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  • 1
    In: TAXON, Wiley, Vol. 71, No. 1 ( 2022-02), p. 178-198
    Abstract: The shortage of reliable primary taxonomic data limits the description of biological taxa and the understanding of biodiversity patterns and processes, complicating biogeographical, ecological, and evolutionary studies. This deficit creates a significant taxonomic impediment to biodiversity research and conservation planning. The taxonomic impediment and the biodiversity crisis are widely recognized, highlighting the urgent need for reliable taxonomic data. Over the past decade, numerous countries worldwide have devoted considerable effort to Target 1 of the Global Strategy for Plant Conservation (GSPC), which called for the preparation of a working list of all known plant species by 2010 and an online world Flora by 2020. Brazil is a megadiverse country, home to more of the world's known plant species than any other country. Despite that, Flora Brasiliensis , concluded in 1906, was the last comprehensive treatment of the Brazilian flora. The lack of accurate estimates of the number of species of algae, fungi, and plants occurring in Brazil contributes to the prevailing taxonomic impediment and delays progress towards the GSPC targets. Over the past 12 years, a legion of taxonomists motivated to meet Target 1 of the GSPC, worked together to gather and integrate knowledge on the algal, plant, and fungal diversity of Brazil. Overall, a team of about 980 taxonomists joined efforts in a highly collaborative project that used cybertaxonomy to prepare an updated Flora of Brazil, showing the power of scientific collaboration to reach ambitious goals. This paper presents an overview of the Brazilian Flora 2020 and provides taxonomic and spatial updates on the algae, fungi, and plants found in one of the world's most biodiverse countries. We further identify collection gaps and summarize future goals that extend beyond 2020. Our results show that Brazil is home to 46,975 native species of algae, fungi, and plants, of which 19,669 are endemic to the country. The data compiled to date suggests that the Atlantic Rainforest might be the most diverse Brazilian domain for all plant groups except gymnosperms, which are most diverse in the Amazon. However, scientific knowledge of Brazilian diversity is still unequally distributed, with the Atlantic Rainforest and the Cerrado being the most intensively sampled and studied biomes in the country. In times of “scientific reductionism”, with botanical and mycological sciences suffering pervasive depreciation in recent decades, the first online Flora of Brazil 2020 significantly enhanced the quality and quantity of taxonomic data available for algae, fungi, and plants from Brazil. This project also made all the information freely available online, providing a firm foundation for future research and for the management, conservation, and sustainable use of the Brazilian funga and flora.
    Type of Medium: Online Resource
    ISSN: 0040-0262 , 1996-8175
    URL: Issue
    Language: English
    Publisher: Wiley
    Publication Date: 2022
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    SSG: 12
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  • 2
    In: Journal of Clinical Oncology, American Society of Clinical Oncology (ASCO), Vol. 30, No. 15_suppl ( 2012-05-20), p. 3574-3574
    Abstract: 3574 Background: Infusional 5-FU/FA + oxaliplatin is a widely used schedule in the first-line treatment of mCRC. In the randomized phase II OPUS study, the addition of cetuximab to one such regimen (FOLFOX4) significantly improved response and progression-free survival (PFS) in patients (pts) with KRAS wild-type (wt) mCRC. However, in the randomized phase III COIN study, a benefit for the addition of cetuximab to first-line fluoropyrimidine (administered as either infusional 5-FU or capecitabine) + oxaliplatin was not confirmed in pts with KRAS wt tumors. Methods: A pooled study-based analysis of treatment outcome in pts with KRAS wt tumors from the OPUS study and COIN subgroup who received infusional 5-FU/FA + oxaliplatin (as the OxMdG regimen) was carried out using a random effects model. Outcome in the pooled analysis was considered in the context of other randomized studies investigating first-line chemotherapy regimens +/- cetuximab in pts with mCRC. Results: The pooled KRAS wt population included 179 pts from the OPUS study and 244 from the OxMdG subgroup of the COIN study. A benefit for the addition of cetuximab to infusional 5-FU/FA was suggested for response (odds ratio 1.87, 95% CI 1.07–3.28) and PFS (hazard ratio, HR 0.69, 95% CI 0.52–0.92) but overall survival (OS) did not show a statistically significant improvement (HR 0.90, 95% CI 0.73–1.11). These response and PFS data are similar to those of the KRAS wt population of the CRYSTAL study investigating infusional 5-FU/FA and irinotecan +/- cetuximab (response: odds ratio 2.07, 95% CI 1.52–2.83; PFS: HR 0.70, 95% CI 0.56–0.87) whereas the improvement in OS was statistically significant in that study (HR 0.80, 95% CI 0.67–0.95). Similar efficacy of FOLFOX + cetuximab and FOLFIRI + cetuximab in the first-line treatment of mCRC was also suggested by data from the randomized phase II CORE 1.2.001 and CELIM studies. Overall, the safety profile of infusional 5-FU/FA and oxaliplatin + cetuximab was found to be acceptable and manageable. Conclusions: The pooled analysis supports the use of cetuximab combined with infusional 5-FU/FA and oxaliplatin in the first-line treatment of KRAS wt mCRC.
