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This book summarizes the synthesis of heterocycles using various methods, including green approaches, and discusses their applications, with no new research results presented.

This review discusses the properties and bioextraction methods of chitin and chitosans, emphasizing their potential use in eco-friendly cosmetic manufacturing and reports no new experimental findings.

This study found that the sebum partition coefficient (K(sebum)) for some drugs differs from the stratum corneum partition coefficient (K(sc)), indicating its importance for targeted drug delivery into hair and sebaceous follicles.

This study reviewed the efficacy of mechanical fractionation techniques to produce tissue stromal vascular fraction (tSVF) and found that tSVF injections are particularly effective for conditions like osteoarthritis and wound healing, with centrifugation before fractionation improving isolation efficiency regardless of preparation method.

This study presents a bioprinter-based method for creating scalable, automated hair-inductive tissue grafts that showed improved hair shaft sprouting in mice by using suture guides to control orientation.

This review highlights the need for improved methods in cosmetic safety assessment, emphasizing the potential of engineered skin tissue for more effective detection and toxicological evaluation of cosmetic products, compared to traditional methods.

The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.

In this study, noncultured autologous skin cells prepared using a tissue homogenizer significantly improved burn wound healing in rats compared to a control treatment.

In this study, collagen I decellularized scaffolds enhanced the growth and melanotic properties of hair follicle melanocytes, suggesting their potential as effective carriers for transplantation in vitiligo treatment.

This study established that a human epidermal model can be utilized to assess 5alpha-reductase activity and evaluate enzyme modulators, such as finasteride, for dermatological applications.

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 document concludes that the trichogram is a useful tool for diagnosing hair loss and suggests semi-organ cultures for practical trichological research.

In this study, the novel thiol-Michael click perming molecule, MA2-CySS, achieved repeatable perming with reduced oxidative damage, preserving hair keratin's structure while maintaining efficiency comparable to traditional oxidative methods.

This study used a new multimolecular spectral method to uncover structural differences in hair keratin from individuals with androgenetic alopecia compared to healthy individuals, identifying potential biomarkers and providing insights for developing new treatments.

This cross-meta-analysis examined policosanol biorefining methods in 18 Ibero-American countries, reporting that Cuba, Spain, Brazil, Chile, Mexico, and Portugal show significant advances, but highlighted the need for better coordination between academia and industry for improved yield efficiency.

This study observed that using an environmentally friendly bovine milk permeate effectively and cleanly removes wool from sheepskins without harming the skin, and results in smoother leather compared to traditional chemical methods.

This study aims to develop an automatic machine learning-based method using the VGG-19 model to accurately classify various hair and scalp diseases.

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.

This study developed a new crystallization method using solid solution formation to purify finasteride by effectively removing contamination with dihydrofinasteride.

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 both genome-wide screening methods identified the VTRNA2-1 epiallele as highly responsive to environmental influences, suggesting a link between early embryonic environment, epigenetic changes, and human disease.

This study developed and validated a highly sensitive method using ultrahigh-performance liquid chromatography with tandem mass spectrometry for accurately analyzing nine neuroactive steroids in human serum, which could enhance understanding of disease pathophysiology and support new biomarker and therapeutic discovery.

This study assessed breeding value estimation methods for Korean Sapsaree dogs, finding varied accuracy across BLUP approaches and identifying significant genomic regions affecting traits like body height and hair length. The researchers suggest these findings can enhance breeding strategies for this culturally significant breed.

The authors concluded that establishing and standardizing methods for data collection are crucial to improving PCOS diagnosis and research due to challenges observed in data harmonization across diverse international cohorts.

This study used a novel extraction method to detect and measure mineralocorticoids and glucocorticoids in hair follicles, concluding these steroids may serve as effective biomarkers for diagnosing conditions related to steroid excess or deficiency, such as Cushing’s syndrome and congenital adrenal hyperplasia.

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 found that crosslinking buffalo gelatin with different methods can modify its properties and potential as a skin substitute, though double-crosslinking may increase immunogenicity slightly.

This study reported that combining microdialysis and selective follicular closure with varnish significantly reduces caffeine penetration through hair follicles in an ex vivo porcine ear skin model.

This review discusses the limitations of current hair classification systems and highlights the need for standardized reporting of key hair characteristics to improve study comparisons; it reports no new results.

This study fabricated a polyamide fiber containing amber particles and characterized its potential for textile applications, noting that the chemical structure of amber remained unchanged after grinding and integration.