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A new method accurately measures finasteride levels in human plasma.

Girard's reagent P improves detection of spironolactone and its metabolites.

A new method accurately detects illegal JAK inhibitors in hair loss cosmetics.

The research found specific genes and proteins that affect how fast chickens' feathers grow, which is not solely determined by traditional inheritance patterns.

The method detected sex hormones in some health supplements, with one containing banned testosterone.

The study found that minor protein differences between curved and straight Japanese hair are unlikely to significantly affect hair structure.

Researchers developed a method to identify and measure different animal hair fibers in textiles, successfully distinguishing materials like cashmere from cheaper fibers.

Finasteride breakdown products found in bile and urine, helps understand drug safety and effectiveness.

A reliable method was developed to measure aristolochic acid-I in rat blood.

A new method accurately detects bisphenols and parabens in human hair.

Researchers developed a reliable way to measure hormones in urine, showing that a baldness treatment doesn't change hormone levels.

Quick, selective detection of tadalafil and finasteride in human plasma developed.

The method accurately measures cyproterone acetate in plasma, showing no significant difference between two formulations.

Researchers developed a quick and accurate method to measure hormones in urine, confirming a baldness treatment's effectiveness without altering hormone levels.

A quick method effectively detects banned substances in urine.

Estrone and 17β-estradiol levels in hair differ between males and females.

Researchers developed a method to detect hormone-blocking drugs in wastewater and found them in Beijing's sewage, suggesting they can survive sewage treatment.

The method effectively identifies banned substances in hair loss and skin disease cosmetics.

The study found that Ziziphus jujuba seeds contain beneficial compounds for treating insomnia and anxiety and that the methods used are effective for assessing their quality.

Analyzing hair with this method can help understand and monitor scalp conditions and treatment effects.

The document concludes that using LC-MS/MS for measuring androgens is more accurate than older methods, but it needs careful validation and standardized references to be most effective.

The method effectively measures drug impact on DHT levels in prostate treatments.

Accurate method measures finasteride levels in human plasma using gas chromatography-mass spectrometry.

A new method quickly detects alcohol use from hair in under an hour.

Detecting steroid esters in cattle hair is inconsistent and influenced by sampling factors.

The study found that urine metabolites M1b or M4 are the best indicators of ATD use in horses, with detection possible up to 77 hours in urine and 28 hours in blood.

A new method was developed to accurately measure enzyme activity related to prostate health.

Cortisol and cortisone release from hair increases in steps over time during incubation.

Total testosterone levels can help diagnose androgen-producing tumors and hyperandrogenism in women.

A new method accurately measures steroid hormones in a few hair strands and could help study chronic stress and hair loss.