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Arrangements begin for launch of seaplane services on November 9: VMC Commissioner

By www.thehindu.com
Published On :: Tue, 05 Nov 2024 19:47:45 +0530

Ten-seater seaplane to run from Prakasam Barrage in Vijayawada to Srisailam in Nandyal district during the trial run


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Two-day 6th National Women’s Conference in Vijayawada from November 22

By www.thehindu.com
Published On :: Tue, 05 Nov 2024 22:00:21 +0530

Objective of the meet is to explain to women their legal right to work in a safe environment; more than 200 delegates working in various public sector organisations to attend


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Kondamodu-Perecherla National Highway project in A.P. gets Centre’s nod

By www.thehindu.com
Published On :: Wed, 06 Nov 2024 10:40:04 +0530

The Union Ministry has approved the bid submitted by RRS Infra, amounting to ₹506.88 crore.


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Nellore police arrests auto-driver accused in minor girl rape case

By www.thehindu.com
Published On :: Thu, 07 Nov 2024 06:54:10 +0530


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Left parties to protest against power tariff on November 19

By www.thehindu.com
Published On :: Fri, 08 Nov 2024 20:33:18 +0530

State government burdening the people by steeply increasing electricity charges in the name of true-up charges, adjustments and others, say leaders


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VVIT Balotsav to be held from November 15 to 17

By www.thehindu.com
Published On :: Fri, 08 Nov 2024 21:06:59 +0530


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A.P. universities undertake novel initiative to introduce students to natural farming

By www.thehindu.com
Published On :: Fri, 08 Nov 2024 22:52:40 +0530

Sri Venkateswara University and Sri Padmavati Mahila Viswa Vidyalayam establish organic vegetable gardens at their respective premises, where vegetables like brinjal, chilli, tomato and lady’s finger, roots like carrot, beetroot, and radish are planted


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Minor girl sold away by traffickers on pretext of marriage in A.P., ICDS officials rescue girl

By www.thehindu.com
Published On :: Sat, 09 Nov 2024 16:26:07 +0530

The semi-orphan girl was sold away to a person who was willing to marry her, WDCW officials said


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Games, gambling, and probability [electronic resource] : an introduction to mathematics / David G. Taylor, Roanoke College, Salem, VA

By darius.uleth.ca
Published On ::

Boca Raton : Chapman & Hall/CRC Press, 2021


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CoO/Co-graphene quantum dots as an oxidative mimetic nanozyme for the colorimetric detection of L-cysteine

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2044-2050
DOI: 10.1039/D4AY00086B, Paper
Dan Xu, Qingbo Tu, Xin San, Anhong Zhu, Xinru Li
The preparation of CoO/Co-graphene quantum dots nanozymes with high oxidase-like activity.
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A novel in situ method for linear alkylbenzene sulfonate quantification in environmental samples using a digital image-based method

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2009-2018
DOI: 10.1039/D4AY00073K, Paper
Helayne S. de Sousa, Roxanny Arruda-Santos, Eliete Zanardi-Lamardo, Willian T. Suarez, Josiane L. de Oliveira, Renata A. Farias, Vagner Bezerra dos Santos
Surfactants spilled in water resulting in the contamination of aquatic environments being in situ monitored using a smartphone.
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A portable fluorescence detection device based on a smartphone employing carbon nanodots for Mn2+ sensing

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2101-2110
DOI: 10.1039/D4AY00027G, Paper
Pijika Mool-am-kha, Samuch Phetduang, Kessarin Ngamdee, Chayada Surawanitkun, Xiang-Kui Ren, Wittaya Ngeontae
A low-cost, portable, and low-energy consumption fluorescence reader-based smartphone device employing carbon nanodots for detection of Mn2+.
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An electrochemiluminescence microsensor based on DNA-silver nanoclusters amplification for detecting cellular adenosine triphosphate

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2019-2024
DOI: 10.1039/D4AY00212A, Paper
GuanQi Wu, Jian Chen, JinXin Dou, XiangWei He, Hai-Fang Li, Jin-Ming Lin
An ECL microsensor integrating RCA magnification and in situ DNA-templated AgNC generation for sensitive detection of cellular ATP.
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High performance and recyclable Ag/ZnO/PM substrate for the detection of organic pollutants

