Results 41 to 50 of about 3,503,980 (299)

A Rapid and Efficient Building Block Approach for Click Cyclization of Peptoids

open access: yesFrontiers in Chemistry, 2020
Cyclic peptide-peptoid hybrids possess improved stability and selectivity over linear peptides and are thus better drug candidates. However, their synthesis is far from trivial and is usually difficult to automate.
Mamidi Samarasimhareddy   +5 more
doaj   +1 more source

Exploiting Conserved Quorum Sensing Signals in Streptococcus mutans and Streptococcus pneumoniae

open access: yesMicroorganisms, 2022
Bacterial species of the Streptococcus genera are considered either commensal bacteria or potential pathogens, according to their metabolic evolution and production of quorum sensing (QS)-controlled virulence factors. S. mutans, in particular, has become
Giulia Bernabè   +6 more
doaj   +1 more source

Solid Phase Peptide Synthesis: Analysis and Identification of Protein Kinase Substrates [PDF]

open access: yes, 2005
This research study examines the synthesis of tyrosine containing peptides based on the protein paxillin. Paxillin is a proposed substrate of the Focal Adhesion Kinase (FAK) protein tyrosine kinase.
Kroodsma, Derrick
core  

Study of the cellulose-peptide conjugation for the development of antimicrobial cotton textiles [PDF]

open access: yes, 2022
openThe aim of this thesis is the study of chemoselective ligations in the context of antimicrobial tissues. Cotton is the chosen textile because it is a natural fiber, widely produced, air permeable and easy to functionalize.
ALBINI, FRANCESCA
core  

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

Influence of Disulfide Connectivity on Structure and Bioactivity of α-Conotoxin TxIA

open access: yesMolecules, 2014
Cone snails express a sophisticated arsenal of small bioactive peptides known as conopeptides or conotoxins (CTxs). Through evolutionary selection, these peptides have gained the ability to interact with a range of ion channels and receptors, such as ...
Yong Wu   +5 more
doaj   +1 more source

The Peptide Synthesis. II. Use of the Phenol Resin for the Peptide Synthesis [PDF]

open access: yesBulletin of the Chemical Society of Japan, 1968
Abstract The phenol resin is useful as support of the solid phase peptide synthesis. Its use is particularly advantageous for the synthesis of the N-protected peptide fragments, and those which have the intramolecular disulfide bond, such as oxytocin.
N, Inukai, K, Nakano, M, Murakami
openaire   +2 more sources

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Chemical synthesis of proteins: a tool for protein labeling [PDF]

open access: yes, 2010
An ingenious stratagem useful to understand and modulate the structural and functional features of the proteins refers to the modification of their chemical structure.
De Rosa, Lucia
core   +1 more source

Influence of Short Cationic Lipopeptides with Fatty Acids of Different Chain Lengths on Bacterial Biofilms Formed on Polystyrene and Hydrogel Surfaces

open access: yesPharmaceutics, 2019
Nowadays, biomaterials are applied in many different branches of medicine. They significantly improve the patients’ comfort and quality of life, but also constitute a significant risk factor for biofilm-associated infections.
Malgorzata Anna Paduszynska   +6 more
doaj   +1 more source

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