research Sex steroid levels in corresponding cerebrospinal fluid and serum samples quantified by mass spectrometry in men
DHEA is the main sex steroid in cerebrospinal fluid, and testosterone in the fluid comes from the blood.
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research Comparison of artificial sebum with human and hamster sebum samples
Artificial sebum L closely mimics human sebum for drug delivery research.
research Serum-Based Assessment of Alopecia Areata Response to Treatment Using ATR-FTIR Spectroscopy
ATR-FTIR spectroscopy could help monitor alopecia areata treatment response non-invasively.
research A model system for long-term serum-free suspension organ culture of human fetal tissues: experiments on digits and skin from multiple body regions
Scientists developed a method to grow human fetal skin and digits in a lab for 3-4 weeks, which could help study skin features and understand genetic interactions in tissue formation.
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 Causal effects of glutamine and lipid-related metabolites on alopecia areata: A 2-sample Mendelian randomization study
Glutamine may protect against alopecia areata, while certain cholesterol and glucose levels may increase risk.
research Evaluation of the levels of trace elements in the blood and hair of female patients with chronic telogen effluvium
Women with chronic hair loss had lower levels of zinc, copper, and ferritin than healthy women.
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 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 Clinical pathology in equine dermatology
The document concludes that using the right diagnostic methods and careful sample handling is crucial for accurately diagnosing horse skin diseases.
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 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 Development of Suspended Droplet Microextraction Method for Spectrophotometric Determination of Serum Iron
A new method accurately measures iron in small samples with high sensitivity and low cost.
research Design and Validation of a Sensitive Multisteroid LC-MS/MS Assay for the Routine Clinical Use: One-Step Sample Preparation with Phospholipid Removal and Comparison to Immunoassays
The new LC-MS/MS method is more accurate and reliable than traditional immunoassays for measuring steroids in serum.
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 Serum Metabolomics Study of Polycystic Ovary Syndrome Based on Liquid Chromatography–Mass Spectrometry
Women with PCOS have different levels of certain fats and proteins in their blood, which could help diagnose the condition.
research Steroidomics for highlighting novel serum biomarkers of testosterone doping
Monitoring steroid hormones in blood can better detect testosterone doping.
research Serum and hair steroid profiles and their associations with body composition in adolescence
Hair steroid profiling is a feasible, non-invasive alternative to serum analysis for assessing hormone levels and metabolism.
research Quantification of biotin in plasma samples by column switching liquid chromatography – tandem mass spectrometry
The document describes a way to measure biotin in blood to prevent wrong test results in hormone level testing.
research Human Adipose-Derived Mesenchymal Stromal Cells Exhibit High HLA-DR Levels and Altered Cellular Characteristics under a Xeno-free and Serum-free Condition
StemMACS media is better for growing therapeutic stem cells than PowerStem media.
research Serum and hair steroid profiles and their associations with body composition in adolescence.
Androgen levels are more linked to body size in boys than girls.
research Human Adipose-derived Mesenchymal Stromal Cells Exhibit High HLA-DR Levels and Altered Cellular Characteristics under a Xeno-free and Serum-free Condition
StemMACS media is better for growing therapeutic stem cells.
research Untargeted metabolomic approach to study the serum metabolites in women with polycystic ovary syndrome
Certain metabolites may help diagnose and predict polycystic ovary syndrome.
research Can serum vaspin levels predict clomiphene resistance in infertile women with PCOS?
Lower vaspin levels in the blood may indicate a better response to fertility treatment in women with PCOS.
research Role of zinc in chronic telogen effluvium in serum and hair of patients with alopecia
Low zinc levels in hair and serum are linked to chronic hair loss.
research Serum Vitamin E Status in Patients With Type 2 Diabetes Mellitus Among Bangladeshi Population
People with type 2 diabetes have lower vitamin E levels, especially older adults and females.
research A Nonredundant Human Protein Chip for Antibody Screening and Serum Profiling
The technology can help diagnose and subtype autoimmune diseases by identifying specific autoantibodies.
research Inhibition of Rat 5α-Reductase Activity and Testosterone-Induced Sebum Synthesis in Hamster Sebocytes by an Extract ofQuercus acutissimaCortex
An extract from Quercus acutissima bark was found to reduce sebum production and block an enzyme linked to acne.
research Diffuse alopecia areata is associated with intense inflammatory infiltration and CD8+ T cells in hair loss regions and an increase in serum IgE level
Diffuse alopecia areata involves more inflammation and higher allergy-related antibodies than patchy types.
research Serum level of vitamin D in patients with alopecia areata
Alopecia areata patients have lower vitamin D levels than healthy individuals.