Holographic biosensors made of DNA-functionalised hydrogels for in vitro diagnostic DOI Creative Commons
Paola Zezza

Published: Dec. 18, 2023

This PhD thesis, entitled "Holographic biosensors made of DNA-functionalised hydrogels for in vitro diagnostics", focuses on the development an analyte-sensitive hydrogel, functionalised with oligonucletide probes, a diffractive structure as optical transducer diagnostic applications.The first chapter includes overview different concepts related to biosensing, recent developments diagnostics market and, particular, DNA biosensors.In addition, synthesis and characterization hydrogels, their role support matrix immobilization strategies are presented.Finally, basic holography new detection strategy diffraction gratings biosensing explained.Next, Chapter 2, objectives this project discussed.The aim research is LIST OF PUBBLICATIONS

Language: Английский

Development and Recent Advances in Lysine and N-Terminal Bioconjugation for Peptides and Proteins DOI Creative Commons

Ajcharapan Tantipanjaporn,

Man‐Kin Wong

Molecules, Journal Year: 2023, Volume and Issue: 28(3), P. 1083 - 1083

Published: Jan. 21, 2023

The demand for creation of protein diversity and regulation function through native modification post-translational has ignited the development selective chemical methods peptides proteins. Chemical bioconjugation offers functionalization providing bioconjugates with desired properties functions diverse applications in biology, medicine, biomaterials. amino group existing at lysine residue N-terminus proteins been extensively studied because its good nucleophilicity high surface exposure. Herein, we review groups on featuring excellent selectivity, mild reaction conditions, short time, conversion, biocompatibility, preservation integrity. This is organized based chemoselectivity site-selectivity reagents to acid residues aiming provide guidance selection appropriate methods.

Language: Английский

Citations

29

Click Chemistry: an overview and recent updates in the medicinal attributes of click-derived heterocycles DOI

Poonam Bishnoi,

Bhavna Saroha,

Suresh Kumar

et al.

Molecular Diversity, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 7, 2025

Language: Английский

Citations

1

Fluorine‐Containing Functional Group‐Based Energetic Materials DOI
Zihao Guo, Qiong Yu, Yucong Chen

et al.

The Chemical Record, Journal Year: 2023, Volume and Issue: 23(9)

Published: June 2, 2023

Abstract Molecules featuring fluorine‐containing functional groups exhibit outstanding properties with high density, low sensitivity, excellent thermal stability, and good energetic performance due to the strong electron‐withdrawing ability density of fluorine. Hence, they play a pivotal role in field materials. In light current theoretical experimental reports, this review systematically focuses on three types materials possessing F‐ NF 2 ‐ substituted trinitromethyl (C(NO ) F, C(NO ), trifluoromethyl group (CF 3 difluoroamino pentafluorosulfone (NF , SF 5 investigates synthetic methods, physicochemical parameters, each. The incorporation moieties is critical for development novel energy materials, rapidly being adopted design

Language: Английский

Citations

17

Nanogels: Smart tools to enlarge the therapeutic window of gene therapy DOI Creative Commons
Bruno Espuche, Sergio Moya, Marcelo Calderón

et al.

International Journal of Pharmaceutics, Journal Year: 2024, Volume and Issue: 653, P. 123864 - 123864

Published: Feb. 2, 2024

Gene therapy can potentially treat a great number of diseases, from cancer to rare genetic disorders. Very recently, the development and emergency approval nucleic acid-based COVID-19 vaccines confirmed its strength versatility. However, gene encounters limitations due lack suitable carriers vectorize therapeutic material inside target cells. Nanogels are highly hydrated nano-size crosslinked polymeric networks that have been used in many biomedical applications, drug delivery tissue engineering diagnostics. Due their easy production, tunability, swelling properties they called attention as promising vectors for delivery. In this review, nanogels discussed acid aiming enlarge therapy's window. Recent works highlighting optimization inherent transfection efficiency biocompatibility reviewed here. The importance monomer choice, along with internal structure, surface decoration, responsive features outlined different modalities. possible sources toxicological endpoints analyzed, strategies limit them compared. Finally, perspectives identify remining challenges before translation market agents.

Language: Английский

Citations

6

Bicyclic peptides: Paving the road for therapeutics of the future DOI Creative Commons
Sven Ullrich, Christoph Nitsche

Peptide Science, Journal Year: 2023, Volume and Issue: 116(2)

Published: July 9, 2023

Abstract Bicyclic peptides have emerged as one of the driving forces within constrained peptide family. Due to their unique pharmaceutical attributes, bicycles garnered a reputation promising therapeutics future. Combining advantages small molecule and biologics, target binding qualities this highly class molecules been likened those antibodies. Over past 5 years, field bicyclic has advanced significantly. New secondary metabolites discovered in aquatic organisms and, importantly, diverse assortment synthesized de novo , exploring new chemical scaffolds. Biocompatible synthetic strategies that are suitable for large library screening platforms helped progress into clinical trials. This review aims provide comprehensive overview most recent field.

