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Sodium alginate hydrogelation mediated paper-based POCT sensor for visual distance reading and smartphone-assisted colorimetric dual-signal determination of L-lactate

Anal. Methods, 2024, 16,2077-2084
DOI: 10.1039/D4AY00041B, Paper
Wenjuan Wang, Danrong Chen, Yujiao Cai, Zijing Liu, Hongfen Yang, Hongbin Xie, Jinquan Liu, Shengyuan Yang
Here, we show a paper-based POCT sensor based on lactate dehydrogenase-mediated alginate gelation combined with visual distance reading and smartphone-assisted colorimetric dual-signal analysis to determine the concentration of L-lactate in yogurt samples.
The content of this RSS Feed (c) The Royal Society of Chemistry




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A screening method for the quantitative determination of selective androgen receptor modulators (SARMs) in capsules by high resolution 19F- and 1H-NMR spectroscopy

Anal. Methods, 2024, 16,2135-2146
DOI: 10.1039/D4AY00188E, Paper
Alessandro Maccelli, Anna Borioni, Federica Aureli, Maria Cristina Gaudiano, Livia Manna, Mariangela Raimondo
A new method for rapid determination of selective androgenic receptor modulators (SARMs) andarine, cardarine, ligandrol, ostarine and S-23 in capsules by 1H- and 19F-high resolution NMR spectroscopy was described and validated.
The content of this RSS Feed (c) The Royal Society of Chemistry




nation

Luminescent and time-resolved determination of gemifloxacin mesylate in pharmaceutical formulations and spiked blood plasma samples using a lanthanide complex as a probe

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00236A, Paper
Gasser M. Khairy, Rania M. Goda, Zeinab M. Anwar, Mohamed M. Aboelnga, Axel Duerkop
A new luminescent europium probe for the determination of the antibiotic gemifloxacin is presented. Time-resolved luminescence enables its quantitation in pharmaceutical formulations and blood samples.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




nation

Correction: An impedimetric sensor based on molecularly imprinted nanoparticles for the determination of trypsin in artificial matrices – towards point-of-care diagnostics

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
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




nation

Discrimination of Diptera order insects based on their saturated cuticular hydrocarbon content using a new microextraction procedure and chromatographic analysis

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00214H, Paper
Open Access
Lixy Olinda León-Morán, Marta Pastor-Belda, Pilar Viñas, Natalia Arroyo-Manzanares, María Dolores García, María Isabel Arnaldos, Natalia Campillo
The nature and proportions of hydrocarbons in the cuticle of insects is characteristic of the species and age. Chemical analysis of cuticular hydrocarbons allows species discrimination, which is of great...
The content of this RSS Feed (c) The Royal Society of Chemistry




nation

Ag-coated tetrapod gold nanostars (Au@AgNSs) for acetamiprid determination in tea using SERS combined with microfluidics

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.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Development of a label-free, sensitive gold nanoparticles-poly (adenine)aptasensing platform for colorimetric determination of aflatoxin B1 in corn

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




nation

Heparin-stabilized gold nanoparticles embedded in graphene for the electrochemical determination of esculetin

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




nation

Solvation effect enabled visualized discrimination of multiple metal ions

Anal. Methods, 2024, 16,2301-2310
DOI: 10.1039/D4AY00060A, Paper
Yang Cheng, Yuan Liu, Jiguang Li, Yudong Li, Da Lei, Dezhong Li, Xincun Dou
Highly efficient detection of environmental residual potentially toxic species is of concern worldwide as their presence in an excessive amount would greatly endanger the health of human beings as well as environmental sustainability.
The content of this RSS Feed (c) The Royal Society of Chemistry




nation

On-chip light sheet illumination for nanoparticle tracking in microfluidic channels

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




nation

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




nation

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




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




nation

Sri Lanka’s verdict: On the Island nation’s ninth Presidential election

The spirit of the mandate of the presidential poll was clear — for change




nation

Caste in jail: On discrimination in prisons

Time for State governments to end systemic discrimination in prisons




nation

Fate of nations: On the 2024 Economics Nobel

The 2024 Nobel recognises the need for ‘inclusive’ institutions




nation

Bids invited for setting up International Dugong Conservation Centre at Manora

The proposed centre, to be set up at an estimate of ₹41 crore, is being established to conserve endangered Dugong species and its habitat in the Palk Bay




nation

Art and literary contests lined up for District Central Library’s National Library Week




nation

Top destinations

Panathur-Varthur & Thanisandra set to see price appreciation of 61% & 55% respectively by 2020




nation

Indo National plans battery of home-care launches

The maker of Nippo batteries plans to innovate in its core business and get into LED bulbs




nation

International conference to recommend policies to address gender inequality at farms

“The conference aims to promote the sharing of cutting-edge knowledge on gender and inclusion in agri-food systems.”




nation

Research paper warns against nationwide switch to natural farming without proper studies

