Deep eutectic solvent-based supramolecular solvent for dispersive liquid-liquid microextraction of aflatoxin B1 from safflower oil seeds prior to HPLC [0.03%]
基于深共熔溶剂的超分子分散液-液微萃取法用于高效液相色谱测定红花籽中的黄曲霉毒素B1
Mahsa Joudi,Aysa Abbasalizadeh,Mohammad Reza Afshar Mogaddam et al.
Mahsa Joudi et al.
Many foods and feeds may be contaminated with toxic mycotoxins such as aflatoxin B1 (AFB1). Aflatoxin toxicity can lead to diverse harmful effects such as cancer, liver toxicity, and birth defects. Consequently, it is essential to establish...
Optimized BN-CQD fluorescence quenching method for rivaroxaban determination in pharmaceutical and biological samples: mechanistic insights, validation, and greenness assessment [0.03%]
用于药物和生物样品中利伐沙班测定的优化BN-CQD荧光淬灭法：机制、验证及绿色度评估
Reem M Alnemari,Rami M Alzhrani,Maram H Abduljabbar et al.
Reem M Alnemari et al.
A novel, sensitive, and selective fluorescence-based method for the determination of rivaroxaban, a critical anticoagulant drug, using boron and nitrogen co-doped carbon quantum dots (BN-CQDs) as a "turn-off" fluorescence probe was develope...
On-site determination of total phosphorus in natural waters using a novel peroxymonosulfate-based mild digestion method without high temperature or pressure [0.03%]
一种新型过一硫酸盐基温和消解法在现场测定天然水体中总磷无需高温高压
Yangyang Cai,Heng Li,Zuming Zhang et al.
Yangyang Cai et al.
Total phosphorus is a key indicator of eutrophication, but conventional total phosphorus methods face challenges such as complex operational procedures, bulky instrumentation, and safety risks, limiting on-site rapid analysis. In this study...
Ultrafast point-of-care colorimetric detection of dengue using gold nanoparticles capped with β-cyclodextrin modified NS1 antibody [0.03%]
一种使用金纳米颗粒的超快速登革病毒NS1抗原POCT试纸条检测方法
Akhmad Irfan Alfiyan,Agustina Sus Andreani,Tien Setyaningtyas et al.
Akhmad Irfan Alfiyan et al.
Herein, an ultrafast point-of-care detection of dengue using gold nanoparticles (AuNPs) modified with a Non-structural protein 1 (NS1) antibody was developed to reduce the death rate it causes. The process starts with synthesizing AuNPs usi...
AFM-based nano detection of the effects of umbilical cord mesenchymal stem cells on hepatoma cells [0.03%]
基于原子力显微镜的脐带间充质干细胞对肝癌细胞影响的纳米检测
Jinhong Fu,Jianjun Dong,Qiuyang Deng et al.
Jinhong Fu et al.
Human umbilical cord mesenchymal stem cells (UCSCs) have garnered attention in cancer therapy due to their easy accessibility, robust proliferation and multifunctionality; however, their pro-/anti-tumorigenic effects remain debated. This st...
A fluorescence sensor array for biothiol detection and disease identification based on a CoOOH nanoflake triggered dual-color fluorescence system [0.03%]
一种基于CoOOH纳米薄片触发的双色荧光系统的生物硫醇检测和疾病识别的荧光传感器阵列
Yu-Lan Zhang,Cheng-Xiao Deng,Jian-Mei Zou et al.
Yu-Lan Zhang et al.
Biothiol analysis holds critical importance in disease diagnosis, but the highly similar structures of biothiols pose a major obstacle to their practical detection. Herein, a straightforward yet efficient CoOOH nanoflake (CoOOH NF)-triggere...
A simple, sensitive, and green method for the determination of 5-fluorouracil exploiting luminol electrochemiluminescence [0.03%]
一种简单灵敏的测定5-氟尿嘧啶的发光电化学方法
Barbara Rodrigues Demétrio,Dênio Emanuel Pires Souto,Saimon Moraes Silva et al.
Barbara Rodrigues Demétrio et al.
This study presents a simple, sensitive, and environmentally friendly analytical method based on luminol electrochemiluminescence (ECL) for the quantification of 5-fluorouracil. The approach relies on the suppression of the luminol/hydrogen...
Conditional regulation of HCR for rapid visualization of endogenous miR-21 in cancer cells [0.03%]
条件性调节HCR快速可视化癌细胞内源miR-21
Chunyu Yan,Juan Du,Yan Zhang et al.
Chunyu Yan et al.
MicroRNA-21 (miR-21) is a significant tumor marker for early cancer screening. Hybridization chain reaction (HCR) as an enzyme-free signal amplification method has been used for intracellular miR-21 detection in living cells, but it is limi...
Colorimetric determination using digital image processing of sensor based on polymer-stabilized silver nanoparticles: monitoring of glucose in saliva [0.03%]
基于聚合物稳定银纳米粒子传感器的色度测定法：唾液中葡萄糖的监测
Nadezhda Saranchina,Darya Kuznetsova,Sofia Bragina et al.
Nadezhda Saranchina et al.
We propose transparent colorimetric sensor systems based on silver nanoparticles embedded within a polymethacrylate matrix for the determination of glucose and other substances capable of entering into redox reactions. We chose to use stabi...
A study of the effect of soil type variability on the quantitative analysis of heavy metals by XRF [0.03%]
土壤类型变化对X射线荧光法分析重金属含量影响的研究
Ying Wang,Tingting Gan,Nanjing Zhao et al.
Ying Wang et al.
To clarify the impact of soil type variability on the quantitative analysis of heavy metals using X-ray fluorescence (XRF), the feasibility of establishing XRF quantitative analysis curves based on 15 different soil types was investigated. ...