    Type of Medium: Online Resource
    ISSN: 0732-183X , 1527-7755
    RVK:
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    Language: English
    Publisher: American Society of Clinical Oncology (ASCO)
    Publication Date: 2012
    detail.hit.zdb_id: 2005181-5
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  • 3
    In: Journal of Clinical Oncology, American Society of Clinical Oncology (ASCO), Vol. 36, No. 4_suppl ( 2018-02-01), p. 747-747
    Abstract: 747 Background: In the RAS wt population of APEC, q2w cetuximab combined with 1L FOLFOX or FOLFIRI achieved a best confirmed overall response rate (BORR), median progression-free survival (PFS), and median overall survival (OS) similar to those reported in prior 1L pivotal studies involving weekly (qw) cetuximab. In this hypothesis-generating subgroup analysis, we evaluated the impact of TS in APEC study patients with RAS wt mCRC. Methods: APEC was a nonrandomized phase 2 trial conducted in the Asia-Pacific region, with BORR as the primary endpoint. Patients with KRAS exon 2 wt tumors received q2w cetuximab + investigator’s choice of FOLFOX or FOLFIRI; subsequent analyses considered patients who were RAS wt ( KRAS/ NRAS, exons 2-4). TS was categorized in evaluable patients with RAS wt tumors (left [L]-sided = splenic flexure, descending colon, sigmoid colon, and rectum; right [R] -sided = appendix, cecum, ascending colon, hepatic flexure, and transverse colon). Results: Among 167 patients with RAS wt mCRC, 159 were evaluable for TS; 130 (81.8%) had L-sided and 29 (18.2%) had R-sided mCRC. Baseline characteristics in the TS subgroups reflected the known differences between L- and R-sided mCRC. Efficacy data for the TS subgroups are summarized in the table. Conclusions: Consistent with prior 1L pivotal studies involving qw cetuximab, a prognostic effect of TS in patients receiving 1L q2w cetuximab was confirmed in APEC. BORR remained ≥50% in patients with R-sided mCRC, in line with prior evidence that use of cetuximab may be appropriate when tumor shrinkage/cytoreduction is the goal. These hypothesis-generating data also raise the possibility of synergy between cetuximab and, in particular, irinotecan for PFS and OS in patients with R-sided tumors, although numbers are small. Clinical trial information: NCT00778830. [Table: see text]
    Type of Medium: Online Resource
    ISSN: 0732-183X , 1527-7755
    RVK:
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    Language: English
    Publisher: American Society of Clinical Oncology (ASCO)
    Publication Date: 2018
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  • 4
    In: Journal of Clinical Oncology, American Society of Clinical Oncology (ASCO), Vol. 37, No. 15_suppl ( 2019-05-20), p. 3580-3580
    Abstract: 3580 Background: The multicenter, open-label, randomized, phase 3 EPIC study (EMR 062202-025) investigated cetuximab + irinotecan vs irinotecan as a second-line (2L) therapy in pts with EGFR-detectable mCRC. A retrospective analysis in the EPIC RAS wt population showed improved overall response rate (29.4% vs 5.0%) and progression-free survival (5.4 vs 2.6 mo) upon the addition of cetuximab to irinotecan. Median OS (mOS) was similar in both treatment arms, possibly due to differences in subsequent therapies. We present OS by post-study therapy in the RAS wt population. Methods: 1298 RAS-unselected pts were enrolled from May 2003 to February 2006. The primary endpoint was OS. RAS status was determined retrospectively in 2018 from existing DNA samples using BEAMing technology; wt status