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This study developed a straightforward HPTLC method for detecting nicotine and cotinine in human plasma and urine, concluding that liquid-liquid extraction with methanol: chloroform: ammonia achieved optimal separation and is applicable for forensic analysis of lethal nicotine intoxication.

This study concluded that human epidermal stem cells cultured in MEM-α and EpiLife media with growth factors show high proliferation potential and plasticity, suggesting potential use in skin regenerative medicine.

This review examines the science and technology behind temporary and permanent hair straightening, discussing the processes, potential advancements, and considerations for reducing adverse effects, but does not report new research findings.

In this study, researchers used a new method with platelet-rich plasma-loaded microcarriers to enhance dermal papilla cell activity and hair follicle regeneration, achieving significant hair and vessel growth in a mouse model compared to control groups.

This study found that using ectopic expression of CD24 is a promising approach for selecting genetically modified human epidermal stem cells for safe cutaneous gene therapy in cancer-prone conditions.

This review discusses the challenges of traditional phytochemical delivery methods and highlights the potential of microneedles to improve intra/transdermal delivery, reporting no new clinical results.

This study synthesized silver nanoparticles using an Artocarpus heterophyllus leaf extract and found that these nanoparticles, with a size of 100–110 nm, displayed effective antioxidant, antibacterial, and antifungal activities in vitro.

This study developed and validated a sensitive LC-MS/MS method for quantifying tamsulosin in human serum, achieving high analyte recovery and demonstrating applicability in clinical research for benign prostatic hyperplasia.

This review discusses the use of platelet-rich plasma in treating androgenetic alopecia and alopecia areata, observing overall positive clinical responses without identifiable complications, and reports no new clinical results.

This study suggests that UVA-responsive nanocapsules may provide an effective method for skin antisepsis by releasing ethanol and reducing microorganisms within hair follicles on ex vivo porcine ear skin.

The researchers reported that epitestosterone treatment reduced eicosanoid levels generated by cyclooxygenases and lipoxygenases in rabbit liver samples with carrageenan-induced inflammation.

In this study, researchers differentiated induced pluripotent stem cells into cells with dermal papilla-like properties, demonstrating their potential role in hair follicle bioengineering and drug testing for hair growth.

This study shows that environmental contamination affects mummy hair, suggesting that using it to assess ancient people's health or nutrition should be approached cautiously.

This article describes the efficient synthesis of (S)-N-(2-bromo-6-methoxypyridin-4-yl)-2-hydroxy-2,4-dimethylpentanamide, a novel topical antiandrogen, with high purity and enantiomeric excess but reports no pharmacological results.

This study found that arylsulfatase enzymes in hair follicles can convert the active form of minoxidil back to its inactive form, potentially affecting its effectiveness in treating androgenetic alopecia.

This study reviewed chitosan composites, specifically those with silver or zinc oxide nanoparticles, highlighting their enhanced antimicrobial efficacy and potential biomedical applications despite pure chitosan's limitations such as pH sensitivity and poor solubility.

This study found that formula 4 of the citronella and coconut oil combination promoted rabbit hair growth comparably to the positive control.

In this retrospective study of 1,415 male hair transplant patients, punch technology improvements for the FUE method were associated with an increased number of total grafts and multi-hair follicular units over time, making FUE a preferred choice for hair transplantation.

In this study, researchers developed a microfluidics-based method to generate hair follicle germs on a large scale for potential hair regeneration therapies, demonstrating efficient hair follicle regeneration following transplantation into mice.

This article reviews advances in hair restoration techniques, highlighting the rise of follicular unit excision (FUE) as the dominant method over strip harvesting but also noting concerns about untrained practitioners and resulting complications.

This study demonstrated that prevascularized human skin constructs containing engineered hair follicles can successfully induce human hair growth when grafted onto mice by promoting blood supply to the grafted skin.

This study reports that human epidermal neural crest stem cells from hair follicles can be quickly differentiated into highly pure human Schwann cells without genetic manipulation, suggesting their potential for therapeutic applications.

This study suggests that adjusting the ratios of keratin-associated proteins to keratin intermediate filaments can create keratin/chitosan hydrogels with more consistent gel properties for tissue engineering.

This review explores recent advancements in skin tissue engineering using 3D bioprinting, discussing current methods, bioink formulations, and outlining both achievements and limitations without presenting new clinical results.

This review highlights how natural compounds can enhance wound healing by influencing fibroblast behavior and discusses innovative biomimetic engineering and delivery methods. This source emphasizes combining traditional and modern approaches for effective and scar-free healing, while noting challenges in clinical translation.

This study found that the yeast androgen screen (YAS) could detect the activity of methyltestosterone in urine for a longer period than classical GC/MS, potentially identifying long-lasting metabolites.

This review discusses the potential efficacy and applications of platelet-rich plasma in dermatology, highlighting its use in various skin conditions but reporting no new clinical results; the authors call for standardization of preparation and treatment methods.

This study found that nickel oxide nanoparticles synthesized using Alternanthera sessilis extract may have potential as antimicrobial, antifungal, and dye-removal agents.

This study found that forming inclusion complexes of DPCP with HPβCD using the 3D ground mixture method enhances its anti-inflammatory activity at lower doses compared to complexes with β-CD.

This study found that adding keratin to a collagen hydrogel improved keratinocyte differentiation compared to a pure collagen hydrogel, particularly when calcium was also present in the media.