Results 11 to 20 of about 353 (159)

Metabolism of Epoxidised Withanolides by a Generalist and a Specialist Insect Species. [PDF]

open access: yesChemistryOpen
Larvae of Heliothis (Chloridea) virescence and subflexa have the ability to convert the epoxidized terpenoid 4β‐hydroxywithanolide E (4BHWE) to withanolide S. The conversion is found by feeding the larvae an artificial diet supplemented with 13C‐labeled 4BHWE.
Sell MP   +4 more
europepmc   +2 more sources

Toxic Evaluations of Calea phyllolepis Extracts Standardized on 6-epi-β-Verbesinol Coumarate and Its In Silico Prediction of the Toxicity. [PDF]

open access: yesChem Biodivers
In vivo and in silico toxicological effects of Calea phyllolepis extracts Standardized on 6‐epi‐β‐Verbesinol Coumarate. ABSTRACT Medicinal plants are traditionally used in folk medicine. Still, there is a misconception about the safety/efficacy of natural treatments, which results in few studies on the toxic, genotoxic, and mutagenic potential of ...
Vencato SB   +6 more
europepmc   +2 more sources

New Genetic Operators for Developing S-Boxes With Low Boomerang Uniformity

open access: yesIEEE Access, 2022
The boomerang uniformity measures the resistance of block ciphers to boomerang attacks and has become an essential criterion of the substitution box (S-box).
Man Kang, Mingsheng Wang
doaj   +1 more source

A Unified Explanation for Drug Repurposing and Pharmacological Pleiotropy Based on Classical and Statistical Thermodynamics. [PDF]

open access: yesPharmacol Res Perspect
ABSTRACT Drug repurposing is an authentic, emerging, and growing aspect of drug development when the demand for new therapeutic solutions is high. Many repurposed drugs have been discovered by serendipity or a non‐ordered process driven by chance and sharp observation.
Head R, Islam S, Martin JH.
europepmc   +2 more sources

Design and cryptanalysis of a new iterative structure

open access: yesIET Information Security, 2023
This study proposes a new iterative structure called the L‐Feistel structure, which shares similar procedures between encryption and decryption and could unify the Feistel structure and the Lai‐Massey structure. This paper evaluates the security of the L‐
Jiajie Liu, Bing Sun, Chao Li
doaj   +1 more source

A new quantum cryptanalysis method on block cipher Camellia

open access: yesIET Information Security, 2021
Symmetric cryptography is expected to be quantum safe when long‐term security is needed. Kuwakado and Morii gave a 3‐round quantum distinguisher of the Feistel cipher based on Simon's algorithm.
Yanjun Li, Hao Lin, Meng Liang, Ying Sun
doaj   +1 more source

Multiset Structural Attack on Generalized Feistel Networks [PDF]

open access: yesMathematical Problems in Engineering, 2019
In this paper, we present new generic multiset attacks against generalized Feistel networks, by which we can recover all the unknown round functions completely instead of deciding whether an unknown encryption oracle is such network or a random permutation.
Ruya Fan   +4 more
openaire   +1 more source

Progestogens and androgens influence root morphology of angiosperms in a brassinosteroid-independent manner. [PDF]

open access: yesPlant J
Significance Statement Plants produce progesterone and androgens, which alter root morphology in A. thaliana and 60% of tested angiosperms. Brassinosteroids seem uninvolved. Understanding the mechanism is like navigating an unknown city—exemplarily Dittelbrunn (a small village in Bavaria)—where the expected shortcut (interaction with brassinosteroids ...
Körber KL   +11 more
europepmc   +2 more sources

Research and design of authenticated encryption algorithm based on AES round function

open access: yes网络与信息安全学报, 2020
The authenticated encryption algorithm guarantees the confidentiality and integrity of the information at the same time, and has extensive research and application prospects in the field of information security. With the mixed integer linear programming
GAO Guoqiang, LI Zichen
doaj   +3 more sources

Revisiting Impossible Differential Distinguishers of Two Generalized Feistel Structures [PDF]

open access: yesSecurity and Communication Networks, 2021
Impossible differential attack is one of the most effective cryptanalytic methods for block ciphers. Its key step is to construct impossible differential distinguishers as long as possible. In this paper, we mainly focus on constructing longer impossible differential distinguishers for two kinds of generalized Feistel structures which are
Xuan Shen   +3 more
openaire   +1 more source

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