Results 81 to 90 of about 718,278 (381)

Comprehensive biothreat cluster identification by PCR/electrospray-ionization mass spectrometry. [PDF]

open access: yesPLoS ONE, 2012
Technology for comprehensive identification of biothreats in environmental and clinical specimens is needed to protect citizens in the case of a biological attack.
Rangarajan Sampath   +26 more
doaj   +1 more source

An in silico MS/MS library for automatic annotation of novel FAHFA lipids. [PDF]

open access: yes, 2015
BackgroundA new lipid class named 'fatty acid esters of hydroxyl fatty acids' (FAHFA) was recently discovered in mammalian adipose tissue and in blood plasma and some FAHFAs were found to be associated with type 2 diabetes.
Fahrmann, Johannes F   +5 more
core   +2 more sources

Selective and Precise Editing of Digital Polymers Through Parallel or Series Toehold‐Mediated Strand Displacement

open access: yesAdvanced Functional Materials, EarlyView.
A sequence‐encoded supramolecular construct containing two accessible toeholds is developed herein for enabling multiple editing operations. By introducing specific input strands, it is possible to selectively erase or rewrite digital content through parallel or series toehold‐mediated strand displacement (PTMSD or STMSD).
Jakub Ossowski   +3 more
wiley   +1 more source

A targeted mass spectrometric analysis of phosphatidylinositol phosphate species

open access: yesJournal of Lipid Research, 2005
The development of a new mass spectrometric lipid profiling methodology permits the identification of cellular phosphatidylinositol monophosphate/phosphatidylinositol bisphosphate/phosphatidylinositol trisphosphate (PIP/PIP2/PIP3) species that includes ...
Stephen B. Milne   +4 more
doaj   +1 more source

Complete gradient-LC-ESI system on a chip for protein analysis [PDF]

open access: yes, 2005
This paper presents the first fully integrated gradient-elution liquid chromatography-electrospray ionization (LC-ESI) system on a chip. This chip integrates a pair of high-pressure gradient pumps, a sample injection pump, a passive mixer, a packed ...
Lee, T. D.   +3 more
core  

Detection of homogentisic acid by electrospray ionization mass spectrometry [PDF]

open access: gold, 2023
Yasunori Tokuhara   +4 more
openalex   +1 more source

A Peptide Nucleic Acid‐Functionalized Heterojunction Thin Film Transistor as a Scalable and Reusable Platform for Label‐Free Detection of MicroRNA

open access: yesAdvanced Functional Materials, EarlyView.
A miniaturized, label‐free, and enzyme‐free biosensor (miR‐TFT) enables direct electrical detection of microRNA (miRNA) with single‐nucleotide specificity and a detection limit of 0.6 fM. Built on a tri‐channel In2O3/ZnO heterojunction and functionalized with bespoke peptide nucleic acid (PNA) probes, the device is robust, reusable, and compatible with
Wejdan S. Al Ghamdi   +5 more
wiley   +1 more source

Kinetic Control of Protonation in Electrospray Ionization [PDF]

open access: yesJournal of the American Society for Mass Spectrometry, 2011
The site of protonation in a molecule can greatly affect the fragments observed in product ion MS/MS spectra. In electrospray positive ionization mass spectra, protonation usually occurs predominantly on the most basic site on the molecule to produce the thermodynamically favored protonated species.
J Richard, Joyce, Don S, Richards
openaire   +2 more sources

Bioinspired Design of a Wet‐Adhesive Cornea Glue Based on Recombinant Human Protein Networks

open access: yesAdvanced Functional Materials, EarlyView.
Natures protein‐based high performance materials e.g. elastin, silk and muscle proteins have been mimicked by a new protein‐hybrid material based on redesigned human partial sequences only, showing high wet‐adhesiveness and elasticity for biomedical applications.
Anna Resch   +17 more
wiley   +1 more source

Probing metal ion binding and conformational properties of the colicin E9 endonuclease by electrospray ionization time-of-flight mass spectrometry [PDF]

open access: yes, 2002
Nano-electrospray ionization time-of-flight mass spectrometry (ESI-MS) was used to study the conformational consequences of metal ion binding to the colicin E9 endonuclease (E9 DNase) by taking advantage of the unique capability of ESI-MS to allow ...
HECK, ALBERT J.R.   +6 more
core   +3 more sources

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