Xu Li

High-Efficiency Biocatalytic Conversion of Thebaine to Codeine

Xu Li, Konrad Krysiak-Baltyn, Luke Richards, Ailsa Jarrold, Geoffrey W Stevens, Tim Bowser, Robert E Speight, Sally L Gras

Journal article  |  2020  |  ACS Omega

An enzymatic biosynthesis approach is described for codeine, the most widely used medicinal opiate, providing a more environmental..

Exciton-Driven Chemical Sensors Based on Excitation-Dependent Photoluminescent Two-Dimensional SnS

Azmira Jannat, Farjana Haque, Kai Xu, Chunhua Zhou, Bao Yue Zhang, Nitu Syed, Md Mohiuddin, Kibret A Messalea, Xu Li, Sally L Gras, Xiaoming Wen, Zhengdong Fei, Enamul Haque, Sumeet Walia, Torben Daeneke, Ali Zavabeti, Jian Zhen Ou

Journal article  |  2019  |  ACS Applied Materials and Interfaces

Excitation wavelength-dependent photoluminescence (PL) in two-dimensional (2D) transition-metal chalcogenides enables a strong exc..

Trace Analysis and Chemical Identification on Cellulose Nanofibers-Textured SERS Substrates Using the "Coffee Ring" Effect

Ruoyang Chen, Liyuan Zhang, Xu Li, Lydia Ong, Ye Gaung Soe, Neil Sinsua, Sally L Gras, Rico F Tabor, Xungai Wang, Wei Shen

Journal article  |  2017  |  ACS SENSORS

Surface-enhanced Raman scattering (SERS) has the theoretical possibility of detecting chemicals at the single molecular level. Thi..

Exploring the in meso crystallization mechanism by characterizing the lipid mesophase microenvironment during the growth of single transmembrane alpha-helical peptide crystals

Leonie van 't Hag, Konstantin Knoblich, Shane A Seabrook, Nigel M Kirby, Stephen T Mudie, Deborah Lau, Xu Li, Sally L Gras, Xavier Mulet, Matthew E Call, Melissa J Call, Calum J Drummond, Charlotte E Conn

Journal article  |  2016  |  PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES

The proposed mechanism for in meso crystallization of transmembrane proteins suggests that a protein or peptide is initially unifo..

How Peptide Molecular Structure and Charge Influence the Nanostructure of Lipid Bicontinuous Cubic Mesophases: Model Synthetic WALP Peptides Provide Insights

Leonie van 't Hag, Xu Li, Thomas G Meikle, Soren V Hoffmann, Nykola C Jones, Jan Skov Pedersen, Adrian M Hawley, Sally L Gras, Charlotte E Conn, Calum J Drummond

Journal article  |  2016  |  LANGMUIR

Nanostructured bicontinuous lipidic cubic phases are used for the encapsulation of proteins in a range of applications such as in ..

An enzyme-responsive controlled release system based on a dual-functional peptide

X Li, S Burger, AJ O'Connor, L Ong, JA Karas, SL Gras

Journal article  |  2016  |  CHEMICAL COMMUNICATIONS

A new controlled release system was developed by loading a dual-functional peptide (DFP) on a mesoporous silica material. One-pot ..

Cellulose nanofibre textured SERS substrate

Liyuan Zhang, Xu Li, Lydia Ong, Rico F Tabor, Brianna A Bowen, Aeshin I Fernando, Azadeh Nilghaz, Gil Garnier, Sally L Gras, Xungai Wang, Wei Shen

Journal article  |  2015  |  COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS

Poor reproducibility limits the wide uptake of low-cost surface enhanced Raman spectroscopy (SERS) substrates. This study reports ..

Patterned paper and alternative materials as substrates for low-cost microfluidic diagnostics

DR Ballerini, X Li, W Shen

Journal article  |  2012  |  Microfluidics and Nanofluidics

In recent years a strong need has been realised for the creation of low-cost diagnostics for use in impoverished regions of the wo..

A perspective on paper-based microfluidics: Current status and future trends

Xu Li, David R Ballerini, Wei Shen

Journal article  |  2012  |  BIOMICROFLUIDICS

"Paper-based microfluidics" or "lab on paper," as a burgeoning research field with its beginning in 2007, provides a novel system ..

Mechanisms of red blood cells agglutination in antibody-treated paper

Purim Jarujamrus, Junfei Tian, Xu Li, Atitaya Siripinyanond, Juwadee Shiowatana, Wei Shen

Journal article  |  2012  |  ANALYST

Recent reports on using bio-active paper and bio-active thread to determine human blood type have shown a tremendous potential of ..