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2051-2062
DOI: 10.1039/D4AY00103F, Paper
Yixin Shao, Hongxin Cai, Lingling Yan, Hang Yu, Qiang Hu, Liang Chen, Haitao Zong, Xiufang Hou
A sensitive and recyclable substrate was fabricated through in situ reduction of silver nanoparticles on zinc oxide nanorods.
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A novel multifunctional SERS microfluidic sensor based on ZnO/Ag nanoflower arrays for label-free ultrasensitive detection of bacteria

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2085-2092
DOI: 10.1039/D4AY00018H, Paper
Yue Liu, Guanwen Su, Wei Wang, Hongyuan Wei, Leping Dang
Design and working principle of bacterial capture and identification using a ZnO/Ag microfluidic SERS sensor array.
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A novel isophorone-based fluorescent probe for recognizing Al3+ and its bioimaging in plants

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2120-2126
DOI: 10.1039/D4AY00023D, Paper
Yanna Zhao, Yuqi Wang, Yingying Zhang, Xiaowei Bai, Wentong Hou, Yuqing Huang
Aluminium ions (Al3+) are widely present in industries and daily life and are closely related to human health and environmental protection.
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Construction of a three-mode sensor based on gold nanoparticles and carbon quantum dots as probes for the detection of thiosemicarbazone

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2127-2134
DOI: 10.1039/D4AY00256C, Paper
Zhili Liu, Xiaojun Wang, Jing Li, Wenfeng Zhou, Haixiang Gao, Runhua Lu
A three-mode sensor for thiocarbazone (TSC) was constructed based on gold nanoparticles and carbon quantum dots (CQDs). (A) Synthesis process of CQDs using ginkgo leaves. (B) Colorimetric and chrominance TSC detection. (C) Fluorescence detection of TSC.
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Nanocubic cobalt-containing Prussian blue analogue-derived carbon-coated CoFe alloy nanoparticles for noninvasive uric acid sensing

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00121D, Paper
Yunting Qin, Dan Xiao, Xilan Gao, Xicui Zhang, Yanxue Xu
This work describes an electrochemical sensor for the fast noninvasive detection of uric acid (UA) in saliva.
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Aptamer aided plasmonic nano-urchin for reporter free surface-enhanced Raman spectroscopy analysis of cortisol

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00401A, Paper
Chengyu Li, Jing Hu, Nan Hu, Jianjun Zhao, Qianwen Li, Yanhui Han, Yanxiong Liu, Xufang Hu, Liyan Zheng, Qiu-E Cao
Cortisol is a vital glucocorticoid hormone reflecting stress levels and related disease processes. We present an aptamer functionalized plasmonic nano-urchin (α-FeOOH@Au-aptamer) aided cortisol capturing and Surface-enhanced Raman spectroscopy (SERS) analysis...
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One-step electrodeposited hybrid nanofilms in amperometric biosensor development

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00290C, Tutorial Review
Yuliya E. Silina
This review summarizes developments in amperometric biosensors with electrodeposited sensing films. It was shown how the analytical merit of one-step designed biosensors can be controlled by the change of chemical factors within the same engineering platform.
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Correction: An impedimetric sensor based on molecularly imprinted nanoparticles for the determination of trypsin in artificial matrices – towards point-of-care diagnostics

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY90029D, Correction
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Sabrina Di Masi, Marco Costa, Francesco Canfarotta, Antonio Guerreiro, Alicia Hartley, Sergey A. Piletsky, Cosimino Malitesta
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Dual-mode detection of 2,6-pyridinedicarboxylic acid based on the enhanced peroxidase-like activity and fluorescence property of novel Eu-MOFs

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00331D, Paper
Jintao Yi, Xianqin Han, Jiahao Jian, Yayan Lai, Jun Lu, Lei Peng, Zhongkai Liu, Jun Xue, Hui Zhou, Xun Li
The dual-mode fluorescence and colorimetric detection of 2,6-pyridinedicarboxylic acid (DPA) based on the enhanced peroxidase-like activity and fluorescence property of a novel MOF.
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Near-infrared responsive gold nanorods for highly sensitive colorimetric and photothermal lateral flow immuno-detection of SARS-CoV-2

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00347K, Paper
Xiaohui Liu, Jingwen Li, Kun Wang, Xiang Li, Shenming Wang, Gengchen Guo, Qiaowen Zheng, Maosheng Zhang, Jingbin Zeng
We developed a colorimetric and photothermal dual-mode LFIA platform for sensitive and selective SARS-CoV-2 N protein detection based on gold nanorods.
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A Multimode Biosensor Based on Prussian Blue Nanoparticle Loaded with Gold Nanoclusters for the Detection of Aflatoxin B1

