research Cortisol levels in blood and hair of unanesthetized grizzly bears (Ursus arctos) following intravenous cosyntropin injection
Injecting cosyntropin into grizzly bears increases blood cortisol but doesn't change hair cortisol levels.
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research Effects of ultraviolet B radiation on physicochemical properties of human hair shaft
UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
research Alterations in Pattern Baldness According to Sex: Hair Metabolomics Approach
Hair loss causes differ between men and women due to changes in hormone levels and inflammation-related pathways.
research Investigation of pH effect on cationic solute binding to keratin and partition to hair
Solute binding to hair keratin is mainly driven by hydrophobic interactions and changes with pH.
research Non‐invasive evaluation of hair interior morphology by X‐ray microscope
X-ray microscopy can non-invasively show hair structure changes after treatments, but it's less detailed than TEM and needs improvement.
research Author response: Quantitative mapping of human hair greying and reversal in relation to life stress
Hair can naturally regain color after greying, and this change may be linked to stress levels.
research HAIR DEPIGMENTATION AND DERMATITIS – AN UNEXPECTED PRESENTATION OF CYSTIC FIBROSIS
Cystic fibrosis can cause unusual symptoms like hair color changes, which can improve with proper treatment.
research 85: Development and Pilot Test of a Traction Alopecia Prevention Curriculum on Knowledge, Concern, and Hair Care Practices in Middle School Students
The program increased awareness of traction alopecia but didn't significantly change hairstyling habits.
research Carbon, nitrogen, and sulfur elemental and isotopic variations in mouse hair and bone collagen during short-term graded calorie restriction
Calorie restriction changes the elemental and isotopic makeup of mouse hair and bone.
research Characteristics and Stability of Candle Nut Oil (Aleurites Moluccana) Nanoemulsion Hair Tonic Preparation
Higher candle nut oil concentration increases droplet size and changes the hair tonic's properties and stability.