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16,216 Results Found

  • Article
  • Open Access
4 Citations
3,277 Views
18 Pages

P-glycoprotein (P-gp)-mediated efflux of docetaxel in the gastrointestinal tract mainly impedes its oral chemotherapy. Recently, LC478, a novel di-substituted adamantyl derivative, was identified as a non-cytotoxic P-gp inhibitor in vitro. Here, we a...

  • Article
  • Open Access
52 Citations
7,116 Views
25 Pages

Novel Insights into the Cellular Localization and Regulation of the Autophagosomal Proteins LC3A, LC3B and LC3C

  • Marius W. Baeken,
  • Katja Weckmann,
  • Philip Diefenthäler,
  • Jan Schulte,
  • Kamran Yusifli,
  • Bernd Moosmann,
  • Christian Behl and
  • Parvana Hajieva

18 October 2020

Macroautophagy is a conserved degradative process for maintaining cellular homeostasis and plays a key role in aging and various human disorders. The microtubule-associated protein 1A/1B light chain 3B (MAP1LC3B or LC3B) is commonly analyzed as a key...

  • Article
  • Open Access
1,609 Views
17 Pages

An LcMYB111-LcHY5 Module Differentially Activates an LcFLS Promoter in Different Litchi Cultivars

  • Zhidan Xiao,
  • Jing Wang,
  • Nonghui Jiang,
  • Chao Fan,
  • Xu Xiang and
  • Wei Liu

27 November 2023

Flavonol synthase (FLS) is the crucial enzyme of the flavonol biosynthetic pathways, and its expression is tightly regulated in plants. In our previous study, two alleles of LcFLS, LcFLS-A and LcFLS-B, have been identified in litchi, with extrem...

  • Article
  • Open Access
16 Citations
3,177 Views
19 Pages

Molecular Mechanisms of Anticancer Activity of N-Glycosides of Indolocarbazoles LCS-1208 and LCS-1269

  • Roman G. Zenkov,
  • Olga A. Vlasova,
  • Varvara P. Maksimova,
  • Timur I. Fetisov,
  • Natalia Y. Karpechenko,
  • Lidiya V. Ektova,
  • Vera A. Eremina,
  • Valeriia G. Popova,
  • Olga G. Usalka and
  • Ekaterina A. Lesovaya
  • + 3 authors

2 December 2021

Novel indolocarbazole derivatives named LCS were synthesized by our research group. Two of them were selected as the most active anticancer agents in vivo. We studied the mechanisms of anticancer activity in accordance with the previously described e...

  • Review
  • Open Access
23 Citations
8,807 Views
17 Pages

17 October 2014

The LC16m8 strain of vaccinia virus, the active ingredient in the Japanese smallpox vaccine, was derived from the Lister/Elstree strain. LC16m8 is replication-competent and has been administered to over 100,000 infants and 3,000 adults with no seriou...

  • Article
  • Open Access
7 Citations
3,446 Views
20 Pages

Reversed HILIC Gradient: A Powerful Strategy for On-Line Comprehensive 2D-LC

  • Soraya Chapel,
  • Florent Rouvière,
  • Davy Guillarme and
  • Sabine Heinisch

The aim of the present work is to evaluate the possibilities and limitations of reversed hydrophilic interaction chromatography (revHILIC) mode in liquid chromatography (LC). This chromatographic mode consists of combining a highly polar stationary p...

  • Review
  • Open Access
96 Citations
26,773 Views
13 Pages

30 July 2012

Autophagy is an intracellular degradative process with a number of roles, one of which can be the protection of eukaryotic cells from invading microbes. Microtubule-associated protein light-chain 3 (LC3) is a key autophagy-related protein that is rec...

  • Article
  • Open Access
1,556 Views
15 Pages

3D Optical Wedge and Movable Optical Axis LC Lens

  • Qi Wu,
  • Hongxia Zhang,
  • Dagong Jia and
  • Tiegen Liu

27 September 2024

Current liquid crystal (LC) lenses cannot achieve lossless arbitrary movement of the optical axis without mechanical movement. This article designs a novel bottom electrode through simulation and optimization, which forms a special LC lens with an Ar...