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D3AY02330C, Paper
zhaodi Fu, juan Huang, Wei Wei, zhihui Wu, Xingbo Shi
Herein, a novel fluorescent/colorimetric/photothermal biosensor is proposed for aflatoxin B1 (AFB1) detection in food based on Prussian blue nanoparticles (PBNPs) (~50 nm), gold nanocluster (AuNCs) and aptamer (Apt) within three...
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A novel ratiometric sensor for fluorimetric and visual dual-mode detection of Al3+ in environmental water based on the target-regulated formation of Eu MOFs

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00324A, Paper
Tao-Li Chen, Xiang-Juan Kong, Xin-Xin Dong, Zhi-Jie Mao, Fang-Fang Kong, Qiang Xiao
The illustration of the ratiometric sensor for fluorimetric (A) and visual detection (B) of Al3+.
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Layer-by-layer assembly of homopolypeptide polyelectrolytes on asymmetric nanochannels for the detection of nickel ions

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00422A, Paper
Pengrong An, Jincan Yang, Tianming Wang, Saiwen Lu, Dehao Wang, Zhuoyue Wang, Chun-Lin Sun, Chuanguang Qin, Jun Li
We report PA-γ-PGA-modified asymmetric nanochannels that enable ultra-sensitive detection of Ni2+ (limit of detection is 1 × 10−8 M).
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Antibody-labeled Gold Nanoparticles Based Resonance Rayleigh Scattering Detection of S100B

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00335G, Paper
tiantian Wang, yonghui Wang, junbo Li
Traumatic brain injury (TBI) is a sudden brain injury due to an external force that causes a large number of deaths and permanent disabilities every year. S100B has been recognized...
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Ag-coated tetrapod gold nanostars (Au@AgNSs) for acetamiprid determination in tea using SERS combined with microfluidics

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00297K, Paper
Qian Ke, Limei Yin, Heera Jayan, Hesham R. El-Seedi, Xiaobo Zou, Zhiming Guo
The combination of highly sensitive SERS substrate core–shell Au@AgNSs and microfluidic chip featuring four circular split hybrid structures were used for quantitative detection of acetamiprid in tea. The LOD of acetamiprid was 0.048 ng mL−1.
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Development of a label-free, sensitive gold nanoparticles-poly (adenine)aptasensing platform for colorimetric determination of aflatoxin B1 in corn

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00605D, Paper
Omid Heydari Shayesteh, Katayoun Derakhshandeh, Akram Ranjbar, Reza Mahjub, Abbas Farmany
In this work, a sensitive colorimetric bioassay method based on poly (adenine) aptamer (polyA apt) and gold nanoparticles (AuNPs) was developed to the determination of aflatoxin B1 (AFB1). The polyA...
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A novel fluorescent probe with a large Stokes shift for colorimetric and selective detection of cysteine in water, milk, cucumber, pear and tomato

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2322-2329
DOI: 10.1039/D3AY02322B, Paper
Lin Luo, Ranran Guo, Lianjie Wang, Xixi Song, Zhao Wang, Junliang Wu
A novel fluorescent probe for colorimetric and selective detection of cysteine was efficiently constructed through a simple and mild reaction conditions. Probe 2 displays a linear response to Cys concentrations (0–30 μM), low detection limit (0.89 μM), large Stoke shift (125 nm).
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A three-dimensional network structure of metal-based nanozymes for the construction of colorimetric sensors for the detection of antioxidants

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2292-2300
DOI: 10.1039/D3AY02199H, Paper
Shuo Qin, Bin Liu, Yuting Xue, Ruixue Zhao, Guo Wang, Kai Li, Lirong Zheng, Pingyang Wang, Tianhao Tang, Yue Yang, Zhengbo Chen, Xia Zuo
Although many excellent nanozymes have been developed, designing and synthesizing highly active nanozymes is still challenging.
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Heparin-stabilized gold nanoparticles embedded in graphene for the electrochemical determination of esculetin

