Results 41 to 50 of about 441,676 (302)

Advances in Regenerative Stem Cell Therapy in Androgenic Alopecia and Hair Loss: Wnt Pathway, Growth-Factor, and Mesenchymal Stem Cell Signaling Impact Analysis on Cell Growth and Hair Follicle Development

open access: yesCells, 2019
The use of stem cells has been reported to improve hair regrowth in several therapeutic strategies, including reversing the pathological mechanisms, that contribute to hair loss, regeneration of hair follicles, or creating hair using the tissue ...
P. Gentile, S. Garcovich
semanticscholar   +1 more source

The dermal sheath: An emerging component of the hair follicle stem cell niche

open access: yesExperimental Dermatology, 2020
Hair follicles cyclically regenerate throughout adult mammalian life, owing to a resident population of epithelial hair follicle stem cells. Stem cell (SC) activity drives bouts of follicle growth, which are periodically interrupted by follicle ...
P. Martino, N. Heitman, Michael Rendl
semanticscholar   +1 more source

Bioengineering of Hair Follicle-like Structure for Validation of Hair Growth Promoting Compounds

open access: yesBioengineering, 2022
We aimed to establish screening and efficacy test techniques for use in the development of hair-promoting agents. To this end, we used the dermal papilla cell (DPc)-derived immortalized cell line (SV40T-hTERT DPc) and neonatal foreskin-derived ...
Hyun Woo Joo   +3 more
doaj   +1 more source

An updated classification of hair follicle morphogenesis

open access: yesExperimental Dermatology, 2019
Hair follicle (HF) formation in developing embryonic skin requires stepwise signalling between the epithelial epidermis and mesenchymal dermis, and their specialized derivatives, the placode/germ/peg and dermal condensate/papilla, respectively ...
Nivedita Saxena   +2 more
semanticscholar   +1 more source

SIRT7 activates quiescent hair follicle stem cells to ensure hair growth in mice

open access: yesEMBO Journal, 2020
Hair follicle stem cells (HFSCs) are maintained in a quiescent state until activated to grow, but the mechanisms that reactivate the quiescent HFSC reservoir are unclear.
Guo Li   +12 more
semanticscholar   +1 more source

Hair follicle proteoglycans

open access: yesJournal of Investigative Dermatology, 1993
Proteoglycans are polymorphic macromolecules present in all mammalian tissues, including the skin and its appendages. They consist of a core protein to which one or more glycosaminoglycan chains are covalently attached. Broadly, they can be divided into classes based on location and core protein structure.
openaire   +2 more sources

Deciphering the molecular mechanisms of stem cell dynamics in hair follicle regeneration

open access: yesExperimental and Molecular Medicine
Hair follicles, which are connected to sebaceous glands in the skin, undergo cyclic periods of regeneration, degeneration, and rest throughout adult life in mammals. The crucial function of hair follicle stem cells is to maintain these hair growth cycles.
Jung Hyun Lee, Sekyu Choi
semanticscholar   +1 more source

A Subset of TREM2+ Dermal Macrophages Secretes Oncostatin M to Maintain Hair Follicle Stem Cell Quiescence and Inhibit Hair Growth.

open access: yesCell Stem Cell, 2019
Hair growth can be induced from resting mouse hair follicles by topical application of JAK inhibitors, suggesting that JAK-STAT signaling is required for maintaining hair follicle stem cells (HFSCs) in a quiescent state.
E. Wang   +4 more
semanticscholar   +1 more source

The role of the microbiome in scalp hair follicle biology and disease

open access: yesExperimental Dermatology, 2019
The skin surface microbiome and its role in skin diseases have received increasing attention over the past years. Beyond, there is evidence for a continuous exchange with the cutaneous immune system in healthy skin, where hair follicles (HFs) provide ...
Katarzyna Polak-Witka   +3 more
semanticscholar   +1 more source

Hair Regeneration Methods Using Cells Derived from Human Hair Follicles and Challenges to Overcome

open access: yesCells
The hair follicle is a complex of mesenchymal and epithelial cells acquiring different properties and characteristics responsible for fulfilling its inductive and regenerative role.
Ons Ben Hamida   +4 more
doaj   +1 more source

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