  • Article
  • Open Access
24 Citations
6,922 Views
14 Pages

Avanafil (AVA), one of the most effective drugs prescribed for erectile dysfunction, is a pyrimidine-derivative PDE5 inhibitor. In the current work, new LC methods were developed and validated for quantitative determination of avanafil and qualitativ...

  • Article
  • Open Access
6 Citations
5,468 Views
20 Pages

Comparison of LC-MS and LC-DAD Methods of Detecting Abused Piperazine Designer Drugs

  • Anna Welz,
  • Marcin Koba,
  • Piotr Kośliński and
  • Joanna Siódmiak

22 March 2022

Recreational use of piperazine designer drugs is a serious threat to human health. These compounds act on the body in a similar fashion to illegal drugs. They induce psychostimulatory effects as well as visual and auditory hallucinations to varying d...

  • Article
  • Open Access
2 Citations
1,397 Views
22 Pages

The Proteomic Analysis of Platelet Extracellular Vesicles in Diabetic Patients by nanoLC-MALDI-MS/MS and nanoLC-TIMS-MS/MS

  • Joanna Kasprzyk-Pochopień,
  • Agnieszka Kamińska,
  • Przemysław Mielczarek,
  • Radosław Porada,
  • Ewa Stępień and
  • Wojciech Piekoszewski

20 March 2025

Platelet extracellular vesicles (PEVs) are emerging as key biomarkers in diabetes mellitus (DM), reflecting altered platelet function and coagulation pathways. This study compares two proteomic techniques—nanoLC-MALDI-MS/MS and nanoLC-TIMS-MS/M...

  • Article
  • Open Access
1 Citations
773 Views
13 Pages

14 March 2025

In this study, based on previous fundamental research on weldability, we ultimately aim to propose a filler metal that enables hot crack-free repair welding of 247LC superalloy while minimizing compositional modification. First, we investigated the l...

  • Article
  • Open Access
3 Citations
3,077 Views
10 Pages

7 November 2022

A simple sample preprocessing method was developed for the quantitative determination of amantadine (AMT) in human plasma by liquid chromatography-tandem mass spectrometry cubed (LC-MS3). The LC-MS3 system comprised a Shimadzu Exion LC-20AD HPLC pump...

  • Article
  • Open Access
29 Citations
8,041 Views
24 Pages

4 December 2019

Firstly, metformin and repaglinide were degraded under high temperature/humidity, UV/VIS light, in different pH and oxidative conditions. Secondly, a new validated LC-UV method was examined, as to whether it validly determined these drugs in the pres...

  • Review
  • Open Access
26 Citations
6,529 Views
19 Pages

LC3-Associated Phagocytosis in Bacterial Infection

  • Jin Yuan,
  • Qiuyu Zhang,
  • Shihua Chen,
  • Min Yan and
  • Lei Yue

LC3-associated phagocytosis (LAP) is a noncanonical autophagy process reported in recent years and is one of the effective mechanisms of host defense against bacterial infection. During LAP, bacteria are recognized by pattern recognition receptors (P...

  • Article
  • Open Access
3 Citations
2,262 Views
22 Pages

7 April 2021

One of the pillars of sustainable development is related to the elimination of poverty and improvement of quality of life. Financial situation of the households plays a crucial role in the subjective well-being, quality of life and overall satisfacti...

  • Article
  • Open Access
6 Citations
2,930 Views
16 Pages

Prognostic Value of LC3B and p62 Expression in Small Intestinal Adenocarcinoma

  • Jeong-Won Kim,
  • Sun-Young Jun,
  • Joon-Mee Kim,
  • Young-Ha Oh,
  • Ghilsuk Yoon,
  • Seung-Mo Hong and
  • Joon-Yong Chung

19 November 2021

Autophagy, a mechanism that maintains cellular homeostasis, is involved in tumor cell growth and survival in cancer, and autophagy inhibitors have been tested clinical trials for anticancer therapy. To elucidate the clinical and prognostic implicatio...

  • Article
  • Open Access
1,138 Views
20 Pages

The most common marker used to monitor autophagy is the microtubule-associated protein light chain 3 (LC3). Upon induction of autophagy, LC3 is conjugated to phosphatidylethanolamine and targeted to autophagic membranes, which can be easily detected...

