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This review explores the complexity of the hair cycle and discusses the roles of various growth factors, androgens, and cytokines in regulating hair growth, yet reports no new results.

This study found that methionine supplementation improved hair follicle density in heat-stressed Rex rabbits, likely through various signaling pathways, despite an increase in stress indicators.

Deoxyshikonin from Arnebiae Radix helps hair grow by activating a specific cell pathway.

This study found that c-Maf positive M2 macrophages may promote hypertrophic scar formation by enhancing the proliferation, migration, and extracellular matrix deposition of hypertrophic scar fibroblasts through increased TGF-β1 expression.

In a study using a rat model, researchers developed injectable hydrogels from antler reserve mesenchyme which enhanced regenerative healing of full-thickness cutaneous wounds by creating a fetal-like niche that increased stem cell presence and modulated gene expression related to wound healing.

In Angora rabbits, overexpression of miR-129-5p was found to induce apoptosis and inhibit proliferation of dermal papilla cells, highlighting its role in hair follicle development by targeting HOXC13.

This study developed a composite hydrogel that delivered multiple proteins, enhancing skin wound healing by accelerating closure and promoting hair follicle regeneration.

This review discusses the use of platelet-rich plasma in cosmetic surgery, highlighting its expanding applications and promising potential in aesthetic treatments, but reports no new empirical findings.

This study found that knocking down P-cadherin expression in cultured human hair follicles recreates the hair abnormalities seen in patients with hypotrichosis with juvenile macular dystrophy.

This paper describes the cellular and molecular processes involved in dermal tissue repair and reports no new experimental results.

In this study, androgens were found to stimulate keratinocyte growth in co-culture with beard dermal papilla cells but inhibit it in co-culture with balding frontal scalp DPCs, mediated by TGF-beta1.

In this study, certain cytokines and growth factors were found to significantly regulate hair growth in vitro, with EGF, TNFα, and IL-1β particularly inhibiting it.

This study concluded that the increase in NGF mRNA levels during mouse whisker pad development is influenced by soluble factors produced within the tissue, rather than linked to epidermal differentiation.

This review discusses the cyclical phases of hair follicle transformation and the various factors that regulate hair growth, reporting no new clinical results.

This study found that treatment with EGFR inhibitors or mitogen-activated kinase inhibitors may compromise the immune privilege of human scalp hair follicles, suggesting new directions for managing drug-induced folliculitis.

This study found that patients with alopecia areata had higher serum levels of miRNA-205 and TGF-β1, but lower levels of lncRNA HOTAIR, suggesting a potential target for therapy.

In a study on mice, cow placenta extract showed strong antioxidant activities and reduced collagen damage, suggesting it could help delay skin aging caused by D-galactose.

This paper discusses the complex interplay between Long Covid symptoms and various chronic fatigue-related conditions but reports no new clinical findings.

Botulinum toxin may help hair loss by increasing blood flow and reducing harmful factors.

In this study, researchers observed that RE-ORGA, a preparation from Korean herbs, may help alleviate androgenic alopecia by promoting human dermal papilla cell proliferation, reducing 5α-reductase enzyme levels, and displaying anti-inflammatory properties, suggesting potential regulation of androgen receptor sensitivity.

This study found that specialized nipple epidermis in mice is maintained by the repression of TGFβ signaling through estrogen, which highlights the role of hormonal regulation in epidermal maintenance.

This study observed that gene expression differences in Rex rabbits with varying wool densities suggest the involvement of specific genes and signaling pathways, including Shh and Eph, in hair follicle development.

This study found that Na2SiO3 accelerated hair regrowth in mice, indicating potential for treating alopecia, though it did not significantly alter enzyme activity compared to distilled water.

This review article proposes a possible skin-gut-fibrosis axis, suggesting that gut microbial metabolites may influence the development of keloids and hypertrophic scars by affecting immune responses and fibrotic signaling pathways, although direct evidence in skin fibrosis remains limited.

This study suggested that MRF may support skin regeneration and rejuvenation by promoting collagen synthesis and regulating factors involved in fibroblast activation and ECM remodeling, with preliminary findings indicating ADSCs might aid these processes.

This study investigated single-cell changes in photoaged skin, revealing distinct cell clusters and increased activity in PD-L1 and PD-1 pathways in sun-exposed areas, enhancing understanding of UVA-induced skin damage and potential prevention targets for photoaging and UV-induced skin cancers.

This study by Dr. Manka and colleagues reported that thyroid hormones play a significant role in regulating hepatic stellate cells, influencing liver fibrosis progression via TGFβ signaling. They found that TRα signaling might enhance scar-free tissue regeneration, offering potential pathways for targeted liver fibrosis treatments.

This review article highlights the potential of mesenchymal stem cells, their exosomes, and non-coding RNAs in repairing aging skin tissues due to their ability to secrete beneficial compounds, suggesting their promising role in photoaging treatment without causing immune rejection or granuloma formation.

This study identified 2574 differentially expressed genes in the hair follicles of Wan strain Angora rabbits, suggesting that these genes may influence wool fiber diameter and quality.

Ch55 may help reduce skin scarring and fibrosis.