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21 Results Found

  • Article
  • Open Access
21 Citations
4,786 Views
18 Pages

Self-Assembling Systems Based on Pillar[5]arenes and Surfactants for Encapsulation of Diagnostic Dye DAPI

  • Anastasia Nazarova,
  • Arthur Khannanov,
  • Artur Boldyrev,
  • Luidmila Yakimova and
  • Ivan Stoikov

In this paper, we report the development of the novel self-assembling systems based on oppositely charged Pillar[5]arenes and surfactants for encapsulation of diagnostic dye DAPI. For this purpose, the aggregation behavior of synthesized macrocycles...

(This article belongs to the Special Issue The Self-Assembly and Design of Polyfunctional Nanosystems 2.0)
  • Article
  • Open Access
1 Citations
2,320 Views
13 Pages

Monitoring Ammonium Polyphosphate (APP) Biodegradation by Acinetobacter nosocomialis D-3 Using DAPI

  • Xiangxiang Li,
  • Yule Cai,
  • Qiqing Qiu,
  • Jiamin Wu and ,
  • Jing Wang and
  • Jieqiong Qiu
  • + 1 author+ 0 author

Ammonium polyphosphate (APP), a pivotal constituent within environmentally friendly flame retardants, exhibits notable decomposition susceptibility and potentially engenders ecological peril. Consequently, monitoring the APP concentration to ensure p...

(This article belongs to the Section Cross-Field Chemistry)
  • Article
  • Open Access
32 Citations
9,489 Views
17 Pages

A New Sensitive Method for the Detection of Mycoplasmas Using Fluorescence Microscopy

  • Anna Ligasová,
  • Markéta Vydržalová,
  • Renata Buriánová,
  • Lenka Brůčková and ,
  • Renata Večeřová,
  • Anna Janošťáková and
  • Karel Koberna
  • + 2 authors+ 0 author

25 November 2019

Contamination of cell cultures by mycoplasmas is a very common phenomenon. As they can substantially alter cell metabolism and potentially spread to all cell cultures in laboratory, their early detection is necessary. One of the fastest and cheapest...

  • Article
  • Open Access
2 Citations
3,061 Views
12 Pages

Structural Characterization of B-DNA d(CGTGAATTCACG)2 in Complex with the Specific Minor Groove Binding Fluorescent Marker Hoechst 33342

  • Hristina Sbirkova-Dimitrova,
  • Rusi Rusew,
  • Hristo Gerginov,
  • Annie Heroux and
  • Boris L. Shivachev

27 December 2024

Recently, there have been numerous reports on the use of different fluorescent DNA stains for specific minor groove binding. The exploration of biological markers increases the safety of their use as diagnostic criteria. Single crystal analysis of DN...

(This article belongs to the Section Biomolecular Crystals)
  • Article
  • Open Access
37 Citations
7,465 Views
16 Pages

Classification of Cells in CTC-Enriched Samples by Advanced Image Analysis

  • Sanne De Wit,
  • Leonie L. Zeune,
  • T. Jeroen N. Hiltermann,
  • Harry J. M. Groen and ,
  • Guus Van Dalum and
  • Leon W. M. M. Terstappen
  • + 1 author+ 0 author

10 October 2018

In the CellSearch® system, blood is immunomagnetically enriched for epithelial cell adhesion molecule (EpCAM) expression and cells are stained with the nucleic acid dye 4′6-diamidino-2-phenylindole (DAPI), Cytokeratin-PE (CK), and CD45-APC....

(This article belongs to the Special Issue Circulating Tumor Cells (CTCs))
  • Article
  • Open Access
21 Citations
4,189 Views
22 Pages

Permeation of Molecules through Astroglial Connexin 43 Hemichannels Is Modulated by Cytokines with Parameters Depending on the Permeant Species

  • Juan C. Sáez,
  • Aníbal A. Vargas,
  • Diego E. Hernández,
  • Fernando C. Ortiz and ,
  • Christian Giaume and
  • Juan A. Orellana
  • + 1 author+ 0 author

Recent studies indicate that connexin hemichannels do not act as freely permeable non-selective pores, but they select permeants in an isoform-specific manner with cooperative, competitive and saturable kinetics. The aim of this study was to investig...

(This article belongs to the Special Issue Pannexin- and Connexin-Based Channels under Normal and Pathological Conditions)
  • Proceeding Paper
  • Open Access
1,427 Views
5 Pages

Electrospinning can be used to prepare nanofiber mats from diverse polymers and polymer blends. A large area of research is the application of nanofibrous membranes for tissue engineering. Typically, cell adhesion and proliferation as well as the via...