  • Article
  • Open Access
7 Citations
5,728 Views
13 Pages

Metabolic Stability and Metabolite Characterization of Capilliposide B and Capilliposide C by LC–QTRAP–MS/MS

  • Zhongzhe Cheng,
  • Xing Zhou,
  • Zhifeng Du,
  • Wenyi Li,
  • Bingying Hu,
  • Jingkui Tian,
  • Lin Zhang,
  • Jiangeng Huang and
  • Hongliang Jiang

Capilliposide B (LC-B) and Capilliposide C (LC-C), two new triterpenoid saponins extracted from Lysimachia capillipes Hemsl, exhibit potential anticancer activity both in vitro and in vivo. However, their metabolic process remains unclear. In this st...

  • Article
  • Open Access
2 Citations
2,839 Views
15 Pages

A Novel-Structure LC Resonant Passive Wireless Sensor for NO2 Sensing

  • Zhiyang Liu,
  • Yanbai Shen,
  • Sikai Zhao,
  • Jinzhou Bai,
  • Ruixue Ma,
  • Shuling Gao,
  • Wengang Liu and
  • Qiang Zhao

This work presents an LC resonant passive wireless gas sensor with a novel structure designed to mitigate the negative impact of substrate. The LC sensor antenna in the new structure, and the reader antenna, were designed and optimized utilizing HFSS...

  • Abstract
  • Open Access
1,805 Views
1 Page

Novel Electrically Controlled Periodic Optical Structures in the LC:PDMS Architecture

  • Szymon Baczyński,
  • Katarzyna A. Rutkowska,
  • Piotr Sobotka,
  • Kasper Marchlewicz,
  • Artur Dybko and
  • Marcin Juchniewicz

Optofluidics is a constantly developing research area that combines known technologies from chemistry and photonics. Various systems have been created, which are used in biology and chemistry as well as in other subjects. The combination of materials...

  • Review
  • Open Access
14 Citations
12,745 Views
25 Pages

A Review and Modern Approach to LC Ladder Synthesis

  • Alexander J. Casson and
  • Esther Rodriguez-Villegas

Ultra low power circuits require robust and reliable operation despite the unavoidable use of low currents and the weak inversion transistor operation region. For analogue domain filtering doubly terminated LC ladder based filter topologies are thus...

  • Article
  • Open Access
28 Citations
8,673 Views
10 Pages

Passive Wireless LC Proximity Sensor Based on LTCC Technology

  • Mingsheng Ma,
  • Yi Wang,
  • Feng Liu,
  • Faqiang Zhang,
  • Zhifu Liu and
  • Yongxiang Li

5 March 2019

In this work, we report a passive wireless eddy current proximity sensor based on inductive-capacitive (LC) resonance using a low temperature co-fired ceramic (LTCC) technology. The operation principle of the LC proximity sensor to the metal targets...

  • Article
  • Open Access
10 Citations
5,309 Views
23 Pages

A Comparative Analysis of Methods (LC-MS/MS, LC-MS and Rapid Test Kits) for the Determination of Diarrhetic Shellfish Toxins in Oysters, Mussels and Pipis

  • Penelope A. Ajani,
  • Chowdhury Sarowar,
  • Alison Turnbull,
  • Hazel Farrell,
  • Anthony Zammit,
  • Stuart Helleren,
  • Gustaaf Hallegraeff and
  • Shauna A. Murray

11 August 2021

Rapid methods for the detection of biotoxins in shellfish can assist the seafood industry and safeguard public health. Diarrhetic Shellfish Toxins (DSTs) are produced by species of the dinoflagellate genus Dinophysis, yet the comparative efficacy of...

  • Article
  • Open Access
2,166 Views
15 Pages

4th Order LC-Based Sigma Delta Modulators

  • Evelyn Cristina de Oliveira Lima,
  • Antonio Wallace Antunes Soares and
  • Diomadson Rodrigues Belfort

18 November 2022

Due to the characteristic of narrow band conversion around a central radio frequency, the Sigma Delta Modulator (ΣΔM) based on LC resonators is a suitable option for use in Software-Defined Radio (SDR). However, some aspects of the topolo...

  • Review
  • Open Access
13 Citations
4,168 Views
15 Pages

PT-Symmetric LC Passive Wireless Sensing

  • Dong-Yan Chen,
  • Lei Dong and
  • Qing-An Huang

30 May 2023

Parity–time (PT) symmetry challenges the long-held theoretical basis that only Hermitian operators correspond to observable phenomena in quantum mechanics. Non-Hermitian Hamiltonians satisfying PT symmetry also have a real-valued energy spectru...

