Results 21 to 30 of about 10,542,246 (288)

Breath acetone concentration decreases with blood glucose concentration in type I diabetes mellitus patients during hypoglycaemic clamps [PDF]

open access: yes, 2009
Conventional wisdom is that breath acetone may be markedly elevated in type 1 diabetes, but that this only occurs during poor blood glucose control and/or intercurrent illness.
Evans, Mark   +3 more
core   +1 more source

Sniffing Out Urinary Tract Infection—Diagnosis Based on Volatile Organic Compounds and Smell Profile

open access: yesBiosensors, 2020
Current available methods for the clinical diagnosis of urinary tract infection (UTI) rely on a urine dipstick test or culturing of pathogens. The dipstick test is rapid (available in 1–2 min), but has a low positive predictive value, while culturing is ...
Valentin-Mihai Dospinescu   +2 more
doaj   +1 more source

Cluster secondary ion mass spectrometry microscope mode mass spectrometry imaging [PDF]

open access: yes, 2013
RATIONALE: Microscope mode imaging for secondary ion mass spectrometry is a technique with the promise of simultaneous high spatial resolution and high-speed imaging of biomolecules from complex surfaces.
Jungmann, JH   +6 more
core   +1 more source

The feeding tube of cyst nematodes:characterisation of protein exclusion [PDF]

open access: yes, 2014
Plant parasitic nematodes comprise several groups; the most economically damaging of these are the sedentary endoparasites. Sedentary endoparasitic nematodes are obligate biotrophs and modify host root tissue, using a suite of effector proteins, to ...
Jones, John T.   +30 more
core   +1 more source

Mass spectrometry of alkylbenzenes and related compounds. Part I. Gas-phase ion chemistry of alkylbenzene radical cations [PDF]

open access: yes, 1990
Kuck D. Mass spectrometry of alkylbenzenes and related compounds. Part I. Gas-phase ion chemistry of alkylbenzene radical cations. Mass Spectrometry Reviews.
Dietmar Kuck, Kuck, Dietmar
core   +1 more source

Mass spectrometry of alkylbenzenes and related compounds. Part II. Gas phase ion chemistry of protonated alkylbenzenes (alkylbenzenium ions) [PDF]

open access: yes, 1990
Kuck D. Mass spectrometry of alkylbenzenes and related compounds. Part II. Gas phase ion chemistry of protonated alkylbenzenes (alkylbenzenium ions). Mass Spectrometry Reviews.
Kuck, Dietmar
core   +1 more source

Sub-parts per billion detection of trace volatile chemicals in human breath using Selected Ion Flow Tube Mass Spectrometry

open access: yesBMC Research Notes, 2008
Background Selected ion flow tube mass spectrometry (SIFT-MS) allows the real time quantification of trace gases in air. Due to its tolerance of high humidity levels the technique is particularly suited to the chemical analysis of breath.
Ross Brian M
doaj   +1 more source

Absorption mode FTICR mass spectrometry imaging [PDF]

open access: yes, 2013
Fourier transform ion cyclotron resonance mass spectrometry offers the highest mass resolving power for molecular imaging experiments. This high mass resolving power ensures that closely spaced peaks at the same nominal mass are resolved for proper image
Konijnenburg, Marco   +11 more
core   +1 more source

The SIFT-MS fingerprint of Vitis vinifera L. cv. Syrah berries is stable over the second part of maturation under warm conditions of climate

open access: yesOENO One, 2022
Wine grape breeding for fungal resistance has been very dynamic worldwide over the last decade. The quick phenotyping of genotype quality traits, including aroma composition, remains challenging.
Olivier GEFFROY   +5 more
doaj   +1 more source

SIFT-MS for Livestock Emission Characterization: Application of Similarity Coefficients

open access: yesChemical Engineering Transactions, 2012
SIFT-MS (selected ion flow tube mass spectrometry) is used to construct libraries for emissions from pig and broiler farming activities. Libraries are based on full mass scans in m/z range 15 to 250 using HO+, NO+ and O2 precursor ions.
P. Heynderickx   +3 more
doaj   +1 more source

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