was defined as having a sum of mutated RAS allele frequencies of ≤5%, with all relevant alleles being analyzable. Results: Among the 452 pts with RAS wt mCRC, 231 received cetuximab + irinotecan and 221 received irinotecan. Baseline characteristics were similar in both arms. OS data by post-study therapy are summarized in the Table. No new or unexpected safety signals were observed. Conclusions: Post-study cetuximab was associated with improved OS in both treatment arms compared with post-study therapy without cetuximab and no subsequent therapy, suggesting that cetuximab-based therapy may be suitable as a standard treatment for pts with RAS wt mCRC in the rechallenge setting. Study limitations include a potential bias due to the differences in proportion of subsequent therapies with and without cetuximab between arms (almost 50% of pts in the irinotecan arm received post-study cetuximab) as well as the likelihood for pts who live longer to receive cetuximab in any subsequent therapy line. [Table: see text]
    Type of Medium: Online Resource
    ISSN: 0732-183X , 1527-7755
    RVK:
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    Language: English
    Publisher: American Society of Clinical Oncology (ASCO)
    Publication Date: 2019
    detail.hit.zdb_id: 2005181-5
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  • 5
    In: Journal of Clinical Oncology, American Society of Clinical Oncology (ASCO), Vol. 33, No. 3_suppl ( 2015-01-20), p. 574-574
    Abstract: 574 Background: A multinational survey of oncologists was conducted to assess the awareness and use of biomarkers in clinical practice (Ciardiello et al, ESMO 2014). These data explore regional variations as well as perceived level of “cancer literacy” among pts. Methods: Ten-minute online interviews were conducted with practicing oncology specialists (3 to 35 years of experience, treating 〉 15 pts/month) from 12 representative countries in Europe, South America, and Asia. Results: In total, 895 interviews were completed; numerous regional differences were observed. While most physicians use biomarkers (90%), there were marked regional variations. KRAS was the most frequent test. Among the 10% of physicians not using biomarkers, local availability of testing, speed of obtaining results, and cost were cited as the main reasons. The majority of Chinese doctors indicated that physician training (82%) and better biomarker information for pts (83%) would enable them to use biomarkers more often (global averages: 38% and 34%, respectively). Striking variation was seen in physicians’ assessment of pts’ knowledge of cancer biology, treatment options, use of biomarkers, and involvement in their own treatment plans. Only 38% of German physicians believed their pts know that tumors can be tested to help decide which treatment to give (global average: 73%). Only 21% of Saudi Arabian physicians believed the treatment decision process is shared between the doctor and/or multidisciplinary team and pt (global average: 82%). While physicians felt specialist nurses were the best source of information for pts, only 45% globally believed pts had access to these nurses (ranging from 19% in Russia to 83% in the UK). Conclusions: These data demonstrate wide global use of biomarkers but with regional variations reflecting cultural and local practice. Perception of pt cancer literacy and pt access to information also differs widely. Most physicians agree, however, that pts require more information to understand their disease better and become involved in treatment decisions.
