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  • 1
    In: The Lancet, Elsevier BV, Vol. 396, No. 10243 ( 2020-07), p. 27-38
    Type of Medium: Online Resource
    ISSN: 0140-6736
    RVK:
    Language: English
    Publisher: Elsevier BV
    Publication Date: 2020
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    detail.hit.zdb_id: 3306-6
    detail.hit.zdb_id: 1476593-7
    SSG: 5,21
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  • 2
    In: GeroScience, Springer Science and Business Media LLC, Vol. 44, No. 3 ( 2022-06), p. 1641-1655
    Abstract: Prolonging survival in good health is a fundamental societal goal. However, the leading determinants of disability-free survival in healthy older people have not been well established. Data from ASPREE, a bi-national placebo-controlled trial of aspirin with 4.7 years median follow-up, was analysed. At enrolment, participants were healthy and without prior cardiovascular events, dementia or persistent physical disability. Disability-free survival outcome was defined as absence of dementia, persistent disability or death. Selection of potential predictors from amongst 25 biomedical, psychosocial and lifestyle variables including recognized geriatric risk factors, utilizing a machine-learning approach. Separate models were developed for men and women. The selected predictors were evaluated in a multivariable Cox proportional hazards model and validated internally by bootstrapping. We included 19,114 Australian and US participants aged ≥65 years (median 74 years, IQR 71.6–77.7). Common predictors of a worse prognosis in both sexes included higher age, lower Modified Mini-Mental State Examination score, lower gait speed, lower grip strength and abnormal (low or elevated) body mass index. Additional risk factors for men included current smoking, and abnormal eGFR. In women, diabetes and depression were additional predictors. The biased-corrected areas under the receiver operating characteristic curves for the final prognostic models at 5 years were 0.72 for men and 0.75 for women. Final models showed good calibration between the observed and predicted risks. We developed a prediction model in which age, cognitive function and gait speed were the strongest predictors of disability-free survival in healthy older people. Trial registration Clinicaltrials.gov (NCT01038583)
    Type of Medium: Online Resource
    ISSN: 2509-2715 , 2509-2723
    Language: English
    Publisher: Springer Science and Business Media LLC
    Publication Date: 2022
    detail.hit.zdb_id: 2886418-9
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  • 3
    In: Ecology, Wiley, Vol. 103, No. 2 ( 2022-02)
    Abstract: Ants, an ecologically successful and numerically dominant group of animals, play key ecological roles as soil engineers, predators, nutrient recyclers, and regulators of plant growth and reproduction in most terrestrial ecosystems. Further, ants are widely used as bioindicators of the ecological impact of land use. We gathered information of ant species in the Atlantic Forest of South America. The ATLANTIC ANTS data set, which is part of the ATLANTIC SERIES data papers, is a compilation of ant records from collections (18,713 records), unpublished data (29,651 records), and published sources (106,910 records; 1,059 references), including papers, theses, dissertations, and book chapters published from 1886 to 2020. In total, the data set contains 153,818 ant records from 7,636 study locations in the Atlantic Forest, representing 10 subfamilies, 99 genera, 1,114 ant species identified with updated taxonomic certainty, and 2,235 morphospecies codes. Our data set reflects the heterogeneity in ant records, which include ants sampled at the beginning of the taxonomic history of myrmecology (the 19th and 20th centuries) and more recent ant surveys designed to address specific questions in ecology and biology. The data set can be used by researchers to develop strategies to deal with different macroecological and region‐wide questions, focusing on assemblages, species occurrences, and distribution patterns. Furthermore, the data can be used to assess the consequences of changes in land use in the Atlantic Forest on different ecological processes. No copyright restrictions apply to the use of this data set, but we request that authors cite this data paper when using these data in publications or teaching events.
