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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

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

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.
The content of this RSS Feed (c) The Royal Society of Chemistry




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A highly sensitive and selective fluorescent biosensor for breast cancer derived exosomes using click reaction of azide–CD63 aptamer and alkyne-polymer dots

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00146J, Paper
Dumei Ma, Yiting Luo, Xiaoya Zhang, Zehu Xie, Yinghua Yan, Chuan-Fan Ding
A fluorescence method based on Cu-triggered click reaction of azide modified CD63 aptamer and alkyne capped Pdots was developed for breast cancer derived exosome detection.
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Paper-based sensors: affordable, versatile, and emerging analyte detection platforms

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D3AY02258G, Critical Review
Open Access
Sumit Malik, Joginder Singh, Kajal Saini, Vivek Chaudhary, Ahmad Umar, Ahmed A. Ibrahim, Sheikh Akbar, Sotirios Baskoutas
The schematic representation of distance based paper sensor to identify lead in food samples.
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Electroanalysis overview: additive manufactured biosensors using fused filament fabrication

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00278D, Minireview
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Robert D. Crapnell, Craig E. Banks
Additive manufacturing (3D-printing), in particular fused filament fabrication, presents a paradigm shift in the way electrochemical based biosensing platforms are produced, giving rise to a new generation of personalized and on-demand biosensors.
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Polymeric membrane potentiometric sensors based on template-removal-free imprinted receptors for determination of antibiotics

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00263F, Paper
Xinyao Wang, Guohua Cui, Rongning Liang, Wei Qin
Currently, Nernstian-response-based polymeric membrane potentiometric sensors using the molecularly imprinted polymers (MIPs) as the receptors have been successfully developed for determination of organic ionic species. However, the preparation of these...
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Α simplified lateral flow immunosensor for the assay of carcinoembryonic antigen in low-resource settings

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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A chemodosimetric chemosensor for the ratiometric detection of nerve agent-mimic DCP in solution and vapor phases

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00451E, Paper
Shilpita Banerjee, Pintu Ghosh, Anirban Karak, Dipanjan Banik, Ajit Kumar Mahapatra
The probe MNFZ undergoes a hydrolysis reaction in the presence of DCP to exhibit a naked eye color change from blue to cyan. It was successfully applied to sense DCP in the vapor phase.
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A colorimetric tandem combination of CRISPR/Cas12a with dual functional hybridization chain reaction for ultra-sensitive detection of mycobacterium bovis

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D3AY02200E, Paper
Qiong Liu, Mei Yang, He Zhang, Wenjie Ma, Xin Fu, Huiqing Li, Sainan Gao
Tuberculosis caused by Mycobacterium bovis poses a global infectious threat to humans and animals. Therefore, there is an urgent need to develop a sensitive, precise, and easy-to-readout strategy. Here, a...
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Worsening Aadhaar conundrum




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​Delay and bail: On former Tamil Nadu Minister V. Senthilbalaji’s case

Senthilbalaji’s release on bail was overdue, but he should not be made a Minister




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meso-Substituted AB3-type phenothiazinyl porphyrins and their indium and zinc complexes photosensitising properties, cytotoxicity and phototoxicity on ovarian cancer cells

RSC Med. Chem., 2024, Advance Article
DOI: 10.1039/D4MD00601A, Research Article
Open Access
Brém Balázs, Bianca Stoean (Vasile), Éva Molnár, Eva Fischer-Fodor, Ovidiu Bălăcescu, Raluca Borlan, Monica Focsan, Adriana Grozav, Patriciu Achimaş-Cadariu, Emese Gál, Luiza Gaina
New meso-substituted AB3-type phenothiazinyl porphyrins and ferrocenylvinyl phenothiazinyl porphyrin were synthesised by Suzuki–Miyaura and Mizoroki–Heck cross-coupling reactions, respectively.
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Light enhanced cytotoxicity and antitumoral effect of a ruthenium-based photosensitizer inspired from natural alkaloids

RSC Med. Chem., 2024, Advance Article
DOI: 10.1039/D4MD00600C, Research Article
Open Access
Gennaro Sanità, Maria Laura Alfieri, Barbara Carrese, Serena Damian, Vincenza Mele, Gaetano Calì, Brigida Silvestri, Sebastiano Marra, Susan Mohammadi, Giuseppina Luciani, Paola Manini, Annalisa Lamberti
Biological assays carried out on melanoma and breast cancer cells highlighted the role of light in boosting the cytotoxic effect of a ruthenium complex featuring a dihydroisoquinoline ligand suggesting applications in photodynamic therapy.
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U.S. Presidential polls: Thulasendrapuram residents pray for Kamala Harris ‘victory




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Small-scale handloom park to come up at Sengunthapuram

Ministers R. Gandhi and S.S. Sivashankar inspect the 13,205 sq. ft. site belonging to the Tamil Nadu Cotton Corporation at Sengunthapuram




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Uppiliyapuram, gateway to scenic Pachamalai, lacks bus stand with passengers left to fight the elements

Buses stop at a busy junction making it difficult for commuters as well as local businessmen; a site is yet to be identified for the bus stand




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Lack of signboards indicating bus timings at Chathiram Bus Stand in Tiruchi irks passengers

Passengers also say some buses leave earlier than scheduled or don’t pass certain rural areas, leading to schoolchildren not being able to board on time




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605: Jim Nielsen on Subversive URLs, Blogging + AI, and Design Engineers

Jim Nielsen joins us to about URLs and linking as the new subversive way to maintain the web, paying for news in Canada, should content creators be worried about AI, the case for design engineers, RSS in HTML, and the state of state and UI.




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Let’s be water sensitive

For too long have we ignored water bodies in a city’s life. Their role is utilitarian as well as aesthetic.




