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.
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research Widespread and eruptive comedonal lesions with alopecia
A man with skin and hair symptoms improved partially with specific treatment.
research A patient with diffuse hair loss
The patient's hair loss is most likely due to diffuse alopecia areata.
research Reflectance Confocal Microscopy of the Yellow Dot Pattern in Alopecia Areata
Reflectance confocal microscopy confirms that yellow dots are signs of damaged hair follicles in alopecia areata.
research Differential Stripping: Determination of the Amount of Topically Applied Substances Penetrated into the Hair Follicles
The new "differential stripping" method effectively measures how much substance gets into hair follicles.
research Comparison of stratum corneum penetration and localization of a lipophilic model drug applied in an o/w microemulsion and an amphiphilic cream
The microemulsion delivered the dye deeper into the skin than the cream.
research The application of local hypobaric pressure — A novel means to enhance macromolecule entry into the skin
Local hypobaric pressure can significantly improve drug delivery through the skin.
research Trichoscopy I: Non-Cicatricial Alopecia
The document concludes that different patterns of hair thickness and scalp changes can help diagnose types of non-scarring hair loss.
research Acne Keloidalis: A Review
Acne keloidalis is a chronic skin condition on the back of the neck in young black men, needing surgery for severe cases.
research Cicatricial pattern hair loss is not a variant of lichen planopilaris
Cicatricial pattern hair loss is likely advanced common baldness, not a type of lichen planopilaris.
research Variations of Hair Follicle Size and Distribution in Different Body Sites
Hair follicle size and distribution vary significantly across different body sites.
research Hair follicles, their disorders and their opportunities
Hair follicles offer promising targets for delivering drugs to treat hair and skin conditions.
research Embryology, Histology, and Physiology of the Hair Follicle
The document explains how hair follicles develop, their structure, and how they grow.
research Organogenesis From Dissociated Cells: Generation of Mature Cycling Hair Follicles From Skin-Derived Cells
Scientists have found a way to create hair follicles from skin cells of newborn mice, which can grow and cycle naturally when injected into adult mouse skin.
research Hidradenitis suppurativa: a review of cause and treatment
Hidradenitis suppurativa is a skin condition possibly caused by hair follicle issues, with treatments focusing on infection and inflammation.
research Hair follicle targeting with curcumin nanocrystals: Influence of the formulation properties on the penetration efficacy
Curcumin nanocrystals in simple gels effectively penetrate hair follicles, but humectants can reduce this efficacy.
research Stem cell markers (cytokeratin 15, CD34 and nestin) in primary scarring and nonscarring alopecia
Scarring alopecia affects different hair follicle stem cells than nonscarring alopecia, and the infundibular region could be a new treatment target.
research The Transverse Anatomy of Androgenic Alopecia
The study found that horizontal sections of scalp biopsies are better for analyzing hair loss, showing fewer hairs and more fine hairs in balding areas.
research Loss of Gata6 causes dilation of the hair follicle canal and sebaceous duct
Removing Gata6 causes hair follicle and sebaceous duct enlargement.
research 14-3-3σ Is Required for Club Hair Retention
The 14-3-3σ gene is essential for preventing hair loss.
research Controversial Concepts
The author now believes tricholemmal carcinoma is a rare type of infundibular squamous cell carcinoma and more research is needed on these tumors.
research Viewpoint 6
Nicotine from smoking may worsen hidradenitis suppurativa by affecting immune function and promoting inflammation.
research Células-tronco foliculares e aspectos histopatológicos cutâneos tardios após prolongada remoção de pêlos a laser
Laser hair removal may cause skin changes that prevent hair regrowth.
research Eruptive Vellus Hair Cysts: Report of a New Case with Immunohistochemical Study and Literature Review
Eruptive vellus hair cysts are rare, benign skin lesions that are hard to treat.
research 1388 Clinicopathological characteristics of fibrosing alopecia in a pattern distribution: A single-center, retrospective study
The study suggests fibrosing alopecia in a pattern distribution has distinct features and may vary by race.
research Proteome Analysis of Human Sebaceous Follicle Infundibula Extracted from Healthy and Acne-Affected Skin
Acne-affected skin has more inflammation-related proteins and bacteria than healthy skin.
research Follicular Psoriasis: A Case Report and Review of Literature
A man with follicular psoriasis got better after treatment with skin cream and allergy pills.
research Follicular penetration of nano-sized particulate FA-PLGA and the dye RhBITC in dorsal dog and rat skin, and porcine ear skin as an in vitro model for the human integument
Hair follicles can effectively absorb nano-sized particles, making them potential targets for localized drug delivery.
research A four year retrospective study of the prevalence of canine follicular tumours in Croatia.
Most canine follicular tumors in Croatia are benign, but some can be malignant, so testing is important.
research Histopathologic features of alopecia areata incognito: a review of 46 cases
The research found specific signs to diagnose alopecia areata incognito and noted patients generally regrow hair after steroid treatment.