(This article belongs to the Proceedings of The 1st International Online Conference on Photonics)
  • Article
  • Open Access
10 Citations
3,777 Views
13 Pages

Fluorometric Quantification of Human Platelet Polyphosphate Using 4′,6-Diamidine-2-phenylindole Dihydrochloride: Applications in the Japanese Population

  • Taisuke Watanabe,
  • Yutaka Kitamura,
  • Hachidai Aizawa,
  • Hideo Masuki and ,
  • Tetsuhiro Tsujino,
  • Atsushi Sato,
  • Hideo Kawabata,
  • Kazushige Isobe,
  • Koh Nakata and
  • Tomoyuki Kawase
  • + 5 authors+ 0 author

Polyphosphate (polyP), a biopolymer of inorganic phosphate, is widely distributed in living organisms. In platelets, polyP is released upon activation and plays important roles in coagulation and tissue regeneration. However, the lack of a specific q...

(This article belongs to the Special Issue Molecular Research on Platelet Activity in Health and Disease 3.0)
  • Article
  • Open Access
13 Citations
11,532 Views
8 Pages

Microfluidic Cell Cycle Analysis of Spread Cells by DAPI Staining

  • Jing Sun,
  • Jiayu Zhang,
  • Haibo Yang,
  • Gongzhuo Wang and ,
  • Yanzhao Li,
  • Xuxin Zhang,
  • Qidan Chen and
  • Ming-Fei Lang
  • + 3 authors+ 0 author

24 January 2017

Single-cell cell cycle analysis is an emerging technique that requires detailed exploration of the image analysis process. In this study, we established a microfluidic single-cell cell cycle analysis method that can analyze cells in small numbers and...

(This article belongs to the Special Issue Selected Papers from 2016 International Conference of Microfluidics, Nanofluidics and Lab-on-a-Chip)
  • Article
  • Open Access
13 Citations
6,594 Views
13 Pages

DNA-DAPI Interaction-Based Method for Cell Proliferation Rate Evaluation in 3D Structures

  • Egidijus Šimoliūnas,
  • Paulius Kantakevičius,
  • Miglė Kalvaitytė,
  • Lina Bagdzevičiūtė and ,
  • Milda Alksnė and
  • Daiva Baltriukienė
  • + 1 author+ 0 author

Effective cell number monitoring throughout the three-dimensional (3D) scaffold is a key factor in tissue engineering. There are many methods developed to evaluate cell number in 2D environments; however, they often encounter limitations in 3D. There...

(This article belongs to the Section Biochemistry, Molecular and Cellular Biology)
  • Article
  • Open Access
1,444 Views
12 Pages

Establishment and Optimization of an Experiment System for Flow Cytometry in Oil-Seed Camellia

  • Ying Zhang,
  • Zhen Zhang,
  • Xiangnan Wang,
  • Rui Wang and ,
  • Zhilong He,
  • Gaohong Xiao,
  • Weiguo Li and
  • Yongzhong Chen
  • + 3 authors+ 0 author

Ploidy identification is a basic method for determining germplasm resources and for breeding new varieties of oil-seed camellia. In this study, flow cytometry and K-mer analysis were used to identify the ploidy of oil-seed camellia germplasms. To det...

(This article belongs to the Section Genetics, Genomics, Breeding, and Biotechnology (G2B2))
  • Article
  • Open Access
34 Citations
10,899 Views
13 Pages

Application of the Fluorescent Dye BODIPY in the Study of Lipid Dynamics of the Rice Blast Fungus Magnaporthe oryzae

  • Jiaoyu Wang,
  • Xiaoyu Guo,
  • Ling Li,
  • Haiping Qiu and ,
  • Zhen Zhang,
  • Yanli Wang and
  • Guochang Sun
  • + 2 authors+ 0 author

Rice blast is one of the most serious diseases affecting rice yield which is caused by Magnaporthe oryzae, a model organism for studies on plant pathogenic fungi. Lipids stored in M. oryzae cells have been shown to be crucial for the development of a...

(This article belongs to the Section Bioorganic Chemistry)
  • Article
  • Open Access
35 Citations
7,757 Views
19 Pages

Comparing Super-Resolution Microscopy Techniques to Analyze Chromosomes

  • Ivona Kubalová,
  • Alžběta Němečková,
  • Klaus Weisshart,
  • Eva Hřibová and
  • Veit Schubert

14 February 2021

The importance of fluorescence light microscopy for understanding cellular and sub-cellular structures and functions is undeniable. However, the resolution is limited by light diffraction (~200–250 nm laterally, ~500–700 nm axially). Meanwhile, super...

(This article belongs to the Special Issue Advances in Plant Cell Imaging)
  • Article
  • Open Access
9 Citations
3,861 Views
15 Pages

A Study of the Impact of Graphene Oxide on Viral Infection Related to A549 and TC28a2 Human Cell Lines

  • Piotr Kuropka,
  • Maciej Dobrzynski,
  • Barbara Bazanow,
  • Dominika Stygar and ,
  • Tomasz Gebarowski,
  • Anna Leskow,
  • Malgorzata Tarnowska,
  • Katarzyna Szyszka,
  • Malgorzata Malecka and
  • Rafal J. Wiglusz
  • + 7 authors+ 2 authors

16 December 2021

Graphene has been one of the most tested materials since its discovery in 2004. It is known for its special properties, such as electrical conductivity, elasticity and flexibility, antimicrobial effect, and high biocompatibility with many mammal cell...

