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210-240 / 1000+ resultsresearch In-Vitro Release of Zinc Pyrithione from A Shampoo Base and the Effects of Various Additives on its Release Rate
In this study, formulations of a typical lotion shampoo with ethanol or propylene glycol increased the in-vitro release rate of zinc pyrithione, an anti-dandruff agent.
research Influence of phosphorus on morphology and physiology of freshwater Chaetophora, Draparnaldia and Stigeoclonium (Chaetophorales, Chlorophyta)
This study found that phosphorus limitation in Chaetophorales strains led to enhanced hair formation and increased phosphatase activity, suggesting a significant relationship between phosphorus status and morphology.
research Mixture effects of endocrine disrupting compounds in vitro
This study concluded that mixtures of weak endocrine disruptors, such as parabens and azole fungicides, can produce combination effects that should be considered in regulatory risk assessments to avoid underestimating potential risks.
research Determination of Residual Organic Solvents in Finasteride Raw Materials by Headspace Capillary Gas Chromatography
This study established a sensitive and reproducible method for determining the levels of four organic solvents in finasteride raw materials, meeting the requirements of the Chinese Pharmacopeia.
research Phenolsulphotransferase: localization in kidney during human embryonic and fetal development
This study explored the localization of phenolsulphotransferase in human embryonic and fetal kidneys, finding distinct patterns of PST immunoreactivity in developing mesonephric and metanephric structures over time.
research Allergens of permanent hair dyes induces epidermal damage, skin barrier loss and IL-1 α increase in epidermal in vitro model
This study found that mixtures used in permanent hair dyes had irritant effects on reconstructed human epidermis, while individual ingredients alone did not.
research The prevention of benign prostatic hyperplasia (bph)
This research suggests that the enzyme Phospholipase D from E. coli is a strong candidate as the underlying cause of benign prostatic hyperplasia, potentially mediated by its conversion to lysophosphatidic acid in the prostate.
research Toxicity of the pharmaceuticals finasteride and melengestrol acetate to benthic invertebrates
This study found that finasteride and melengestrol acetate exhibit varying levels of toxicity to freshwater mussels, amphipods, and mayflies, but current environmental concentrations suggest minimal direct effects on these aquatic invertebrates.
research Malate-Based Polyester Chemically Shielded Metal–Phenolic Networks Coated with Long-Lasting Antimicrobial and Anti-Inflammatory Performance for Infection Prevention in Artificial Hair Fibers
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.
research 4D polycarbonates via stereolithography as scaffolds for soft tissue repair
This study reported that 4D-printed, aliphatic polycarbonate-based scaffolds supported adipose tissue engineering by allowing adipocyte infiltration and neovascularization in vivo, indicating potential for effective adipose tissue repair.
research Core-shell nanocarriers based on PEGylated hydrophobic hyperbranched polyesters
This study found that biodegradable hyperbranched polyesters improved the solubility and loading capacity of hydrophobic drugs, with complete pyrene release achieved in 16 days under enzymatic conditions.
research Self-aggregates of Hydrophobic Phospholipid Polymer as a Novel Material in Hair Treatment
PMS nanoparticles improve damaged hair by protecting and restoring its surface and color.
research Phospholipase A2 Is Required for PIN-FORMED Protein Trafficking to the Plasma Membrane in theArabidopsisRoot
In this study, disruptions in phospholipase A2 activity in Arabidopsis thaliana significantly impaired the plasma membrane localization of PIN proteins, affecting auxin transport and root development.
research Interspecies variations in response to topical application of selected zinc compounds
In this study, zinc chloride was found to be severely irritant to the skin in rabbit, guinea-pig, and mouse models, while zinc oxide, zinc sulphate, zinc pyrithione, and zinc undecylenate showed minimal to no irritancy.
research Patterns of Sensitization and Cross-Reactivity in Hair Dye Allergy: An 18-Year Tertiary-Center Experience from Greece.
This study reported that para-phenylenediamine and toluene-2,5-diamine are the main sensitizers in hair dye-related allergic contact dermatitis, with significant cross-reactivity to several other compounds.
research Phenytoin‐mediated androgen metabolism in gingival fibroblasts
This study suggests that levamisole and finasteride can significantly reduce DHT levels in human gingival fibroblasts, potentially addressing phenytoin-induced gingival overgrowth.
research Early breast development in girls after prenatal exposure to non‐persistent pesticides
This study found that prenatal exposure to certain pesticides may lead to earlier breast development in girls, potentially associated with higher androgen levels.
research Toxicity Assessment of a Single Dose of Poly(ethylene glycol) Diglycidyl Ether (PEGDE) Administered Subcutaneously in Mice
In this study, PEGDE above 10,000 μg/mouse caused subcutaneous toxicity including ulceration in mice, but did not affect liver, spleen, or kidney tissues.
research Topical absorption and systemic toxicity
Some chemicals absorbed through the skin can cause serious health problems.
research Long-term toxicologic and tumorigenesis studies on an oral contraceptive agent in albino rats
research Preparation of novel polymeric microspheres for controlled release of finasteride
The study concluded that poly(propylene carbonate maleate) microspheres effectively encapsulated finasteride, achieving a biphasic release with prolonged drug release over 5-6 weeks in vitro.
research Thallium
This article discusses thallium absorption, excretion, and its toxic effects on humans and animals, emphasizing the need for monitoring in areas with significant environmental contamination; no new clinical results are reported.
research A Thallium-Based Screening Procedure to Identify Molecules That Modulate the Activity of Ca2+-Activated Monovalent Cation-Selective Channels
This study optimized a screening assay to identify molecules that inhibit or enhance TRPM5 ion channel activity, which may have implications for treating dysfunctions linked to cardiac arrhythmias and diabetes.
research 2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD) Affects Keratin 1 and Keratin 17 Gene Expression and Differentially Induces Keratinization in Hairless Mouse Skin
TCDD changes skin gene expression and may harm skin health.
research Outbreak of thallium poisoning among Iraqi patients
This study documented an outbreak of thallium poisoning in Iraq, highlighting its dermatological, neurological, and psychological signs, which are crucial for accurate diagnosis.
research Phospholipase A2 inhibition as potential therapy for inflammatory skin diseases
This article discusses the potential of phospholipase A2 inhibition as a therapeutic strategy for inflammatory skin diseases and emphasizes the need for further exploration of its role and administration methods.
research Phloroglucinol Enhances Anagen Signaling and Alleviates H2O2-Induced Oxidative Stress in Human Dermal Papilla Cells
This study suggests that phloroglucinol may enhance anagen signaling and reduce oxidative stress-induced damage in human dermal papilla cells, offering a potential therapy for hair loss.
research Nanoparticles in hair dyes
Nanoparticles could make hair dyes safer by reducing harmful effects.
research Polyglutamate: Unleashing the Versatility of a Biopolymer for Cosmetic Industry Applications
This article explores the potential applications of polyglutamic acid in cosmetics, discussing its benefits for skincare and haircare, but reports no new experimental results.