This paper examines factors affecting the stretching setting treatment of human hair and wool, concluding that the intended outcomes can be achieved using their customized testing equipment and technology.
This study found that perming, combing, and stretching human hair lead to damage, as evidenced by a reduction in keratins with molecular weights between 67,000 to 43,000 daltons.
June 1997 in “The American Journal of Cosmetic Surgery” This article discusses the use of scalp stretching techniques to enhance donor hair supply for hair restoration, but it reports no new clinical findings.
February 1988 in “Journal of the American Academy of Dermatology” March 2022 in “Hair transplant forum international” This study found that nutritional therapy improved hair density and caliber in patients with stress-induced hair loss, with notable biomarker normalization after 6 months without minoxidil or finasteride.
March 2022 in “Al-Azhar International Medical Journal (Print)” In this study, among individuals with androgenic alopecia, stromal vascular fraction injections led to greater clinical improvement and hair density increases compared to nanofat injections, with 26.7% of participants showing great improvement versus 6.7% in the nanofat group after six months.
January 2021 in “Elsevier eBooks” This review discusses the potential of human induced pluripotent stem cells for regenerating hair follicles and developing cell-based therapies for hair loss, but it reports no new clinical results.
March 2020 in “QJM: An International Journal of Medicine” In this study, significant improvements in Androgenetic Alopecia were observed with both PRP and SVF therapies, with SVF showing greater effectiveness in increasing terminal and vellus hair counts.
686 citations
,
February 2002 in “Current Opinion in Cell Biology” Keratin filaments are crucial for cell structure and protection, with ongoing discoveries about their genes and functions.
320 citations
,
December 2018 in “Frontiers in Immunology” This review explores how preconditioning mesenchymal stromal cells can impact their secretome's therapeutic potential in regenerative medicine, emphasizing immunomodulatory and regenerative functions, but provides no new clinical results.
319 citations
,
March 2023 in “Science Advances” This study demonstrated that a wearable bioelectronic patch with combined therapy significantly accelerated chronic wound healing in a rodent model by monitoring and treating wounds noninvasively.
280 citations
,
July 2018 in “Antioxidants” This review discusses the role of reactive oxygen species in wound healing, highlighting potential strategies like mitochondrial-targeted antioxidants for managing non-healing chronic wounds, and reports no new clinical results.
271 citations
,
March 1999 in “Developmental biology” This study reveals that overexpression of Wnt3 in transgenic mouse skin leads to a short-hair phenotype and cyclical balding due to structural defects in hair shafts, highlighting a role for WNT signaling in hair growth regulation.
269 citations
,
October 2017 in “International Journal of Molecular Sciences” This review examines the challenges of cell engraftment in regenerative medicine and discusses potential strategies to improve the efficacy of cell-based therapies, including cell-free regenerative approaches.
217 citations
,
February 2009 in “The FASEB Journal” This study found that hydrogen peroxide accumulation and reduced methionine sulfoxide repair play a significant role in the oxidative damage linked to senile hair graying.
215 citations
,
March 2018 in “Archives of Toxicology” This study found that PM2.5 exposure induced oxidative stress in human keratinocytes and mouse skin, causing cellular damage, which was mitigated by the antioxidant N-acetyl cysteine.
210 citations
,
May 2006 in “The FASEB journal” This study found that oxidative stress in hair follicle melanocytes contributes to premature aging and apoptosis, providing insights into graying as a model for studying aging and testing antiaging therapies.
163 citations
,
April 2019 in “Nature Communications” This study found that mechanical skin stretching can stimulate hair stem cell proliferation and hair regeneration by activating a complex pathway involving WNT, BMP-2, and M2 macrophages.
162 citations
,
August 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” This study introduces a novel non-invasive method called "differential stripping" to quantify the penetration of topically applied substances into hair follicles.
161 citations
,
June 1993 in “Journal of Biological Chemistry” This study suggests that human trichohyalin may function as a flexible rod linking keratin intermediate filaments and as a scaffold protein in hair follicle and epidermis cell envelopes.
126 citations
,
January 2009 in “International Journal of Trichology” This review discusses the potential role of oxidative stress in hair graying and age-related alopecia, emphasizing the need for new strategies to counteract these effects, but reports no new results.
120 citations
,
September 2022 in “Materials Today Bio” This review summarizes numerous studies on adhesive hydrogels with natural antibacterial agents for wound dressings, highlighting their potential as effective treatments with strong antibacterial properties, biocompatibility, and mechanical performance, while minimizing reliance on antibiotics.
118 citations
,
April 2020 in “Stem Cell Research & Therapy” This study found that adipose-derived mesenchymal stromal cell secretome, particularly when preconditioned with IFNγ, significantly influences cell motility and anti-inflammatory responses, enhancing its potential as a regenerative therapy.
107 citations
,
October 2014 in “PeerJ” This study found that while molecular hair structures were nearly identical across individuals, genetic factors seem to influence specific lipid compositions, as seen in identical-patterned hair from parent-child pairs and identical twins, but not fraternal twins.
106 citations
,
February 2014 in “eLife” This study concluded that terminal Schwann cells are essential for the maintenance and regeneration of mechanosensory lanceolate complexes at hair follicles in adult mice.
99 citations
,
February 2023 in “Cellular and Molecular Immunology”
93 citations
,
February 2015 in “Journal of Investigative Dermatology” This study suggests that oxidative stress may contribute to androgenetic alopecia by inducing premature senescence and secretion of hair growth inhibitors in dermal papilla cells from balding scalp.
91 citations
,
December 2000 in “The journal of cell biology/The Journal of cell biology” This study reports that expressed mouse type Ia and type IIa trichocyte keratins were successfully assembled into intermediate filaments in vitro, while also suggesting that disulfide bond cross linking enhances their stability.
91 citations
,
March 1994 in “Journal of Investigative Dermatology” 88 citations
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August 2014 in “PLOS genetics” This study found that mice lacking syndecan-1 experienced cold stress and metabolic issues due to reduced intradermal fat, which was restored by thermoneutral housing or rosiglitazone treatment.