March 2026 in “Journal of Skin and Stem Cell” In this study, lower serum adiponectin levels and altered lipid profiles were observed in patients with periorbital melanosis, suggesting an association with metabolic syndrome.
May 2005 in “Molecular Carcinogenesis” This study found that mrp/plf-mRNA expression in murine skin increases in response to different tumor promoters, suggesting its potential as a short-term biomarker for chemical carcinogenesis.
5 citations
,
February 2023 in “Frontiers in Veterinary Science” This study found that ovine dermal papilla cells exhibit robust aggregation and alkaline phosphatase activity, regulated by Wnt/β-catenin signaling, providing insights for improving wool performance and hair regeneration therapies.
1 citations
,
October 2005 in “Experimental and Clinical Endocrinology & Diabetes” This study found that in pregnant rats, the suppression of ACTH responses to IL-1β is linked to the action of endogenous opioids and AP, with AP potentially inducing opioid inhibition through increased pENK-A expression.
3 citations
,
July 2021 in “Life science alliance” This study observed that disrupting the Pnkp gene in adult mice resulted in a premature aging-like phenotype, suggesting PNKP's vital role in maintaining normal growth and survival of certain progenitor cell populations.
1 citations
,
October 2023 in “Egyptian Journal of Immunology” This study found that women with PCOS had significantly higher levels of the pro-inflammatory chemokine MIP-1α compared to controls, suggesting an association with low-grade chronic inflammation, though the increase in MIP-1β levels did not reach statistical significance.
14 citations
,
May 2016 in “International Journal of Molecular Sciences” This study showed that knocking out the Ppp2ca gene in the epidermis of mice led to significant hair loss and disrupted hair follicle morphogenesis and regeneration.
In this study, researchers identified that the oncomodulin protein lineage, specifically the gene pvalb8, plays a crucial role in the development and function of auditory hair cells in zebrafish by promoting cell proliferation through the Wnt signaling pathway.
September 2024 in “Genes” This study found that overexpressing CRABP1 in dermal papilla cells promotes their proliferation and influences key genes in the Wnt/β-catenin signaling pathway, which may offer insights into mechanisms controlling hair follicle development.
April 2017 in “Journal of Investigative Dermatology” This study found that PRC1 plays crucial roles in skin epithelial stem cell regulation, with catalytic and non-catalytic functions impacting epidermal integrity, hair development, and Merkel cell dynamics in murine models.
May 2025 in “Experimental Dermatology” This study found that specific TRPM5 modulators are unlikely to directly affect sebaceous glands, but safe TPPO analogues may provide moderate lipogenic and anti-inflammatory effects beneficial for dry skin conditions.
1 citations
,
June 2023 in “Animals” In this study, researchers found that overexpression of CRABP2 enhanced the proliferation of dermal papilla cells in Hu sheep through activation of the Wnt/β-catenin pathway, even when the pathway was inhibited.
January 2025 in “Cellular and Molecular Biology” This study found that in Liaoning cashmere goats, overexpression of the PIP5K1A gene enhances skin fibroblast proliferation, while interference with this gene reverses melatonin-induced proliferation, and PIP5K1A regulates certain miRNA expressions, suggesting a role in improving cashmere yield and quality.
19 citations
,
January 2015 in “Development” This study found that misexpression of Hoxc8 in mice led to ectopic mammary development and suggests Hox genes may play crucial roles in the regional specification and initiation of cutaneous accessory organs.
5 citations
,
April 2024 in “Journal of Ovarian Research” This study found that in mice with premature ovarian insufficiency, miR-21 enhances ovarian function recovery following umbilical cord-derived mesenchymal stem cell transplantation by influencing specific cellular signaling and immune pathways.
This study found that dominant mutations in the mouse agouti gene lead to maturity-onset obesity, with weight increases starting around 4 weeks and peaking between 8 and 17 months.
146 citations
,
June 2012 in “PLoS ONE” This study observed that quiescent label-retaining cells in the intestine, identified by Paneth cell markers, can switch to a proliferative state and activate Bmi1 expression during tissue injury, contributing to tissue regeneration.
43 citations
,
May 1999 in “Journal of Biological Chemistry” This study found that full-length Agouti protein modulates melanocortin receptor signaling through a dual mechanism involving competitive antagonism and receptor down-regulation, whereas the carboxyl-terminal fragment acts solely as a competitive antagonist.
112 citations
,
February 2001 in “Journal of Investigative Dermatology” This study found that substance P and calcitonin-gene-related peptide have different roles in regulating hair growth in mice, with substance P promoting anagen progression and calcitonin-gene-related peptide inhibiting it.
1 citations
,
June 2000 in “PubMed” This study observed that osteopontin mRNA levels in rat hair follicles vary throughout the hair cycle, peaking during the catagen phase and disappearing in the telogen and anagen phases.
1 citations
,
July 2024 in “Journal of Investigative Dermatology” Immune cells boost stem cell activity in hairy moles, causing more hair growth.
9 citations
,
December 2023 in “Journal of Neuroimmune Pharmacology” This study found that systemic administration of NDP-MSH, a melanocortin receptor agonist, provided neuroprotective effects on dopaminergic nigrostriatal neurons in a mouse model of Parkinson's disease, reducing neuroinflammation and suggesting a role for regulatory T cells in these neuroprotective effects.
December 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” In a mouse model study, researchers observed that the absence of MCPIP1 in myeloid cells decreased susceptibility to chemically induced skin papillomas but caused significant hair loss and skin pigmentation changes, suggesting a role for MCPIP1 in skin carcinogenesis and follicle integrity.
10 citations
,
August 2013 in “Experimental Dermatology” This study found that Hairless (HR) and putrescine form a negative regulatory network that impacts epidermal homeostasis and hair follicle cycling, linked to the MYC superfamily's regulation of ODC expression.
10 citations
,
November 2009 in “Pigment cell & melanoma research” This study by Pérez-Oliva et al. explored how Mahogunin Ring Finger-1 (MGRN1) affects melanocortin-1 receptor (MC1R) signaling, suggesting that MGRN1 competitively inhibits Gαs binding to MC1R, influencing pigment production.
37 citations
,
January 2006 in “Carcinogenesis” In this study, crossing mice overexpressing antizyme with MEK mutants significantly delayed tumor development and reduced tumor frequency, likely by slowing cell growth in skin tumors.
56 citations
,
February 2012 in “Developmental biology” This study found that the absence of Sostdc1 in mice alters mammary gland and hair follicle development, particularly by increasing vibrissae numbers and causing unusual nipple-like structures.
7 citations
,
March 2018 in “Asian-Australasian journal of animal sciences” This study observed that the OCIAD2 and DCN genes in Liaoning cashmere goats have opposite effects on hair growth by interacting with the TGF-β signaling pathway, influencing follicle morphogenesis and periodic changes.
7 citations
,
August 2017 in “European journal of endocrinology” This study suggests that mutations in exon 10 of the POC1A gene may be linked to a distinct clinical condition characterized by extreme insulin resistance and short stature, differing from SOFT syndrome.
14 citations
,
February 2022 in “The Journal of clinical investigation/The journal of clinical investigation” This study found that the development of Merkel cell carcinoma from hair follicles in mice can be driven by in vivo reprogramming with ATOH1 and relies on p53 loss for progression.