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research POSTTEST: EXPIRATION DATE: OCTOBER 2011
research LC‐MS/MS‐based method for long‐term steroid profiling in human scalp hair
A new method accurately measures long-term steroid levels in human hair.
research An Analytical Framework for the Selective Extraction and Determination of Nine Multiclass Endocrine-Disrupting Chemicals from Haircare Products
Haircare products may expose users to harmful chemicals despite regulations.
research Validity of methyl mercury hair analysis: mercury monitoring in human scalp/nude mouse model
Human scalp hair on mice can effectively monitor mercury exposure.
research GC determination of eleven kinds of residual solvents in Finasteride
The method accurately and reliably detects residual solvents in Finasteride.
research Improving stable isotopic interpretations made from human hair through reduction of growth cycle error
The conclusion is that recognizing hair growth cycles can improve the precision of dietary and health assessments from hair analysis.
research Transforming human hair fibers into carbon dots: Utilization in flexible films, fingerprint detection, counterfeit prevention and Fe3+ detection
Scientists made glow-in-the-dark dots from human hair that can detect iron, prevent counterfeiting, and reveal fingerprints.
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 Cyproterone Acetate Quantification in Human Plasma by High-performance Liquid Chromatography Coupled to Atmospheric Pressure Photoionization Tandem Mass Spectrometry
The method accurately measures cyproterone acetate in plasma, showing no significant difference between two formulations.
research Micro-determination of cyclic AMP levels in human epidermis, dermis and hair follicles
A new method accurately measures cyclic AMP levels in small skin and hair samples.
research Hair Melanin and Hair Color
research Application of XANES profiles to X-ray spectromicroscopy for biomedical specimens: Part II. Mapping oxidation state of cysteine in human hair
Perming and bleaching damage hair differently, with bleached hair having more cysteic acid in the cuticle.
research An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of dehydroepiandrosterone sulfate in human serum and plasma
A new method accurately measures DHEAS in blood, improving on current tests.
research Functional characterization and unraveling the structural determinants of novel steroid hydroxylase CYP154C7 from Streptomyces sp. PAMC26508
CYP154C7 enzyme can effectively modify steroids and is promising for commercial use.
research The interaction of CaM7 and CNGC14 regulates root hair growth inArabidopsis
CaM7 and CNGC14 interaction controls root hair growth in Arabidopsis.
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 YOU ARE NOT WHAT YOU EAT DURING STRESS: AN ISOTOPIC EVALUATION OF HUMAN HAIR FROM BELLEVILLE, ONTARIO
Changes in δ¹⁵N values in hair can indicate stress or health issues.
research Reduction mechanism of L ‐cysteine on keratin fibers using microspectrophotometry and Raman spectroscopy
L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
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 14-3-3σ Is Required for Club Hair Retention
The 14-3-3σ gene is essential for preventing hair loss.
research 17beta Hydroxysteroid Dehydrogenase Type 3 Inhibitors
The document's conclusion cannot be provided because the document is not available or cannot be read.
research Solid state NMR of isotope labelled murine fur: a powerful tool to study atomic level keratin structure and treatment effects
Solid-state NMR can effectively study keratin structure and treatment effects in fur.
research Estudio de la reactividad de los anillos A y C de olean-12-enos naturales para la obtención de sintones quirales
The study found ways to create important compounds for male health from olive waste.
research Determination of Residual Organic Solvents in Finasteride Raw Materials by Headspace Capillary Gas Chromatography
The method effectively detects residual solvents in finasteride raw materials.
research Determination of As by instrumental neutron activation analysis in sectioned hair samples for forensic purposes: chronic or acute poisoning?
The woman likely died from acute arsenic poisoning, not chronic exposure.
research Stable C and N isotope analysis of hair suggest undernourishment as a factor in the death of a mummified girl from late 19th century San Francisco, CA
The mummified girl likely died from undernourishment and illness.
research SRXRF elemental mapping and source analysis of Pb,Fe,Cu and Zn in human hair from an inhabitant in a lead-zinc mining area
Lead levels in hair increased due to environmental exposure, while iron, copper, and zinc levels stayed stable.
research Evaluation of short-term hair follicle storage conditions for maintenance of RNA integrity
Horse hair follicles can be stored at cool or room temperature for a week without losing RNA quality.
research Hair Growth Measurement Using Intradermal Sulfur 35 Cystine
The method accurately measures hair growth with minimal risk and is better than other techniques.