January 2010 in “Acta Universitatis Medicinalis Nanjing” This study found that progesterone increased the survival of newborn neurons and enhanced spatial learning and memory in adult male mice, independent of neuron production changes.
April 2025 in “Journal of Skin and Stem Cell” This review discusses the potential of polydeoxyribonucleotide (PDRN) for various dermatological treatments and highlights its significant effects on wound healing, anti-aging, acne scars, and hair loss, but emphasizes the need for further clinical studies.
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.
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.
April 2016 in “Journal of Investigative Dermatology” This study found that Pdgfα signaling is crucial for maintaining dermal adipose tissue in mice by initiating dermal adipocyte stem cell proliferation, with implications for age-related skin defects.
10 citations
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May 2016 in “Journal of Dermatological Science” This study found that PDGF-BB affects human melanocytes differently depending on their differentiation stage, stimulating melanoblast proliferation but inhibiting melanocyte proliferation while promoting their differentiation.
April 2017 in “Journal of Investigative Dermatology” In this study, deep phenotyping of 68 patients with XPD gene defects successfully separated individuals by clinical diagnosis and survival status, potentially improving diagnosis and prognosis for xeroderma pigmentosum and trichothiodystrophy.
July 2025 in “Journal of Investigative Dermatology” Upadacitinib effectively treats pyoderma gangrenosum.
10 citations
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February 2021 in “Pharmaceutics” In this study, the novel fatty acid-conjugated tetrapeptide Palmitoyl-GDPH enhanced wound healing in rats by improving re-epithelialization and collagen deposition with minimal toxicity observed at the used dosage.
21 citations
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December 2015 in “Development Growth & Differentiation” This study introduces genital sex differentiation parameters (GSDP) to analyze sexual differences in external genitalia and perineum development in mice, revealing varied sensitivity to androgen inhibition in genital structures.
This review discusses recent advances in polydopamine-based biomaterials and their growing potential in personalized medicine, but reports no new experimental results; the authors highlight both opportunities and challenges for future applications.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that cPPARγ and dnPPARγ isoforms are differentially expressed in healthy human skin, suggesting that PPARγ modulators may have compartment-specific effects depending on isoform presence.
In this study, Paljeong-san pharmacopuncture reduced dihydrotestosterone levels and inhibited prostate tissue proliferation in a rat model of benign prostatic hyperplasia.
3 citations
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March 2021 in “Journal of Pediatric and Adolescent Gynecology” This study observed a higher prevalence of PCOS among adolescent girls with pilonidal disease and suggested that treating PCOS may reduce the need for PD intervention.
January 2019 in “DSpace@MIT (Massachusetts Institute of Technology)” This study found that increased PHGDH expression in mice led to earlier melanin and melanocyte presence in hair follicles but did not induce cancer.
March 2005 in “Journal of The American Academy of Dermatology” Diphencyprone treatment protocols could be simplified as no harm occurred despite not fully following them.
19 citations
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January 2019 in “Animals” This study suggests that PDGFA and BMP2 play a role in the hair follicle cycle in cashmere goats, with PDGFA particularly involved in activating the growth phase.
January 2020 in “Proyecto de investigación:” This study found a significant association between AGDAC measurements and the presence of PCOS, suggesting it could be an effective clinical tool in diagnosing the condition and its phenotypes, especially when combined with AMH.
15 citations
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October 2018 in “Reproductive Biomedicine Online” This study suggests that the anogenital distance measure AGDAC may moderately discriminate the presence of polycystic ovarian syndrome and could be a useful clinical tool.
April 2016 in “Journal of Investigative Dermatology” This study found that the peptide derivative beta-Ala-Pro-Dab-NHbenzyl may reduce wrinkles and sebum production in human skin by inhibiting dipeptidyl peptidase 4, suggesting potential for acne and skin inflammation treatment.
56 citations
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December 2011 in “The Plant Journal” AGD1 is important for root hair development in Arabidopsis, working with phosphoinositide signaling and the actin cytoskeleton.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that local PGE2 injection may prevent radiotherapy-induced hair loss by protecting hair follicle cells and promoting hair follicle self-repair.
51 citations
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May 2004 in “American journal of ophthalmology” This study reports that poliosis can be an adverse effect of topical prostaglandin F2α analog therapy in patients treated for primary open angle glaucoma.
April 2023 in “Journal of Investigative Dermatology” In this study, the KPAI and KP-IGA scoring systems for assessing keratosis pilaris showed excellent interrater and intrarater reliability, offering standardized measures for clinical and research use.
June 2025 in “Aesthetic Cosmetology and Medicine” This article reviews the potential uses of PDRN in regenerative and aesthetic medicine, noting promising results in various treatments but highlighting the need for further long-term studies to confirm their safety and effectiveness.
3 citations
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September 2017 in “Stem cell investigation” This review discusses the various roles of skin-resident dermal white adipose tissue in hair growth inhibition, antibacterial responses, and wound healing, reporting no new empirical findings.
13 citations
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July 2019 in “PLoS ONE” This study found that deleting podoplanin in mouse keratinocytes promoted hair follicle growth during regeneration, suggesting it may regulate hair cycling pathways that could aid in treating hair loss conditions.
This article explores the potential applications of polyglutamic acid in cosmetics, discussing its benefits for skincare and haircare, but reports no new experimental results.
34 citations
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February 2016 in “Fertility and Sterility” This study suggests that higher PDCD4 expression may play a significant role in polycystic ovary syndrome pathogenesis through its association with obesity, insulin resistance, lipid metabolism disorders, and increased granulosa cell apoptosis.
2 citations
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September 2023 in “PubMed” The studies reviewed found favorable treatment outcomes for hypopigmented scars using PGF2α agonists with no adverse events reported. However, the authors highlight the need for larger randomized controlled trials to better understand their effectiveness and long-term safety.