZENG, Feiyan LIANG, Chuxi MENG   +5 more
doaj   +1 more source

DNA isolation in processed chicken meat products (nugget) using modified DNeasy Mericon Food kit (Qiagen)

Ho Chi Minh City Open University Journal of Science - Engineering and Technology, 2022
DNA isolation is one of the important steps in conducting PCR-based or real-time PCR-based molecular analysis. This study aims to test the quality of DNA isolation extracted from samples of processed food products from chicken meat (chicken nuggets). The
Alfi Sophian, Utaminingsih Sri, Utami Dyah Sofia   +2 more
doaj   +1 more source

Determination of 27 antiparasitic drug residues in Penaeus vannamei by liquid chromatography-tandem mass spectrometry simultaneously

Shipin yu jixie, 2023
Objective: An ultra-high performance liquid chromatography-tandem mass spectrometry method was established for the simultaneous determination of 27 antiparasitic drug residues in Litopenaeus vannamei.
ZHANG Lifang, MA Ruixin, ZHENG Baiqin, SONG Wang, ZHOU Xin   +4 more
doaj   +1 more source

Real-time PCR application in confirmation test of Salmonella Typhimurium on instant noodle

Ho Chi Minh City Open University Journal of Science - Engineering and Technology, 2023
Real-Time PCR is a molecular biology testing instrument used for various types of food product testing applications to monitor the quality of a product.
Alfi Sophian, Sri Utaminingsih, Tirta Setya Bhakti, Dewi Rahmawati   +3 more
doaj   +1 more source

Multi-enzyme isothermal rapid amplification assay for the detection of Escherichia coli O157∶H7

Shanghai yufang yixue, 2022
ObjectiveA rapid enrichment and detection method for Escherichia coli O157∶H7 was developed by using multienzyme isothermal rapid amplification （MIRA） fluorescence method combined with metal organic frameworks immunomagnetic beads.MethodsUsing rfbE gene ...
WANG Shujuan, FAN Yiling, FENG Zhen, JIANG Bo, SONG Minghui, LI Qiongqiong, LIU Hao, QIN Feng, YANG Meicheng   +8 more
doaj   +1 more source

Establishment and analysis of microbial limit test methods for commonly used pediatric drugs

Shanghai yufang yixue, 2022
ObjectiveTo establish microbial limit test methods for 44 pediatric drugs.MethodsAccording to the general guidelines in Chinese Pharmacopoeia （2015 and 2020 edition， volume Ⅳ），a suitability test of the methods for 44 drugs was carried out by pour-plate ...
YANG Yan, LI Fang, QIN Feng, LIU Hao, YANG Meicheng   +4 more
doaj   +1 more source

Analysis of contaminated microorganisms in commercial honey

Shanghai yufang yixue, 2022
ObjectiveTo investigate the microbial contamination in 54 batches of commercial honey.MethodsAerobic plate colony counts for bacteria and colonies of mould and osmophilic yeasts in honey were determined according to the National Food Safety Standard. The
JIANG Bo, LI Qiongqiong, ZHANG Zhihua, DAI Jiali, QIN Feng, YANG Meicheng   +5 more
doaj   +1 more source

Through-container quantitative analysis of hand sanitizers using spatially offset Raman spectroscopy

Communications Chemistry, 2021
By combining spatially-offset Raman spectroscopy (SORS) with chemometrics, the authors demonstrate rapid, through-container analysis of commercial hand sanitizers.
Nirzari Gupta, Jason D. Rodriguez, Huzeyfe Yilmaz   +2 more
doaj   +1 more source