research Hair Versus Nails: Is There a Place for Other Keratin Matrices?
Nails are a useful alternative to hair for analyzing long-term substance exposure.
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research Synthetic studies toward the development of novel minoxidil analogs and conjugates with polyamines
New minoxidil compounds with better water solubility were made, but their full effects and safety need more research.
research Adverse Health Effects of Selenium in Humans
High selenium exposure can harm thyroid function, immune system, liver, skin, and may increase neurotoxicity and cancer risk.
research Significant effects of mild endogenous hormonal changes in humans: considerations for low-dose testing.
Small changes in hormones can significantly impact health, showing the importance of sensitive testing for chemicals that disrupt hormones.
research Effect of MK-386, a novel inhibitor of type 1 5 alpha-reductase, alone and in combination with finasteride, on serum dihydrotestosterone concentrations in men
research Alopecia in laboratory animals induced by a polyampholyte, polyethylene alanine
Polyethylene alanine caused hair loss in young lab animals but not in adults, with hair regrowth occurring within 20 days.
research Comparative Studies on Polyamine Levels in Plasma and Urine of Androgenic Alopecia Patients Treated with Finasteride for a Period of Three Years
Finasteride treatment for three years changes certain polyamine levels in the blood but not in urine.
research Development of a new gas chromatography–mass spectrometry (GC–MS) methodology for the evaluation of 5α-reductase activity
A new method was developed to accurately measure enzyme activity related to prostate health.
research Reminder of finasteride-related psychiatric AEs and sexual dysfunction
research Alopecia induced by inhalation exposure to phenyl glycidyl ether
High levels of phenyl glycidyl ether vapor caused hair loss in rats.
research Nickel Oxide Nanoparticles via Green Synthesis: Insights into Antimicrobial, Antifungal and Dye Degradation Potentials
Nickel oxide nanoparticles made with plant extract can kill bacteria and fungi and break down dyes.
research The Effects of Perinatal Androgen Deprivation on Body Weight and Spatial Working Memory in Male Rats
Blocking male hormones in baby rats improved memory and increased weight.
research Mechanisms of Action of Dehydroepiandrosterone
DHEA affects various tissues by interacting with multiple receptors and can be converted into sex hormones.
research Low‐dose in utero exposure to finasteride promotes developmental changes in both male and female gerbil prostates
Exposure to low doses of finasteride in the womb causes changes in the prostate of both male and female gerbils.
research Incorporation of Isotopically Labeled Cocaine and Metabolites into Human Hair: 1. Dose-Response Relationships
Hair analysis can detect cocaine use but doesn't accurately show the amount or timing of use.
research Effect of longtime selenium-deficient feeding on the neurobehavioral development of the fourth generation rats in lactation.
Selenium and iodine deficiencies cause delayed growth and abnormal neural behavior in rats.
research Oral administration of low-dose bisphenol A promotes proliferation of ventral prostate and upregulates prostaglandin D2 synthase expression in adult rats
Low doses of BPA can increase prostate growth and change hormone levels in adult rats.
research EFFECT OF FINASTERIDE TREATMENT IN MALE RAT: DEPRESSIVE-LIKE BEHAVIOR AND RELATED PARAMETERS
Finasteride may cause depression and affect brain and gut health in male rats.
research Topical absorption and systemic toxicity
Some chemicals absorbed through the skin can cause serious health problems.
research A BIOCHEMICAL MARKER IN A DOMINANT MOUSE TRAIT
The Naked (N) trait in mice is linked to lower glycine and tyrosine in hair proteins.
research Metabolic effects of 5α-reductase inhibition in humans
Dutasteride may reduce insulin sensitivity and increase body fat.
research Comparative trail on efficacy of topical contact immunotherapy with dinitrochlorobenzene and diphenylcyclopropenone in alopecia areata
Diphenylcyclopropenone is more effective and has fewer side effects than dinitrochlorobenzene for treating alopecia areata.
research Epoxy Fatty Acids and Inhibition of the Soluble Epoxide Hydrolase Selectively Modulate GABA Mediated Neurotransmission to Delay Onset of Seizures
EETs can delay seizures by affecting GABA activity, offering potential new treatments for seizures.
research Nitrate Promoting Hair Growth Through Enhancing Wnt/β-catenin and Downregulating TGF-β/Samd/BMP signaling pathway in C57BL/6 Mice
Nitrate can boost hair growth by activating certain pathways and reducing others.
research Erythematous cutaneous nodules caused by adulterated cocaine
Talc in street cocaine can cause immune-reactive skin nodules where injected.
research DEVELOPING AND VALIDATING AN HPLC METHOD TO QUANTIFY SIMULTANEOUSLY DUTASTERIDE AND THEIR RELATED MOLECULES (DUTASTERIDE ACID, 2,5 BIS- (TRI FLUORO METHYL)-ANILINE AND DUTASTERIDE 17 α-EPIMER) IN CAPSULES
A reliable method was created to measure dutasteride and related molecules in capsules.
research Studies on the persistence of estradiol benzoate and nortestosterone decanoate in hair of cattle following treatment with growth promoters, determined by ultra-high-performance liquid chromatography–tandem mass spectrometry
Detecting steroid esters in cattle hair is inconsistent and influenced by sampling factors.
research Finasteride with Doxazosin to Reduce BPH Progression
research Correlations between dechlorane plus concentrations in paired hair and indoor dust samples and differences between dechlorane plus isomer concentrations in hair from males and females
Females have higher Dechlorane Plus in hair, while males have more in dorm dust.
research Disturbed Keratinocyte Differentiation in Transgenic Mice and Organotypic Keratinocyte Cultures as a Result of Spermidine/Spermine N1-Acetyltransferase Overexpression
Overexpression of SSAT causes hair loss and skin issues, but reducing putrescine can help.