research Physical and Mechanical Properties of the Hair Shaft: A Review of Measurement Techniques to Verify the Efficacy of Cosmetic Products
Different techniques measure hair properties to ensure cosmetic products work.
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research Regeneration of Hair and Other Skin Appendages: A Microenvironment-Centric View
The microenvironment, especially mechanical forces, plays a crucial role in hair growth and could lead to new treatments for hair loss.
research Hair Shaft Miniaturization Causes Stem Cell Depletion Through Mechanosensory Signals Mediated by a Piezo1-Calcium-TNF-α Axis
Hair thinning causes stem cell loss through a process involving Piezo1, calcium, and TNF-α.
research Reimagining Hair Science: A New Approach to Classify Curly Hair Phenotypes via New Quantitative Geometrical and Structural Mechanical Parameters
A new system for classifying curly hair types using precise measurements can improve hair care products and cultural inclusion.
research In-Situ Tensile Testing of Hair Fibers in an Environmental Scanning Electron Microscope
Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
research Health Improvement of Human Hair and Their Reshaping Using Recombinant Keratin K31
Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.
research Insights on the Mechanical Behavior of Keratin Fibrils
Keratin's mechanical properties are influenced by hydrogen bonds and secondary structure, and can be improved with the SPD-2 peptide.
research Protection and Restoration of Damaged Hair via a Polyphenol Complex by Promoting Mechanical Strength, Antistatic, and Ultraviolet Protection Properties
A new hair treatment using a natural polyphenol complex improves hair strength, reduces static, and protects against UV damage.
research Phase-Specific Differential Regulation of Mechanical Allodynia in a Murine Model of Neuropathic Pain by Progesterone
Progesterone initially worsens but later reduces neuropathic pain in mice, through different mechanisms.
research An Analysis of Follicular Punches, Mechanics, and Dynamics in Follicular Unit Extraction
Using sharp tools and the right techniques in hair transplant surgery leads to less damage to hair follicles.
research Decision Letter: Hair Follicle Epidermal Stem Cells Define a Niche for Tactile Sensation
Hair follicle stem cells are crucial for touch sensation and proper nerve structure in mice.
research Human Hair and the Impact of Cosmetic Procedures: A Review on Cleansing and Shape-Modulating Cosmetics
Future hair cosmetics will be safer and more effective.
research Mechanical Forces in Skin Disorders
Skin problems can be caused or worsened by physical forces and pressure on the skin.
research Skin Aging as a Mechanical Phenomenon: The Main Weak Links
Skin aging is largely due to differences in stiffness and elasticity between skin layers, leading to wrinkles.
research Impact of Hormones on Female Sexual Function and Dysfunction
Hormones significantly affect women's sexual function, and more research is needed to improve treatments for sexual dysfunction with minimal side effects.
research In Silico Modelling of Transdermal Delivery of Macromolecule Drugs Assisted by a Skin Stretching Hypobaric Device
The simulation showed that hypobaric pressure improves drug delivery through the skin, but stretching alone doesn't fully explain the increase.
research Involvement of Mechanical Stress in Androgenetic Alopecia
research Quantifying the Effects of Repeated Dyeing: Morphological, Mechanical, and Chemical Changes in Human Hair Fibers
Repeated hair dyeing significantly damages hair.
research Toward Understanding Scarless Skin Wound Healing and Pathological Scarring
Scarless healing is complex and influenced by genetics and environment, while better understanding could improve scar treatment.
research A Mechanical Model of Overnight Hair Curling
Longer time setting curls overnight leads to better curl retention.
research Integration of Biochemical and Mechanical Signals at the Nuclear Periphery: Impacts on Skin Development and Disease
The conclusion is that the nuclear lamina and LINC complex in skin cells respond to mechanical signals, affecting gene expression and cell differentiation, which is important for skin health and can impact skin diseases.
research Efficacy Evaluation of a Novel Home-Used Device Based on Multiple Stimulation Technology on Hair Growth in Patients with Androgenetic Alopecia
The device effectively and safely increased hair growth in people with Androgenetic Alopecia.
research Fast-Embeddable Grooved Microneedles by Shear Actuation for Accurate Transdermal Drug Delivery
New microneedles deliver drugs through the skin accurately and effectively.
research International Society of Hair Restoration Surgery
Various techniques and tools for hair restoration were presented in 1998, including a mathematical model for donor area, use of lasers in surgery, methods for controlling grafted hair direction, and ways to increase graft yield. Satisfaction rates were around 39%, and studies showed trauma and dehydration can damage hair follicles.
research Scalp Surgery: Anatomic and Biomechanical Considerations
The document concludes that following specific surgical guidelines can improve scalp surgery results and reduce complications.
research Recipient Area Hair Direction and Angle in Hair Transplanting
Dr. Walter P. Unger suggests that copying a person's natural hair direction and angle during transplants leads to a more natural and fuller appearance.
research Scalp Surgery
Scalp surgery guidelines ensure best cosmetic results and fewer complications.
research Follicular Isolation Technique with De-Epithelialization for Eyebrow and Eyelash Reconstruction
Adding de-epithelialization to the follicular isolation technique improves hair transplant results for eyebrows and eyelashes.
research New Substrates for Stem Cell Control
New materials help control stem cell growth and specialization for medical applications.
research Biological and Mechanical Influence of Three-Dimensional Microenvironment Formed in Microwell on Multicellular Spheroids Composed of Heterogeneous Hair Follicle Stem Cells
3D microenvironments in microwells improve hair follicle stem cell behavior and hair regeneration.