Results 71 to 80 of about 209,324 (333)

PDZK1 Protects Against RPE Senescence by Targeting the 14‐3‐3ε‐mTOR Axis to Attenuate Early Diabetic Retinopathy

open access: yesAdvanced Science, EarlyView.
PDZK1 down‐regulation couples high‐glucose stress to RPE senescence via a PDZK1–14‐3‐3ε–mTOR axis. Restoring PDZK1 or clearing senescent cells rescues retinal homeostasis and mitigates early diabetic retinopathy (DR). This study provides direct evidence linking RPE cell senescence to DR pathogenesis and reveals a promising therapeutic strategy for DR ...
Jian Zhao   +6 more
wiley   +1 more source

Providing of QoS-Enabled Flows in SDN (Exemplified by VoIP Traffic)

open access: yesProceedings of the International Conference on Applied Innovations in IT, 2017
This paper provides a proof of concept of an SDN Application to provide QoS for real-time services on SDN networks. Common real-time services are for example VoIP or M2M protocols like OPC UA and MQTT.
Jannis Ohms   +4 more
doaj   +1 more source

2D Nanomaterials for Solar Hydrogen Production

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
This review gives comprehensively summarized latest advances on solar H2 production by various 2D nanomaterials using photocatalytic and photoelectrocatalytic H2 production methods, especially highlighting the photocatalytic one. After the summary, an outlook into the challenges and the future of 2D nanomaterials for solar H2 production is given.
Pengfei Cheng   +5 more
wiley   +1 more source

Fraud Attacks in VoIP-Based Communications Systems (Risk Analysis, Prevention, Protection, Detection)

open access: yesProceedings of the International Conference on Applied Innovations in IT, 2017
This paper explains how fraud on modern VoIP-Systems works and which attacks are executed. This was examined practically by the example of a honey pot PBX, which ran for about 3 months and was monitored accordingly.
Benedikt Machens   +2 more
doaj   +1 more source

Session Initiation Protocol Attacks and Challenges

open access: yes, 2012
In recent years, Session Initiation Protocol (SIP) has become widely used in current internet protocols. It is a text-based protocol much like Hyper Text Transport Protocol (HTTP) and Simple Mail Transport Protocol (SMTP).
Keshavarz, Hassan   +2 more
core  

Using Sensory Analysis and Stated Preference Valuation to Assess the Willingness to Pay for Fresh Tomato Attributes

open access: yesAgribusiness, EarlyView.
ABSTRACT This study combines sensory analysis and stated preference valuation techniques to assess the monetary value of organoleptic attributes of new tomato varieties. The tomatoes evaluated included two new varieties adapted to South Texas growing conditions, a commercial check, and tomatoes imported from Mexico.
Samuel D. Zapata   +3 more
wiley   +1 more source

Engineered Nile Red Derivatives‐Mediated Efficient Phototherapy Against Drug‐Resistant Bacteria and Monkeypox Virus

open access: yesAggregate, EarlyView.
TPAOMCN exhibits optimal reactive oxygen species (ROS) generation and photothermal conversion properties. TPAOMCN nanofibers (NFs)‐mediated photodynamic (PDT) and photothermal therapy (PTT) achieved efficient eradication against multidrug‐resistant bacteria and viruses, alleviating inflammation response, promoting wound healing, and providing a ...
Laiping Fang   +9 more
wiley   +1 more source

Effects of substrate deformation and sip thickness on tile/sip interface stresses for shuttle thermal protection [PDF]

open access: yes
A nonlinear analysis was used to study the effects of substrate deformation characteristics and strain isolator pad (SIP) thickness on TILE/SIP interface stresses for the space shuttle thermal protection system.
Garcia, R., Shore, C. P.
core   +1 more source

A systematic screening of neural network‐based hybrid models of adsorption in chromatography processes

open access: yesAIChE Journal, EarlyView.
Abstract In this study, various adsorption models using neural networks were developed and integrated into a mechanistic chromatography transport model, resulting in hybrid models. A systematic screening of 10 different hybrid model structures was performed to find the optimal balance between mechanistic and data‐driven components in modeling ...
Jesper Frandsen   +6 more
wiley   +1 more source

Fatigue properties of shuttle thermal protection system [PDF]

open access: yes
Static and cyclic load tests were conducted to determine the static and fatigue strength of the RIS tile/SIP thermal protection system used on the orbiter of the space shuttle.
Cooper, P. A., Sawyer, J. W.
core   +1 more source

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