    Type of Medium: Online Resource
    ISSN: 0012-9658 , 1939-9170
    URL: Issue
    RVK:
    Language: English
    Publisher: Wiley
    Publication Date: 2022
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    detail.hit.zdb_id: 2010140-5
    SSG: 12
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  • 4
    In: Systematic Entomology, Wiley, Vol. 40, No. 4 ( 2015-10), p. 835-880
    Abstract: Here we present a phylogeny of beetles ( I nsecta: C oleoptera) based on DNA sequence data from eight nuclear genes, including six single‐copy nuclear protein‐coding genes, for 367 species representing 172 of 183 extant families. Our results refine existing knowledge of relationships among major groups of beetles. Strepsiptera was confirmed as sister to C oleoptera and each of the suborders of C oleoptera was recovered as monophyletic. Interrelationships among the suborders, namely P olyphaga ( A dephaga ( A rchostemata, M yxophaga)), in our study differ from previous studies. Adephaga comprised two clades corresponding to H ydradephaga and G eadephaga. The series and superfamilies of P olyphaga were mostly monophyletic. The traditional C ucujoidea were recovered in three distantly related clades. Lymexyloidea was recovered within T enebrionoidea. Several of the series and superfamilies of P olyphaga received moderate to maximal clade support in most analyses, for example B uprestoidea, C hrysomeloidea, C occinelloidea, C ucujiformia, C urculionoidea, D ascilloidea, E lateroidea, H isteroidea and H ydrophiloidea. However, many of the relationships within P olyphaga lacked compatible resolution under maximum‐likelihood and B ayesian inference, and/or lacked consistently strong nodal support. Overall, we recovered slightly younger estimated divergence times than previous studies for most groups of beetles. The ordinal split between C oleoptera and S trepsiptera was estimated to have occurred in the E arly P ermian. Crown C oleoptera appeared in the Late P ermian, and only one or two lineages survived the end‐ P ermian mass extinction, with stem group representatives of all four suborders appearing by the end of the T riassic. The basal split in P olyphaga was estimated to have occurred in the T riassic, with the stem groups of most series and superfamilies originating during the T riassic or J urassic. Most extant families of beetles were estimated to have C retaceous origins. Overall, C oleoptera experienced an increase in diversification rate compared to the rest of N europteroidea. Furthermore, 10 family‐level clades, all in suborder P olyphaga, were identified as having experienced significant increases in diversification rate. These include most beetle species with phytophagous habits, but also several groups not typically or primarily associated with plants. Most of these groups originated in the C retaceous, which is also when a majority of the most species‐rich beetle families first appeared. An additional 12 clades showed evidence for significant decreases in diversification rate. These clades are species‐poor in the M odern fauna, but collectively exhibit diverse trophic habits. The apparent success of beetles, as measured by species numbers, may result from their associations with widespread and diverse substrates – especially plants, but also including fungi, wood and leaf litter – but what facilitated these associations in the first place or has allowed these associations to flourish likely varies within and between lineages. Our results provide a uniquely well‐resolved temporal and phylogenetic framework for studying patterns of innovation and diversification in C oleoptera, and a foundation for further sampling and resolution of the beetle tree of life.
    Type of Medium: Online Resource
    ISSN: 0307-6970 , 1365-3113
    URL: Issue
    RVK:
    Language: English
    Publisher: Wiley
    Publication Date: 2015
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  • 5
    In: Proceedings of the National Academy of Sciences, Proceedings of the National Academy of Sciences, Vol. 108, No. 14 ( 2011-04-05), p. 5673-5678
    Abstract: Ants are some of the most abundant and familiar animals on Earth, and they play vital roles in most terrestrial ecosystems. Although all ants are eusocial, and display a variety of complex and fascinating behaviors, few genomic resources exist for them. Here, we report the draft genome sequence of a particularly widespread and well-studied species, the invasive Argentine ant ( Linepithema humile ), which was accomplished using a combination of 454 (Roche) and Illumina sequencing and community-based funding rather than federal grant support. Manual annotation of 〉 1,000 genes from a variety of different gene families and functional classes reveals unique features of the Argentine ant's biology, as well as similarities to Apis mellifera and Nasonia vitripennis . Distinctive features of the Argentine ant genome include remarkable expansions of gustatory (116 genes) and odorant receptors (367 genes), an abundance of cytochrome P450 genes ( 〉 110), lineage-specific expansions of yellow/major royal jelly proteins and desaturases, and complete CpG DNA methylation and RNAi toolkits. The Argentine ant genome contains fewer immune genes than Drosophila and Tribolium , which may reflect the prominent role played by behavioral and chemical suppression of pathogens. Analysis of the ratio of observed to expected CpG nucleotides for genes in the reproductive development and apoptosis pathways suggests higher levels of methylation than in the genome overall. The resources provided by this genome sequence will offer an abundance of tools for researchers seeking to illuminate the fascinating biology of this emerging model organism.