Language: Английский

Citations

14

Recent Biomedical Applications of Functional Materials Based on Polyhedral Oligomeric Silsesquioxane (POSS) DOI

Yun‐Kai Chang,

Shijie Hao, Fu‐Gen Wu

et al.

Small, Journal Year: 2024, Volume and Issue: unknown

Published: Sept. 16, 2024

Abstract Polyhedral oligomeric silsesquioxane (POSS) is a 3D, cage‐like nanoparticle with an inorganic Si–O–Si core and eight tunable corner functional groups. Its well‐defined structure grants it distinctive physical, chemical, biological properties has been widely used for preparing high‐performance materials. Recently, click chemistry enabled the synthesis of various POSS‐based materials diverse biomedical applications. This article reviews recent applications in field, including cancer treatment, tissue engineering, antibacterial use, imaging. Representative examples are discussed detail. Among applications, treatment engineering most important. Finally, this review presents current limitations provides guidance future research.

Language: Английский

Citations

5

Azidobenziodazolones as Azido Sources for the Enantioselective Copper-Catalyzed Azidation of N-Unprotected 3-Trifluoromethylated Oxindoles DOI
Yuxuan Chen,

Tao Huo,

Quan Yin

et al.

Organic Letters, Journal Year: 2023, Volume and Issue: 25(15), P. 2739 - 2744

Published: April 12, 2023

Both azido (N3) and trifluoromethyl (CF3) groups are key moieties of numerous valuable molecules that extensively applied in drug discovery, chemical biology, synthetic chemistry. However, the asymmetric construction chiral quaternary stereocenters bearing both N3 CF3 is still unexplored. Herein, we report a kind bench-stable easily adjustable benziodazolone-based azidating reagents. These reagents were used to achieve an enantioselective copper-catalyzed azidation N-unprotected 3-trifluoromethylated oxindoles provide diverse enantioenriched 3-N3-3-CF3 oxindoles.

Language: Английский

Citations

12

Investigation on photophysical and photochemical properties of Ir and Ru complexes featuring sulfurated pyridine-1,2,3-triazole based ligands DOI
Shao‐An Hua,

Hsin‐Yu Chang,

Kuei‐Hsien Chen

et al.

Polyhedron, Journal Year: 2025, Volume and Issue: unknown, P. 117423 - 117423

Published: Jan. 1, 2025

Language: Английский

Citations

0

Recent Advances in Smart Linkage Strategies for Developing Drug Conjugates for Targeted Delivery DOI

Jie Zhang,

Zeyu Yang, Yu Liu

et al.

Topics in Current Chemistry, Journal Year: 2025, Volume and Issue: 383(2)

Published: March 13, 2025

Language: Английский

Citations

0

Novel Oleanolic Acid-Phtalimidines Tethered 1,2,3 Triazole Hybrids as Promising Antibacterial Agents: Design, Synthesis, In Vitro Experiments and In Silico Docking Studies DOI Creative Commons

Ghofrane Lahmadi,

Mabrouk Horchani,

Amal Dbeibia

et al.

Molecules, Journal Year: 2023, Volume and Issue: 28(12), P. 4655 - 4655

Published: June 8, 2023

As part of the valorization agricultural waste into bioactive compounds, a series structurally novel oleanolic acid ((3β-hydroxyolean-12-en-28-oic acid, OA-1)-phtalimidines (isoindolinones) conjugates 18a-u bearing 1,2,3-triazole moieties were designed and synthesized by treating an azide 4 previously prepared from OA-1 isolated olive pomace (Olea europaea L.) with wide range propargylated phtalimidines using Cu(I)-catalyzed click chemistry approach. its newly analogues, 18a-u, screened in vitro for their antibacterial activity against two Gram-positive bacteria, Staphylococcus aureus Listeria monocytogenes, Gram-negative Salmonella thyphimurium Pseudomonas aeruginosa. Attractive results obtained, notably L. monocytogenes. Compounds 18d, 18g, 18h exhibited highest when compared other compounds tested pathogenic bacterial strains. A molecular docking study was performed to explore binding mode most active derivatives site ABC substrate-binding protein Lmo0181 Results showed importance both hydrogen bonding hydrophobic interactions target are favor experimental data.

Language: Английский

Citations

8