1,970 research outputs found

    Whole-genome sequencing analysis of quorumsensing Aeromonas hydrophila strain M023 from freshwater

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    YesAeromonas hydrophila is a well-known waterborne pathogen that recently was found to infect humans. Here, we report the draft genome of a freshwater isolate from a Malaysian waterfall, A. hydrophila strain M023, which portrays N-acylhomoserine lactone-dependent quorum sensing.University of Malaya via High Impact Research Grants (UM C/625/1/HIR/MOHE/CHAN/01, A-000001-50001, and UM C/625/1/HIR/MOHE/CHAN/14/1, H-50001-A000027

    Understanding the quorum-sensing bacterium Pantoea stewartii strain M009 with whole-genome sequencing analysis

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    YesPantoea stewartii is known to be the causative agent of Stewart's wilt, which usually affects sweet corn (Zea mays) with the corn flea beetle as the transmission vector. In this work, we present the whole-genome sequence of Pantoea stewartii strain M009, isolated from a Malaysian tropical rainforest waterfall.University of Malaya via High Impact Research Grants (UM C/625/1/HIR/MOHE/CHAN/01 no. A-000001- 50001 and UM C/625/1/HIR/MOHE/CHAN/14/1 no. H-50001-A000027

    12-Chloro-6-cyclo­hexyl-5,6,7,12-tetra­hydro­dibenzo[c,f][1,5]aza­stibocine

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    In the title organometallic complex, [Sb(C20H23N)Cl], the central anti­mony-containing part of the complex exhibits a pseudo-trigonal-bipyramidal geometry, where two C atoms and a lone electron pair of the Sb atom exist at the equatorial positions, while the N and Cl atoms are located at the apical positions, and a transannular inter­action exists between the Sb and N atoms on 1,5-aza­stibocine. Inter­molecular C—H⋯Cl hydrogen bonds are also observed

    Draft genome sequence of a quorum-sensing bacterium, Dickeya sp. strain 2B12, isolated from a freshwater lake

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    YesDickeya sp. strain 2B12 was isolated from a freshwater lake in Malaysia. Here, we report the draft genome sequence of Dickeya sp. 2B12 sequenced by the Illumina MiSeq platform. With the genome sequence available, this genome sequence will be useful for the study of quorum-sensing activity in this isolate.University of Malaya High-Impact Research( HIR)grants(UMC/625/1/HIR/MOHE/CHAN/01[no.A-000001- 50001] and UM-MOHE HIR UM C/625/1/HIR/MOHE/CHAN/14/1 [no. H-50001-A000027]

    Analysis of pectate lyase genes in Dickeya chrysanthemi strain L11, isolated from a recreational lake in Malyasia: a draft genome sequence perspective

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    YesDickeya chrysanthemi is well known as a plant pathogen that caused major blackleg in the European potato industry in the 1990s. D. chrysanthemi strain L11 was discovered in a recreational lake in Malaysia. Here, we present its draft genome sequence.University of Malaya High Impact Research (HIR) Grants UM C/625/1/HIR/MOHE/CHAN/01 (grant no. A-000001-50001) and UM C/625/1/HIR/MOHE/CHAN/14/1 (grant no. H-50001-A000027

    Genome sequence analysis reveals evidence of quorum-sensing genes present in Aeromonas hydrophila strain M062, isolated from freshwater

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    YesAeromonas hydrophila has emerged worldwide as a human pathogen. Here, we report the draft whole-genome sequence of a freshwater isolate from Malaysia, A. hydrophila strain M062, and its N-acylhomoserine lactone genes are also reported here.University of Malaya via High-Impact Research Grants (UM C/625/1/HIR/MOHE/CHAN/01, no. A-000001- 50001), and aUM-MOHEHIR grant (UM C/625/1/HIR/MOHE/CHAN/ 14/1, no. H-50001-A000027

    (2,4-Dihydroxy­benzyl­idene)dimethyl­ammonium dichloro­phosphinate

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    In the title compound, C9H12NO2 +·Cl2PO2 −, the mol­ecular skeleton of the cation is nearly planar with an r.m.s. deviation of 0.0336 Å. In the crystal structure, inter­molecular O—H⋯O hydrogen bonds link cations and anions into chains running along [10]

    Analysis of quorum-sensing Pantoea stewartii strain M073a through whole-genome sequencing

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    YesPantoea stewartii strain M073a is a Gram-negative bacterium isolated from a tropical waterfall. This strain exhibits quorum-sensing activity. Here, the assembly and annotation of its genome are presented.High Impact Research Grants from the University of Malaya (UM.C/625/1/HIR/MOHE/CHAN/01, grant no. A-000001-50001 and UM-MOHE HIR Grant UM.C/625/1/HIR/MOHE/ CHAN/14/1, no. H-50001-A000027

    Behavioural and neurophysiological differences in working memory function of depressed patients and healthy controls

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    Objective: Major depressive disorder (MDD) is associated with deficits in working memory. Several cognitive subprocesses interact to produce working memory, including attention, encoding, maintenenace and manipulation. We sought to clarify the contribution of functional deficits in these subprocesses in MDD by varying cognitive load during a working memory task. Methods: 41 depressed participants and 41 age- and gender-matched healthy controls performed the n-back working memory task at three levels of difficulty (0-, 1-, and 2-back) in a pregistered study. We assessed response times, accuracy, and event-related electroencephalography (EEG), including P2 and P3 amplitudes, and frontal theta power (4-8 Hz). Results: MDD participants had prolonged response times and more positive P3 amplitudes relative to controls. Working memory accuracy, P2 amplitudes and frontal theta event-related synchronisation did not differ between groups at any level of task difficulty. Conclusions: Depression is associated with generalized psychomotor slowing of working memory processes, as well as compensatory hyperactivity in frontal regions.Significance: These findings provide insights into MDD working memory deficits, indicating that depressed individuals dedicate greater levels of cortical processing and cognitive resources to achieve comparable workig memory performance to controls.</p
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