Results 71 to 80 of about 124,770 (378)

A de novo variant of BICRA results in Coffin–Siris syndrome 12

open access: yesMolecular Genetics & Genomic Medicine, 2023
Background BICRA, a transcript regulator, was identified as the genetic factor of Coffin–Siris syndrome 12 (CSS12) recently, which was characterized by diverse neurodevelopmental delays.
Youquan Tu   +5 more
doaj   +1 more source

The game of cipher beads

open access: yesJournal of Applied and Industrial Mathematics, 2009
Comparison between the various impact factors of a few Russian journals demonstrates the deficiencies of the popular citation indices.
openaire   +3 more sources

Decoding the dual role of autophagy in cancer through transcriptional and epigenetic regulation

open access: yesFEBS Letters, EarlyView.
Transcriptional and epigenetic regulation controls autophagy, which exerts context‐dependent effects on cancer: Autophagy suppresses tumorigenesis by maintaining cellular homeostasis or promotes tumor progression by supporting survival under stress. In this “In a Nutshell” article, we explore the intricate mechanisms of the dual function of autophagy ...
Young Suk Yu, Ik Soo Kim, Sung Hee Baek
wiley   +1 more source

Феномен кода и проблема коммуникации в музыке XX века

open access: yesВестник музыкальной науки, 2018
Предметом исследования в статье является феномен кода, рассматриваемый в контексте музыкальной коммуникации XX столетия. Актуальность темы не вызывает сомнения, поскольку она связана с малоисследованной областью современного музыкознания.
Юферова, Ольга Александровна
doaj   +1 more source

Length-Doubling Ciphers and Tweakable Ciphers [PDF]

open access: yes, 2012
We motivate and describe a mode of operation HEM (resp., THEM) that turns a n-bit blockcipher into a variable-input-length cipher (resp., tweakable cipher) that acts on strings of [n..2n−1] bits. Both HEM and THEM are simple and intuitive and use only two blockcipher calls, while prior work at least takes three.
openaire   +2 more sources

Protonophore activity of short‐chain fatty acids induces their intracellular accumulation and acidification

open access: yesFEBS Letters, EarlyView.
The protonated form of butyrate, as well as other short‐chain fatty acids (SCFAs), is membrane permeable. In acidic extracellular environments, this can lead to intracellular accumulation of SCFAs and cytosolic acidification. This phenomenon will be particularly relevant in acidic environments such as the large intestine or tumor microenvironments ...
Muwei Jiang   +2 more
wiley   +1 more source

Cryptanalysis of SIGABA [PDF]

open access: yes, 2007
SIGABA is a World War II cipher machine used by the United States. Both the United States Army and the United States Navy used it for tactical communication.
Chan, Wing
core   +4 more sources

A stepwise emergence of evolution in the RNA world

open access: yesFEBS Letters, EarlyView.
How did biological evolution emerge from chemical reactions? This perspective proposes a gradual scenario of self‐organization among RNA molecules, where catalytic feedback on random mixtures plays the central role. Short oligomers cross‐ligate, and self‐assembly enables heritable variations. An event of template‐externalization marks the transition to
Philippe Nghe
wiley   +1 more source

Information Security of Soviet Partisans and Underground during World War II

open access: yesБезопасность информационных технологий, 2011
This article deals with the ciphers and some other methods of data protection and communication means used by the soviet partisans during World War II.
D. A. Larin
doaj  

On construction of perfect ciphers

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2014
K. Shannon in the 40s of the 20th century introduced the concept of a perfect cipher, which provides the best protection of plaintexts. Perfect secrecy means that cryptanalyst can obtain no information about the plaintext by observing the ciphertext.
Sergey M Ratseev
doaj   +1 more source

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