551 research outputs found

    T2 mapping outperforms normalised FLAIR in identifying hippocampal sclerosis

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    Rationale Qualitatively, FLAIR MR imaging is sensitive to the detection of hippocampal sclerosis (HS). Quantitative analysis of T2 maps provides a useful objective measure and increased sensitivity over visual inspection of T2-weighted scans. We aimed to determine whether quantification of normalised FLAIR is as sensitive as T2 mapping in detection of HS. Method Dual echo T2 and FLAIR MR images were retrospectively analysed in 27 patients with histologically confirmed HS and increased T2 signal in ipsilateral hippocampus and 14 healthy controls. Regions of interest were manually segmented in all hippocampi aiming to avoid inclusion of CSF. Hippocampal T2 values and measures of normalised FLAIR Signal Intensity (nFSI) were compared in healthy and sclerotic hippocampi. Results HS was identified on T2 values with 100% sensitivity and 100% specificity. HS was identified on nFSI measures with 60% sensitivity and 93% specificity. Conclusion T2 mapping is superior to nFSI for identification of HS

    “Even the hardest stone can fracture:” Racialization, Reproductive Control, and the Wake of Slavery in N.K. Jemisin’s The Fifth Season

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    When the science fiction and fantasy novel The Fifth Season by N.K. Jemisin won the Hugo Award in 2016, Jemisin became the first Black author to win the prestigious literary science fiction award. A departure from similar novels at the time, The Fifth Season has a strong understanding of systems of oppression and how they are built and upheld. This thesis argues that The Fifth Season by N.K. Jemisin follows the conventions of the neo-slave/meta-slave narrative to explore themes of racialization and reproductive control under enslavement and oppression. I conduct a feminist literary of the novel, focusing on these themes, and ground my analysis firmly in Black feminist thought and the study of Black science fiction. Using authors such as Dorothy E. Roberts and Angela Y. Davis, I explore the ways in which Black women in America had their reproduction controlled for dehumanization and profit, as well as how they resisted such control. Using this historical context to read The Fifth Season, I demonstrate how Jemisin’s neo-/meta-slave narrative incorporates these themes of reproductive control and racialization, using the genre of science fiction to re-discover and re-imagine the personal experiences of enslaved women lost to history

    Focal Cortical Dysplasia

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    On Cyclic Functions in Weighted Hardy Spaces

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    The author is grateful to N.K. Nikolskii who supported the author's intention to publish this paper and to B. Vinnitskii (= Vynnytskyi) for his attention paid to this paper

    On Cyclic Functions in Weighted Hardy Spaces

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    The author is grateful to N.K. Nikolskii who supported the author's intention to publish this paper and to B. Vinnitskii (= Vynnytskyi) for his attention paid to this paper

    Synthesis of impedance using switching converters

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    Author name used in this publication: Chi K. TseAuthor name used in this publication: Franki N.K. PoonAuthor name used in this publication: M.H. PongRefereed conference paper2005-2006 > Academic research: refereed > Refereed conference paperVersion of RecordPublishedVoR allowe

    «…And still there are lights in front of us»: the reformatory demo-cratism of V. Korolenko

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    The article gives a seaway of the social political views of a well known Russian writer V. Korolenko. The author of the article proves that the political doctrine of Korolenko is very close to reformatory democratism of N.K. Mikhailovsky
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