Journal: Polymers

Article Title: Antibacterial Chitosan Nanofiber Thin Films with Bacitracin Zinc Salt

doi: 10.3390/polym13071104

Figure Lengend Snippet: The cell viability of L929 fibroblasts after incubation with the thin films for 24 h (** p < 0.01).

Article Snippet: The cytotoxicity of the films was estimated from the viability of L929 fibroblasts (KAC Co., Ltd., Kyoto, Japan).

Techniques: Incubation

Journal: International Journal of Nanomedicine

Article Title: Internal-External Homologous Drug-Loaded Exosome-Like Nanovesicles Released from Semi-IPN Hydrogel Enhancing Wound Healing of Chemoradiotherapy-Induced Oral Mucositis

doi: 10.2147/IJN.S508530

Figure Lengend Snippet: Characterization and biocompatibility of ORI/ENs loaded into semi-IPN hydrogel. ( A ) Schematic diagram depicting the preparation process of ORI/ENs/Gel. ( B ) The SEM images of ORI/ENs/Gel. ( C ) ORI release profiles from IPN and ORI/ENs/Gel. ( D ) The TEM images of ENs and ORI/ENs released from semi-IPN hydrogel. ( E ) Hemolysis test under different concentrations of ORI/ENs/Gel. ( F ) Effect of ORI/ENs/Gel on the cell viability of L929 cells. ( G ) Assessment of L929 cells proliferation and migration capacity. ( H ) Relative quantitative analysis of cell gap closure. * p < 0.05, vs the control group; # p < 0.05, vs ORI/ENs/Gel group, n=3.

Article Snippet: Mouse Fibroblast (L929) Cells were obtained from the Cold Spring Biotech Corp Company and incubated in DMEM medium (Solarbio Science & Technology, Beijing, China) supplemented with 1% penicillin-streptomycin as well as 10% FBS (BI Biological Industries, Israel) at 37°C in an environment of 5% CO 2 .

Techniques: Migration, Control

Journal: Small (Weinheim an Der Bergstrasse, Germany)

Article Title: Sulfur‐Doped Carbon Dots as a Highly Selective and Sensitive Fluorescent Probe for Copper Ion Detection in Biological Systems

doi: 10.1002/smll.202410765

Figure Lengend Snippet: Fluorescence properties of S_HICA. Excitation–emission intensity spectra of a) HICA and b) S_HICA. c) Fluorescence images of HICA and S_HICA. (Fluorescence image A: Ex: 470nm, Em: 530 nm and fluorescence image B: Ex: 530nm, Em:630nm) d) Fluorescence stability assay depending on time (n = 3). e) Confocal differential interference contrast (DIC) and fluorescence images of L929 cells incubated with HICA and S_HICA.

Article Snippet: L929 cells (i.e., normal cell line of mouse connective tissue) were sourced from the Korean Cell Line Bank (KCLB) with the assigned number 10 001.

Techniques: Fluorescence, Stability Assay, Incubation

Journal: Small (Weinheim an Der Bergstrasse, Germany)

Article Title: Sulfur‐Doped Carbon Dots as a Highly Selective and Sensitive Fluorescent Probe for Copper Ion Detection in Biological Systems

doi: 10.1002/smll.202410765

Figure Lengend Snippet: Application of S_HICA to detect Cu 2+ in biological systems in vitro, ex vivo and in vivo. a) Confocal microscopy images of L929 cells treated with various concentrations of Cu 2+ (0–100 µ m ) followed by 0.1 mg mL −1 of S_HICA. b) Fluorescence intensity of S_HICA at an excitation wavelength of 495 nm and emission wavelength of 519 nm. c) Schematic of the ex vivo experiment. Fluorescence response of S_HICA to the d) Cu 2+ concentration and e) incubation time in ex vivo. f) Fluorescence images of mice injected with S_HICA before and after the administration of Cu 2 ⁺. g) Quantitative analysis of fluorescence intensity at the injection site (n = 4) (*** p < 0.001, n.s, not significant, Two‐way ANOVA with Sidak's multiple comparisons test).

Article Snippet: L929 cells (i.e., normal cell line of mouse connective tissue) were sourced from the Korean Cell Line Bank (KCLB) with the assigned number 10 001.

Techniques: In Vitro, Ex Vivo, In Vivo, Confocal Microscopy, Fluorescence, Concentration Assay, Incubation, Injection