    Type of Medium: Online Resource
    ISSN: 0027-8424 , 1091-6490
    RVK:
    RVK:
    Language: English
    Publisher: Proceedings of the National Academy of Sciences
    Publication Date: 2011
    detail.hit.zdb_id: 209104-5
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    SSG: 11
    SSG: 12
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  • 6
    Online Resource
    Online Resource
    Wiley ; 2006
    In:  British Journal of Clinical Psychology Vol. 45, No. 3 ( 2006-09), p. 279-295
    In: British Journal of Clinical Psychology, Wiley, Vol. 45, No. 3 ( 2006-09), p. 279-295
    Abstract: Background. Social phobics are at a higher risk of developing alcohol problems. The mechanism promoting this association is not clear. According to Sayette (1993b) , alcohol attenuates anxiety responses by disrupting initial appraisal of threatening stimuli. We used the emotional Stroop test and an implicit memory test to investigate whether alcohol hinders appraisal of social threat words in patients diagnosed with social phobia. Procedure. Thirty‐two women with social phobia (DSM‐IV) and 32 female controls performed an emotional Stroop test either after drinking alcohol resulting in a blood alcohol levels (BAL) of 0.6‰ or after drinking a non‐alcoholic beverage. The emotional Stroop test contained social anxiety‐related and neutral stimuli. Implicit memory for the words presented was tested with a word‐stem completion test. Results. Without alcohol, both controls and socially‐phobic participants took longer to name the colour of socially‐threatening stimuli than of neutral stimuli. Alcohol levelled response latencies to the two stimulus categories only in controls. Socially‐phobic participants responded more slowly to social anxiety‐related stimuli than to neutral stimuli, irrespective of their BAL. In contrast to controls, social phobics showed an implicit memory bias for social threat words. This bias was attenuated by alcohol. Discussion. Alcohol disrupts appraisal of social anxiety‐related stimuli in controls but not in social phobics; in these it hinders the consolidation of memory. This also suggests that social phobics experience similar anxiety with and without alcohol, but remember this experienced anxiety less precisely. This effect might act as a reinforcer for the use of alcohol for the purpose of self‐medication in future situations.
    Type of Medium: Online Resource
    ISSN: 0144-6657 , 2044-8260
    RVK:
    Language: English
    Publisher: Wiley
    Publication Date: 2006
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    SSG: 5,2
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  • 7
    In: Systematic Entomology, Wiley, Vol. 40, No. 1 ( 2015-01), p. 214-229
    Abstract: The phylogeny of the aquatic beetle family H ydroscaphidae is inferred from one mitochondrial ( COI ) and five nuclear ( 18S , 28S , wingless , arginine kinase and CAD ) genes. Bayesian, maximum likelihood and maximum parsimony analyses were conducted on a combined dataset that included representatives from all three described hydroscaphid genera, three new species of the family of uncertain placement, and representatives from the myxophagan families S phaeriusidae, T orridincolidae and L epiceridae. All analyses strongly supported a set of nearly identical trees in which (i) the monophyly of H ydroscaphidae and all its constituent genera is affirmed, (ii) the nearly cosmopolitan genus Hydroscapha is sister to the remaining and exclusively N eotropical genera, and (iii) the new, morphologically aberrant taxa from the G uiana S hield form a monophylum separate from any described genus. Here, we review each genus of the family including the description of Confossa S hort, J oly, G arcía & M addison gen.n. to accommodate three new species: C. sculptura sp.n. , C. falcata sp.n. and C. minima sp.n. The new genus possesses a remarkable perforated abdominal surface that we hypothesize serves as a respiratory plastron. We also present a key to the genera and a catalogue of species of the family.
