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  • 1
    In: Nature, Springer Science and Business Media LLC, Vol. 483, No. 7387 ( 2012-3), p. 67-69
    Type of Medium: Online Resource
    ISSN: 0028-0836 , 1476-4687
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    Language: English
    Publisher: Springer Science and Business Media LLC
    Publication Date: 2012
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    detail.hit.zdb_id: 1413423-8
    SSG: 11
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  • 2
    Online Resource
    Online Resource
    American Association for the Advancement of Science (AAAS) ; 2021
    In:  Science Vol. 371, No. 6536 ( 2021-03-26), p. 1374-1378
    In: Science, American Association for the Advancement of Science (AAAS), Vol. 371, No. 6536 ( 2021-03-26), p. 1374-1378
    Abstract: The COVID-19 pandemic caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) continually poses serious threats to global public health. The main protease (M pro ) of SARS-CoV-2 plays a central role in viral replication. We designed and synthesized 32 new bicycloproline-containing M pro inhibitors derived from either boceprevir or telaprevir, both of which are approved antivirals. All compounds inhibited SARS-CoV-2 M pro activity in vitro, with 50% inhibitory concentration values ranging from 7.6 to 748.5 nM. The cocrystal structure of M pro in complex with MI-23, one of the most potent compounds, revealed its interaction mode. Two compounds (MI-09 and MI-30) showed excellent antiviral activity in cell-based assays. In a transgenic mouse model of SARS-CoV-2 infection, oral or intraperitoneal treatment with MI-09 or MI-30 significantly reduced lung viral loads and lung lesions. Both also displayed good pharmacokinetic properties and safety in rats.
    Type of Medium: Online Resource
    ISSN: 0036-8075 , 1095-9203
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    Language: English
    Publisher: American Association for the Advancement of Science (AAAS)
    Publication Date: 2021
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    detail.hit.zdb_id: 2066996-3
    detail.hit.zdb_id: 2060783-0
    SSG: 11
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  • 3
    Online Resource
    Online Resource
    Proceedings of the National Academy of Sciences ; 2022
    In:  Proceedings of the National Academy of Sciences Vol. 119, No. 19 ( 2022-05-10)
    In: Proceedings of the National Academy of Sciences, Proceedings of the National Academy of Sciences, Vol. 119, No. 19 ( 2022-05-10)
    Abstract: The phylogeny and speciation of subterranean zokors in China are unclear, as previous studies on morphology and limited molecular markers have generated conflicting results. This study unraveled the complex evolutionary history of eight zokor species in China based on de novo assembly at chromosome level and whole-genome sequencing of 23 populations. We found extensive phylogenetic discordances between nuclear and mitochondrial phylogenies, and different coalescent phylogenies, which could be explained by introgression and incomplete lineage sorting (ILS). The recent Qinghai-Tibet Plateau uplift (∼3.60 million y ago; Mya) drove Eospalax to speciate into clade A and clade B (∼3.22 Mya), and discordant phylogenies in this node were mainly attributed to introgression rather than ILS. Clade A rapidly diverged into three lineages due to geographical isolation and glaciation, while glaciation and C4 plant expansion contributed to the speciation of clade B. ILS contributed to the discordances of two rapidly radiated nodes rather than introgression. The effective population sizes ( N e’s) of all the species of Eospalax were affected by three glaciations. Ancient polymorphisms and divergence hitchhiking contribute to genomic islands of all the species pairs. Positively selected genes putatively related to specific inhabitation adaptations were identified, such as heart development, neurogenesis, DNA repair, and immune response. Climate, geological tectonism, and C4 vegetation shaped the adaptation and speciation of zokors in China.
    Type of Medium: Online Resource
    ISSN: 0027-8424 , 1091-6490
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    Language: English
    Publisher: Proceedings of the National Academy of Sciences
    Publication Date: 2022
    detail.hit.zdb_id: 209104-5
    detail.hit.zdb_id: 1461794-8
    SSG: 11
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  • 4
    Online Resource
    Online Resource
    Proceedings of the National Academy of Sciences ; 2022
    In:  Proceedings of the National Academy of Sciences Vol. 119, No. 13 ( 2022-03-29)
    In: Proceedings of the National Academy of Sciences, Proceedings of the National Academy of Sciences, Vol. 119, No. 13 ( 2022-03-29)
    Abstract: Speciation with ongoing homogenizing gene flow, later dubbed sympatric speciation, has been a fascinating and debated topic since Darwin proposed it. Here, we analyzed sympatric speciation of the spiny mouse, Acomys cahirinus, from Evolution Canyon I, Mount Carmel, Israel, revealed by whole-genome, methylome, and behavior comparisons. Mitochondrial phylogeny indicated that the tropical African Slope (AS) and temperate European Slope (ES) populations were sister taxa and shared a common ancestor. Based on the de novo chromosomal-level genome, we compared the genome and methylome of the two populations from EC I. We found clear-cut divergences between them based on both single nucleotide polymorphisms (SNPs) and structure variations (SVs). We identified 440 highly diverged regions and found olfactory receptors significantly divergent between slopes, suggesting prezygotic reproductive isolation. Furthermore, genes related to adaptation were enriched in immunity, temperature homeostasis in AS and energy, and cell cycle in ES. Population demographic modeling showed that the AS and ES populations split from the same ancestor with decreasing gene flow, implying sympatric speciation. Epigenetic methylation divergence preceded genetic differentiation and facilitated slope adaptation and sympatric speciation. We found a significant difference in activity onset in laboratory between the two populations, associated with the methylation divergence of circadian genes. We concluded that behavioral, genomic, and methylomic divergence substantiated sympatric speciation of Acomys from EC I in Israel, shown earlier transcriptomically.
    Type of Medium: Online Resource
    ISSN: 0027-8424 , 1091-6490
    RVK:
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    Language: English
    Publisher: Proceedings of the National Academy of Sciences
    Publication Date: 2022
    detail.hit.zdb_id: 209104-5
    detail.hit.zdb_id: 1461794-8
    SSG: 11
    SSG: 12
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