January 1992 in “Filosofia oggi” This article discusses the affordability and safety of platelet-rich plasma gel production but presents no new research findings.
103 citations
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April 2005 in “Experimental dermatology” This study found that PGF2alpha analogues and PGE2 stimulated hair follicle activity in mice, with PGF2alpha analogues also linked to potential side effects like poliosis when used as eye treatments.
October 2022 in “The Korean Journal of Physiology and Pharmacology” This review discusses the roles of prostaglandins in hair loss and highlights their potential as targets for new alopecia treatments, but reports no new clinical findings.
6 citations
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October 2014 in “Experimental Dermatology” This study suggests that AKR1C3 expression may influence PGD2-related pathways in skin squamous cell carcinoma and potentially be involved in androgenetic alopecia, although further investigation is needed to clarify its role.
2 citations
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April 2022 in “Der Hautarzt” This review discusses the current literature on platelet rich plasma injections for androgenetic alopecia, noting that while some studies report positive outcomes, they often suffer from methodological weaknesses and inconsistent results.
July 2022 in “Journal of Investigative Dermatology” The combination of a plant extract and a peptide can increase hair pigmentation and may reverse greying.
6 citations
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September 2018 in “International Journal of Molecular Sciences” This study found that intramuscular injections of a PRP-derivative in healthy beagle dogs did not result in statistically significant changes in lumbar muscle tissue or IGF-1 blood concentration, suggesting the treatment may be safe at therapeutic doses.
19 citations
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January 2017 in “International Journal of Trichology” This study found that a standardized PRP application protocol was effective as a coadjuvant therapy in most patients with androgenetic alopecia who did not respond to minoxidil or finasteride, based on improvements in Ebling's scale.
1 citations
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April 2018 in “Journal of Investigative Dermatology” In this study, researchers found that the variability in growth factor expression, particularly TGFβ1, in PRP samples could influence patient responses to hair loss treatment with PRP therapy.
January 2024 in “Journal of Health Study and Medicine” This review discusses the types, preparation, and current applications of platelet-rich plasma in medicine, particularly focusing on its use in gynecology and obstetrics, but presents no new clinical results.
70 citations
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February 2017 in “Dermatologic Surgery” This study reports that plasma rich in growth factors appeared to improve hair follicle regeneration and patient satisfaction in individuals with androgenetic alopecia, though further trials are needed.
January 2021 in “대한피부과학회지” In this randomized controlled trial, the topical application of a PGA solution significantly increased hair density in patients with androgenetic alopecia compared to placebo, with no adverse reactions reported over 24 weeks, suggesting its potential as a safe and effective treatment option.
The researchers found that melatonin implantation in Cashmere goats influenced PDGFA gene expression and hair growth cycles, indicating it may control hair phase transformation from growth to catagen and telogen.
21 citations
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February 2023 in “Bioengineering” This review outlines current European legislation and manufacturing standards for platelet-rich plasma (PRP) products and provides guidance for clinicians implementing autologous PRP treatments, without reporting new clinical results.
9 citations
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October 2017 in “Frontiers in plant science” This study found that the peach gene CTG134 mediates auxin-ethylene crosstalk, affecting root hair growth and hormone-regulated processes in plants.
2 citations
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June 2024 in “Frontiers in Plant Science” This study found that RALF peptides, through liquid-liquid phase separation, form condensates with pectin and other proteins, playing a pivotal role in plant development and stress response regulation.
April 2026 in “Journal of Dermatological Treatment” This study concluded that in female pattern hair loss patients, CGF and i-PRF treatments were more effective than PRP in increasing target area hair count, with i-PRF having the lowest adverse event rate.
April 2024 in “Nepal journal of dermatology, venereology & leprology” This article discusses the challenges in understanding and treating premature graying of hair and calls for more extensive research, reporting no new findings.
49 citations
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January 2010 in “Plant and Cell Physiology” This study found that a phosphorus starvation-insensitive mutant of Arabidopsis thaliana shows altered root growth and auxin responses under low phosphate conditions compared to wild-type plants, suggesting a role for LPR1 in regulating these traits.
85 citations
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May 2009 in “Hippocampus” This study found that progesterone enhances the survival of newborn neurons in the hippocampus of adult male mice, which is associated with improved spatial learning and memory.
2 citations
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February 2012 in “PubMed” This study found that Gp₄G increased hair length, papilla cell numbers, and versican deposition in treated animals, potentially through alterations in hair follicle phases and nucleotide concentrations.
9 citations
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August 2014 in “European journal of ophthalmology” This study found that PGF 2α receptors were predominantly present in the inner root sheath of the bulb and stem of human eyelashes during the anagen phase.
1 citations
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December 2012 in “I P Pavlov Russian Medical Biological Herald” In this study, finasteride was found to induce tissue-specific P-glycoprotein activity in the liver and kidney of rabbits after a 14-day treatment period.
35 citations
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April 2012 in “Journal of Clinical Psychopharmacology” Finasteride reduces gambling symptoms in Parkinson's patients.
April 2019 in “Radiotherapy and oncology” HPV infection is linked to better survival in advanced anal cancer, higher radiation doses improve survival, especially in HPV-negative patients, and prostaglandin E₂ pretreatment can protect mouse hair follicles from radiation damage.
48 citations
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January 2011 in “Hormone Research in Paediatrics” This review discusses the molecular basis and clinical implications of primary generalized glucocorticoid resistance and hypersensitivity, attributing them to mutations in the human glucocorticoid receptor gene, and reports no new clinical findings.
25 citations
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July 2006 in “Journal of Neurochemistry” This study found that chronic exposure to and withdrawal of progesterone influenced the expression and function of GABA A receptors in rat hippocampal neurons through its metabolite 3α,5α‐THPROG.
5 citations
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June 2010 in “Universitas Psychologica” This study found that progesterone implantation in castrated male rats mitigated stress-induced increases in corticosterone levels and protected against spatial memory impairment and increased exploratory behavior.
5 citations
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March 2022 in “Frontiers in Medicine” This review analyzed 17 recent clinical trials on platelet-rich plasma for androgenetic alopecia but reports no new clinical results; the authors seek a consensus on optimal PRP use.
January 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This review discusses the evidence for platelet-rich plasma as a promising treatment for androgenetic alopecia, highlighting its potential benefits and favorable safety profile but noting the need for standardized protocols and larger trials.