The E3 ubiquitin ligase NLA postively regulates cold tolerance and negatively regulates phosphate uptake in maize, and a genetically engineered variant of this enzyme leads to improved cold tolerance and enhanced phosphate uptake, improving yield in field trials.
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二是神舟二十三号飞行乘组中的1名航天员，将开展一年期驻留试验，而目前均为半年。
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