Results 61 to 70 of about 107,983 (303)

Integrated collinear refractive index sensor with Ge PIN photodiodes

open access: yes, 2018
Refractive index sensing is a highly sensitive and label-free detection method for molecular binding events. Commercial implementations of biosensing concepts based on plasmon resonances typically require significant external instrumentation such as ...
Augel, Lion   +6 more
core   +2 more sources

Silicon photonics biosensing: different packaging platforms and applications [PDF]

open access: yes, 2015
We present two different platforms integrating silicon photonic biosensors. One is based on integration with reaction tubes to be compatible with traditional lab approaches.
Bienstman, Peter   +5 more
core   +1 more source

Sensorized Engineered Tissues with Built‐in Thermoregulation and Nutrient Supply

open access: yesAdvanced Functional Materials, EarlyView.
This work introduces a granular hydrogel‐based tissue engineering platform that includes a closed‐loop temperature control to maintain 37°C and sustainably releases nutrients, thereby enabling cells to retain a high viability even if stored at room temperature for up to 24 h.
Antonia Georgopoulou   +5 more
wiley   +1 more source

Electroreductive amination of carboxylic acids by cobalt catalysis

open access: yesNature Communications
Catalytic reduction of carboxylic acids to valuable chemicals is highly desirable yet challenging for both biomass conversion and organic synthesis. Here we describe an efficient and sustainable electrocatalytic hydrogenation of carboxylic acids with ...
Huihua Bi   +4 more
doaj   +1 more source

Development of an interfering peptide M1-20 with potent anti-cancer effects by targeting FOXM1

open access: yesCell Death and Disease, 2023
Disrupting protein–protein interactions (PPIs) has emerged as a promising strategy for cancer drug development. Interfering peptides disrupting PPIs can be rationally designed based on the structures of natural sequences mediating these interactions ...
Huitong Bu   +8 more
doaj   +1 more source

Surface Plasmon Resonance kinetic analysis of the interaction between G-quadruplex nucleic acids and an anti-G-quadruplex monoclonal antibody [PDF]

open access: yes, 2018
Background G-quadruplexes (G4s) are nucleic acids secondary structures formed in guanine-rich sequences. Anti-G4 antibodies represent a tool for the direct investigation of G4s in cells.
Lago, Sara   +3 more
core   +1 more source

Shape‐Changing Multiphase Microparticles from Complex Liquid Crystal Emulsions

open access: yesAdvanced Functional Materials, EarlyView.
Liquid crystalline network (LCN) microparticles are prepared from single, double (Janus), and triple emulsions through a simple and scalable bulk‐emulsification strategy. Under heating, the particles exhibit robust, reversible, large‐amplitude deformations that depend both on the morphology and the liquid crystals director field configuration.
Marco Turriani   +3 more
wiley   +1 more source

Second-order calibration applied to quantification of two active components of Schisandra chinensis in complex matrix

open access: yesJournal of Pharmaceutical Analysis, 2012
The effectiveness of traditional Chinese medicine (TCM) against various diseases urges more low cost, speed and sensitive analytical methods for investigating the phamacology of TCM and providing a theoretical basis for clinical use.
Xiao-Hua Zhang   +8 more
doaj   +1 more source

A tunable plasmonic refractive index sensor with nanoring-strip graphene arrays

open access: yes, 2018
In this paper, a tunable plasmonic refractive index sensor with nanoring-strip graphene arrays is numerically investigated by the finite difference time domain (FDTD) method.
Cen, Chunlian   +10 more
core   +1 more source

Structural and biophysical analysis of important biomedical enzymes and nano-architectures [PDF]

open access: yes, 2008
Dopa decarboxylase (DDC) is an important enzyme in the catecholamine biosynthesis pathways. Catecholamines, e.g., dopamine, serotonin, etc. often are the major neuromodulators or neurotransmitters.
Chattopadhyay, Arundhati
core   +1 more source

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