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Does solar make sense?

Experts tell us why the country’s solar revolution needs the involvement of developers and not just a few enthusiastic individuals




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Architecture of the senses

A building should have greenery, sound of water flowing, feel of natural stone under the feet, the smell of trees, flowers and fresh mud, and a charming yet sensitive design, feels architect Mona Doctor Pingel. A look by Nandhini Sundar.




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Senior feline resident: Defib stays at his ambulance station 

Online petition halts re-homing of 16-year-old cat in London




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GalaxEye: A multi-sensor peek at earth from outer space

Startup sets out to fill a crucial gap in satellite imagery for real-world applications




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Lawyer sent to jail for 4 months from Delhi HC for ‘derogatory’ remarks against judges

The court directed the police to take Sanjeev Kumar into custody directly from the court and sent him to jail




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AAP attacks Centre over ‘worsening’ law and order situation




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Building up an Arsenal

The autobiography of a coach who revolutionised English football




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GI tag sought for the Senkanthal seed whose flower holds a special place in Tamil literature

Minister for Agriculture and Farmer’s Welfare M.R.K.Panneerselvam, while presenting the State’s Agriculture Budget, had said that Geographical Indication tag would be obtained for 10 agricultural products at a cost of ₹30 lakh




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90-year-old farmer convicted, sentenced to one-year imprisonment for encroaching 36 guntas of government land in Karnataka

Small and marginal farmers are worried about being punished for encroachment, demand action against influential people who allegedly encroached on government land




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Collective memory as currency [electronic resource] : the dominance of the past in the present / Tracy Adams.

Berlin ; Boston : De Gruyter [2024]




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BSE sends notice to 509 suspended firms

Bourse asks companies to either apply for revocation of suspension or opt for delisting




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Sensex scales 27,000-mark after seven-month hiatus




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Sensex hits seven-month high, crosses 27,000-mark

Bank, auto, real estate stocks among the top gainers




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Sensex jumps 310 points in early trade on firm global trends

Market participants will closely watch Q2 earnings season, starting with Tata Consultancy Services which is set to report its results later in the day, traders said.




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Sensex, Nifty close higher amid buying in heavyweight stocks, firm global cues

The sensex rose 144.31 points to settle at 81,611.41 and Nifty increased 16.50 points to close at 24,998.45




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Markets settle lower ahead of key macro data; Sensex falls 230 points

Equity indices Sensex and Nifty close lower due to selling in banking stocks, cautious investors, and global trends




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Sensex jumps 430 points in early trade on positive global trends

The NSE Nifty climbed 138.80 points.




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Sensex rises 592 points, Nifty settles above 25K on gains in IT, banking shares

Capitalisation of BSE-listed companies jumped by nearly ₹1.35 lakh crore to ₹4,63,62,781.71




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Sensex, Nifty climb in early trade on buying in IT, bank stocks

Equity indices rise on IT and bank stocks, sharp Brent crude cut; HCL Tech reports strong Q2 earnings




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Sensex, Nifty fall for 3rd day amid foreign fund exodus

Intense selling in realty, auto, consumer discretionary and consumer durable stocks also dragged the markets lower




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Sensex, Nifty slump as unabated foreign fund outflows drag markets lower

The BSE Sensex tanked 570.45 points to 80,436.16 in early trade. The NSE Nifty slumped 178.3 points to 24,571.55




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Sensex, Nifty tumble over 1% on weak global cues, foreign fund exodus

Extending its previous day's decline, the BSE Sensex plummeted 930.55 points or 1.15% to settle at 80,220.72. NSE Nifty tumbled 309 points or 1.25% to 24,472.10.




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Sensex, Nifty tank nearly 1% amid sharp fall in IndusInd Bank, foreign fund outflows

The BSE Sensex plummeted 662.87 points or 0.83% to settle at 79,402.29. The NSE Nifty tanked 218.60 points or 0.90% to 24,180.80




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Sensex, Nifty decline on selling in banking, financial stocks; weak global trends

The BSE Sensex tumbled 426.85 points or 0.53% to settle at 79,942.18. The NSE Nifty dropped 126 points or 0.51% to 24,340.85




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Sensex, Nifty decline on unabated foreign fund outflows, selling in IT stocks

Falling for the second day in a row, the BSE Sensex tumbled 553.12 points or 0.69% to settle at 79,389.06. During the day, it slumped 654.25 points or 0.81% to 79,287.93




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Muhurat trading: Sensex, Nifty advance to start Samvat 2081 on a high

Muhurat trading is a one-hour, symbolic trading session conducted by stock exchanges on the occasion of Diwali, marking the start of the new Samvat year.




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Sensex, Nifty plunge in early trade dragged by Reliance Industries

Relentless selling by foreign investors also dampened the sentiments in the equity market




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Sensex tanks 942 points; Nifty plunges below 24K on heavy selling in Reliance, banking shares

The 30-share BSE Sensex tumbled 941.88 points or 1.18% to settle at 78,782.24, the lowest closing level since August 6




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Stock markets rebound on value buying in banking, steel shares; Sensex jumps 694 points

Bouncing back from Monday's (November 4) sharp fall, the BSE Sensex jumped 694.39 points or 0.88% to settle at 79,476.63




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Sensex, Nifty climb in early trade on buying in IT stocks

Equity indices rise on IT stocks, U.S. market rally as Sensex up 338.1 points and Nifty up 101.5 points




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Sensex, Nifty surge over 1% on heavy buying in IT stocks as Donald Trump wins U.S. polls

Stock markets surge over 1% as Sensex gains 901 points on Trump’s U.S. election win, boosting IT and pharma shares