  • Article
  • Open Access
25 Citations
6,950 Views
17 Pages

Mechanical Performance and Physico-Chemical Properties of Limestone Calcined Clay Cement (LC3) in Malawi

  • Innocent Kafodya,
  • Debojyoti Basuroy,
  • Joseph Mwiti Marangu,
  • Grant Kululanga,
  • Riccardo Maddalena and
  • Viviana Iris Novelli

Malawi is one of the least-developed countries in Sub-Saharan Africa with disaster-prone housing infrastructure characterized by poor construction materials. Therefore, there is a need to provide resilient and cost-effective materials, such as limest...

  • Article
  • Open Access
10 Citations
6,598 Views
12 Pages

Rotational Speed Measurement Based on LC Wireless Sensors

  • Yi Zhou,
  • Lei Dong,
  • Chi Zhang,
  • Lifeng Wang and
  • Qingan Huang

2 December 2021

This article presents a method for detecting rotational speed by LC (inductor-capacitor) wireless sensors. The sensing system consists of two identical LC resonant tanks. One is mounted on the rotating part and the other, as a readout circuit, is pla...

  • Article
  • Open Access
3 Citations
2,777 Views
9 Pages

A Rapid LC-MS/MS-PRM Assay for Serologic Quantification of Sialylated O-HPX Glycoforms in Patients with Liver Fibrosis

  • Aswini Panigrahi,
  • Julius Benicky,
  • Renhuizi Wei,
  • Jaeil Ahn,
  • Radoslav Goldman and
  • Miloslav Sanda

29 March 2022

Development of high throughput robust methods is a prerequisite for a successful clinical use of LC-MS/MS assays. In earlier studies, we reported that nLC-MS/MS measurement of the O-glycoforms of HPX is an indicator of liver fibrosis. In this study,...

  • Review
  • Open Access
27 Citations
16,823 Views
14 Pages

LC–NMR for Natural Product Analysis: A Journey from an Academic Curiosity to a Robust Analytical Tool

  • Tesfay Gebretsadik,
  • Wolfgang Linert,
  • Madhu Thomas,
  • Tarekegn Berhanu and
  • Russell Frew

6 January 2021

Liquid chromatography (LC)–nuclear magnetic resonance (NMR) combines the advantage of the outstanding separation power of liquid chromatography (LC) and the superior structural elucidating capability of nuclear magnetic resonance (NMR). NMR has...

  • Article
  • Open Access
2 Citations
3,737 Views
23 Pages

Transcriptomic Changes Predict Metabolic Alterations in LC3 Associated Phagocytosis in Aged Mice

  • Anuradha Dhingra,
  • John W. Tobias,
  • Nancy J. Philp and
  • Kathleen Boesze-Battaglia

LC3b (Map1lc3b) plays an essential role in canonical autophagy and is one of several components of the autophagy machinery that mediates non-canonical autophagic functions. Phagosomes are often associated with lipidated LC3b to promote phagosome matu...

  • Article
  • Open Access
4 Citations
2,745 Views
23 Pages

A Novel Approach for the Creation of Electrically Controlled LC:PDMS Microstructures

  • Katarzyna A. Rutkowska,
  • Piotr Sobotka,
  • Monika Grom,
  • Szymon Baczyński,
  • Marcin Juchniewicz,
  • Kasper Marchlewicz and
  • Artur Dybko

26 May 2022

This work presents research on unique optofluidic systems in the form of air channels fabricated in PDMS and infiltrated with liquid crystalline material. The proposed LC:PDMS structures represent an innovative solution due to the use of microchannel...

  • Article
  • Open Access
4 Citations
2,352 Views
21 Pages

Genome-Wide Analysis of the Liriodendron chinense Hsf Gene Family under Abiotic Stress and Characterization of the LcHsfA2a Gene

  • Yun Yang,
  • Jianchao Yin,
  • Liming Zhu,
  • Lin Xu,
  • Weihuang Wu,
  • Ye Lu,
  • Jinhui Chen,
  • Jisen Shi and
  • Zhaodong Hao

27 February 2024

Heat shock factors (Hsfs) play a crucial role in plant defense processes. However, the distribution and functional characteristics of Hsf genes in the relict plant Liriodendron chinense are still unclear. In this study, a total of 19 LcHsfs were iden...

