167 research outputs found

    The "Free Voters": A Decent Alternative for Conservatives?

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    The Free Voters (Freie Wähler) party is becoming a more serious competitor in the German party system. It gained parliamentary representation in the Rhineland Palatine in 2021 and has been governing with the Christian Social Union in Bavaria since 2018. In addition, the Free Voters party now holds two of the 96 German parliamentary member positions in the European Parliament and is, at the federal level, the extraparliamentary opposition party with the greatest number of votes. Nevertheless, there has, to date, been no analysis examining people's motives for voting for the Free Voters or exploring their future openness to voting for the party. This article addresses this oversight by identifying factors, based on population-representative data from the 2021 Bundestag elections, that favour openness and voting for this increasingly influential party. Our analysis shows that a more general dissatisfaction with democratic outputs, a conservative attitude, and low perceptions of spatial distance from the political positions of the Free Voters have significant positive effects.Die Freien Wähler entwickeln sich zu einem ernstzunehmenden Konkurrenten im deutschen Parteiensystem. Sie sind 2021 in den rheinland-pfälzischen Landtag eingezogen und regieren seit 2018 gemeinsam mit der CSU in Bayern. Zudem stellen die Freien Wähler mittlerweile zwei der 96 deutschen Abgeordneten im Europäischen Parlament und sind auf Bundesebene die stimmenstärkste außerparlamentarische Oppositionspartei. Dennoch gibt es bisher keine Analyse, die die Motive der Wähler:innen für die Wahl der Freien Wähler oder eine mögliche zukünftige Bereitschaft, die Partei zu wählen, untersucht. Dieser Artikel behebt dieses Defizit, indem er auf der Grundlage von bevölkerungsrepräsentativen Daten zur Bundestagswahl 2021 Faktoren identifiziert, die die Offenheit und die Stimmabgabe für diese zunehmend einflussreiche Partei begünstigen. Unsere Analyse zeigt, dass eine allgemeinere Unzufriedenheit mit der demokratischen Performanz, eine konservative Grundhaltung sowie eine geringe wahrgenommene räumliche Distanz zu den politischen Positionen der Freien Wähler positive Effekte haben

    A Phase I Dose Escalation Study of the Triple Angiokinase Inhibitor Nintedanib Combined with Low-Dose Cytarabine in Elderly Patients with Acute Myeloid Leukemia

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    Nintedanib (BIBF 1120), a potent multikinase inhibitor of VEGFR-1/-2/-3, FGFR-1/-2/-3 and PDGFR-α/-β, exerts growth inhibitory and pro-apoptotic effects in myeloid leukemic cells, especially when used in combination with cytarabine. This phase I study evaluated nintedanib in combination with low-dose cytarabine (LDAC) in elderly patients with untreated or relapsed/refractory acute myeloid leukemia (AML) ineligible for intensive chemotherapy in a 3+3 design. Nintedanib (dose levels 100, 150, and 200 mg orally twice daily) and LDAC (20 mg subcutaneous injection twice daily for 10 days) were administered in 28-day cycles. Dose-limiting toxicity (DLT) was defined as non-hematological severe adverse reaction CTC grade ≥ 4 with possible or definite relationship to nintedanib. Between April 2012 and October 2013, 13 patients (median age 73 [range: 62–86] years) were enrolled. One patient did not receive study medication and was replaced. Nine (69%) patients had relapsed or refractory disease and 6 (46%) patients had unfavorable cytogenetics. The most frequently reported treatment-related adverse events (AE) were gastrointestinal events. Twelve SAEs irrespective of relatedness were reported. Two SUSARs were observed, one fatal hypercalcemia and one fatal gastrointestinal infection. Two patients (17%) with relapsed AML achieved a complete remission (one CR, one CRi) and bone marrow blast reductions without fulfilling PR criteria were observed in 3 patients (25%). One-year overall survival was 33%. Nintedanib combined with LDAC shows an adequate safety profile and survival data are promising in a difficult-to-treat patient population. Continuation of this trial with a phase II recommended dose of 2 x 200 mg nintedanib in a randomized, placebo-controlled phase II study is planned. The trial is registered to EudraCT as 2011-001086-41

    Clonally resolved single-cell multi-omics identifies routes of cellular differentiation in acute myeloid leukemia

