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In this study, polydopamine emerged as a safe and effective alternative to traditional hair dyes like PPD for dyeing gray hair permanently, showing resistance to detergents and causing less toxicity and hair loss in mice.

This study suggests that MMP-9 plays a significant role in extracellular matrix remodeling during hair canal formation in mice, as indicated by delayed hair shaft emergence and hair canal development in MMP-9 knockout mice.

This study demonstrated that using lead-doped keratin film as a calibration standard allows for accurate tracking of lead distribution along hair strands, revealing different exposure patterns among workers in a battery manufacturing factory in Thailand.

This study found that individuals who perceive their hair health as poor tend to have higher levels of metals on their hair, emphasizing the impact of environmental metal exposure.

This study found that a multifunctional hydrogel dressing enriched with Cu-MOF and tannic acid significantly improved full-thickness wound healing in rats, reducing the wound area to only 1.6% and promoting re-epithelialization, neovascularization, and hair follicle formation.

This article reviews recent developments in microneedles combining metallic elements and herbal compounds for wound healing, highlighting their benefits such as enhanced therapeutic efficacy and reduced toxicity, and offering a reference for future advancements in this technology.

This study found that injectable gelatin/metal/tea polyphenol double nanonetworks significantly accelerated wound healing in diabetic wounds by enhancing cell migration and providing anti-inflammatory and antioxidant properties, without detectable cytotoxicity in tests.

This study developed a novel mineralization strategy using metal-polyphenol coordination for dynamic control of nano-scale processes, enhancing hydrogels that support wound healing with antibacterial and angiogenesis-promoting properties.

This study reported that metallic-glass-coated tattoo needles reduced trauma and improved tattoo quality in pig skin experiments compared to uncoated needles.

This study reported that a new coating made with delaminated Ti₃C₂ MXene nano-sheets and a tea-derived compound effectively protects hair keratin from damage by providing UV screening, thermal dissipation, and antioxidation, while also enhancing mechanical strength and restoring wettability.

This review discusses the potential of metal organic frameworks for drug delivery in wound treatment, highlighting their unique properties and recent research advancements, but reports no new clinical results.

This study found that Melamax®, originally developed as an eco-friendly hair dye, provides significant protection against ultraviolet-induced oxidative and inflammatory damage in keratinocytes by modulating gene expression and signaling pathways, highlighting its dual potential for cosmetic coloration and skin photoprotection.

This review discusses metal-organic frameworks for treating diabetic infected wounds and related applications, reporting no new clinical results but highlighting challenges like biosafety and production for future research.

This study examined the environment and quality of carrots grown in Vietnam, finding that organically grown carrots had lower levels of harmful heavy metals than traditional methods, suggesting organic farming can yield safer, higher-quality carrots.

This review explores the potential of metal nanoparticles as innovative treatments for alopecia, highlighting their effectiveness in promoting hair regrowth, enhancing drug delivery, and modulating gene expression while also assessing the related experimental methodologies and regulatory considerations.

This study analyzed soil, water, and carrot samples in Vietnam, and found that organic farming can reduce heavy metal levels in carrots compared to conventional methods, potentially improving their nutritional safety.

In this study, researchers developed a long-lasting antibacterial coating for medical implants by anchoring silver nanoparticles onto polyamide surfaces, demonstrating potential to improve implant safety and effectiveness by reducing infection and inflammation.

This study observed increased metallothionein expression in regenerating liver and hyperplastic mouse skin, suggesting a potential role in cellular proliferation and differentiation.

This study found that transthyretin and megalin expression in human scalp hair follicles varies significantly with the hair growth cycle, peaking during anagen and diminishing in catagen and telogen phases.

This case report describes proguanil-related hematologic toxicity in a patient on peritoneal dialysis, suggesting that this malaria prophylaxis should be avoided in chronic kidney disease due to proguanil accumulation.

This study found that protein hydrolysates from mealworms, especially those derived using flavourzyme, significantly enhance adipogenic differentiation in 3T3-L1 preadipocytes, suggesting their potential as sustainable ingredients for glycemic control, skin health, and tissue regeneration products.

This study suggests that Tenebrio molitor larvae extract may promote hair growth and prevent hair loss by enhancing cell proliferation and protecting against cytotoxicity in laboratory settings.

This study identified a strong association between heavy metal contamination in drinking water and chronic diseases like renal failure and liver cirrhosis in Great Cairo Cities, Egypt.

This study identified altered expression of MMP-19 in the skin's epidermal layers during diseases like psoriasis and eczema, implying a role in disease processes.

In this review, the authors summarized the potential therapeutic effects of metal ions in treating cardiovascular diseases, highlighting their roles in protecting cells, inducing angiogenesis, and adjusting ion channel functions, as well as discussing delivery strategies involving biomaterials.

In this study, the researchers observed that MMP-2 and MMP-9 significantly fluctuated with the hair growth cycle in mice, suggesting their important role in hair development.

In this study, gamma/delta T cells were observed in skin after allergic or irritant reactions to heavy metal salts, suggesting a role in skin defense against these metals.

In this study, Bushman women in various life stages had higher levels of iron and zinc in their hair compared to Bantu and American mothers, with iron deficiency anemia being rare among them.

Scalp dermal papilla and fibrous sheath cells have different MMP expression than scalp dermal fibroblasts.

In this study, women with the GG polymorphism of the MMP1 gene promoter were found to have a higher likelihood of being diagnosed with polycystic ovary syndrome.