research Sexually dimorphic sail feathers in the Mandarin duck as a model for lifelong developmental modulation
Mandarin duck sail feathers change with seasons due to hormones and genetic regulation.
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330-360 / 1000+ results research Microscopy‐guided laser ablation for the creation of complex skin models with folliculoid appendages
Researchers used a laser to create advanced skin models with hair-like structures.
research The Functional Organization of Cutaneous Low-Threshold Mechanosensory Neurons
Different hair follicles in the skin are innervated by unique combinations of mechanosensory neurons, crucial for touch sensation.
research Morphological characteristics and notes of the skin in preclinical toxicity assessment
Skin structure complexity and variability are crucial for assessing skin toxicity in safety tests.
research Morphological study in a mechanism of congenital pili torti formation: Björnstad syndrome
Björnstad syndrome causes twisted hair from birth.
research Avaliação de alterações estruturais envolvendo o surgimento de tecido adiposo em localizações anômalas e o deslocamento de glândulas crinas em três alopecias cicatriciais primárias linfocíticas
Adipose tissue and eccrine gland displacement are common in certain alopecias but don't help differentiate between them.
research Acquired Localized Longitudinal Pachyonychia and Onychomatrical Tumors: A Comparative Study to Onychomatricomas (5 Cases) and Onychocytic Matricomas (4 Cases)
Larger nail cavity sizes suggest benign tumors, while smaller ones may need further biopsy to rule out cancer.
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.
research Environment of the Anagen Follicle
The document concludes that hair follicles have a complex environment and our understanding of it is growing, but there are limitations when applying animal study findings to humans.
research Dynamic Plasticity of Axons within a Cutaneous Milieu
Hair clipping can trigger axon growth and changes in the skin.
research Female sexuality and common sexual dysfunctions: evaluation and management in a primary care setting
Primary care doctors should address female sexual dysfunctions to improve women's sexual health and life quality.
research Endocrinology and auxology of sibships with non-classical congenital adrenal hyperplasia.
Siblings with signs of virilization should be tested for non-classical congenital adrenal hyperplasia, which does not affect adult height but may impact fertility and well-being if untreated.
research Hirsutism and virilization
Excessive hair growth in women can be harmless or signal serious health issues, and treatment often includes medication and hair removal, with noticeable results after 3-6 months.
research A New Heterozygous Variant of c.1225_1227delTTC (p.Phe409del) in Insulin Receptor Gene Associated with Severe Insulin Resistance and Hyperandrogenemia in an Adolescent Female with Type A Severe Insulin Resistance Syndrome
A specific gene variant is linked to severe insulin resistance and hormone imbalance in a teenage girl.
research Ultrastructural Characteristics of Neonate Scalp Hair
Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.
research Changes in the sebaceous gland in patients with male pattern hair loss (androgenic alopecia)
Sebaceous glands in male pattern hair loss patients have more lobules and might cause early hair growth phase shifts.
research Avaliação quantitativa em cortes histológicos transversais do couro cabeludo
The study found average numbers for different types of hair follicles in the scalp and observed differences between men and women, suggesting reasons for more common hair shedding in women.
research Gonadal Dysgenesis: Associations between Clinical Features and Sex of Rearing.
Gonadal biopsy is the best method to diagnose gonadal dysgenesis.
research Ultrastructural Localization and Quantification of Extracellular Calcium Binding Sites in Mouse Vibrissa and Human Scalp Follicles
Hair growth drugs and epidermal growth factor do not change the calcium binding site gradient in hair follicles.
research Different patterns of 5α-reductase expression, cellular distribution, and testosterone metabolism in human follicular dermal papilla cells
Androgen effects on hair follicles vary by skin area.
research Polycystic ovarian morphology in Thai women of reproductive age with polycystic ovary syndrome
More than half of the Thai women with PCOS had polycystic ovarian morphology.
research Impacts of Age and Androgen Level on Albino Rat Meibomian Gland: Light & Electron Microscopic study
Age and androgen levels significantly affect meibomian gland structure and function.
research Compound Follicles in Folliculitis Decalvans Do Not Contain Vellus and Retained Telogen Follicles—A Pilot Histopathologic Series on Polytrichia
Compound follicles in folliculitis decalvans mainly have active hair follicles.
research Cultured human skin fibroblasts: a model for the study of androgen action
research Are the Meibomian glands “hair follicles without a hair shaft” ?
Meibomian glands are like hair follicles without a hair shaft.
research A case of localized follicular hamartoma: an ultrastructural and immunohistochemical study
The hamartoma is an abnormal hair growth with limited development in the upper hair follicle.
research Multiple follicular abnormalities in a 1‐year old cat consistent with basaloid follicular hamartomas
A one-year-old cat had multiple benign skin tumors similar to those known in humans.
research Pulling force deforms hair follicle root sheath nuclei and surrounding dermal collagen matrix differently at infundibulum, isthmus and suprabulbar regions
Hair follicles respond differently to pulling forces in various regions.
research Electron microscope observations on the glassy layer of the hair follicle*1
The glassy layer of hair follicles has different fibril sizes and arrangements in guinea pigs and young mice.
research Tactile sensitivity in the rat: a correlation between receptor structure and function
Rats have different touch receptors in their paws that help with movement and handling objects.