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Multiscale Hierarchical Micro- and Nano-Surface Induced by High-Repetition-Rate Femtosecond Laser Promote Peri-Implant Osseointegration.
ACS Appl Bio Mater
January 2025
Department of Stomatology, Second Affiliated Hospital, Third Military Medical University, Chongqing 400037, P. R. China.
Micro- and nanomorphological modification and roughening of titanium implant surfaces can enhance osseointegration; however, the optimal morphology remains unclear. Laser processing of implant surfaces has demonstrated significant potential due to its precision, controllability, and environmental friendliness. Femtosecond lasers, through precise optimization of processing parameters, can modify the surface of any solid material to generate micro- and nanomorphologies of varying scales and roughness.
View Article and Find Full Text PDFSynergistic effect of canine FGF-21 combined with insulin in the treatment of canine diabetes.
Naunyn Schmiedebergs Arch Pharmacol
January 2025
Biopharmaceutical Lab, College of Life Science, Northeast Agricultural University, Harbin, 150030, China.
Previous studies have shown that FGF-21 can ameliorate hyperglycemia and improve the level of oxidative stress in vivo in diabetic mice. The hypoglycemic effect is safe and lasting, but it takes a longer time to exert its effect. Insulin treatment of canine diabetes takes effect quickly; however, its action time is short, and it is prone to cause hypoglycemia.
View Article and Find Full Text PDFLateral hypothalamic area high-frequency deep brain stimulation rescues memory decline in aged rat: behavioral, molecular, and electrophysiological study.
Pflugers Arch
January 2025
Department of Neuroscience, Graduate School of Biomedical Sciences, Mayo Clinic College of Medicine, Phoenix, AZ, USA.
To examine the effect of DBS of the lateral hypothalamic area (LHA) on age-related memory changes, neuronal firing from CA1, oxidative stress, and the expression of Hsp70, BDNF, and synaptophysin. 72 male rats were randomly allocated into 6 equal groups: a) normal young group (8 W), b) sham young group, c) DBS young group, d) normal old group (24 months), e) sham old group and f) DBS old group. Memory tests (passive avoidance and Y maze), oxidative stress markers (MDA, catalase, and GSH) and expression of Nrf2, HO-1, Hsp70, BDNF, and synaptophysin were measured by the end of the experiment.
View Article and Find Full Text PDFFibroblast activation protein peptide-targeted NIR-I/II fluorescence imaging for stable and functional detection of hepatocellular carcinoma.
Eur J Nucl Med Mol Imaging
January 2025
Department of Hepatobiliary Surgery and Liver Transplantation Center, The Fifth Affiliated Hospital of Sun Yat-Sen University, 52 Mei Hua East Road, Zhuhai, 519000, China.
Purpose: Cancer-associated fibroblasts (CAFs) are the primary stromal component of the tumor microenvironment in hepatocellular carcinoma (HCC), affecting tumor progression and post-resection recurrence. Fibroblast activation protein (FAP) is a key biomarker of CAFs. However, there is limited evidence on using FAP as a target in near-infrared (NIR) fluorescence imaging for HCC.
View Article and Find Full Text PDFOptimizing voriconazole-loaded thermoresponsive hydrogel: tools and studies.
Drug Dev Ind Pharm
January 2025
Department of Pharmaceutical Sciences and Drug Research, Punjabi University, Patiala, India.
Objective: The present study aims to develop and evaluate the voriconazole-loaded thermoresponsive hydrogel using tools.
Methods: Poloxamer 407 and PEG 400 were selected as the components from studies for thermoresponsive hydrogel of voriconazole. The cohesive energy density (CED) and solubility parameters (SP) were calculated using Biovia Material Studio 2022 software to predict the polymer-polymer miscibility and drug-polymer miscibility.
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