(This article belongs to the Special Issue Influence of Nanomaterials on Biological Processes In Vitro and In Vivo)
  • Article
  • Open Access
6 Citations
2,169 Views
19 Pages

Treatment of Melanoma Cells with Chloroquine and Everolimus Activates the Apoptosis Process and Alters Lipid Redistribution

  • Dorota Ciołczyk-Wierzbicka,
  • Marta Zarzycka,
  • Wojciech Placha,
  • Grzegorz Zemanek and
  • Karol Wierzbicki

15 November 2024

The balance between apoptosis and autophagy plays a key role in cancer biology and treatment strategies. The aim of this study was to assess the effect of the mTOR kinase inhibitor everolimus and chloroquine on the regulation of proliferation, caspas...

(This article belongs to the Section Molecular Pathology, Diagnostics, and Therapeutics)
  • Article
  • Open Access
15 Citations
5,759 Views
13 Pages

Microfluidic 3D tissue culture systems are attractive for in vitro drug testing applications due to the ability of these platforms to generate 3D tissue models and perform drug testing at a very small scale. However, the minute cell number and liquid...

(This article belongs to the Special Issue Microfluidics for Cells and Other Organisms, Volume II)
  • Article
  • Open Access
9 Citations
3,341 Views
20 Pages

17 May 2022

Platinum anticancer drugs inhibit the division of cancer cells through a DNA binding mechanism. The bimetallic platinum compounds have a possibility for blocking DNA replication via the cross-linking of DNA functional groups at different distances. M...

(This article belongs to the Special Issue Molecular Hydrodynamics, Optics and Electro-Optics of Biological and Synthetic Polymers and Their Complexes in Solutions)
  • Article
  • Open Access
18 Citations
5,182 Views
12 Pages

Identification of Tyrosyl Oleate as a Novel Olive Oil Lipophenol with Proliferative and Antioxidant Properties in Human Keratinocytes

  • Cinzia Benincasa,
  • Chiara La Torre,
  • Alessia Fazio,
  • Enzo Perri and ,
  • Maria Cristina Caroleo,
  • Pierluigi Plastina and
  • Erika Cione
  • + 2 authors+ 0 author

Lipophenols are an emerging subclass of phenolic compounds characterized by the presence of a lipid moiety. Recently, hydroxytyrosyl oleate (HtyOle), a derivative of hydroxytyrosol, has been identified in olive oil and by-products. Furthermore, HtyOl...

(This article belongs to the Special Issue Lipophilic Derivative as Antioxidants)
  • Article
  • Open Access
10 Citations
5,291 Views
14 Pages

Cationic azobenzene-containing surfactants are capable of condensing DNA in solution with formation of nanosized particles that can be employed in gene delivery. The ratio of surfactant/DNA concentration and solution ionic strength determines the res...

(This article belongs to the Special Issue Gene Delivery)
  • Article
  • Open Access
13 Citations
6,870 Views
16 Pages

Leukocyte-Derived Extracellular Vesicles in Blood with and without EpCAM Enrichment

  • Afroditi Nanou,
  • Leonie L. Zeune and
  • Leon W.M.M. Terstappen

20 August 2019

Large tumor-derived Extracellular Vesicles (tdEVs) detected in blood of metastatic prostate, breast, colorectal, and non-small cell lung cancer patients after enrichment for Epithelial Cell Adhesion Molecule (EpCAM) expression and labeling with 4&pri...

(This article belongs to the Special Issue Circulating Tumor Cells: Finding Rare Events for A Huge Knowledge of Cancer Dissemination)
  • Article
  • Open Access
20 Citations
4,246 Views
11 Pages

Ionizing Irradiation Induces Vascular Damage in the Aorta of Wild-Type Mice

  • Nobuyuki Hamada,
  • Ki-ichiro Kawano,
  • Farina Mohamad Yusoff,
  • Kyoji Furukawa and ,
  • Ayumu Nakashima,
  • Makoto Maeda,
  • Hiroshi Yasuda,
  • Tatsuya Maruhashi and
  • Yukihito Higashi
  • + 4 authors+ 0 author

18 October 2020

There has been a recent upsurge of interest in the effects of ionizing radiation exposure on the circulatory system, because a mounting body of epidemiological evidence suggests that irradiation induces cardio- and cerebrovascular disease at a much l...

(This article belongs to the Collection Incorporating DNA Damage Response (DDR) Mechanisms in Cancer Systems)