research Matrix effects and application of matrix effect factor
Matrix effects in LC-MS can be managed but not completely avoided.
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60-90 / 1000+ resultsresearch Simultaneous quantitation of nine hydroxy-androgens and their conjugates in human serum by stable isotope dilution liquid chromatography electrospray ionization tandem mass spectrometry
A new method accurately measures nine specific hormones in human blood.
research Improved forensic hair evidence for drugs of abuse by mass spectrometry
Forensic hair analysis for drugs is now more reliable and accurate.
research The effect of St. John’s wort on the pharmacokinetics, metabolism and biliary excretion of finasteride and its metabolites in healthy men
St. John's wort increases finasteride metabolism, reducing its effectiveness; use caution when combining them.
research Imaging prostate cancer (PCa) with [99m Tc(CO)3 ]finasteride dithiocarbamate
A new compound was effective for imaging prostate cancer in rats.
research Matrix matching in quantitative bioanalysis by LC–MS/MS a dream or a reality?
Accurate quantitative bioanalysis using LC-MS/MS is challenging due to matrix effects, but using internal standards and new methods like in-sample calibration could improve results.
research Changing the shape of hair with keratin peptides
Keratin peptides can change hair shape gently without harsh chemicals.
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 Inhibition of 3‐methylcrotonyl‐CoA carboxylase explains the increased excretion of 3‐hydroxyisovaleric acid in valproate‐treated patients
Valproic acid treatment increases a specific acid in urine by blocking an enzyme, possibly causing skin rash and hair loss.
research Quality evaluation of the Finasteride polymorphic forms I and II in capsules
Finasteride's polymorphic form affects capsule quality and drug effect, requiring strict control.
research LC–MS bioanalytical method for simultaneous determination of latanoprost and minoxidil in the skin
Method measures latanoprost and minoxidil in skin accurately and precisely.
research Sustained release of inhibitor from bionic scaffolds for wound healing and functional regeneration
Researchers developed a scaffold that releases a healing drug over time, improving wound healing and skin regeneration.
research Pharmacokinetic-pharmacodynamic modeling approach for dose prediction of the optimal long-acting injectable formulation of finasteride
Optimal long-acting finasteride injection dose found: 16.8 mg, effective for one month.
research Quintaquinone, a Merosesquiterpene from the Yellow Sponge Verongula cf. rigida Esper
A new compound from a sponge strongly inhibits an enzyme linked to male-pattern hair loss without being toxic at low levels.
research Bioactives in Chinese Proprietary Medicine Modulates 5α-Reductase Activity and Gene Expression Associated with Androgenetic Alopecia
Chinese medicine may help treat hair loss by affecting genes and enzyme activity.
research Bioequivalence Study of Finasteride
Finasteride's two formulations absorb similarly, showing bioequivalence.
research African baobab (Adansonia digitata) fruit as promising source of procyanidins
African baobab fruit is a good source of antioxidants and micronutrients, but too much can cause laxative effects.
research Alternative synthesis of the anti-baldness compound RU58841
A new, less toxic and more efficient method to create the anti-baldness compound RU58841 was developed in 2014.
research Reaction of Finasteride Intermediate with Benzeneseleninic Anhydride: An In-Depth Study
Impure benzeneseleninic anhydride samples cause lower finasteride intermediate yields.
research Plasmaproteinbindung endogener Glucocorticosteroide und deren Einfluss auf Haar- und Speichelkonzentrationen
Plasma protein binding significantly affects glucocorticosteroid concentration in blood, saliva, and hair.
research Human Scalp Hair Follicles Express Prostaglandin E2 Lipid Mediator and Receptors For Pge2
Human scalp hair follicles have PGE2 and its receptors, which might affect hair growth.
research Oligomeric Procyanidins in Apple Polyphenol Are Main Active Components for Inhibition of Pancreatic Lipase and Triglyceride Absorption
Apple polyphenol, especially oligomeric procyanidins, can reduce fat absorption and lower blood fat levels.
research Lignans and Neolignans: Plant secondary metabolites as a reservoir of biologically active substances
Lignans and neolignans from plants may help protect against various health issues, including cancer and heart disease.
research JunB defines functional and structural integrity of the epidermo-pilosebaceous unit in the skin
JunB is crucial for maintaining healthy skin and hair follicles.
research Roxithromycin-loaded lipid nanoparticles for follicular targeting
Tiny particles carrying roxithromycin can effectively target and deliver the drug to hair follicles without irritation.
research Rosmarinus officinalis Linn.: unveiling its multifaceted nature in nutrition, diverse applications, and advanced extraction methods
Rosemary is valuable for its health benefits and uses in medicine, cosmetics, and food.
research Development of a new GC–MS/MS method for the determination of metformin in human hair
A new method was created to measure metformin in hair, showing potential for monitoring treatment and medical investigations.
research Adsorptive cathodic stripping determination of minoxidil in pharmaceutical, cream and shampoo products
Researchers developed a sensitive method to measure minoxidil in various products with high accuracy.
research Phytochemical analysis and antibacterial activities of Avicennia marina (Forssk.) Vierh. extracts against Vancomycin-resistant Enterococcus faecium
Avicennia marina leaf extract can fight Vancomycin-resistant bacteria.
research Metabolomic and lipidomic atlas of human hair across its length
Human hair contains many different molecules that change along its length, influenced by personal care products.