  • Article
  • Open Access
18 Citations
9,391 Views
18 Pages

Largazole Pharmacokinetics in Rats by LC-MS/MS

  • Mingming Yu,
  • Lilibeth A. Salvador,
  • Sherwin K. B. Sy,
  • Yufei Tang,
  • Ravi S. P. Singh,
  • Qi-Yin Chen,
  • Yanxia Liu,
  • Jiyong Hong,
  • Hartmut Derendorf and
  • Hendrik Luesch

20 March 2014

A highly sensitive and specific LC-MS/MS method for the quantitation of largazole thiol, the active species of the marine-derived preclinical histone deacetylase inhibitor, largazole (prodrug), was developed and validated. Largazole thiol was extract...

  • Article
  • Open Access
8 Citations
4,283 Views
11 Pages

Peptidoglycan recognition proteins (PGRPs) play an important role in the defense against invading microbes via the recognition of the immunogenic substance peptidoglycan (PGN). Bees possess fewer PGRPs than Drosophila melanogaster and Anopheles gambi...

  • Review
  • Open Access
4 Citations
3,092 Views
31 Pages

Optimizing Tunable LC Devices with Twisted Light

  • José M. Otón,
  • Javier Pereiro-García,
  • Xabier Quintana,
  • Manuel Caño-García,
  • Eva Otón and
  • Morten A. Geday

24 December 2023

Tunable circular devices made of liquid crystals or other materials, like lenses, axicons, or phase plates, are often constrained by limitations in size, tunability, power, and other parameters. These constraints restrict their use and limit their ap...

  • Article
  • Open Access
9 Citations
4,277 Views
11 Pages

LC-MS/MS and LC-UV Determination of Moniliformin by Adding Lanthanide Ions to the Mobile Phase

  • Terenzio Bertuzzi,
  • Silvia Rastelli,
  • Annalisa Mulazzi and
  • Amedeo Pietri

29 September 2019

An innovative chromatographic analysis was developed for the determination of moniliformin (MON). Because of its ionic nature, MON is weakly retained in reversed-phase chromatography and the separation may be tricky. Nevertheless, this technique is n...

  • Article
  • Open Access
3 Citations
5,211 Views
10 Pages

25 April 2018

LC resonance magnetic sensors are widely used in low-field nuclear magnetic resonance (LF-NMR) and surface nuclear magnetic resonance (SNMR) due to their high sensitivity, low cost and simple design. In magnetically shielded rooms, LC resonance magne...

  • Article
  • Open Access
5 Citations
1,270 Views
16 Pages

Investigations into Replacing Calcined Clay with Sewage Sludge Ash in Limestone Calcined Clay Cement (LC3)

  • Hui Gu,
  • Zhaobo Meng,
  • Yilei Wang,
  • Xiaohui Gao,
  • Ruihua Wang,
  • Dongfang Wang,
  • Jianxiong Sheng and
  • Junjie Wang

11 February 2025

The effects of replacing calcined clay with sewage sludge ash (SSA) treated under room temperature and high temperature ranging from 500 °C to 900 °C in limestone calcined clay cement (LC3) have been investigated in this paper. The optimal ca...

  • Article
  • Open Access
24 Citations
7,957 Views
10 Pages

Simplified LC-MS Method for Analysis of Sterols in Biological Samples

  • Cene Skubic,
  • Irena Vovk,
  • Damjana Rozman and
  • Mitja Križman

9 September 2020

We developed a simple and robust liquid chromatographic/mass spectrometric method (LC-MS) for the quantitative analysis of 10 sterols from the late part of cholesterol synthesis (zymosterol, dehydrolathosterol, 7-dehydrodesmosterol, desmosterol, zymo...

  • Article
  • Open Access
1,046 Views
16 Pages

Prognostic Value of LC3A Protein Expression Patterns in Rectal Cancer Tumors

  • Vincent Ho,
  • Liping Chung,
  • Tristan Rutland,
  • Vivienne Lea,
  • Stephanie H. Lim,
  • Askar Abubakar,
  • Weng Ng,
  • Mark Lee,
  • Tara L. Roberts and
  • Wei Chua
  • + 2 authors

5 May 2025

Background/Objectives: Autophagy is a conserved self-degradation process by which cells break down and recycle their cellular constituents. This process is activated by various stressors, including nutrient deprivation and DNA damage, and has also be...

