The purpose of the experiment was to study the effects of betulinic acid (BA) on adjuvant-induced arthritis in rats. The rat model of rheumatoid arthritis (AA) was established by Freund's complete adjuvant. Arthritis index, joint pathology, toe swelling, hemorheology, related cytokines and ROCK/NF-κB signaling pathway were measured in rats. BA can significantly inhibit the arthritis index, improve joint pathology, reduce toe swelling, improve blood rheology, improve synovial cell apoptosis, and restore related cytokine negative regulation of ROCK/NF-κB signaling pathways. BA has an obvious therapeutic effect on joint inflammation of toes in AA model rats, which may be due to the regulation of ROCK/NF-κB signaling pathway.
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http://dx.doi.org/10.1002/jbt.22373 | DOI Listing |
Transplantation
December 2024
Department of Pharmacology and Toxicology, University of Arkansas for Medical Sciences, Little Rock, AR.
Background: Prolonged cold storage (CS) of kidneys results in poor long-term outcomes after transplantation (Tx). We reported previously that CS of rat kidneys for 18 h before transplant impaired proteasome function, disrupted protein homeostasis, and reduced graft function. The goal of the present study was to identify the renal proteins, including phosphoproteins, that are dysregulated by this CS injury.
View Article and Find Full Text PDFSignal Transduct Target Ther
December 2024
State Key Laboratory of Molecular Oncology, CAMS Key Laboratory of Translational Research on Lung Cancer, Department of Medical Oncology, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China.
A randomized double-blind phase 3 trial (CHOICE-01, NCT03856411) demonstrated that combining toripalimab with chemotherapy substantially improves progression-free survival (PFS) in advanced non-small cell lung cancer (NSCLC) patients without pretreatment. This study presents the prespecified final analysis of overall survival (OS) and biomarkers utilizing circulating tumor DNA (ctDNA) and tissue-based sequencing. Additionally, the analysis revealed a higher median overall survival (OS, 23.
View Article and Find Full Text PDFBMC Pulm Med
December 2024
Department of Pulmonary Medicine and Oncology, Graduate School of Medicine, Nippon Medical School, Tokyo, Japan.
Background: Bortezomib (BTZ), a selective 26 S proteasome inhibitor, is clinically useful in treating multiple myeloma and mantle cell lymphoma. BTZ exerts its antitumor effect by suppressing nuclear factor-B in myeloma cells, promoting endothelial cell apoptosis, and inhibiting angiogenesis. Despite its success, pulmonary complications, such as capillary leak syndrome of the vascular hyperpermeability type, were reported prior to its approval.
View Article and Find Full Text PDFThromb Haemost
December 2024
Division of Hematology, Faculty of Medicine, Excellence Center in Translational Hematology, Chulalongkorn University, Bangkok, Thailand.
Background: Megakaryocytes (MK) from Bernard-Soulier syndrome (BSS) induced pluripotent stem cells (iPSCs) yielded reduced numbers but increased sizes of platelets. The molecular mechanisms remain unclear. This study aims to determine roles of signaling molecules involved in this process.
View Article and Find Full Text PDFSensors (Basel)
December 2024
Institute of Energy, School of Earth and Space Sciences, Peking University, Beijing 100871, China.
This study aimed to investigate the drilling signal characteristics when a PDC drill bit penetrates media of different strengths and to assess the potential of these signals for identifying weak layers within rock formations. Laboratory-scale experiments were conducted, and the response characteristics of the PDC drill bit in different-strength media were analyzed across the time domain, frequency domain, and time-frequency domain using statistical analysis, Fourier transform, and empirical mode decomposition (EMD). The results indicate that in the lowest-strength concrete (C10), the drilling speed was the fastest, while the mean, median, and primary distribution ranges of the thrust and torque were the smallest.
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