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Valerio Giannellini

Researcher at University of Florence

Publications -  29
Citations -  386

Valerio Giannellini is an academic researcher from University of Florence. The author has contributed to research in topics: Mass spectrometry & Fast atom bombardment. The author has an hindex of 12, co-authored 29 publications receiving 366 citations.

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Revealing the mammalian lignan precursor secoisolariciresinol diglucoside in flax seed by ionspray mass spectrometry.

TL;DR: Comparison of ionspray mass spectra of untreated and methanolysed flax-seed extracts confirmed meethanolysis as the crucial step in setting up any further analytical or preparative procedure concerned with secoisolariciresinol diglucoside.
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A validated HPLC stability-indicating method for the determination of diacerhein in bulk drug substance

TL;DR: A novel stability-indicating high-performance liquid chromatographic (HPLC) method was developed and validated for the assay of diacerhein in bulk forms and was found to be specific, linear, precise (including intermediate precision), accurate and robust.
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Improving gas chromatographic determination of residual solvents in pharmaceuticals by the combined use of headspace solid-phase microextraction and isotopic dilution

TL;DR: The proposed method, exploiting ID without resort to the costly MS instrumentation, could be recommended whenever opportune deuterated analogues of the target analytes and GC capillary columns able to separate all the peaks involved are ready available on the market.
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Attention to metabolic hunger and its effects on Helicobacter pylori infection.

TL;DR: The improvement in attention to metabolic feelings consisted of acquiring a predictive ability of glycemia by distinction between unsolicited hunger feelings (metabolic hunger) and those associated with external cues, which served to predict the subsequent emergence of the metabolic hunger.
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Structural identification of fatty acid methyl esters by collision spectra of their [M ? H]− species

TL;DR: In this paper, the collisionally activated decomposition (CAD) experiments have been used for mass spectrometric characterization of fatty acids, revealing useful correlations with the original structure of the neutrals, giving evidence of both chain branching and double bond positions.