Results 101 to 110 of about 16,880,147 (346)

A Dynamic and Cross-Domain Authentication Asymmetric Group Key Agreement in Telemedicine Application

open access: yesIEEE Access, 2018
Telemedicine offers medical services remotely via telecommunications systems and physiological monitoring devices. Group-oriented communication is an important application for telemedicine.
Zhang Qikun   +4 more
doaj   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Key Agreement in Ad Hoc Networks

open access: yes, 2012
[[abstract]]A new key agreement protocol based on a shared conference password is proposed in this paper. With this protocol, it provides an efficient algorithm and takes less computation cost to construct a secret communication channel.
張榮吉;Chang, Rong-Chi
core  

Certificateless key agreement in the standard model [PDF]

open access: yes, 2010
We show how to construct a certificateless key agreement\ud protocol from the certificateless key encapsulation mechanism introduced by\ud \cite{lippold-ICISC_2009} in ICISC 2009 using the \ud \cite{DBLP:conf/acisp/BoydCNP08} protocol from ACISP 2008. We
Gonzalez Nieto, Juan Manuel   +1 more
core   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Key agreement protocol in infinite semigroup representation level

open access: yesLietuvos Matematikos Rinkinys, 2007
Matrix decomposition problem over integer ring is presented. Solving methods are discussed and it is showed, that this problem is hard computational problem regard to computer memory resources.
Artūras Katvickis   +2 more
doaj   +1 more source

Generalization of Multiple Key Agreement Protocol based on Bilinear Pairings

open access: yes, 2012
[[abstract]]In practice, we usually require a key agreement protocol to establish a common secret key for enciphering/ deciphering messages. Now, most protocols can establish [n.sup.2] common secret keys in a single round of messages exchange.
鄭鼎耀;CHENG, Ting-Yao
core  

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

An Improved GN-AK Protocol Using Double-Base Scalar Multiplication and Point Halving over Elliptic Curves

open access: yesApplied Sciences
Starting from the basic form of GN-authenticated key agreement (GN-AK), the current research proposes an improved protocol by integrating a new scalar multiplication technique based on a dual-base chain representation with bases 1/2 and 3.
Nicolae Constantinescu   +2 more
doaj   +1 more source

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