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41 Results Found

  • Article
  • Open Access
3 Citations
2,895 Views
14 Pages

2 March 2022

Content Delivery Network (CDN) technology is one of the core technologies for performance optimization of mobile WEB applications, but it often encounters bottlenecks in video storage. In this paper, based on studying the basic technical model of dis...

(This article belongs to the Section Intelligent Sensors)
  • Review
  • Open Access
229 Citations
21,637 Views
29 Pages

Challenges and Opportunities in the Clinical Development of STING Agonists for Cancer Immunotherapy

  • Leila Motedayen Aval,
  • James E. Pease,
  • Rohini Sharma and
  • David J. Pinato

16 October 2020

Immune checkpoint inhibitors (ICI) have revolutionised cancer therapy. However, they have been effective in only a small subset of patients and a principal mechanism underlying immune-refractoriness is a ‘cold’ tumour microenvironment, th...

(This article belongs to the Special Issue Clinical Development of Immune Checkpoint Inhibitors for Cancers)
  • Article
  • Open Access
6 Citations
2,037 Views
14 Pages

5 January 2023

This paper formulates and solves a new problem of the double model following adaptive control (MFAC) of nodes and links in a complex dynamical network (CDN). This is different from most existing studies on CDN and MFAC. Inspired by the concept of com...

(This article belongs to the Section Complexity)
  • Article
  • Open Access
46 Citations
6,067 Views
25 Pages

β-Cyclodextrin-Based Nanosponges Functionalized with Drugs and Gold Nanoparticles

  • Isabel Asela,
  • Orlando Donoso-González,
  • Nicolás Yutronic and
  • Rodrigo Sierpe

Drugs are widely used as therapeutic agents; however, they may present some limitations. To overcome some of the therapeutic disadvantages of drugs, the use of β-cyclodextrin-based nanosponges (βCDNS) constitutes a promising strategy. βCDNS are matri...

(This article belongs to the Special Issue Supramolecular Systems for Gene and Drug Delivery)
  • Article
  • Open Access
6 Citations
4,917 Views
13 Pages

Determination of Cordycepin Using a Stability-Indicating Greener HPTLC Method

  • Prawez Alam,
  • Faiyaz Shakeel,
  • Mohammed H. Alqarni,
  • Ahmed I. Foudah and ,
  • Tariq M. Aljarba,
  • Aftab Alam,
  • Mohammed M. Ghoneim,
  • Syed Mohammed Basheeruddin Asdaq,
  • Sultan Alshehri and
  • Muzaffar Iqbal
  • + 5 authors+ 0 author

A wide range of analytical techniques have been reported to determine cordycepin (CDN) in various sample matrices. Nevertheless, greener analytical approaches for CDN estimation are scarce in the literature. As a result, this study was designed to de...

(This article belongs to the Section Analysis of Natural Products and Pharmaceuticals)
  • Review
  • Open Access
93 Citations
8,267 Views
19 Pages

The Age of Cyclic Dinucleotide Vaccine Adjuvants

  • Himanshu Gogoi,
  • Samira Mansouri and
  • Lei Jin

13 August 2020

As prophylactic vaccine adjuvants for infectious diseases, cyclic dinucleotides (CDNs) induce safe, potent, long-lasting humoral and cellular memory responses in the systemic and mucosal compartments. As therapeutic cancer vaccine adjuvants, CDNs ind...

(This article belongs to the Special Issue Vaccine Formulation for Infectious Diseases and Adjuvant Mechanisms of Action)
  • Review
  • Open Access
50 Citations
7,166 Views
31 Pages

17 August 2021

Cyclic dinucleotides (CDNs), originally discovered as bacterial second messengers, play critical roles in bacterial signal transduction, cellular processes, biofilm formation, and virulence. The finding that CDNs can trigger the innate immune respons...

(This article belongs to the Special Issue Advances in Vaccine Development)
  • Article
  • Open Access
1 Citations
1,680 Views
15 Pages

The scope of complex dynamical networks (CDNs) with dynamic edges is very wide, as it is composed of a class of realistic networks including web-winding systems, communication networks, neural networks, etc. However, a classic research topic in CDNs,...