  • Article
  • Open Access
2 Citations
2,443 Views
24 Pages

Functional Relationships between L1CAM, LC3, ATG12, and Aβ

  • Gabriele Loers,
  • Ute Bork and
  • Melitta Schachner

9 October 2024

Abnormal protein accumulations in the brain are linked to aging and the pathogenesis of dementia of various types, including Alzheimer’s disease. These accumulations can be reduced by cell indigenous mechanisms. Among these is autophagy, whereb...

  • Article
  • Open Access
1 Citations
2,442 Views
31 Pages

Evaluating the Environmental Impacts and Social Risks of Limestone Calcined Clay Cement (LC3) Mortars

  • Pamela Haverkamp,
  • Marzia Traverso,
  • Ameer Hamza Ahmed,
  • Marco Liebscher and
  • Viktor Mechtcherine

18 September 2025

Cement production significantly contributes to global CO2 emissions. Limestone Calcined Clay Cement (LC3)—a mixture of limestone, calcined clay, cement clinker, and gypsum—offers a promising alternative by significantly reducing clinker c...

  • Article
  • Open Access
22 Citations
10,929 Views
17 Pages

23 December 2013

Liquid chromatography tandem mass spectrometry (LC-MS/MS) has been used historically in proteomics research for over 20 years. However, until recently LC-MS/MS has only been routinely used in food testing for small molecule contaminant detection, for...

  • Article
  • Open Access
22 Citations
5,777 Views
14 Pages

Larix decidua Bark as a Source of Phytoconstituents: An LC-MS Study

  • Valeria Baldan,
  • Stefania Sut,
  • Marta Faggian,
  • Elena Dalla Gassa,
  • Sara Ferrari,
  • Gabriele De Nadai,
  • Stefano Francescato,
  • Gianni Baratto and
  • Stefano Dall’Acqua

15 November 2017

Larix decidua bark is a waste of the timber industry and is widely diffused in Northern Italy. This material can be considered a good source of antioxidants and phytoconstituents with possible use in cosmetic or nutraceutical products. In this study,...

  • Article
  • Open Access
66 Citations
8,914 Views
30 Pages

19 March 2019

A reliable and practical multi-method was developed for the quantification of mycotoxins in plasma, urine, and feces of pigs, and plasma and excreta of broiler chickens using liquid chromatography–tandem mass spectrometry. The targeted mycotoxi...

  • Article
  • Open Access
9 Citations
7,654 Views
13 Pages

Large-size (4–5 µm) superficially porous particles yield lower plate heights (e.g., the minimal reduced plate height or hmin ≈ 1.5) than fully porous particles of a similar size when packed into large-bore columns. This property allows for better ch...

  • Article
  • Open Access
54 Citations
8,798 Views
16 Pages

Line-Field Confocal Optical Coherence Tomography (LC-OCT) for Skin Imaging in Dermatology

  • Flora Latriglia,
  • Jonas Ogien,
  • Clara Tavernier,
  • Sébastien Fischman,
  • Mariano Suppa,
  • Jean-Luc Perrot and
  • Arnaud Dubois

28 November 2023

Line-field confocal optical coherence tomography (LC-OCT) is a non-invasive optical imaging technique based on a combination of the principles of optical coherence tomography and reflectance confocal microscopy with line-field illumination, which can...

  • Article
  • Open Access
3 Citations
3,870 Views
13 Pages

metabCombiner 2.0: Disparate Multi-Dataset Feature Alignment for LC-MS Metabolomics

  • Hani Habra,
  • Jennifer L. Meijer,
  • Tong Shen,
  • Oliver Fiehn,
  • David A. Gaul,
  • Facundo M. Fernández,
  • Kaitlin R. Rempfert,
  • Thomas O. Metz,
  • Karen E. Peterson and
  • Charles R. Evans
  • + 1 author

15 February 2024

Liquid chromatography–high-resolution mass spectrometry (LC-HRMS), as applied to untargeted metabolomics, enables the simultaneous detection of thousands of small molecules, generating complex datasets. Alignment is a crucial step in data proce...

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