21 research outputs found

    Author Correction: Ecology, evolution and spillover of coronaviruses from bats.

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    In the past two decades, three coronaviruses with ancestral origins in bats have emerged and caused widespread outbreaks in humans, including severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Since the first SARS epidemic in 2002–2003, the appreciation of bats as key hosts of zoonotic coronaviruses has advanced rapidly. More than 4,000 coronavirus sequences from 14 bat families have been identified, yet the true diversity of bat coronaviruses is probably much greater. Given that bats are the likely evolutionary source for several human coronaviruses, including strains that cause mild upper respiratory tract disease, their role in historic and future pandemics requires ongoing investigation. We review and integrate information on bat–coronavirus interactions at the molecular, tissue, host and population levels. We identify critical gaps in knowledge of bat coronaviruses, which relate to spillover and pandemic risk, including the pathways to zoonotic spillover, the infection dynamics within bat reservoir hosts, the role of prior adaptation in intermediate hosts for zoonotic transmission and the viral genotypes or traits that predict zoonotic capacity and pandemic potential. Filling these knowledge gaps may help prevent the next pandemic

    A Multilab Replication of the Ego Depletion Effect

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    There is an active debate regarding whether the ego depletion effect is real. A recent preregistered experiment with the Stroop task as the depleting task and the antisaccade task as the outcome task found a medium-level effect size. In the current research, we conducted a preregistered multilab replication of that experiment. Data from 12 labs across the globe (N = 1,775) revealed a small and significant ego depletion effect, d = 0.10. After excluding participants who might have responded randomly during the outcome task, the effect size increased to d = 0.16. By adding an informative, unbiased data point to the literature, our findings contribute to clarifying the existence, size, and generality of ego depletion

    Auswirkungen kognitiver Ressourcen auf den Emotionsausdruck

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    tDCS executive function

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    By means of transcranial direct current stimulation applied to the left dorsolateral prefrontal cortex we investigated the causal role of this brain region for two facets of executive functions, namely working memory and interference control. In a between-subject design, we contrasted anodal and cathodal stimulation with a sham condition without stimulation and tested effects on performance in a Stroop task under stimulation as well as in an n-back test 15 minutes after stimulation ended

    Multi-Lab Replication Reveals A Small but Significant Ego Depletion Effect

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    There is an active debate regarding whether the ego depletion effect is real. A recent pre-registered experiment with the Stroop task as the depleting task and the antisaccade task as the outcome task found a medium level effect size. In the current research, we pre-registered a multi-lab collaborating project to replicate that experiment. Data from twelve labs across the globe (N = 1775) revealed a small but significant ego depletion effect, g = 0.12, CI95 = [0.02, 0.21]. The data also provided some evidence in support of a moderating effect of individual differences in lay theory about willpower, such that participants with an unlimited-resource theory evinced a weaker depletion effect. Finally, a series of auxiliary analyses provided important implications for future studies investigating the robustness of ego depletion, such that strictly controlled experimental settings and outcome tasks with medium difficulty might be better for observing a stronger depletion effect
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