research Dermal papilla cell number specifies hair size, shape and cycling and its reduction causes follicular decline
More dermal papilla cells in hair follicles lead to larger, healthier hair, while fewer cells cause hair thinning and loss.
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450-480 / 1000+ results research Abstract 1219: Defective catagen entry in EGFR deficient skin precedes cutaneous inflammation
EGFR deficiency in skin causes hair follicle issues and inflammation.
research Pathologic Diagnosis of Central Centrifugal Cicatricial Alopecia on Horizontal Sections
Horizontal sections of scalp biopsies are good for diagnosing Central Centrifugal Cicatricial Alopecia and help customize treatment.
research The walking dead: sequential nuclear and organelle destruction during hair development
Cells in hair die by breaking down their DNA and mitochondria as they form keratin.
research Expression of Cyclooxygenase Isozymes During Morphogenesis and Cycling of Pelage Hair Follicles in Mouse Skin: Precocious Onset of the First Catagen Phase and Alopecia upon Cyclooxygenase-2 Overexpression
Overexpression of COX-2 causes early hair loss in mice, but can be prevented with a COX-2 inhibitor.
research Disruption of Smad4 in Mouse Epidermis Leads to Depletion of Follicle Stem Cells
Disrupting Smad4 in mouse skin causes early hair follicle stem cell activity that leads to their eventual depletion.
research NEW ENGLAND DERMATOLOGICAL SOCIETY
The woman's widespread skin condition did not improve despite various treatments.
research Structural and Immunocytochemical Characterization of Keratinization in Vertebrate Epidermis and Epidermal Derivatives
Vertebrate skin evolved to be more specialized and complex, especially in land animals.
research Glabellar pomade crust mimicking dyskeratosis follicularis
The woman's forehead lesion was caused by ointment use and resolved with treatment.
research Distinctive histopathologic findings in linear morphea (en coup de sabre) alopecia
The study found unique skin changes in a rare type of alopecia linked to a skin condition called linear morphea.
research Retrospective study of dermatophylosis in sheep in the Sertão of Paraíba
Dermatophylosis sporadically affects adult sheep in Sertão da Paraíba, causing alopecic and crusty skin lesions.
research Suprabasal Desmoglein 3 Expression in the Epidermis of Transgenic Mice Results in Hyperproliferation and Abnormal Differentiation
Overexpressing Dsg3 in mice skin causes excessive cell growth and abnormal skin development.
research Mesenchymal cell specific deletion of Tsc2 regulates hair follicle development and patterning
TSC2 is crucial for proper hair follicle development and patterning.
research The epidermal growth factor receptor decreases Stathmin 1 and triggers catagen entry in the mouse
EGFR helps mouse hair follicles stop growing by reducing certain growth regulators.
research Increased rate of hair keratin gene loss in the cetacean lineage
Cetaceans lost hair genes to adapt to water.
research Skin shedding and tissue regeneration in African spiny mice (Acomys)
African spiny mice can regenerate skin, hair, and cartilage, but not muscle, and their unique abilities could be useful for regenerative medicine.
research The targeted overexpression of a Claudin mutant in the epidermis of transgenic mice elicits striking epidermal and hair follicle abnormalities
research ALOPECIA OF CAPTIVE FLYING SQUIRRELS
Switching flying squirrels' diet from seeds to mouse chow restored their hair.
research Case 6
The dog has Color Dilution Alopecia, causing hair loss and increased risk of skin infections.
research 919 Overexpression of cyclooxygenase-2 in the skin of adult transgenic mice leads to sebaceous gland hyperplasia and thinning of hair shafts
Increasing COX-2 in mouse skin causes bigger sebaceous glands and thinner hair, but stopping COX-2 can reverse hair thinning.
research Ornithine decarboxylase transgenic mice as a model for human atrichia with papular lesions
ODC transgenic mice can model human hair loss with skin lesions.
research Coexpression of Keratins Characteristic of Skin and Hair Differentiation in Nail Cells
research Spiny Keratoderma
Spiny keratoderma is a rare skin condition with small spines on palms and soles, possibly linked to abnormal hair formation.
research Isolation and Characterization of a Putative Keratin-Associated Protein Gene Expressed in Embryonic Skin of Mice
The 4C32 gene may help in mouse skin development and differentiation.
research Apoptotic cells may drive cell death in hair follicles during their regression cycle
Apoptotic cells help cause hair follicle cell death during regression.
research 591 Chromatin architectural protein CTCF regulates terminal keratinocyte differentiation in the developing epidermis and hair follicles
CTCF protein is essential for skin and hair follicle development in mice.
research A volar skin excisional wound model for in situ evaluation of multiple-appendage regeneration and innervation
The study concluded that the new wound model can be used to evaluate skin regeneration and nerve growth.
research Alopecia in a Novel Mouse Model RCO3 Is Caused by mK6irs1 Deficiency
A missing mK6irs1 gene causes hair loss in mice.
research [Wooly hair syndrome. Clinical and microscopic study].
Woolly hair syndrome is a genetic condition causing frizzy, fragile hair.
research Diffuse partial woolly hair in a patient with epidermolysis bullosa simplex with mottled pigmentation
A patient with a rare hair condition and skin disorder showed hair improvement after treatment.