December 2019 in “Jordan Medical Journal” This study observed that physical examinations of hair and scalp changes, such as texture and color alteration, can help predict zinc deficiency severity among children with hair abnormalities.
1 citations
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January 2013 in “International Journal of Physical and Social Sciences” This study found a negative correlation between lead and calcium levels in the scalp hair and finger nails of exposed and unexposed males, with variations suggesting these tissues can reflect metabolic changes over time.
26 citations
,
June 2020 in “Polymers” This study reported that a magneto-responsive transdermal microneedle system delivered Minoxidil effectively and significantly increased hair density by 800% in mice with androgenetic alopecia after 10 days.
February 2021 in “European Chemical Bulletin” This study developed and validated a reverse phase liquid chromatography method to accurately and reliably measure Minoxidil and Finasteride in bulk and marketed formulations.
23 citations
,
November 2021 in “Frontiers in Chemistry” This review discusses the catalytic mechanisms and potential applications of nanozymes in areas like tumor therapy and biosensing, but reports no new experimental findings.
January 2018 in “Hair therapy & transplantation” This study aimed to identify possible associations between a hair pull test and various pathological, biochemical, and hematological parameters in Czech patients with different types of alopecia.
5 citations
,
January 2012 in “Natural Science” This study analyzed the elemental content of three medicinal herbs used for general weakness and found they contain varying amounts of bioavailable minor and trace elements, with insignificant levels of toxic elements.
April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that Quantitative Mass Spectrometry Imaging offers precise localization and quantification of active compounds in skin tissues, demonstrating benefits over traditional LC-MS in drug penetration studies.
43 citations
,
October 1955 in “The journal of nutrition/The Journal of nutrition” This study found that male germ-free rats fed semisynthetic diets do not grow as rapidly as their conventional counterparts and require dietary biotin for normal metabolism and folic acid biosynthesis.
5 citations
,
January 2004 in “Biochimie” This review discusses arsenic trioxide therapy in acute promyelocytic leukemia and introduces a novel method using hair analysis to monitor arsenic exposure and correlate it with treatment timing, but reports no new clinical results.
19 citations
,
July 2019 in “Biomedical Microdevices” This review discusses the safety and potential adverse events of microneedling as both a medical and consumer product, noting the need for further understanding; no new clinical results are presented.
January 2018 in “International journal of food and nutrition research” Intermittent iron and nutritional supplements can help reduce hair loss.
This study found that vitamin supplementation may not significantly improve hair density or diameter in patients with non-scarring alopecia, questioning the utility of laboratory testing for vitamin deficiencies.
April 2018 in “Assiut Veterinary Medical Journal/Maǧallaẗ Asyūṭ al-ṭibiyyaẗ al-baytariyyaẗ” This study found that fecal zinc concentration can serve as a biomarker for early diagnosis of zinc deficiency in lambs, complementing serum zinc evaluations.
July 2025 in “JAAD Case Reports” 2 citations
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January 2023 In a mouse model, this study found that nano-sized molybdenum accelerated hair growth and reduced oxidative stress markers, with enhancements observed when combined with minoxidil. It suggests potential for this combination as a novel topical treatment for hair loss, pending further clinical validation.
2 citations
,
October 2018 in “Journal of Mind and Medical Sciences” This study developed a straightforward HPTLC method for detecting nicotine and cotinine in human plasma and urine, concluding that liquid-liquid extraction with methanol: chloroform: ammonia achieved optimal separation and is applicable for forensic analysis of lethal nicotine intoxication.
1 citations
,
July 2016 in “Nottingham ePrints (University of Nottingham)” This study developed mathematical models to simulate phosphate uptake in rice and Arabidopsis, suggesting a phosphate-sensitive repressor could regulate PHO2 mRNA levels, and highlighting potential targets and traits for improving phosphorus-use efficiency.
September 2018 in “BAUST Journal”
11 citations
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September 2012 in “Chinese science bulletin/Chinese Science Bulletin” This study found that variations in mineral content of hair, such as increased Zr in asthma and respiratory infections, may be linked to different illnesses, suggesting potential diagnostic use.
94 citations
,
July 2020 in “European Journal of Human Genetics” This article provides guidelines for molecular genetic testing of congenital adrenal hyperplasia due to 21-hydroxylase deficiency, focusing on quality requirements, methodologies, and variant classification; it reports no new clinical results.
April 2023 in “Journal of Investigative Dermatology” This study found that while nicotinic acid significantly inhibited human sebaceous organoid growth in vitro, the predicted skin concentrations from gut microbiome-derived levels were far below the effective dose, suggesting high oral doses would be necessary for therapeutic effects.
January 2023 in “Nanomedicine & nanotechnology open access” This review suggests that microneedling shows promise for improving hair quality, thickness, and density in treating androgenetic alopecia, but standardized treatment protocols are currently lacking.
August 2023 in “Asian Journal of Medical Sciences” This study found that microneedling with minoxidil led to better hair growth outcomes than microneedling with a hair multivitamin solution in male androgenetic alopecia patients, as measured by physician global assessment scores, despite some mild side effects like pain and bruising.
18 citations
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December 2010 in “Journal of analytical atomic spectrometry” This study demonstrated that using lead-doped keratin film as a calibration standard allows for accurate tracking of lead distribution along hair strands, revealing different exposure patterns among workers in a battery manufacturing factory in Thailand.
This study developed a method using ultra-performance liquid chromatography and mass spectrometry to detect illegal substances in hair loss prevention cosmetics, revealing that some products contained high levels of minoxidil and finasteride, posing safety risks.
46 citations
,
April 1971 in “American Journal of Clinical Nutrition” Lack of protein causes hair root damage, but it can be reversed by eating protein again.
January 2019 in “Analytical Science and Technology” This study developed a rapid method using advanced chromatography and mass spectrometry to detect hair-growth enhancing compounds, discovering synthetic drugs in about 21% of tested supplements.
1 citations
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July 2020 in “Reviews in separation sciences” This study developed a simple method to determine finasteride, indapamide, and tiemonium methylsulfate in pharmaceuticals by using their ability to form silver nanoparticles measurable via spectrophotometry.
January 2021 in “Middle East journal of applied sciences” This article discusses the widespread issue of zinc deficiency affecting plant, animal, and human health, and reports no new clinical results; the authors emphasize the need for adequate zinc availability in agriculture and nutrition.