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[点击科学]2020年11月点击科学

陶 陶 编译

2020-11/总第296期

阅读数1

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2020-09-11

个体间的遗传变异会对转录组产生不同的影响。封面插图描绘的是个体体内表现出的差异基因表达热图,将基因型-组织表达项目(GTEx)获得的研究结果进行可视化呈现。


Genetic variation among individuals affects the transcriptome differently. Here, heatmaps of differential gene expression are shown within individual bodies to visualize the results obtained by the Genotype-Tissue Expression (GTEx) Project.


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2020-09-18

封面图上展示的是在伊朗北部塔里什县附近的一个垃圾填埋场里收集的塑料垃圾。近几十年来,塑料制品产量激增,塑料垃圾在各种环境领域中迅速累积。在不久的将来,为了减少塑料污染的数量,将需要全球协调一致进行干预。


Plastic waste collects at a landfill near Talesh, northern Iran. Plastic production has surged in recent decades, and plastic waste is accumulating rapidly in every area of the environment. Reducing the amount of plastic pollution in the near future will require concerted global intervention.


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2020-09-25

封面上展示的是一种小嘴乌鸦,它的祖先早在3.2亿年前就从哺乳动物谱系中分化出来了。小嘴乌鸦的大脑活动表明,感官意识是在哺乳动物出现之前或是在鸟类中独立发展的,并且正如我们所知道的那样,可能并不需要具备大脑皮层。


The ancestors of the carrion crow diverged from the mammalian lineage as early as 320 million years ago. Carrion crow brain activity suggests that sensory consciousness developed either before the emergence of mammals or independently in the avian lineage and may not require a cerebral cortex, as we know it.


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2020-10-02

在人类晚年生活中发生的神经退行性疾病会慢慢地、无情地剥夺我们的能力和记忆,就像树叶从树上掉下来一样。对大脑病理生理学基础的更进一步了解可能会提供关键线索,帮助我们延缓甚至逆转这种疾病的症状。


Neurodegeneration in later life robs us of our abilities and our memories, slowly and inexorably, like leaves falling from a tree. A greater understanding of the pathophysiological underpinnings within the brain may provide crucial hints that will help us delay and perhaps even reverse symptoms.

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