Search

for
Search:

GlossaryHair Samples

small sections of hair collected for scientific analysis

Hair samples, also known as hair specimens or hair strands, are small sections of hair collected for analysis. These samples can be used in various fields such as forensic science for DNA testing, toxicology to detect drug use, and medical diagnostics to assess nutritional deficiencies or hormonal imbalances.

Related Terms

Research

5 / 1000+ results

research Collecting Hair Samples for Hair Cortisol Analysis in African Americans

44 citations , June 2018 in “Journal of Visualized Experiments”

A culturally sensitive method was developed to collect hair samples from African Americans for stress analysis.

research Is hypercortisolism in anorexia nervosa detectable using hair samples?

3 citations , December 2017 in “Journal of Psychiatric Research”

Hair samples can't reliably detect hypercortisolism in anorexia nervosa patients.

Examining the Acceptability of Providing Hair or Fingernail Samples as a Biomarker of Physiological Stress Among Older Adolescents

research Examining the acceptability of providing hair or fingernail samples as a biomarker of physiological stress among older adolescents.

April 2026 in “PsyArXiv (OSF Preprints)”

Nail sampling is feasible for adolescent health research, similar to hair sampling, but discomfort concerns need addressing.

research Tacrolimus monitoring in hair samples of kidney transplant recipients

December 2023 in “Frontiers in Medicine”

Hair samples can reliably monitor tacrolimus levels in kidney transplant patients.

Sample Collecting Methods for Bacterial Community Structure Analysis of Scalp Hair: Non-Invasive Swabbing Versus Intrusive Hair Shaft Cutting

research Sample collecting methods for bacterial community structure analysis of scalp hair: non-invasive swabbing versus intrusive hair shaft cutting

1 citations , September 2024 in “Scientific Reports”

Non-invasive swabbing is as effective as cutting hair for collecting scalp hair bacteria.

View more "hair samples" in research →

Community Join

5 / 1000+ results

community An Interesting Study With a Decent Sample Size Finding Caffeine Liquid to Have Similar Effectiveness to Minoxidil

in Minoxidil 8 upvotes 6 years ago

Caffeine liquid may be as effective as Minoxidil for hair loss and could be used together for added benefits. However, the credibility of the research is questionable due to potential bias, as the study was sponsored by a company that sells caffeine solution and was not double-blind.

community New Hair Loss Treatment: Adipose Derived Secretomes

in Research/Science 17 upvotes 1 year ago

Adipose-derived stem cell secretome showed significant improvement in hair density and growth, especially when combined with minoxidil, suggesting a synergistic effect. The study had limitations, including a small sample size and potential bias.

community 11 months of 1.5 mg Finasteride with blood samples

in Finasteride/Dutasteride 292 upvotes 2 years ago

A user took 1.5 mg Finasteride and topical Minoxidil for 11 months, resulting in significant changes in blood values but no noticeable hair improvement. They experienced side effects like mood swings and increased visceral fat, leading them to stop Finasteride.

community Does This Invalidate PP405 Completely?

in Research/Science 5 months ago

PP405's effectiveness in increasing hair density is questioned due to a small sample size, despite investment from Google Ventures. Users express skepticism and suggest waiting for more conclusive results.

community Dutasteride mesotherapy could practically cure the world of balding.

in Treatment 50 upvotes 5 years ago

Dutasteride mesotherapy showed increased hair density and diameter without reducing serum DHT levels in a small study. However, the sample size was too small to make definitive claims about its efficacy.

View more "hair samples" in community →