research Glandular metaplasia of hair follicles and other responses to vitamin A excess in cultures of rodent skin
Excess vitamin A can cause hair follicles to change into gland-like structures.
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570-600 / 1000+ resultsresearch Hairless and the polyamine putrescine form a negative regulatory loop in the epidermis
Hairless protein and putrescine regulate each other, affecting hair growth and skin balance.
research Overexpression of parathyroid hormone-related protein in the skin of transgenic mice interferes with hair follicle development.
Too much parathyroid hormone-related protein in skin disrupts hair growth in mice.
research Hair Follicle Signaling Networks: A Dermal Papilla–Centric Approach
The document concludes that dermal papilla cells are key for hair growth and could be used in new hair loss treatments.
research Dermoscopic Approach to a Small Round to Oval Hairless Patch on the Scalp
Dermoscopic examination helps diagnose different types of hair loss conditions by showing specific patterns.
research 321 Deletion of hypoxia-inducible factor prolyl 4-hydroxylase 2 in FoxD1-lineage mesenchymal cells leads to congenital truncal alopecia
Removing HIF-P4H-2 from certain skin cells in mice causes hair loss on the body but not the head.
research Ultraviolet Light-Induced Leukoderma of the Scalp Associated with Androgenetic Alopecia: Senescent Actinic Depigmentation of the Scalp
UV light causes skin color loss in bald areas; wear a cap and use sunscreen.
research A diagnostic clue: New onset alopecia sparing white hairs
Intralesional corticosteroids effectively treat localized alopecia areata, often sparing white hairs.
research Giant pigmented tumour of the scalp—a diffuse neurofibroma or a congenital naevus showing neurofibromatous changes? Immunohistochemical and electron microscopic studies
The tumor likely shows dual neural crest differentiation.
research Marie-unna hereditary hypotrichosis
A 12-year-old boy with a rare genetic condition has progressive hair loss with no effective treatment.
research De Novo Production of Dermal Papilla Cells during the Anagen Phase of the Hair Cycle
New cells are added to the hair's dermal papilla during the active growth phase.
research A Unique Case of Pili Multigemini Complicated by Folliculitis: Unveiling the Intricacies of a Rare Hair-Follicle Disorder
A rare hair disorder with multiple hairs from one follicle was found on a patient's abdomen.
research Innovative Liposomes as a Transfollicular Drug Delivery System: Penetration into Porcine Hair Follicles
Liposomes with certain properties can effectively deliver drugs deep into hair follicles.
research Apoptotic Cells May Drive Cell Death in Hair Follicles During their Regression Cycle
Apoptotic cells may trigger cell death in hair follicles during their regression cycle.
research Cells within the bulge region of mouse hair follicle transiently proliferate during early anagen: heterogeneity and functional differences of various hair cycles
Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
research A Pedunculated Follicular Hamartoma: A Case Showing a Central Trichofolliculoma‐like Tumor with Multiple Trichogenic Tumors
The tumor on the man's nose was a rare type called pedunculated follicular hamartoma.
research A Productive Black Facial Pore
A man had a black pore on his cheek, which was removed and found to be a hair follicle tumor.
research Dermal papilla cells induce keratinocyte tubulogenesis in culture Elina S. ChermnykhEkaterina A. VorotelyakKsenia Y. Gnedeva • Marianna V. MoldaverYegor E. YegorovAndrey V. Vasiliev •
Dermal papilla cells can help form hair-like structures in lab-grown skin cells.
research Tumors of the follicular infundibulum
Benign tumors from hair follicles can look like other skin cancers but have distinct features under dermoscopy.
research Single follicular unit transplantation reconstructs arrector pili muscle and nerve connections and restores functional hair follicle piloerection
Hair transplant surgery can rebuild muscle and nerve connections, allowing transplanted hairs to stand up like normal hairs.
research An important role of podoplanin in hair follicle growth
Deleting podoplanin in mice promotes hair growth by enhancing cell migration.
research Differentiation and Apoptosis in Pilomatrixoma
Pilomatrixoma involves abnormal hair keratin production and cell death, causing debris and cysts.
research The stem cell quiescence and niche signaling is disturbed in the hair follicle of the hairpoor mouse, an MUHH model mouse
Disrupted stem cell signals in hairpoor mice cause hair loss.
research Characterization of Growth Secondary Hair in Min Pig Activated by Follicle Stem Cell Stimulated by Wnt and BMP Signaling Pathway
Wnt and BMP pathways stimulate hair growth in Min pigs, with Wnt being more effective.
research LB1045 Inhibition of pyruvate oxidation activates human hair follicle stem cells ex vivo
PP405 may help hair growth by activating hair follicle stem cells.
research Single hair grafting for the treatment of vitiligo
Single hair grafting is effective for treating small, localized patches of vitiligo.
research Monilethrix unveiled by initial androgenetic alopecia.
An 11-year-old girl with hair thinning was diagnosed with monilethrix and early androgenetic alopecia.
research 1250 Development of an ex vivo human skin explant model to examine candidate gene functions in the hair follicle and epidermis
The model can effectively test gene functions and drug responses in human skin.
research Reprogramming of Human Hair Follicle Dermal Papilla Cells into Induced Pluripotent Stem Cells
Human hair follicle cells can be successfully transformed into different types of cells, but not more efficiently than other adult cells.
research Residents’Corner: Multiple Pyogenic Granuloma-like Lesions Following Hair Transplantation
A man developed unusual growths after a hair transplant, which were treated successfully with no recurrence after a month.