research Cornified Epithelial Teeth of Jawless Vertebrates Contain Proteins Similar to Keratin-Associated Proteins of Mammalian Skin Appendages
Jawless vertebrates have teeth proteins similar to those in mammalian hair and nails.
Search
for
Sort by
Research
30-60 / 1000+ results 
research Phytochemical analyses of Ziziphus jujuba Mill. var. spinosa seed by ultrahigh performance liquid chromatography-tandem mass spectrometry and gas chromatography-mass spectrometry
The study found that Ziziphus jujuba seeds contain beneficial compounds for treating insomnia and anxiety and that the methods used are effective for assessing their quality.
research Liquid Chromatography-Mass Spectrometry-Based In Vitro Metabolic Profiling Reveals Altered Enzyme Expressions in Eicosanoid Metabolism
The method reliably profiles eicosanoids and shows epitestosterone reduces their levels, similar to common anti-inflammatory drugs.
research Quantitative analysis of finasteride tablets dissolution content with non-isotopically labeled internal standard by paper spray ionization mass spectrometry
PSI-MS quickly and accurately measures finasteride in tablets, helping with quality control.
research How storage post sampling influences the stability of sebum when used for mass spectrometry metabolomics analysis?
Sebum samples remain stable under various storage conditions, making them suitable for remote and at-home testing.
research Revisiting hyper- and hypo-androgenism by tandem mass spectrometry
The document concludes that using LC-MS/MS for measuring androgens is more accurate than older methods, but it needs careful validation and standardized references to be most effective.
research Investigation by Imaging Mass Spectrometry of Biomarker Candidates for Aging in the Hair Cortex
Certain molecules in hair change with age and could be used for cosmetic treatments.
research Citrullinome of Porphyromonas gingivalis Outer Membrane Vesicles: Confident Identification of Citrullinated Peptides
Citrullinated proteins from Porphyromonas gingivalis may contribute to rheumatoid arthritis.
research Altered Hormone and Bioactive Lipid Plasma Profile in Rodent Models of Polycystic Ovarian Syndrome Revealed by Targeted Mass Spectrometry
Rodent models of PCOS show some hormone changes similar to humans, but also have key differences.
research MANAGEMENT OF ENDOCRINE DISEASE Hyperandrogenic states in women: pitfalls in laboratory diagnosis
Diagnosing hyperandrogenism in women is complex and requires accurate testing methods and consideration of SHBG levels.
research Congenital Adrenal Hyperplasia—Current Insights in Pathophysiology, Diagnostics, and Management
Early diagnosis and individualized treatment improve outcomes for Congenital Adrenal Hyperplasia.
research Silver Oxide Based Nanoparticle Assisted Laser Desorption/Ionization Mass Spectrometry for the Detection of Low Molecular Weight Compounds
Silver oxide nanoparticles help detect small molecules effectively.
research Screening and confirmation methods of the major urinary metabolite of finasteride–carboxy-finasteride by liquid chromatography–mass spectrometry and liquid chromatography–tandem mass spectrometry
New methods can detect finasteride's major urinary metabolite in urine for up to 49 hours.
research Determination of 19 Steroid Hormones in Human Serum and Urine Using Liquid Chromatography-Tandem Mass Spectrometry
The method accurately measures 19 steroid hormones in human blood and urine using a small sample and is suitable for large-scale monitoring.
research Determination of Vitamin B3 Vitamer (Nicotinamide) and Vitamin B6 Vitamers in Human Hair Using LC-MS/MS
The method can measure vitamin B3 levels in human hair accurately.
research Simultaneous pharmacokinetic and pharmacodynamic analysis of 5α-reductase inhibitors and androgens by liquid chromatography tandem mass spectrometry
The method effectively measures drug impact on DHT levels in prostate treatments.
research Characterization of spironolactone and metabolites derivatized using Girard's reagent P using mass spectrometry and ion mobility spectrometry
Girard's reagent P improves detection of spironolactone and its metabolites.
research The polycystic ovary syndrome: a position statement from the European Society of Endocrinology
The European Society of Endocrinology advises individualized long-term management for PCOS, focusing on lifestyle changes, accurate diagnosis, and treatments for associated health risks and symptoms.
research Dyeing regions of oxidative hair dyes in human hair investigated by nanoscale secondary ion mass spectrometry
Hair dye colors mainly target melanin granules in black hair.
research Analytical method for the biomonitoring of bisphenols and parabens by liquid chromatography coupled to tandem mass spectrometry in human hair
A new method accurately detects bisphenols and parabens in human hair.
research Analysis of sequential hair segments reflects changes in the metabolome across the trimesters of pregnancy
Hair analysis can reveal metabolic changes and potential pregnancy complications.
research Proteomic tools for the investigation of human hair structural proteins and evidence of weakness sites on hair keratin coil segments
Hair proteins have weak spots in their α-helical segments.
research Transcriptome Sequencing and Mass Spectrometry Reveal Genes Involved in the Non-mendelian Inheritance-Mediated Feather Growth Rate in Chicken
The research found specific genes and proteins that affect how fast chickens' feathers grow, which is not solely determined by traditional inheritance patterns.
research Simultaneous Determination of Selected Steroids with Neuroactive Effects in Human Serum by Ultrahigh-Performance Liquid Chromatography–Tandem Mass Spectrometry
A new method accurately measures nine neuroactive steroids in small blood samples, helping to study brain diseases.
research Distribution of Glycolipid and Unsaturated Fatty Acids in Human Hair
Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
research Proteomic analysis identifies differentially expressed proteins participating in forming Type III brush hair in Yangtze River Delta white goat
Researchers found four key proteins that affect the development of a specific hair type in Yangtze River Delta white goats.
research In vivo penetration of bare and lipid-coated silica nanoparticles across the human stratum corneum
Lipid-coated silica nanoparticles penetrate human skin more deeply than bare silica nanoparticles.
research Development of MALDI-TOF-MS and MALDI-MSI methods for hair analysis and evaluation of cosmetic treatments
Argan, avocado, and coconut oils are absorbed into hair, improving hydration and protection.
research Stereocontrolled synthesis of all eight stereoisomers of the putative anti-androgen cyoctol
Scientists made all eight versions of a compound called cyoctol, but found it's not an anti-androgen and it fully breaks down in the skin.
research Comparative Proteomic Analysis in Scar-Free Skin Regeneration in Acomys cahirinus and Scarring Mus musculus
The African spiny mouse heals skin without scarring due to different protein activity compared to the common house mouse, which heals with scarring.