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氨基酸途径
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氨基酸途径
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氨基酸途径
大多数含氮次生代谢产物(如生物碱和含氰糖苷等)由氨基酸提供氮原子和基本骨架,氨基酸经过脱羧成为胺类,再经过一系列化学反应(甲基化、氧化、还原、重排等)生成结构各异的含氮化合物的过程的统称。
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Bronze Standard Measure of Qianlong
Bronze Standard Weight of Jiayou
Bronze Sundial from Yizheng
bronzes unearthed from Bodong's tomb
bronze sword with curved blade
bronze table frame inlaid with gold and silver,decorated with figures of four dragons and four phoenixes
Bronze Tiger-shaped Zun
bronze type
bronze urn-shaped lei vessel and he vessel of Ke
Bronze Vehicle Model of Eastern Han Dynasty at Xingyi
bronze vessels unearthed from Xinzheng
bronze vessel with two goat heads
Bronze Voal Measure of Pingdu
bronze ware
Bronze wares from the Tomb of Nanyue King
bronze wares from Yangjiacun
Bronze Water Clock of the Yanyou Reign,Yuan Dynasty
Bronze Water Clock with Inscription“Qianzhang”
Bronze Weight Cast at Gaonu
Bronze Weight of Gaonu for One-grain Dan
Bronze Weight of Sima for One-grain Dan
Bronze Weight of the Agricultural Minister
bronze wine vessel with dragon and tiger patterns
bronze wine vessel with Taotie and dragon patterns
bronze xu grain receptacle of Duke Bin
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更新时间:2026/6/15 18:25:58