research ??-Hydroxy Acid???Based Cosmetic Procedures
Alpha-hydroxy acids, like glycolic acid, safely improve skin issues and work on all skin types.
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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 Comprehensive characterization of keratin extracted from patients with androgenetic alopecia and healthy individuals through multimolecular spectroscopy and structural analysis
Keratin in people with androgenetic alopecia shows specific changes that could help develop new treatments.
research Reconnection of cysteine in reduced hair with alkylene dimaleates via thiol‐Michael click chemistry
A new method using 1,4-n-butylene dimaleate effectively repairs and strengthens damaged hair.
research HPA axis stress reactivity and hair cortisol concentrations in recently detoxified alcoholics and healthy controls with and without childhood maltreatment
Alcohol dependence affects stress hormone levels more than childhood maltreatment.
research Crystal Structure of 3-Oxo-4-Aza-5-Alpha-Androstone-17 β-Tert-Butyl Carboxamide with an O···H–(C, N) Acceptor Four-Center Hydrogen Bond
The research shows that hydrogen bonds greatly affect the crystal structure of a Finasteride derivative.
research Synthesis and Biological Evaluation of 4-(4-(Alkyl-and Phenylaminocarbonyl)benzoyl)benzoic Acid Derivatives as Non-steroidal Inhibitors of Steroid 5α-Reductase Isozymes 1 and 2
The compound 4c effectively inhibits the enzyme linked to hair loss.
research Simultaneous RP-HPLC-DAD determination of dansyl amino acids in chemically treated human hair
A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
research 030 Impaired Glutathione Synthesis in Hair Follicle Stem Cell Niches in Alopecia Areata
Alopecia Areata may involve reduced antioxidant defenses in hair follicles, affecting stem cell function.
![Activity of 17β-(N-Alkyl/Arylformamido) and 17β-[(N-Alkyl/Aryl) Alkyl/Arylamido]-4-Methyl-4-Aza-5α-Androstan-3-Ones as 5α-Reductase Inhibitors in the Hamster Flank Organ and Ear](/images/research/861159f1-7bd4-420c-a16b-4829458efe68/small/15592.jpg)
research Activity of 17β-(N-Alkyl/arylformamido) and 17β-[(N-Alkyl/aryl) alkyl/arylamido]-4-methyl-4-aza-5α-androstan-3-ones as 5α-Reductase Inhibitors in the Hamster Flank Organ and Ear11The research has been supported by Endorecherche that is seeking patent protection for the new compounds. F. Labrie is President of Endorecherche.
The compounds tested could potentially treat hair loss and alopecia.
research In vitro evaluation of changes of hair fibers subjected to oxidation-reductive straighteners associated with dyeing
Straightening and dyeing damage hair structure.
research Crystal Structure and Synthesis of 17.ALPHA.-Acetoxy-6,7-epoxypregn-4-ene-3,20-dione
A new compound was made that might help treat diseases related to male hormones.
research New Nonsteroidal Molecules as Blockers of the Steroidogenic Pathway
New nonsteroidal molecules can potentially increase dihydrotestosterone in neurons by blocking certain enzymes, without affecting prostate and seminal vesicle weight.
research GABAergic neurosteroids mediate the effects of ethanol on long‐term potentiation in rat hippocampal slices
Ethanol blocks memory formation in rats by enhancing certain brain chemicals.
research The Oxidative Degradation of Keratin (Wool and Bovine Hair)
Oxidizing agents break down keratin in wool and hair, causing swelling and increased solubility.
research Alkyl shikimates promote proliferation of human dermal fibroblasts and exhibit structure–activity relationships
Shorter alkyl shikimates boost skin cell growth, while longer ones can be harmful.
research Different Levels of 5α-Reductase Type I and II, Aromatase, and Androgen Receptor in Hair Follicles of Women and Men with Androgenetic Alopecia
People with hair loss have more androgen receptors and enzymes in certain follicles, with men and women showing different patterns.
research The Price Waterhouse Guide to Financial Management: Tools for Improving Performance
A new method can quickly detect alcohol abuse by analyzing hair in under an hour.
research Hair EtG: Alterations in segment levels accompanying hair growth
EtG levels in hair decrease significantly after one month of alcohol abstinence.
research Natural Product-Inspired Bis(trifluoromethyl) Phenyl Hydroxycinnamate Derivatives as Promising Nonsteroidal Inhibitors of Human Steroid 5α-Reductase Type-1: Synthesis, In Vitro, and In Silico Studies
New compounds show promise as nonsteroidal treatments for hair loss.
research Synthesis of 11α-hydroxyprogesterone hartens
Researchers successfully made new compounds for hormone level tests, but one attempt led to an unexpected product, correcting a past error.
research A Raman spectroscopic investigation of the mechanism of the reduction in hair with thioglycerol and the accompanying disulphide conformational changes
Thioglycerol treatment at pH 9.0 with ammonia causes less hair damage and better waving than thioglycolic acid.
research Let’s not split hairs
A new method strengthens hair without using harmful chemicals.
research Antihormonal properties of some new A-homo-B, 19-dinor steroids of the androstane series
New A-homo-B, 19-dinor steroids showed strong antiandrogenic activity without affecting the enzyme 5α-reductase or androgen receptor binding.
research Brain allopregnanolone induces marked scratching behaviour in diet-induced atopic dermatitis mouse model
A brain-produced steroid causes increased scratching in mice with a skin condition similar to eczema.
research ABO Blood Grouping of Non-medullated Scalp Hair Using Immunohistochemical Staining
The modified staining method can determine the ABO blood group of hair samples accurately.
research Minoxidil Multi-Component Crystals with Aromatic Carboxylic Acids: Theoretical Calculation and Structural Analysis
research Comparison of damage to human hair fibers caused by monoethanolamine- and ammonia-based hair colorants.
Monoethanolamine-based hair colorants can cause more damage to hair than ammonia-based ones.
![Verification of the Major Metabolic Oxidation Path for the Naphthoyl Group in Chemoattractant Receptor-Homologous Molecule Expressed on Th2 Cells (CRTh2) Antagonist 2-(2-(1-Naphthoyl)-8-fluoro-3,4-dihydro-1H-pyrido[4,3-b]indol-5(2H)-yl)acetic Acid (Setipiprant/ACT-129968)](/images/research/d743d32f-3115-48ff-9697-2f2d56130701/small/14175.jpg)
research Verification of the Major Metabolic Oxidation Path for the Naphthoyl Group in Chemoattractant Receptor-Homologous Molecule Expressed on Th2 Cells (CRTh2) Antagonist 2-(2-(1-Naphthoyl)-8-fluoro-3,4-dihydro-1H-pyrido[4,3-b]indol-5(2H)-yl)acetic Acid (Setipiprant/ACT-129968)
The document confirms the structures of major metabolites of the CRTh2 antagonist Setipiprant and identifies minor metabolites.
research Reactive keratin derivatives: A promising strategy for covalent binding to hair
Modified keratin binds better to hair, especially bleached hair.