117 citations
,
May 2017 in “Human Reproduction Update” The update highlights that non-classic congenital adrenal hyperplasia is common in women with excess male hormones, requires specific hormone tests for diagnosis, and has various treatment options depending on age and symptoms.
76 citations
,
February 2015 in “Industrial Crops and Products” Researchers found over 40 compounds in Bituminaria bituminosa, including many flavonoids and some with potential for medical and hair care uses.
71 citations
,
July 2015 in “The Journal of Clinical Endocrinology and Metabolism” Women with PCOS have higher androgen levels that decrease with age but are still higher than in women without PCOS.
56 citations
,
January 1999 in “The Analyst” The method accurately measures certain steroids in human hair, showing different levels in males and females.
46 citations
,
November 2014 in “The Journal of Clinical Endocrinology & Metabolism” Men with isolated hypogonadotropic hypogonadism have partial steroid deficiencies, while those with panhypopituitarism have severe deficiencies.
45 citations
,
February 2002 in “International Journal of Cosmetic Science” Ceramide helps protect African–American hair from breakage.
36 citations
,
March 2007 in “Journal of Chromatography B” Hair analysis can detect testosterone in horses after drug administration.
33 citations
,
June 1995 in “International journal of legal medicine” Environmental factors can greatly reduce drug levels in hair.
30 citations
,
March 2012 in “Journal of Analytical Toxicology” THCCOOH levels in hair decrease from root to tip and don't match well with self-reported cannabis use.
23 citations
,
June 2019 in “Bioanalysis” Monitoring steroid hormones in blood can better detect testosterone doping.
22 citations
,
September 2003 in “Journal of Investigative Dermatology” New mutations in the EBP gene cause CDPX2, affecting bones, skin, eyes, and hair, with females generally less affected than males.
20 citations
,
August 2017 in “Drug testing and analysis” Drugs localize differently in hair strands based on their properties.
16 citations
,
February 2018 in “European Journal of Endocrinology” Diagnosing hyperandrogenism in women is complex and requires accurate testing methods and consideration of SHBG levels.
16 citations
,
August 2014 in “Colloids and surfaces. B, Biointerfaces” Lipid-coated silica nanoparticles penetrate human skin more deeply than bare silica nanoparticles.
15 citations
,
October 2016 in “Steroids” Researchers developed a new method to find substances in herbs that can block a specific enzyme linked to hair loss.
15 citations
,
October 2010 in “Archives of Toxicology” A yeast-based test can detect the steroid methyltestosterone in urine longer than traditional methods.
14 citations
,
May 2020 in “Drug Testing and Analysis” A new method was created to measure metformin in hair, showing potential for monitoring treatment and medical investigations.
14 citations
,
July 2017 in “Monatshefte für Chemie - Chemical Monthly” Analytical chemistry helps understand the makeup and use of ancient medicines, but it's complex and challenging.
13 citations
,
March 2010 in “International Journal of Cosmetic Science” Hair coloring increases copper and calcium uptake, damaging hair and reducing shine.
10 citations
,
November 2018 in “Physiological Research” The conclusion is that standardizing testosterone measurement methods is essential for better diagnosis accuracy in women.
9 citations
,
November 2022 in “International Journal of Molecular Sciences” The new LC-MS/MS method is more accurate and reliable than traditional immunoassays for measuring steroids in serum.
9 citations
,
January 2017 in “Ginekologia Polska” A higher testosterone to dihydrotestosterone ratio may indicate worse metabolic health in women.
9 citations
,
June 2014 in “Nutrition and Cancer” Eclipta alba extract may work as an anticancer agent and help reverse drug resistance.
9 citations
,
September 2010 in “Journal of Radioanalytical and Nuclear Chemistry” The woman likely died from acute arsenic poisoning, not chronic exposure.
7 citations
,
July 2021 in “Molecules/Molecules online/Molecules annual” The method can measure vitamin B3 levels in human hair accurately.
7 citations
,
January 2019 in “Journal of Analytical Toxicology” Tramadol and THC-COOH can be detected in hair for several months after stopping use.
7 citations
,
June 2017 in “Omics” The study developed a method to analyze ancient hair proteins using very small samples.
7 citations
,
December 2014 in “Gynecological Endocrinology” LC-MS/MS is more reliable than immunoassays for diagnosing 21-hydroxylase deficiency.
7 citations
,
January 1990 in “Eisei kagaku” Chemical analysis of hair products on human hair can help identify specific brands and link suspects to victims.
6 citations
,
April 2017 in “JAMA Dermatology” Men's hair loss is not linked to their sex hormone levels, except for lower DHEAS in those with hair loss.