    Type of Medium: Online Resource
    ISSN: 0307-6970 , 1365-3113
    URL: Issue
    RVK:
    Language: English
    Publisher: Wiley
    Publication Date: 2015
    detail.hit.zdb_id: 2020957-5
    SSG: 12
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  • 8
    Online Resource
    Online Resource
    Magnolia Press ; 2006
    In:  Zootaxa Vol. 1201, No. 1 ( 2006-05-15), p. 47-
    In: Zootaxa, Magnolia Press, Vol. 1201, No. 1 ( 2006-05-15), p. 47-
    Abstract: We report three new species of the ant genus Leptanilloides from Andean Ecuador. Leptanilloides nomada sp. n. and L. caracola sp. n. are described from the worker caste, the latter from a unique specimen; L. nubecula sp. n. is described from workers, males, and two gyne subcastes previously unknown for the entire subfamily. Phenotypic variation in morphological characters in the new species L. nomada and L. nubecula is more plastic than suggested by the traditional generic diagnosis. These records represent the first case of three Leptanilloides species occurring in sympatry. We discuss aspects of the army ant syndrome and its relevance to the genus Leptanilloides.Tres nuevas especies del género de hormigas Leptanilloides son descritas a partir de especimenes encontrados en Los Andes ecuatorianos. Leptanilloides nomada sp. n. y L. caracola sp. n. son descritas en base a obreras, ésta última es descrita a partir de un sólo espécimen. L. nubecula sp. n. es descrita en base a obreras, machos y dos subcastas de ginas previamente desconocidas para toda la subfamilia. La variación fenotípica encontrada en algunos caracteres morfológicos de las nuevas especies L. nomada y L. nubecula es más plástica de lo que sugiere la diagnosis genérica tradicional. Estos registros constituyen el primer ejemplo de tres especies de Leptanilloides viviendo en simpatría. Discutimos aspectos del síndrome de las hormigas legionarias y su aplicación al género Leptanilloides.
    Type of Medium: Online Resource
    ISSN: 1175-5334 , 1175-5326
    URL: Issue
    Language: Unknown
    Publisher: Magnolia Press
    Publication Date: 2006
    SSG: 12
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  • 9
    Online Resource
    Online Resource
    American Geophysical Union (AGU) ; 2011
    In:  Geophysical Research Letters Vol. 38, No. 14 ( 2011-07), p. n/a-n/a
    In: Geophysical Research Letters, American Geophysical Union (AGU), Vol. 38, No. 14 ( 2011-07), p. n/a-n/a
    Type of Medium: Online Resource
    ISSN: 0094-8276
    Language: English
    Publisher: American Geophysical Union (AGU)
    Publication Date: 2011
    detail.hit.zdb_id: 2021599-X
    detail.hit.zdb_id: 7403-2
    SSG: 16,13
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  • 10
    Online Resource
    Online Resource
    American Mosquito Control Association ; 2021
    In:  Journal of the American Mosquito Control Association Vol. 37, No. 1 ( 2021-03-01), p. 28-33
    In: Journal of the American Mosquito Control Association, American Mosquito Control Association, Vol. 37, No. 1 ( 2021-03-01), p. 28-33
    Abstract: Populations of Culex stigmatosoma and Cx. thriambus have been documented in the southwestern USA with a southward range extension to northern South America and Central America, respectively. Studies conducted in California indicate both species are potential vectors of West Nile virus. However, vector competence studies are lacking for other parts of the USA. During a multicounty regional surveillance study west of San Antonio, Texas, multiple errors were observed in the Texas distributional literature of these species. These errors involved incorrect distributional information in Texas and US publications. Evidence to correct these errant records was found upon further analysis of Texas literature and curated specimens. Therefore, the aims of this study were to present that evidence and then combine the corrected records with additional records from the Texas Department of State Health Services and from larval collections made during other Texas surveillance studies.
    Type of Medium: Online Resource
    ISSN: 8756-971X
    Language: English
    Publisher: American Mosquito Control Association
    Publication Date: 2021
    detail.hit.zdb_id: 2322636-5
    SSG: 12
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