A prospective study demonstrates that an electrochemical biosensor measuring the urinary-to-serum urea ratio can rapidly ...

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 ...

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 ...

Self-healing concrete bacteria turn crack water into limestone. 2026 lab trials show 23% stronger healing, 90% crack closure.

Oregano (Origanum vulgare) is a versatile herb that adds flavor to meals and offers health benefits, including aiding digestion and reducing inflammation. Discover how this versatile ingredient can ...

One of the great hopes of cancer medicine over the past decade has been a simple blood test that would detect cancer at its ...

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 ...

The FDA has now cleared four Alzheimer’s blood tests. A physician explains what each one measures, how accurate it is, who ...

Researchers found that urea concentrations in breast milk change during lactation, with evidence suggesting that the mammary ...

Beyond localized gastrointestinal disease, diagnostic screening should be considered for patients displaying recognized extra-gastric manifestations of H pylori infection, such as unexplained ...