(This article belongs to the Section Systems & Control Engineering)
  • Review
  • Open Access
35 Citations
8,500 Views
40 Pages

The World of Cyclic Dinucleotides in Bacterial Behavior

  • Aline Dias da Purificação,
  • Nathalia Marins de Azevedo,
  • Gabriel Guarany de Araujo,
  • Robson Francisco de Souza and
  • Cristiane Rodrigues Guzzo

The regulation of multiple bacterial phenotypes was found to depend on different cyclic dinucleotides (CDNs) that constitute intracellular signaling second messenger systems. Most notably, c-di-GMP, along with proteins related to its synthesis, sensi...

(This article belongs to the Section Computational and Theoretical Chemistry)
  • Article
  • Open Access
15 Citations
4,849 Views
15 Pages

12 November 2020

Stimulator of interferon genes (STING) is an endoplasmic reticulum adaptor transmembrane protein that plays a pivotal role in innate immune system. STING agonists, such as endogenous cyclic dinucleotide (CDN) cyclic GMP-AMP (cGAMP), have been used in...

(This article belongs to the Special Issue Medicinal Chemistry in China)
  • Article
  • Open Access
1 Citations
4,058 Views
16 Pages

Multi-Agent Deep-Q Network-Based Cache Replacement Policy for Content Delivery Networks

  • Janith K. Dassanayake,
  • Minxiao Wang,
  • Muhammad Z. Hameed and
  • Ning Yang

14 August 2024

In today’s digital landscape, content delivery networks (CDNs) play a pivotal role in ensuring rapid and seamless access to online content across the globe. By strategically deploying a network of edge servers in close proximity to users, CDNs...

(This article belongs to the Special Issue Industrial Internet of Things (IIoT): Trends and Technologies)
  • Article
  • Open Access
7 Citations
2,595 Views
25 Pages

11 November 2024

The allosteric SERCA (Sarcoplasmic/Endoplasmic Reticulum Ca2+-ATPase) activator CDN1163 has been recently added to the group of pharmacological tools for probing SERCA function. We chose to investigate the effects of the compound on T lymphocyte Ca2+...

(This article belongs to the Special Issue Calcium Signaling in Health and Diseases)
  • Article
  • Open Access
5 Citations
3,913 Views
10 Pages

Control of STING Agonistic/Antagonistic Activity Using Amine-Skeleton-Based c-di-GMP Analogues

  • Yuta Yanase,
  • Genichiro Tsuji,
  • Miki Nakamura,
  • Norihito Shibata and
  • Yosuke Demizu

Stimulator of Interferon Genes (STING) is a type of endoplasmic reticulum (ER)-membrane receptor. STING is activated by a ligand binding, which leads to an enhancement of the immune-system response. Therefore, a STING ligand can be used to regulate t...

(This article belongs to the Special Issue Small Molecules, Influence of Molecular Pathways 2.0)
  • Article
  • Open Access
5 Citations
4,720 Views
20 Pages

Hybrid CDN Architecture Integrating Edge Caching, MEC Offloading, and Q-Learning-Based Adaptive Routing

  • Aymen D. Salman,
  • Akram T. Zeyad,
  • Asia Ali Salman Al-karkhi,
  • Safanah M. Raafat and
  • Amjad J. Humaidi

13 October 2025

Content Delivery Networks (CDNs) have evolved to meet surging data demands and stringent low-latency requirements driven by emerging applications like high-definition video streaming, virtual reality, and IoT. This paper proposes a hybrid CDN archite...

(This article belongs to the Special Issue Edge and Fog Computing for Internet of Things Systems (2nd Edition))
  • Article
  • Open Access
2 Citations
2,226 Views
29 Pages

31 July 2023

This paper aims to investigate the robustness of exponential synchronization in complex dynamic networks (CDNs) with time-varying delays and random disturbances. Via the Gronwall–Bellman lemma and partial inequality methods, by calculating the...

(This article belongs to the Section B: Mathematics)
  • Article
  • Open Access
141 Views
29 Pages

Protocol-Compliant Back-to-Origin Amplification in Satellite-Enabled CDNs

  • Bingru Jia,
  • Xiaodan Yan,
  • Yongli Zhao,
  • Ang Cao and ,
  • Zhaochen Zhu and
  • Yuqing Sun
  • + 1 author+ 0 author

15 October 2026

Satellite-enabled content delivery networks (S-CDNs) are needed to improve content access for wide-area, remote, and highly dynamic users, for whom relying only on terrestrial CDN infrastructure is often insufficient. However, in conventional CDN sys...

