research Defining the hair follicle stem cell (Part I)
Hair follicle stem cells are key for hair growth and skin repair.
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research Female-patterned alopecia in teenage brothers with unusual histologic features
Two teenage brothers had a rare, treatment-resistant form of female-pattern hair loss with unusual scalp changes.
research Granulomatous Alopecia: A Variant of Alopecia Areata?
Granulomatous alopecia may be a distinct subtype of alopecia areata.
research What causes acne inversa (or hidradenitis suppurativa)? – The debate continues
The exact cause of hidradenitis suppurativa is unclear, but it may involve hair follicles, hormones, genetics, and smoking.
research CD44 expression in alopecia areata and androgenetic alopecia
No CD44 in alopecia areata, present in normal and androgenetic alopecia.
research Alopecia areata‐like pattern: A new unifying concept
research Differential distribution of the epigenetic marker 5‐hydroxymethylcytosine occurs in hair follicle stem cells during bulge activation
The marker 5-hmC changes in hair follicle stem cells when they start to grow.
research Differential expression of phospho‐S6 in hair follicle tumors: Evidence of mammalian target of rapamycin pathway activation
The mTOR pathway may be involved in the development of hair follicle tumors, with higher activity in malignant tumors.
research Prominent follicular mucinosis with diffuse scalp alopecia resembling alopecia areata
A woman's hair loss, resembling an autoimmune condition, improved after treatment, but requires ongoing checks due to potential serious associations.
research A comment regarding ‘follicular Swiss cheese’ in the diagnosis of alopecia areata
The author clarifies that alopecia areata incognito and diffuse alopecia areata are different types of hair loss with unique symptoms and challenges in diagnosis.
research Dealing with Loss
The document suggests simplifying alopecia diagnosis and improving techniques for better accuracy.
research Angiosarcoma of the Scalp Mimicking an Inflammatory Scarring Alopecia and Diagnosed on Horizontal Histologic Sections
Rare skin cancer can mimic hair loss conditions, so thorough diagnosis is crucial.
research Recurrent inverse necrotizing infundibular crystalline folliculitis
Recurrent NICF is a rare skin condition with unclear causes, involving follicle inflammation and crystal deposits.
research Spatial transcriptomics of a giant pilomatricoma
The analysis of a large pilomatricoma revealed five distinct areas with different gene activity related to hair growth and tumor development.
research DNA determination of human hair bulbs in normal and androgenetic alopecia
Hair loss happens due to faster cell growth and fewer cells in affected follicles.
research Polarized Versus Diffractive Microscopy in Distinguishing Scarring From Non‐Scarring Alopecia
Polarized light microscopy is better at distinguishing scarring from non-scarring alopecia than diffractive microscopy.
research Multicentric Reticulohistiocytosis Induced Alopecia: A Clinical Case Report
Alopecia can be caused by multicentric reticulohistiocytosis.
research Sebaceous gland atrophy due to seborrheic dermatitis in a patient with alopecia: A potential pitfall
Skin conditions like seborrheic dermatitis can make it harder to correctly diagnose hair loss because they can cause the oil glands in the skin to shrink.
research A comparative study of histopathologic features in alopecia areata and pattern hair loss
The study found certain scalp biopsy features can help tell apart alopecia areata from pattern hair loss even when typical immune cells are not seen.
research Caring for transgender populations: A primer for the dermatopathologist
Dermatopathologists must consider both birth sex and gender identity to accurately diagnose and treat transgender patients.
research Onychoblastoma – Hamartoma of the Nail Unit: A New Entity?
A new benign nail tumor called onychoblastoma was identified.
research Proliferating Hybrid Follicular Tumor
A unique type of complex cyst was found on a man's scrotum.
research The Hair Erector Muscle: Order and Disorder of this Often Forgotten Structure
The hair erector muscle is involved in various skin conditions and disorders.
research Trichoblastic Carcinoma (“Malignant Trichoblastoma”) with Lymphatic and Hematogenous Metastases
Long-standing benign tumors can become cancerous, especially in people with weakened immune systems.
research Dorsal Skin Reactions of Hairless Dogs to Topical Treatment with Corticosteroids
Stronger corticosteroids cause more skin damage in hairless dogs, similar to effects in humans.
research A Case of Interface Perianal Dermatitis in a Dog: Is This an Unusual Manifestation of Lupus Erythematosus?
A dog with unusual skin lesions near its tail was successfully treated for a rare form of lupus.
research INFLUENCE OF CLIPPING AND CHEMICAL EPILATION ON HAIR GROWTH IN MICE1
Certain treatments can speed up local hair growth in mice but don't change the overall hair growth pattern.
research Overexpression of Bcl-2 Protects from Ultraviolet B-Induced Apoptosis but Promotes Hair Follicle Regression and Chemotherapy-Induced Alopecia
Bcl-2 overexpression protects against UVB damage but worsens hair loss from chemotherapy.
research Development, Structure, and Keratin Expression in C57BL/6J Mouse Eccrine Glands
The study found that mouse sweat glands develop before birth, mature after birth, and have specific keratin patterns.
research Topical absorption and systemic toxicity
Some chemicals absorbed through the skin can cause serious health problems.