Results 11 to 20 of about 100,338 (264)

Improving In Vivo Brain Delivery of Monoclonal Antibody Using Novel Cyclic Peptides

open access: yesPharmaceutics, 2019
Many proteins can be used to treat brain diseases; however, the presence of the blood−brain barrier (BBB) creates an obstacle to delivering them into the brain.
Kavisha R. Ulapane   +2 more
doaj   +1 more source

Structural Diversity and Biological Activities of Fungal Cyclic Peptides, Excluding Cyclodipeptides

open access: yesMolecules, 2017
Cyclic peptides are cyclic compounds formed mainly by the amide bonds between either proteinogenic or non-proteinogenic amino acids. This review highlights the occurrence, structures and biological activities of fungal cyclic peptides (excluding ...
Xiaohan Wang   +4 more
doaj   +1 more source

Enhancing Cell Penetration Efficiency of Cyclic Oligoarginines Using Rigid Scaffolds

open access: yesPharmaceutics, 2023
Delivering therapeutic agents into cells has always been a major challenge. In recent years, cyclization emerged as a tool for designing CPPs to increase their internalization and stability.
Csaba Bató   +2 more
doaj   +1 more source

Recent Progress in Understanding the Properties of Linseed Cyclic Peptides and the Mechanism Underlying Their Bitter Taste [PDF]

open access: yesShipin Kexue
Linseed cyclic peptides are important active ingredients in flaxseed, exhibiting antioxidant, anti-inflammatory and anti-cancer properties. However, linseed cyclic peptides undergo partial oxidation during processing and storage, leading to structural ...
ZHANG Qingyi, GUO Ruirui, JIA Caihua, ZHENG Yifu, TANG Lin, DENG Qianchun, CHENG Chen, HUANG Fenghong, ZHAO Siming, TANG Cui’e
doaj   +1 more source

Development of the force field for cyclosporine A

open access: yesBiophysics and Physicobiology, 2022
Membrane permeability of cyclic peptides is an important factor in drug design. To investigate the membrane permeability of cyclic peptides using molecular dynamics (MD) simulations, the accurate force fields for unnatural amino acids present in the ...
Tsutomu Yamane   +2 more
doaj   +1 more source

Antimicrobial Cyclic Peptides for Plant Disease Control

open access: yesThe Plant Pathology Journal, 2015
Antimicrobial cyclic peptides derived from microbes bind stably with target sites, have a tolerance to hydrolysis by proteases, and a favorable degradability under field conditions, which make them an attractive proposition for use as agricultural ...
Dong Wan Lee, Beom Seok Kim
doaj   +1 more source

Peptide oligomers from ultra-short peptides using sortase

open access: yesBiochemistry and Biophysics Reports, 2017
Sortase A catalyzed ligation of ultra-short peptides leads to inter/intra-molecular transpeptidation to form either linear or cyclic oligomers dependent upon the peptide length.
Natalya Voloshchuk   +3 more
doaj   +1 more source

Anion recognition by cyclic peptides [PDF]

open access: yesChemical Communications, 2015
Cyclic peptides provide excellent scaffolds for anion recognition and improved binding affinity and selectivity has been achieved through peptide backbone rigidification and the introduction of side chains bearing anion recognition groups.
Elmes, Robert B. P.   +1 more
openaire   +5 more sources

Anti-oxidative stress mechanism of cyclic dipeptide in distiller's grains of strong-flavor Baijiu [PDF]

open access: yesZhongguo niangzao
In this study, the in vitro antioxidant activity of free peptides in distiller's grains of strong-flavor (Nongxiangxing) Baijiu was determined by measuring the free radical scavenging rate of 1,1-diphenyl-2-trinitrophenylhydrazine (DPPH).
GUO Yan, LIAO Qinjian, ZHENG Jia, WANG Fang, YANG Hao, ZHOU Hanling, SU Jian
doaj   +1 more source

Novel Cyclic Peptides from Lethal Amanita Mushrooms through a Genome-Guided Approach

open access: yesJournal of Fungi, 2021
Most species in the genus Amanita are ectomycorrhizal fungi comprising both edible and poisonous mushrooms. Some species produce potent cyclic peptide toxins, such as α-amanitin, which places them among the deadliest organisms known to mankind.
Shengwen Zhou   +8 more
doaj   +1 more source

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