(This article belongs to the Special Issue Security Challenges and Opportunities of Artificial Intelligence/Big Data Scenarios, 2nd Edition)
  • Article
  • Open Access
10 Citations
4,790 Views
20 Pages

Cell Membrane- and Extracellular Vesicle-Coated Chitosan Methacrylate-Tripolyphosphate Nanoparticles for RNA Delivery

  • Wen Jie Melvin Liew,
  • Syed Abdullah Alkaff,
  • Sheng Yuan Leong,
  • Marin Zhen Lin Yee and ,
  • Han Wei Hou and
  • Bertrand Czarny
  • + 1 author+ 0 author

23 December 2024

mRNA-based vaccines against the COVID-19 pandemic have propelled the use of nucleic acids for drug delivery. Conventional lipid-based carriers, such as liposomes and nanolipogels, effectively encapsulate and deliver RNA but are hindered by issues suc...

(This article belongs to the Section Materials Science)
  • Article
  • Open Access
14 Citations
3,717 Views
15 Pages

With the explosive growth of the demand for computing power in the era of digital economy and the continuous enhancement of the computing power of terminals, how to provide high bandwidth, low-latency, and low-cost service by leveraging the user devi...

(This article belongs to the Special Issue Edge Computing for Urban Internet of Things)
  • Article
  • Open Access
800 Views
22 Pages

26 November 2025

This paper is concerned with the secure and resource-efficient cluster synchronization problem of a class of complex dynamical networks (CDNs) under random deception attacks. Each node in the CDNs is modeled by a nonlinear dynamical system with multi...

(This article belongs to the Special Issue Dynamics on Complex Networks: Theory, Modelling, and Applications)
  • Review
  • Open Access
4 Citations
1,750 Views
42 Pages

24 September 2025

Cyclodextrin-based nanosponges (CDNSs) are novel polymers composed of cross-linked cyclodextrin (CD) macrocyclic units, whose characteristics make them great candidates for drug delivery systems with adjustable properties for the drug release process...

(This article belongs to the Special Issue Cyclodextrins: Properties and Applications, 3rd Edition)
  • Article
  • Open Access
1,629 Views
13 Pages

14 September 2024

This paper investigates the problem of exponential synchronization control for complex dynamical systems (CDNs) with input saturation. Considering the effects of transmission delay, a memory sampled-data controller is designed. A modified two-sided l...

(This article belongs to the Section Complexity)
  • Article
  • Open Access
30 Citations
4,240 Views
18 Pages

7 January 2020

In attempt to broaden the use of cyclodextrin polymer for catalytic purposes, a novel covalent hybrid system was prepared through growth of multi-nitrogen atom containing polymer (PMelamine) derived from reaction of ethylenediamine and 2,4,6-trichlor...

(This article belongs to the Section Organic Chemistry)
  • Article
  • Open Access
1 Citations
2,934 Views
14 Pages

23 September 2025

Illegal broadcasting is one of the primary challenges for Over the Top (OTT) service providers. Watermarking is a method used to trace illegal redistribution of video content. However, watermarking introduces processing overhead due to the embedding...

(This article belongs to the Special Issue Multimedia Data and Network Security)
  • Article
  • Open Access
16 Citations
3,591 Views
17 Pages

Phosphorus Regulates the Level of Signaling Molecules in Rice to Reduce Cadmium Toxicity

  • Qiaoyu Chen,
  • Yanyan Hu,
  • Lijun Yang,
  • Benguo Zhu and
  • Feng Luo

7 September 2022

Phosphorus treatment can reduce Cd accumulation and Cd toxicity in rice, but alterations in the internal regulatory network of rice during this process have rarely been reported. We have removed the effect of cadmium phosphate precipitation from the...

(This article belongs to the Special Issue Advanced Research in Plant Metabolomics)
  • Article
  • Open Access
1 Citations
4,123 Views
20 Pages

21 March 2021

Multiagent cooperation is one of the most attractive research fields in multiagent systems. There are many attempts made by researchers in this field to promote cooperation behavior. However, several issues still exist, such as complex interactions a...