    Type of Medium: Online Resource
    ISSN: 0732-183X , 1527-7755
    RVK:
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    Language: English
    Publisher: American Society of Clinical Oncology (ASCO)
    Publication Date: 2015
    detail.hit.zdb_id: 2005181-5
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  • 6
    In: Cancer Treatment Reviews, Elsevier BV, Vol. 97 ( 2021-06), p. 102172-
    Type of Medium: Online Resource
    ISSN: 0305-7372
    Language: English
    Publisher: Elsevier BV
    Publication Date: 2021
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  • 7
    In: Global Change Biology, Wiley, Vol. 26, No. 1 ( 2020-01), p. 119-188
    Abstract: Plant traits—the morphological, anatomical, physiological, biochemical and phenological characteristics of plants—determine how plants respond to environmental factors, affect other trophic levels, and influence ecosystem properties and their benefits and detriments to people. Plant trait data thus represent the basis for a vast area of research spanning from evolutionary biology, community and functional ecology, to biodiversity conservation, ecosystem and landscape management, restoration, biogeography and earth system modelling. Since its foundation in 2007, the TRY database of plant traits has grown continuously. It now provides unprecedented data coverage under an open access data policy and is the main plant trait database used by the research community worldwide. Increasingly, the TRY database also supports new frontiers of trait‐based plant research, including the identification of data gaps and the subsequent mobilization or measurement of new data. To support this development, in this article we evaluate the extent of the trait data compiled in TRY and analyse emerging patterns of data coverage and representativeness. Best species coverage is achieved for categorical traits—almost complete coverage for ‘plant growth form’. However, most traits relevant for ecology and vegetation modelling are characterized by continuous intraspecific variation and trait–environmental relationships. These traits have to be measured on individual plants in their respective environment. Despite unprecedented data coverage, we observe a humbling lack of completeness and representativeness of these continuous traits in many aspects. We, therefore, conclude that reducing data gaps and biases in the TRY database remains a key challenge and requires a coordinated approach to data mobilization and trait measurements. This can only be achieved in collaboration with other initiatives.
    Type of Medium: Online Resource
    ISSN: 1354-1013 , 1365-2486
    URL: Issue
    Language: English
    Publisher: Wiley
    Publication Date: 2020
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  • 8
    Online Resource
    Online Resource
    American Physical Society (APS) ; 2011
    In:  Physical Review B Vol. 84, No. 20 ( 2011-11-17)
    In: Physical Review B, American Physical Society (APS), Vol. 84, No. 20 ( 2011-11-17)
    Type of Medium: Online Resource
    ISSN: 1098-0121 , 1550-235X
    RVK:
    Language: English
    Publisher: American Physical Society (APS)
    Publication Date: 2011
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    detail.hit.zdb_id: 2844160-6
    detail.hit.zdb_id: 209770-9
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  • 9
    In: Cerebral Cortex, Oxford University Press (OUP), Vol. 30, No. 3 ( 2020-03-14), p. 1307-1317
    Abstract: Early adversity has been related to brain structure alterations and to an increased risk of psychiatric disorders. The orbitofrontal cortex (OFC) is a key region for emotional processing, with structural alterations being described in several mental disorders. However, little is known about how its cortical thickness (CT) is affected by the long-term impact of life stress (LS) at different developmental stages. The present study aimed to investigate the effect of LS during infancy, childhood, and adolescence on CT alterations in the OFC and on psychopathology in 190 adults of an ongoing prospective cohort study. Chronic stressful life events were assessed in regular intervals. Participants rated depressive symptoms at the ages of 22 and 23 years. Morphometric data were collected at the participants’ age of 25 years. Chronic LS during infancy was associated with reduced CT in the right OFC and increased depressive symptoms. Moreover, the impact of chronic LS during infancy on OFC thickness was partially mediated by depressive symptoms in adulthood, suggesting an interplay of early LS, psychopathology, and CT alterations. Our findings highlight the long-term impact of early LS on an affective core brain structure and psychopathology later in life.
    Type of Medium: Online Resource
    ISSN: 1047-3211 , 1460-2199
    Language: English
    Publisher: Oxford University Press (OUP)
    Publication Date: 2020
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    SSG: 12
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  • 10
    In: Future Oncology, Future Medicine Ltd, Vol. 19, No. 15 ( 2023-05), p. 1053-1061
    Abstract: Tweetable abstract In the #TAILORstudy subanalysis #cetuximab plus chemotherapy in first-line treatment of RAS wild-type #metastaticcolorectalcancer improved #clinicaloutcomes irrespective of #primarytumorside.
    Type of Medium: Online Resource
    ISSN: 1479-6694 , 1744-8301
    Language: English
    Publisher: Future Medicine Ltd
    Publication Date: 2023
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