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2256-2266
DOI: 10.1039/D4AY00229F, Paper
Vinicius José da Silva, Luan Gabriel Baumgarten, Juliana Priscila Dreyer, Edson Roberto Santana, Almir Spinelli, João Paulo Winiarski, Iolanda Cruz Vieira
A conductive nanocomposite consisting of heparin-stabilized gold nanoparticles embedded in graphene was prepared for esculetin determination in tea and jam samples.
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Construction of a stable fluorescent sensor based on CsPbBr3/CdS core/shell quantum dots for selective and sensitive detection of tetracycline in ethanol

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2267-2277
DOI: 10.1039/D4AY00032C, Paper
Yang He, Yangjie Li, Han Wang, Site Luo, Haihu Yu
Construction of a stable fluorescent sensor based on CsPbBr3/CdS core/shell quantum dots for selective and sensitive detection of tetracycline in ethanol via a mechanism integrating photoinduced electron transfer.
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Phenylboronic acid modification-based novel dumbbell-shaped Au–Ag nanorod SERS substrates for ultrasensitive detection of SO42−

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2311-2321
DOI: 10.1039/D3AY01831H, Paper
Kang Shen, Caili Bi, Haifan Yang, Miaowen Xu, Lili Huang, Youwei Wang
Based on the coordination principle of Lewis acids, a novel 4-MPBA-modified dumbbell-shaped Au–Ag nanorod (4-MPBA@DS Au–AgNR) SERS substrate was developed to realize the high sensitivity and specificity of SO42− detection.
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Anti-aggregation colorimetric sensing of cysteine using silver nanoparticles in the presence of Pb2+

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2378-2385
DOI: 10.1039/D4AY00351A, Paper
Lihui Mao, Yi Zhang, Huan Zhang, Huili Liu, Yong-ping Gao
In this study, an unmodified AgNPs was synthesized to prepare AgNPs-Pb2+ as a probe for colorimetric sensing of cysteine. We developed a AgNPs colorimetric method for the determination of cysteine in urine, utilizing the anti-aggregation principle.
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On-chip light sheet illumination for nanoparticle tracking in microfluidic channels

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2229-2240
DOI: 10.1039/D3AY02290K, Communication
Théo Travers, Gaétan Delhaye, Martinus H. V. Werts, Denis Gindre, Matthieu Loumaigne
A simple and inexpensive method is presented to efficiently integrate light sheet illumination in a microfluidic chip for dark-field microscopic tracking and sizing of nanoparticles.
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A chemiluminescence immunoassay for type IV collagen as a promising marker for liver fibrosis and cirrhosis

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2248-2255
DOI: 10.1039/D3AY02240D, Paper
Xiaoling Fu, Fan Zhang, Fangda Zhen, Lian Duan, Jian Zhou, Jianguo Ma
Herein, a magnetic bead-based chemiluminescence assay is reported to detect type IV collagen (col-IV) in serum samples.
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Analysing micro- and nanoplastics with cutting-edge infrared spectroscopy techniques: a critical review

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2177-2197
DOI: 10.1039/D3AY01808C, Critical Review
Open Access
Junhao Xie, Aoife Gowen, Wei Xu, Junli Xu
In this review, we discussed and compared the applications of Fourier transform infrared spectroscopy, quantum cascade laser infrared spectroscopy, atomic force microscopy-based infrared spectroscopy, and optical photothermal infrared spectroscopy in MNP research from multiple perspectives.
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A new colorimetric aptasensor for paraquat detection based on the designed aptamer with multiple paraquat binding sites in combination with gold nanoparticles

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2340-2348
DOI: 10.1039/D4AY00053F, Paper
Pakawat Kongpreecha, Sineenat Siri
Given paraquat's environmental health risks, there is a need for a fast and simple detection method. This study presents a novel colorimetric aptasensor with a tailored aptamer, boosting sensitivity by targeting multiple paraquat binding sites.
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An immunochromatographic strip sensor for rapid and sensitive detection of candesartan, olmesartan medoxomil, and irbesartan in herbal beverages

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2359-2367
DOI: 10.1039/D4AY00151F, Paper
Dingyu Li, Aihong Wu, Liqiang Liu, Hua Kuang, Chuanlai Xu, Xiaoling Wu
Sartans, as a class of antihypertensive drugs, pose a threat to human health when illegally added to herbal beverages.
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A novel electrophoretic assisted hydrophobic microdevice for enhancing blood cell sorting: design and numerical simulation