(This article belongs to the Special Issue Reinforcement Learning Algorithms)
  • Article
  • Open Access
39 Citations
7,662 Views
15 Pages

Stimulator of interferon genes (STING) agonists can improve the anticancer efficacy of immune checkpoint blockade by amplifying tumor immunogenicity. However, the clinical translation of cyclic dinucleotides (CDNs) as STING agonists is hindered by th...

(This article belongs to the Special Issue Targeted Drug Delivery to Improve Cancer Therapy)
  • Article
  • Open Access
6 Citations
2,942 Views
15 Pages

XDN-Based Network Framework Design to Communicate Interaction in Virtual Concerts with Metaverse Platforms

  • Sangwon Oh,
  • Kwangmoo Chung,
  • Ibrahim Aliyu,
  • Minsoo Hahn and ,
  • Il-Kwon Jeong,
  • Cho-Rong Yu,
  • Tai-Won Um and
  • Jinsul Kim
  • + 3 authors+ 0 author

22 August 2023

In the trend of transforming existing systems and services into non-face-to-face models, the concert industry is also showing movements toward transitioning to virtual formats. Physical concerts in the real world require venues that can accommodate h...

(This article belongs to the Section Computing and Artificial Intelligence)
  • Article
  • Open Access
20 Citations
5,973 Views
19 Pages

26 April 2023

Redirection and protocol techniques are key components of the infrastructure for Content Delivery Networks (CDNs) that aid in the delivery of Multimedia Internet services to end-consumers. Redirection methods are used to route the user’s reques...

  • Article
  • Open Access
2 Citations
3,194 Views
12 Pages

13 June 2019

In this paper, we propose subcarrier allocation based cooperative spectrum sharing protocol for OFDM relaying networks with wireless energy harvesting. In the proposed protocol, the cognitive relay node utilizes different subcarriers to forward the p...

(This article belongs to the Special Issue Measurements for Cognitive Radio Communication Systems)
  • Article
  • Open Access
9 Citations
3,905 Views
12 Pages

17 February 2021

In the present research, a sonochemical approach was applied to prepare new cadmium(II) coordination 2D polymer, [Cd(L)(NO2)2]n (L = 1,2-bis(1-(pyridin-3-yl)ethylidene)hydrazine) and structurally characterized with various spectroscopic techniques in...

(This article belongs to the Special Issue Non-covalent Interactions in Coordination and Organometallic Chemistry)
  • Review
  • Open Access
57 Citations
7,763 Views
50 Pages

Cyclodextrin-based nanosponges (CDNSs) are complex macromolecular structures composed of individual cyclodextrins (CDs) and nanochannels created between cross-linked CD units and cross-linkers. Due to their unique structural and physicochemical prope...

(This article belongs to the Section Macromolecules)
  • Article
  • Open Access
33 Citations
7,160 Views
40 Pages

Fifteen Years of Cal/Val Service to Reference Altimetry Missions: Calibration of Satellite Altimetry at the Permanent Facilities in Gavdos and Crete, Greece

  • Stelios P. Mertikas,
  • Craig Donlon,
  • Pierre Féménias,
  • Constantin Mavrocordatos and ,
  • Demitris Galanakis,
  • Achilles Tripolitsiotis,
  • Xenophon Frantzis,
  • Ilias N. Tziavos,
  • George Vergos and
  • Thierry Guinle
  • + 5 authors+ 0 author

27 September 2018

Satellite altimetry provides exceptional means for absolute and undisputable monitoring of changes in sea level and inland waters (rivers and lakes), over regional to global scales, with accuracy and with respect to the center of mass of the Earth. A...

(This article belongs to the Special Issue Radar Remote Sensing of Oceans and Coastal Areas)
  • Article
  • Open Access
3 Citations
2,576 Views
18 Pages

5 December 2021

Distributed appliances connected to the Internet have provided various multimedia services. In particular, networked Personal Video Recorders (PVRs) can store broadcast TV programs in their storage devices or receive them from central servers, enabli...

