A urease test is positive when a urea medium turns bright pink (fuchsia) and negative when it stays yellowish. The colour change comes from ammonia released by urea hydrolysis, which makes the medium ...
A China Kadoorie Biobank investigation demonstrates that supervised classification algorithms successfully translate ...
Learn how soil testing, the 4R approach, split nitrogen applications and nutrient budgeting can improve fertilizer use ...
Manures, organic residuals (e.g., biosolids, food processing wastes), and many commercial fertilizers available to producers contain nitrogen (N). Nitrogen is an important plant nutrient that is often ...
Beyond localized gastrointestinal disease, diagnostic screening should be considered for patients displaying recognized extra-gastric manifestations of H pylori infection, such as unexplained ...
High ammonia levels can be dangerous and may cause confusion, sleepiness, and difficulty concentrating. Liver disease, especially cirrhosis, is a common cause of high ammonia levels. If you have ...
In the "Internal Medicine Paper Pick" magazine, we introduce recently published papers that are must-reads for ...
Self-healing concrete bacteria turn crack water into limestone. 2026 lab trials show 23% stronger healing, 90% crack closure.
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