Guides, updates and educational content on laboratory testing, analysis & research.
Search scientific papers and journals by keyword, author, title or DOI.
The 5-HIAA test measures serotonin’s main metabolite in 24-hour urine or serum to diagnose and monitor carcinoid syndrome or neuro…
Read Article Book Tests
The DHT serum test measures DHT, a potent androgen derived from testosterone, in blood serum to assess androgen metabolism. It dia…
Read Article Book Tests
The 7-drug panel is a screening test detecting barbiturates, cocaine, cannabis (THC), opiates, amphetamines, benzodiazepines, and…
Read Article Book Tests
3-Methylhistidine is an amino acid formed by the methylation of histidine in muscle proteins actin and myosin. It is released duri…
Read Article Book Tests
This test measures the amount of protein in urine collected over 24 hours to check kidney function. A normal result is less than 1…
Read Article Book Tests
2 Hours Post Prandial (2HPP) is a blood sugar test done exactly 2 hours after eating to check how the body manages glucose. It hel…
Read Article Book Tests
17-Ketogenic Steroids (Corticosteroids) – Summary: What they are: Metabolites of corticosteroids produced by the adrenal cortex. S…
Read Article Book Tests
17-Ketogenic Steroids (Corticosteroids) – Summary: What they are: Metabolites of corticosteroids produced by the adrenal cortex. S…
Read Article Book Tests
17 Hydroxy-Progesterone Sample Type: Serum 17-Hydroxyprogeste rone (17-OHP) – Serum Test: Brief Overview What It Is: 17-Hydroxypro…
Read Article Book Tests