9 citations
,
August 2020 in “Ecological indicators” Laser ablation ICP-MS is effective for tracking trace elements in polar bear hair over time.
November 2021 in “Zenodo (CERN European Organization for Nuclear Research)” Understanding the 2D:4D digit ratio in vitiligo patients may help in clinical assessments.
June 2025 in “Rapid Communications in Mass Spectrometry”
3 citations
,
October 2015 in “International Journal of Dermatology” Normal hair density and diameter ratios were established to help diagnose adult hair loss.
21 citations
,
November 2010 in “Talanta” Researchers developed a reliable method to measure testosterone and epitestosterone in urine for medical and anti-doping use.
11 citations
,
September 2020 in “Steroids” A new method accurately measures steroid hormones in a few hair strands and could help study chronic stress and hair loss.
7 citations
,
April 2022 in “Journal of pharmaceutical and biomedical analysis” The method can measure multiple steroids in human hair to study long-term steroid metabolism, especially in newborns and children.
1 citations
,
January 2015 in “Trace Elements in Medicine (Moscow)” A 3.75-year-old girl showed that different body organs can grow at different rates.
December 2022 in “The Aging Male” Lower 2D:4D ratio and older age increase the risk of severe hair loss in men.
11 citations
,
March 2023 in “Frontiers in Nutrition” Hair analysis can detect small changes in dietary zinc intake.
2 citations
,
September 2024 in “Diagnostics” A new method accurately measures cell changes in breast cancer.
4 citations
,
December 2018 in “Macedonian Journal of Chemistry and Chemical Engineering” A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
The right balance of Myo-Inositol to D-Chiro-Inositol in follicular fluid is crucial for good egg and embryo quality.
47 citations
,
April 2012 in “Analytical and Bioanalytical Chemistry” 1 citations
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October 2025 in “EBioMedicine” Women have a higher DHT/testosterone ratio than men, possibly due to gut bacteria activity.
December 2023 in “Forensic science international. Genetics” The RapidHIT ID system can effectively get DNA profiles from hair roots with enough cells.
December 2024 in “Problems of Biological Medical and Pharmaceutical Chemistry” Students from the Middle East and Moscow have different hair element levels due to their environments.
January 2025 in “Indian Journal of Biochemistry and Biophysics” The uric acid to creatinine ratio is a strong indicator for diagnosing PCOS.
January 2023 in “Radiation and Risk Bulletin of the National Radiation and Epidemiological Registry” Cows can safely graze after a nuclear incident if iodine exposure is managed, as doses below 30 Gy don't harm them long-term.
20 citations
,
May 2009 in “Health physics” The model helps predict uranium levels in human hair from drinking contaminated water, offering an alternative to urine tests.
July 1993 in “Journal of Radioanalytical and Nuclear Chemistry” Mouse hair element patterns vary, making it unreliable for tracking time.
2 citations
,
September 2018 in “Journal of Separation Science” PSI-MS quickly and accurately measures finasteride in tablets, helping with quality control.
8 citations
,
July 2002 in “X-Ray Spectrometry” Elemental composition of hair affects its x-ray diffraction patterns.
6 citations
,
April 1989 in “Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms” Sulphur in hair follicles increases from the bulb and then levels off, while other elements vary in distribution.
30 citations
,
January 2019 in “Clinical Endocrinology” The study concluded that both anti-Mullerian hormone and LH/FSH ratio are higher in women with PCOS and combining these markers with BMI could improve diagnosis accuracy.
3 citations
,
June 2016 in “Dermatology Reports” Finger length ratios don't predict baldness in men.
December 2025 in “Anatomy (International Journal of Experimental and Clinical Anatomy)” Palmaris longus muscle absence is uncommon and not linked to gender, hand side, or finger ratio.
6 citations
,
November 2004 in “Bioorganic & Medicinal Chemistry Letters” Scientists created iodinated arylhydantoins and arylthiohydantoins that could potentially be used for imaging prostate cancer. Some versions with specific side-chains showed high potential for this use.
1 citations
,
April 2015 in “Drug research” New method measures finasteride in plasma, finds two formulations bioequivalent.
2 citations
,
January 1986 in “PubMed” PIXE is an effective method to analyze hair's elemental composition.