It can hamper national food production, say authors, who cite contrasting results from two studies




nation

First International Dairy Federation Asia-Pacific summit in Kochi from June 26 to 28




nation

India among top five innovation destinations: report




nation

Rajan calls for global coordination to tackle spill-over economic effects

Developed countries’ policies to keep interest rates low impact emerging market economies, says Guv




nation

Morphology and line tension of twist disclinations in a nematic liquid crystal

Soft Matter, 2024, Advance Article
DOI: 10.1039/D4SM01076K, Paper
Open Access
Yihao Chen, Mina Mandić, Charlotte G. Slaughter, Michio Tanaka, James M. Kikkawa, Peter J. Collings, A. G. Yodh
This work characterizes twist disclinations in nematic liquid crystals, using confocal microscopy to measure their 3D profile and test theoretical predictions, and using magnetic fields to deform the disclinations and measure their line tension.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




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National Handloom Day: All that’s made by hand

As the #IWearHandloom campaign gathers steam, a look at some of the new players in Hyderabad’s handloom sector




nation

FSIB recommends Ashok Chandra as MD and CEO of Punjab National Bank

Chandra is currently an Executive Director at Canara Bank.



  • Money & Banking

nation

Ashes of Doom / directed by: Grant Munro, Don Arioli ; produced by: Robert Verrall, Wolf Koenig ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2008




nation

The Circle / directed by: Mort Ransen ; produced by: John Kemeny ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2020




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Monkey on the Back / directed by: Julian Biggs ; produced by: Grant McLean ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2016




nation

Eye Witness No. 74 / directed by: Jack Long, William Davidson ; produced by: Jack Olsen, Nicholas Balla ; production agency: National Film Board of Canada (Ottawa)

Montreal : National Film Board of Canada, 2024




nation

Beyond Kicks / directed by: Gary Toole ; produced by: Michael McKennirey, George Pearson ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2021




nation

Still Longshots / directed by: David Finch, Maureen Marovitch ; produced by: Dan Emery, David Finch, Germaine Ying Gee Wong, Sally Bochner, Ravida Din ; production agencies: Picture This Productions (Montreal), National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2018




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Bevel Up - Drugs, Users and Outreach Nursing / directed by: Nettie Wild ; produced by: Fiona Gold, Juanita Maginley, Betsy Carson, Nettie Wild, Svend-Erik Eriksen, Rina Fraticelli ; production agencies: National Film Board of Canada (Montreal), British Co

Montreal : National Film Board of Canada, 2016




nation

The Moccasin Game / directed by: Frank Corcoran ; produced by: Dennis Sawyer ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2019




nation

Turnaround : A Story of Recovery / directed by: Moira Simpson ; produced by: Jennifer Torrance, Moira Simpson, John Taylor, Kathleen Shannon ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2017




nation

The Agony of Jimmy Quinlan / directed by: George Mihalka, George Williams ; produced by: Robert Duncan, Janice Brown, Andy Thomson, Peter Katadotis ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2008




nation

An Easy Pill to Swallow / directed by: Robert Lang ; produced by: Tom Daly, Arthur Hammond ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2013




nation

Poundmaker's Lodge : A Healing Place / directed by: Alanis Obomsawin ; produced by: Andy Thomson, Alanis Obomsawin, Marrin Canell, Robert Verrall ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2013




nation

If Only ... / directed by: Marc Aubry ; produced by: Robert Forget ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2021




nation

My Little Underground / directed by: Élise Simard ; produced by: David Verrall, Roddy McManus, Michael Fukushima ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2012




nation

Donna's Story / directed by: Doug Cuthand ; produced by: Graydon McCrea, Jerry Krepakevich ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2011




nation

For John / directed by: Dale Montour ; produced by: Alanis Obomsawin, Sally Bochner ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2018




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Kamitshikaut / directed by: Shaushiss Fontaine ; produced by: Manon Barbeau ; production agencies: National Film Board of Canada (Montreal), Corporation Wapikoni mobile (Montreal)

Montreal : National Film Board of Canada, 2023




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Alone in the Abyss / directed by: Claudie Ottawa ; produced by: Manon Barbeau, Patricia Bergeron, Manon Barbeau, Yves Bisaillon, Ravida Din ; production agencies: Corporation Wapikoni mobile (Montreal), National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2018




nation

Pieces of a Dream : A Story of Gambling / directed by: Michelle Wong ; produced by: Bonnie Thompson, Jerry Krepakevich, Graydon McCrea ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2019




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The Drag / directed by: Carlos Marchiori ; produced by: Wolf Koenig, Robert Verrall ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2014




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King Size / directed by: Kaj Pindal ; produced by: Robert Verrall, Wolf Koenig ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2013




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At Home : A Model Person / directed by: Lynne Stopkewich ; produced by: Yves J. Ma, Tracey Friesen ; production agency: National Film Board of Canada (Montreal)

Montreal : National Film Board of Canada, 2012