(This article belongs to the Section Computing and Artificial Intelligence)
  • Feature Paper
  • Article
  • Open Access
17 Citations
6,063 Views
14 Pages

cGAMP Promotes Germinal Center Formation and Production of IgA in Nasal-Associated Lymphoid Tissue

  • Hiromi Takaki,
  • Ken Takashima,
  • Hiroyuki Oshiumi,
  • Akira Ainai and ,
  • Tadaki Suzuki,
  • Hideki Hasegawa,
  • Misako Matsumoto and
  • Tsukasa Seya
  • + 3 authors+ 0 author

18 December 2017

Induction of immunoglobulin (Ig) A in the mucosa of the upper respiratory tract and the nasal cavity protects against influenza virus infection. Cyclic dinucleotides (CDNs) are used as mucosal adjuvants to enhance the immunogenicity of intranasal inf...

(This article belongs to the Section Immunology and Infectious Diseases)
  • Article
  • Open Access
18 Citations
5,205 Views
28 Pages

Online Service Function Chain Deployment for Live-Streaming in Virtualized Content Delivery Networks: A Deep Reinforcement Learning Approach

  • Jesús Fernando Cevallos Moreno,
  • Rebecca Sattler,
  • Raúl P. Caulier Cisterna,
  • Lorenzo Ricciardi Celsi and ,
  • Aminael Sánchez Rodríguez and
  • Massimo Mecella
  • + 1 author+ 0 author

29 October 2021

Video delivery is exploiting 5G networks to enable higher server consolidation and deployment flexibility. Performance optimization is also a key target in such network systems. We present a multi-objective optimization framework for service function...

(This article belongs to the Special Issue 5G Enabling Technologies and Wireless Networking)
  • Article
  • Open Access
1 Citations
2,412 Views
15 Pages

The transmission bandwidth of a vehicle–ground connection is low when an EMU (electric multiple unit) is running in a high-speed scenario. To this end, this paper focuses on the need to solve the problem of the poor bandwidth of the vehicle&nda...

(This article belongs to the Section Microwave and Wireless Communications)
  • Article
  • Open Access
2 Citations
4,032 Views
31 Pages

9 February 2026

Quantum computing threatens the security foundations of global financial systems, exposing long-lived data and signed digital assets to “harvest-now, decrypt-later” attacks. While the timeline for cryptographically relevant quantum comput...

  • Article
  • Open Access
17 Citations
11,269 Views
20 Pages

A New Efficient Architecture for Adaptive Bit-Rate Video Streaming

  • Muhammad Hamza Bin Waheed,
  • Faisal Jamil,
  • Amir Qayyum,
  • Harun Jamil and ,
  • Omar Cheikhrouhou,
  • Muhammad Ibrahim,
  • Bharat Bhushan and
  • Habib Hmam
  • + 3 authors+ 0 author

19 April 2021

The demand for multimedia content over the Internet protocol network is growing exponentially with Internet users’ growth. Despite high reliability and well-defined infrastructure for Internet protocol communication, Quality of Experience (QoE) is th...

(This article belongs to the Special Issue Machine Learning, Data Mining and IoT Applications in Smart and Sustainable Networks)
  • Article
  • Open Access
3 Citations
887 Views
23 Pages

This paper addresses the problem of fixed-time consensus tracking for a class of nonlinear multiagent systems (MASs) with disturbances. We establish a novel fixed-time consensus tracking protocol with adaptive disturbance rejection capabilities, leve...

  • Article
  • Open Access
7 Citations
4,039 Views
20 Pages

Malicious domains are part of the landscape of the internet but are becoming more prevalent and more dangerous both to companies and to individuals. They can be hosted on various technologies and serve an array of content, including malware, command...

(This article belongs to the Special Issue Intrusion Detection and Resiliency in Cyber-Physical Systems and Networks)
  • Article
  • Open Access
12 Citations
3,909 Views
14 Pages

Cyclic Di-Adenosine Monophosphate: A Promising Adjuvant Candidate for the Development of Neonatal Vaccines

  • Darío Lirussi,
  • Sebastian Felix Weissmann,
  • Thomas Ebensen,
  • Ursula Nitsche-Gloy and ,
  • Heiko B. G. Franz and
  • Carlos A. Guzmán
  • + 1 author+ 0 author

Underdeveloped immunity during the neonatal age makes this period one of the most dangerous during the human lifespan, with infection-related mortality being one of the highest of all age groups. It is also discussed that vaccination during this time...

(This article belongs to the Special Issue Discovery and Evaluation of Novel Adjuvants for Vaccine Formulations)