131,716 research outputs found

    Rathalos treecko Lin & Zhao & Koh & Li 2022, comb. nov.

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    Rathalos treecko (Lin & Li, 2021) comb. nov. Anyphaena treecko Lin & Li, In: Lin et al., 2021: 101, figs 9A–C, 10A–B, 14I–J. Material examined. Holotype ♂ (IZCAS-Ar42404), China: Hainan, Changjiang County, Bawangling, Dongsizhan (19.0495°N, 109.1157°E), 23 April 2009, G. Tang leg. (examined). Paratypes. 2♀ (IZCAS-Ar42405–Ar42406), same data as holotype (examined). Diagnosis. See Lin et al. (2021). Description. See Lin et al. (2021). Distribution. China (Hainan). Comments. The cymbial apophysis, the triangular epigyne and the straight copulatory duct indicate that this species belongs to Rathalos Lin & Li, gen. nov. Thus, we transfer it from Anyphaena to Rathalos Lin & Li, gen. nov.Published as part of Lin, Yejie, Zhao, Huifeng, Koh, Joseph K H & Li, Shuqiang, 2022, Taxonomy notes on twenty-eight spider species (Arachnida: Araneae) from Asia, pp. 198-270 in Zoological Systematics 47 (3) on page 201, DOI: 10.11865/zs.2022303, http://zenodo.org/record/717585

    Singaporemma bifurcata Lin & Li 2010

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    Singaporemma bifurcata Lin & Li, 2010 Figures 1A–H, 2A–E, 6F–f, 8A Singaporemma bifurcata Lin & Li, 2010: 26, figs 29–37 Examined material. Topotypes 11♂ 25♀ (NHMSU), CHINA: Guizhou, Suiyang, Wenquan Town, Guihua Village, Hejiao Cave, 28°15´N, 107°17´E, altitude 695 m, 17 April 2015, Y. Lin and H. Yang leg. Diagnosis. With the exception of S. wulongensis, male of S. bifurcata can be distinguished from all other congeners by the embolus with an asymmetrically furcate end (Fig. 6f vs. Fig. 6a–d, 6g –h), and female of S. bifurcata differs by the stubby, sclerotized central process (Fig. 8A vs. Figs. 5C–D, 7A–C, 9A–B). S. bifurcata similar to S. wulongensis in the shape of palpal bulb and the configuration of vulva, but male of S. bifurcata can be distinguished from that of S. wulongensis by the starting position of embolus (Fig. 6F vs. Fig. 6E, the position indicated by the blue arrow) and the unequal length of branches of embolic tip (Fig. 6f vs. Fig. 6e); female of S. bifurcata separated by the smaller, “Ω”-shaped inner vulval plate, and the shorter central process (Fig. 8A vs. Fig. 8B). Description. See Figs 1A–H, 2A–E, 6F–f, 8A and Lin & Li, 2010: 26. Distribution. China (Guizhou) (Fig. 10).Published as part of Yan, Fanhu & Lin, Yucheng, 2018, A review of the spider genus Singaporemma (Araneae: Tetrablemmidae), with the description of a new species, pp. 329-346 in Zootaxa 4392 (2) on page 334, DOI: 10.11646/zootaxa.4392.2.6, http://zenodo.org/record/119544

    Electroreductive room-temperature C–H activations with RuCl 3 · n H 2 O precatalyst via cathodic ruthenium( iii / ii ) manifold

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    Electroreductive C–H activations with RuCl 3 · n H 2 O precatalyst proceed at exceedingly mild temperatures. Detailed mechanistic studies offer evidence for a cathodic ruthenium( iii / ii ) manifold, along with the involvement of a biscyclometalated species.We, herein, disclose a strategy to directly utilize user-friendly RuCl 3 · n H 2 O for ortho - as well as meta -C–H functionalizations at low temperatures. The key to success was the in situ formation of the active ruthenium catalyst through cathodic electron transfer, setting the stage for C–H activations under exceedingly mild reaction conditions. The robustness of our electrocatalysis process was highlighted by the late-stage diversification of compounds of relevance to chemical, agrochemical, and pharmaceutical industries, as well as simple amines as terminal reductants for the electroreduction. Detailed mechanistic studies by, among others, spectroelectrochemical analysis provided strong evidence for a cathodic reduction manifold.Electroreductive C–H activations with RuCl 3 · n H 2 O precatalyst proceed at exceedingly mild temperatures. Detailed mechanistic studies offer evidence for a cathodic ruthenium( iii / ii ) manifold, along with the involvement of a biscyclometalated species.We, herein, disclose a strategy to directly utilize user-friendly RuCl 3 · n H 2 O for ortho - as well as meta -C–H functionalizations at low temperatures. The key to success was the in situ formation of the active ruthenium catalyst through cathodic electron transfer, setting the stage for C–H activations under exceedingly mild reaction conditions. The robustness of our electrocatalysis process was highlighted by the late-stage diversification of compounds of relevance to chemical, agrochemical, and pharmaceutical industries, as well as simple amines as terminal reductants for the electroreduction. Detailed mechanistic studies by, among others, spectroelectrochemical analysis provided strong evidence for a cathodic reduction manifold.Deutsches Zentrum für Herz-Kreislaufforschung https://doi.org/10.13039/100010447China Scholarship Council https://doi.org/10.13039/501100004543European Research Council https://doi.org/10.13039/501100000781Fonds der Chemischen Industrie https://doi.org/10.13039/100018992Deutsche Forschungsgemeinschaft https://doi.org/10.13039/501100001659Horizon 2020 Framework Programme https://doi.org/10.13039/10001066

    Palladium-Catalyzed Cascade Oxidation/sp(2) C-H Acylation of Azoarenes with Aryl Methanes

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    A Pd-catalyzed cascade oxidation/sp(2) C-H bond acylation of azoarenes was developed in which readily available aryl methanes were used as the in situ generated acyl sources. This reaction provides a convenient access to ortho-acyl azoarenes under mild conditions

    Letter from C. H. Gensler, Havasupai Agency to Carl Hayden

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    Letter from C. H. Gensler expressing concern on behalf of the Havasupai Tribe regarding the proposed park boundaries

    Citations of the author H C Rajpoot

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    The list of the articles, research papers, theses, and book chapters globally citing the author H. C. Rajpoot</p

    LIN-2 and FRM-3 regulate the synaptic abundance but not surface expression level of AChRs.

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    (A-D) ACR-16::RFP and UNC-29::RFP synaptic abundance were decreased in lin-2null and frm-3null mutants. Representative images (A, C, scale bar 10 μm) and mean puncta intensity (B, D) are shown. The wild type is normalized to 1. (E-H) ACh- and Levamisole-activated currents were unaltered in lin-2null and frm-3null mutants. Representative traces (E, G) and mean current amplitude (F, H) are shown. (I, J) GABA-activated currents were decreased by 50% in lin-2null mutants but were unchanged in frm-3null mutants. Data are mean ± SEM (***, p < 0.001 when compared to control; one-way ANOVA). The number of worms analyzed for each genotype is indicated in the bar.</p
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