research Sample Preparation Protocol for Cross-Sectional Microscopy of Hair Fibers
The document describes a method for preparing hair for microscopy by embedding it in plastic, cutting it, and storing it cold before imaging.
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30 / 1000+ results research Critical Factors in Sample Collection and Preparation for Clinical Metabolomics of Underexplored Biological Specimens
Standardized procedures are crucial for collecting and preparing biological samples to ensure accurate clinical metabolomics results.
research Caffeine in Hair Care and Anticellulite Cosmetics: Sample Preparation, Solid-Phase Extraction, and HPLC Determination
The caffeine content in anticellulite gels is 0.7-1.7% and in hair-care products is about 1.0%.
research MALDI Imaging Mass Spectrometry of Skin: Aspects of Sample Preparation
MALDI Imaging Mass Spectrometry is a useful method for studying skin conditions, but sample preparation is crucial for accurate results.
research Workplace Drug Testing Using Hair Samples
Hair testing is a reliable method for detecting workplace drug use when done with proper sample preparation and confirmation.
research Human Hair: An Important Biological Matrix of Interest
Human hair is a significant sample for various tests in clinical, nutritional, archaeological, and forensic studies.
research Hair Analysis in Health Assessment
Hair mineral analysis might help diagnose diseases early, but standard methods are needed.
research A Correlative Fluorescent and Electron Microscopic Technique for Ultralocalization of Trichocyte Keratins
Researchers developed a new method to clearly see and label hair proteins with minimal errors using advanced freezing and microscopy techniques.
research Untargeted Scanning of Hair for Drugs of Abuse by Direct Analysis in Real Time–High-Resolution Mass Spectrometry
A new method can quickly and accurately detect drugs in hair.
research Cosmetic Assessment of Human Hair by Confocal Microscopy
Confocal microscopy is better than scanning electron microscopy for studying hair in its natural state and understanding hair products' effects.
research Separation of Finasteride and Analogues
Finasteride and analogues separated using LC-MS-MS technique.
research Ultra-Performance Liquid Chromatography with Electrospray Ionization Tandem Mass Spectrometry for the Determination of Ketoconazole in Anti-Dandruff Shampoo
The method accurately measures the amount of ketoconazole in anti-dandruff shampoo and cream, and can also be used to monitor the drug in human plasma.
research Evaluation of Contamination and Quantification of Drug Penetration Studies Using Quantitative Mass Spectrometry Imaging
QMSI effectively maps and quantifies drug distribution in skin tissues.
research A Review on Forensic Toxicological Analysis of Drugs in Hair Using Various Instrumental Techniques
Hair analysis is better than urine and blood for detecting past drug use.
research Matrix Effects And Application Of Matrix Effect Factor
Matrix effects in LC-MS can be managed but not completely avoided.
research LC/MS Analysis of Stratum Corneum Lipids: Ceramide Profiling and Discovery
A new, quick method was developed to analyze skin lipids, discovering a new ceramide subclass.
research Sources of Variation in Hair Cortisol in Wild and Captive Non-Human Primates
Hair cortisol levels in primates are useful for stress assessment but vary by age, sex, species, and hair collection methods.
research Analysis of Cosmetic Residues on a Single Human Hair by ATR FT-IR Microspectroscopy
Cosmetic residues on individual hairs can be identified and differentiated using ATR FT-IR microspectroscopy.
research Evaluation of Contamination and Quantification of Drug Penetration Studies Using Quantitative Mass Spectrometry Imaging
QMSI is a valuable method for studying drug penetration in skin tissues.
research How to Diagnose Hair Loss
The document concludes that using specific tools and tests is essential for identifying the cause of hair loss and deciding on the right treatment.
research Stability-Indicating Micellar Electrokinetic Chromatography Method for Determination of Finasteride in Pharmaceutical Preparations
Method accurately measures finasteride concentration in medicine.
research Preparation and Characterization of Minoxidil Loaded Nanostructured Lipid Carrier Gel for Effective Treatment of Alopecia
Minoxidil-loaded NLC gel shows potential for effective alopecia treatment.
research Preparation and In Vivo Evaluation of Lecithin-Based Microparticles for Topical Delivery of Minoxidil
Lecithin-based microparticles can deliver minoxidil for hair growth effectively with less skin irritation.
research Determination of Finasteride and Its Metabolite in Urine by Dispersive Liquid-Liquid Microextraction Combined with Field-Enhanced Sample Stacking and Sweeping
New method accurately measures finasteride and M3 in urine, helping evaluate pharmacokinetics.
research Can a Glycated Hair Protein Assay Be a Non-Invasive Indicator of Blood Glucose Control? Assessing the Influence of Sample Mass and Chemical Hair Treatments
Hair glycation could be a reliable non-invasive indicator of blood glucose control, but its use is limited by factors like sample collection and hair treatments.
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 Determination of Finasteride in Human Plasma by Liquid Chromatography-Electrospray Ionization Tandem Mass Spectrometry with Flow Rate Gradient
Researchers developed a quick and sensitive way to measure finasteride in blood using a small sample size.
research Natural Hair Recipe: Evaluation of Natural Preparations for Hair Loss Treatment
The natural hair treatment with Cantharidin works best for hair loss.
research Omics for Precious Rare Biosamples: Characterization of Ancient Human Hair by a Proteomic Approach
The study developed a method to analyze ancient hair proteins using very small samples.
research Platelet-Rich Plasma by Single-Spin Process in Male Pattern Androgenetic Alopecia: Is It an Effective Treatment?
PRP treatment can improve hair density and thickness in male pattern hair loss, but better preparation methods are needed.