Nickel plays an important physiological role in plants, but how it is transported over long distances from stems and leaves to grains was poorly ...
A new study in BMC Chemistry details the synthesis and characterization of two copper(II) Schiff base complexes, showing that one variant exhibits superior inhibitory activity against jack bean urease ...
A cross-sectional study of 40 children with portal hypertension found a modest correlation between serum ammonia and H.
The difference between 50°F and 55°F soil temps matters more than what you might realize. Here's what the research says about ...
Beton trägt Städte, Brücken und Infrastrukturen. Sein Hauptbestandteil, Zement, verursacht jedoch hohe CO₂‑Emissionen. Für ...
Ein 12 Millimeter langer Mini-Roboter löst Harnsäuresteine im Labor binnen fünf Tagen teilweise auf und wird magnetisch ...
The Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) requires that all pesticides sold or distributed in the United States (including imported pesticides) be registered by the U.S.
主要用于测定尿和血液中的尿素，是一种含镍的寡聚酶。催化尿素水解生成碳酸和两分子氨的含镍酶，并释放出氨和二氧化碳。 酶促反应： 脲酶将样品中的尿素水解为氨。 显色反应： 产生的氨 ...
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