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    Inter-patient variability and the similarity of healthy and leukemic stem cells (LSCs) have impeded the characterization of LSCs in acute myeloid leukemia (AML) and their differentiation landscape. Here, we introduce CloneTracer, a novel method that adds clonal resolution to single-cell RNA-seq datasets. Applied to samples from 19 AML patients, CloneTracer revealed routes of leukemic differentiation. Although residual healthy and preleukemic cells dominated the dormant stem cell compartment, active LSCs resembled their healthy counterpart and retained erythroid capacity. By contrast, downstream myeloid progenitors constituted a highly aberrant, disease-defining compartment: their gene expression and differentiation state affected both the chemotherapy response and leukemia's ability to differentiate into transcriptomically normal monocytes. Finally, we demonstrated the potential of CloneTracer to identify surface markers misregulated specifically in leukemic cells. Taken together, CloneTracer reveals a differentiation landscape that mimics its healthy counterpart and may determine biology and therapy response in AML

    Anal Chem

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    The expression and characterization of large protein libraries requires high-throughput tools for rapid and cost-effective expression and screening. A promising tool to meet these requirements is miniaturized high-density plates in chip format, consisting of an array of wells with submicroliter volumes. Here, we show the combination of nanowell chip technology and cell-free transcription and translation of proteins. Using piezoelectric dispensers, we transferred proteins into nanowells down to volumes of 100 nL and successfully detected fluorescence using confocal laser scanning. Moreover, we showed cell-free expression of proteins on a nanoliter scale using commercially available coupled transcription and translation systems. To reduce costs, we demonstrated the feasibility of diluting the coupled in vitro transcription and translation mix prior to expression. Additionally, we present an enzymatic inhibition assay in nanowells to anticipate further applications, such as the high-throughput screening of drug candidates or the identification of novel enzymes for biotechnology

    Die Religionen

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    Chromosomal Abnormalities and Prognosis in NPM1-Mutated Acute Myeloid Leukemia: A Pooled Analysis of Individual Patient Data From Nine International Cohorts

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    PURPOSE: Nucleophosmin 1 (NPM1) mutations are associated with a favorable prognosis in acute myeloid leukemia (AML) when an internal tandem duplication (ITD) in the fms-related tyrosine kinase 3 gene (FLT3) is absent (FLT3-ITDneg) or present with a low allelic ratio (FLT3-ITDlow). The 2017 European LeukemiaNet guidelines assume this is true regardless of accompanying cytogenetic abnormalities. We investigated the validity of this assumption. METHODS: We analyzed associations between karyotype and outcome in intensively treated patients with NPM1mut/FLT3-ITDneg/low AML who were prospectively enrolled in registry databases from nine international study groups or treatment centers. RESULTS: Among 2,426 patients with NPM1mut/FLT3-ITDneg/low AML, 2,000 (82.4%) had a normal and 426 (17.6%) had an abnormal karyotype, including 329 patients (13.6%) with intermediate and 83 patients (3.4%) with adverse-risk chromosomal abnormalities. In patients with NPM1mut/FLT3-ITDneg/low AML, adverse cytogenetics were associated with lower complete remission rates (87.7%, 86.0%, and 66.3% for normal, aberrant intermediate, and adverse karyotype, respectively; P < .001), inferior 5-year overall (52.4%, 44.8%, 19.5%, respectively; P < .001) and event-free survival (40.6%, 36.0%, 18.1%, respectively; P < .001), and a higher 5-year cumulative incidence of relapse (43.6%, 44.2%, 51.9%, respectively; P = .0012). These associations remained in multivariable mixed-effects regression analyses adjusted for known clinicopathologic risk factors (P < .001 for all end points). In patients with adverse-risk chromosomal aberrations, we found no significant influence of the NPM1 mutational status on outcome. CONCLUSION: Karyotype abnormalities are significantly associated with outcome in NPM1mut/FLT3-ITDneg/low AML. When adverse-risk cytogenetics are present, patients with NPM1mut share the same unfavorable prognosis as patients with NPM1 wild type and should be classified and treated accordingly. Thus, cytogenetic risk predominates over molecular risk in NPM1mut/FLT3-ITDneg/low AML
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