Background And Objectives: Renal cell carcinoma (RCC) is the most common malignant renal neoplasm in adults. CD200 is a transmembrane protein and is a promising target for cancer immunotherapy. The aim of this study is to assess the CD200 expression in RCC.
Materials And Methods: Eighty paraffin-embedded radical nephrectomy specimens, diagnosed with RCC were evaluated immunohistochemically for CD200 expression.
Results: Out of eighty cases studied, CD200 was expressed in = 73 cases (91.25%) with high intensity in 27 cases (33.75%), moderate intensity in 22 cases (27.5%), and mild intensity in 24 cases (30%). No staining was observed in the adjacent apparently normal renal tissue in all examined sections. No significant relationship was found between CD200 expression and the gender, tumor size, tumor side, histologic type, nuclear grade, T stage, and tumor necrosis.
Conclusion: CD200 expression in most of the studied cases of RCC may refer to the potential therapeutic of anti-CD200 antibody for this cancer.
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http://dx.doi.org/10.4103/JMAU.JMAU_29_20 | DOI Listing |
Int J Mol Sci
December 2024
Vascular Biology Program, Department of Surgery, Boston Children's Hospital, Harvard Medical School, Boston, MA 02115, USA.
One of the key factors that contribute to tumor progression and resistance is the immunosuppressive microenvironment of the tumor. CD200 is a recently identified cell surface glycoprotein recognized as an important molecule in breast cancer for its versatile modulation of the immune response via its receptor, CD200R. The interaction between CD200 and CD200R suppresses the immune activities against tumor cells and allows them to be undetected and, in doing so, to escape from the destructive capability of the immune cells.
View Article and Find Full Text PDFMed J Armed Forces India
December 2024
Professor (Lab Sciences & Molecular Medicine), Army Hospital (R&R), Delhi Cantt, India.
Background: Plasma cell myeloma (PCM) is a common adult hematological neoplasm of terminally differentiated B-cells resulting in accumulation of monoclonal plasma cells. PCM is heterogeneous disease with survival time varies from months to years, determined by age, stage, cytogenetics abnormalities, and treatment response. There is conflicting evidence in role of immunophenotype as a prognostic indicator.
View Article and Find Full Text PDFBiol Pharm Bull
December 2024
Faculty of Pharmacy, Kindai University.
In this study, we attempted to enhance the delivery of minoxidil (MXD) nanocrystals into hair follicles for efficacious hair growth treatment. We applied a bead milling method and designed an MXD nanocrystal dispersion containing methylcellulose (MC) and gum arabic (GA), termed MG-MXD@NP, with a particle size of 110 nm. In vivo studies in C57BL/6 mice showed that MG-MXD@NP improved MXD delivery to the skin tissue, hair bulges, and hair bulbs, resulting in earlier and superior hair growth compared with a commercially available MXD lotion (Riup 5%, CA-MXD).
View Article and Find Full Text PDFOpen Life Sci
December 2024
Department of General Surgery, The Second Affiliated Hospital of Air Force Medical University, No. 356 of Xinsi Road, Baqiao District, Xi'an, 710038, China.
This study aims to comprehensively investigate the role of coagulation factor II thrombin receptor (F2R) in breast cancer (BC) and to evaluate its potential as a biomarker in this context. Data on female BC were retrieved from the TCGA database. Comparative analyses were performed, including enrichment analysis, tumor immune microenvironment analysis, drug sensitivity testing, molecular docking, and cell-based experiments, to assess the expression and function of F2R in BC.
View Article and Find Full Text PDFCancer Res Commun
January 2025
The START Center for Cancer Care, San Antonio, Texas.
Purpose: In this phase 1 portion of a first-in-human phase 1/2a study (NCT05199272), 23ME-00610 was evaluated in participants with advanced solid malignancies to determine its safety, tolerability, pharmacokinetics (PK), and pharmacodynamics (PD). Exploratory biomarkers were evaluated to examine potential correlates of efficacy and safety.
Patients And Methods: Eligible participants (≥18 years) were administered 23ME-00610 intravenously every 3 weeks (Q3W) using an accelerated titration design followed by a traditional 3 + 3 design, with an initial dose level of 2 mg.
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