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In this study, miR-221 was identified as a key factor in androgenetic alopecia pathogenesis due to its role in suppressing hair growth by interacting with androgen receptors and affecting related pathways.

This study found that in androgenetic alopecia, the androgen receptor directly increases miR-221 transcription, which suppresses hair growth by targeting IGF-1 and inactivating specific signaling pathways.

In this study, adenosine was found to stimulate hair follicle growth in vitro by promoting growth factor expression, β-catenin activation, and downstream signaling pathways.

This study found that Keratin 26 is expressed differently in hair follicle phases, particularly during catagen and telogen, influencing cashmere growth and interacting antagonistically with the BMP signaling pathway.

In this study, l-Ascorbic acid 2-phosphate was found to stimulate hair follicle growth in vitro by promoting IGF-1 expression via the PI3K pathway.

This article reviews the molecular interactions involved in hair follicle cycling and highlights the role of dermal papilla cells, but it presents no new research findings.

This study suggests that type IV collagenases, MMP-2 and MMP-9, play important roles in the hair cycle by regulating the expression of VEGF, IGF-1, and TGF-β in mice.

This study found that the type IV collagenases, MMP-2 and MMP-9, play significant roles in the hair cycle, potentially through their influence on VEGF, IGF-1, and TGF-β expression.

This study found that treating SM-MSCs with 150 μg/mL IGF-1 led to the highest increases in growth factor proteins BMP-2, FGF-18, and TGF-β1 in their conditioned media.

This review discusses the latest findings presented at the 4th Intercontinental Meeting of Hair Research Societies, covering advances in hair follicle biology, genetic bases for hair disorders, and potential new therapeutic approaches, but it reports no original study results.

This study found that stimulating olfactory receptor OR2AT4 in human hair follicles with Sandalore® may slow catagen development and reduce keratinocyte apoptosis, suggesting potential implications for hair growth management.

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.

The document focused on hair disorders, especially alopecia, and discussed treatments and impacts on quality of life.

This study found that dermal papilla cells from balding scalp follicles secrete significantly less insulin-like growth factor-1 and its binding proteins, suggesting a mechanism contributing to male pattern baldness.

This review discusses the diagnostic challenges of androgen and estrogen-secreting adrenal tumors and highlights that the presence of metastases is the most reliable indicator of malignancy; it reports no new clinical findings.

In this study, researchers explored hair follicle development in Qianhua Mutton Merino sheep, identifying key genes like KRT27 and IGF-2 that impact this process, with findings suggesting significant molecular changes as sheep mature from newborn to one year old.

This study reported that exposure to 1,763 MHz radiofrequency radiation stimulated hair growth in vitro by inducing insulin-like growth factor-1 expression in cultured human dermal papilla cells.

This study suggests that IGFBP-2 may play a role in basal cell carcinoma development by mediating epidermal progenitor cell expansion in hair follicles with activated Shh signaling.

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.

This study highlights the evolving understanding of acne's pathophysiology and suggests that targeting pro-inflammatory cytokines such as IL-1β, IL-17, IL-23, and TNFα with biological antibodies may offer new treatment strategies for severe acne and its scars.

This study found that p53 plays a crucial role in regulating apoptosis during hair follicle regression (catagen) in mice, and its absence leads to delayed progression and altered expression of apoptosis-related markers.

This article reviews the clinical and histological features of acanthosis nigricans and its associations with insulin resistance and other conditions, but highlights the need for more research on its classification, severity assessment, and treatment options.

In this study, short-term finasteride treatment reduced apoptotic factors caspase-7 and IGFBP-3 in prostate cancer cells but did not significantly affect androgen receptor expression compared to placebo.

This research indicates that KCED-1 and KCED-2 effectively induce adiponectin production in human subcutaneous fat, which may promote hair growth on the scalp.

This study found that essential oils boost hair growth activity in dermal papilla cells by scavenging reactive oxygen species and upregulating growth factor biomarkers.

This study found that LEDs at specific wavelengths may improve antifungal performance and promote hair growth by activating scalp cells without inducing inflammation compared to a non-irradiated group.

In this study using lab models, YangHyulEum Gami-Bang (YHEG) was associated with promoting hair growth and inhibiting factors that contribute to hair loss.

This research found that kaempferol, a flavonoid from hair growth-promoting plants, significantly enhanced human dermal papilla cell proliferation and inhibited specific signaling pathways, outperforming minoxidil, with topical application in mice promoting hair growth and thickness, indicating potential as a natural hair loss treatment.

In this study, compound glycyrrhizin promoted hair regrowth in a testosterone-induced alopecia mouse model and increased human hair dermal papilla cell proliferation, likely through activating the Wnt/β-catenin pathway.

This study found that citron seed oil promotes hair regrowth in a C57BL/6 mouse model by enhancing the transition to the growth phase, increasing hair follicle features and skin thickness, and inducing specific protein expressions that support hair regeneration.