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, 16,2368-2377
DOI: 10.1039/D4AY00196F, Paper
Xinkun Chen, Xueye Chen
Microfluidic technology has great advantages in the precise manipulation of micro–nano particles, and the hybrid microfluidic separation technology has attracted much attention due to the advantages of both active and passive separation technology at the same time.
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A simple and rapid colorimetric detection of Staphylococcus Aureus relied on the distance-dependent optical properties of silver nanoparticles

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D3AY02189K, Paper
Ngoc Anh Thu Phan, Hoang Men Nguyen, Cam Duyen Thi Vo, Toi Vo Van, Phuoc Long Truong
The quick and accurate diagnosis of pathogens has appeared as a pressing issue in clinical diagnostics, environmental monitoring, and food safety. The current assays are suffering from limited capacities in...
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Simple fluorescence “turn-off” assay for Congo red using commercial 2-aminophthalic acid

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00506F, Paper
Jiaqi Qian, Jie Li, Yihan Jiang, Chaoyong Liu, Jiayao Zhu, Liyu Gu, Yongming Guo
2-Aminophthalic acid with a high quantum yield of 38.49% was utilized for fluorescence “turn-off” sensing of Congo red with a linear range of 0.05–50 μM and a limit of detection of 1.72 μM.
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Design and fabrication of La-based perovskites incorporated with functionalized carbon nanofibers for the electrochemical detection of roxarsone in water and food samples

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00264D, Paper
Mariya Antony John Felix, Santhiyagu Sahayaraj Rex Shanlee, Shen-Ming Chen, Sundaresan Ruspika, Ramachandran Balaji, Narendhar Chandrasekar, Periyanayagam Arockia Doss
Fabrication of potent electrocatalyst, La-based perovskites coupled with functionalized carbon nanofibers (LMO/f-CNF) for ultrasensitive electrochemical detection of roxarsone in edible and water samples.
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The preparation of a boronate affinity-based controlled oriented imprinting coating on a silica nanoparticle surface for the separation and purification of shikimic acid in herbal medicine

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00219A, Paper
Yumin Yang, Daojin Li, Bingqian Liu
Shikimic acid (SA) is one of the most effective drugs against the A (H1N1) virus and has high medicinal value.
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Α simplified lateral flow immunosensor for the assay of carcinoembryonic antigen in low-resource settings

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00381K, Paper
Open Access
Ioanna Tsogka, Electra Mermiga, Varvara Pagkali, Christos Kokkinos, Anastasios Economou
Carcinoembryonic antigen (CEA) is a glycoprotein widely used as a tumor marker. In this work, a colorimetric lateral flow immunosensor is developed for rapid and low-cost quantification of CEA in...
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Novel advanced materials and magnetic solid phase extraction as approaches in sample preparation to enhance the analysis of ochratoxin A in peanuts

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00246F, Paper
Bingchen Wang, Yifan Wang, Xiuyuan Zhang, Kuo He
In order to improve the detection efficiency of ochratoxin, a superparamagnetic nano-material was synthesized for solid phase extraction of ochratoxin.
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Three-dimensional hotspot structures constructed from nanoporous gold with a V-cavity and gold nanoparticles for surface-enhanced Raman scattering

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00348A, Paper
Yang Xu, Yan Wu, Jianjun Wei, Yuanyu Zhao, Peili Xue
A nanoporous gold V-shaped resonant cavity (NPGVRC) structure constructed with plasmonic resonance coupling effect. The NPGVRC has excellent SERS performance and 3D hotspot properties.
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A highly selective probe engineered to detect polarity and distinguish normal cells and tumor cells in tissue sections

By pubs.rsc.org
Published On ::

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00438H, Paper
Sai Zhu, Lixuan Dai, Xiaoli Zhong, Weiying Lin
We have designed a polarity fluorescent probe (DCI-Cou-polar) with high selectivity for diagnosing cancer.
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Monolith stationary phases prepared via cyclic anhydride ring-opening polymerization as tunable platforms for chromatographic applications

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Published On ::

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00251B, Paper
Ahmad Aqel, Ayman Ghafr, A. Yacine Badjah-Hadj-Ahmed, Zeid Abdullah ALOthman
Polymer monolithic stationary phases were prepared based on a cyclic anhydride as a reactive and tunable platform via ring-opening post-polymerization using primary amines; octadecylamine and benzylamine. The characterization techniques indicated...
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