476
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Lin T, Hossain M, Ma C. SU-E-T-557: Dosimetric Evaluation of Elekta-XiO Superposition Convolution Algorithm for Siemens MultiLeaf Collimators. Med Phys 2013. [DOI: 10.1118/1.4814986] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022] Open
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477
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Jin L, Eldib A, Li J, Fan J, Wang L, Lin T, Ma C. SU-E-T-364: Investigation of the PMLC Delivery Accuracy for MERT On An Artiste Linac. Med Phys 2013. [DOI: 10.1118/1.4814798] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022] Open
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478
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Kang S, Lang J, Wang P, Li J, Lin M, Chen X, Guo M, Chen F, Ma C. SU-E-T-695: Treatment Planning Optimization for Pulsed Low-Dose-Rate IMRT of Lung and Head and Neck Cancer. Med Phys 2013. [DOI: 10.1118/1.4815122] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022] Open
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479
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Gupta R, Cvetkovic D, Chen F, Chen L, Ma C. SU-E-U-03: Release Kinetic Studies of Docetaxel-Loaded Nanodroplets in Human Prostate Cancer Cell Model. Med Phys 2013. [DOI: 10.1118/1.4815156] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022] Open
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480
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Lin M, Veltchev I, Li J, Price R, Fan J, Jin L, Koren S, Ma C. MO-F-108-12: Evaluation of the Planar Ion Chamber and the Cylindrical Diode Arrays for Extracranial Cyberknife Patient Specific QA. Med Phys 2013. [DOI: 10.1118/1.4815288] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022] Open
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481
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Cvetkovic D, Gupta R, Chen F, Chen L, Ma C. SU-E-U-04: Cytotoxicity Studies of Free Docetaxel and Docetaxel-Loaded Nanodroplets in Human Prostate Cancer Cell Model. Med Phys 2013. [DOI: 10.1118/1.4815157] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022] Open
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482
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Ren J, Wang B, Chen X, Chen L, Cvetkovic D, Chen F, Ma C. SU-E-T-313: In Vivo Studies On the Pulsed Low-Dose Hyper-Radiosensitivity in Prostate Cancer. Med Phys 2013. [DOI: 10.1118/1.4814747] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022] Open
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483
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Wang B, Wang J, Li J, Fan J, Kang J, Ma C. SU-E-T-591: Geometry-Based Non-Coplanar Beam Selection for Intensity Modulated Robotic Radiotherapy. Med Phys 2013. [DOI: 10.1118/1.4815019] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022] Open
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484
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Ma C, Varghese T. WE-E-134-09: Evaluation of the Performance of Cardiac Displacement and Strain Imaging Using Radiofrequency and Envelope Signals. Med Phys 2013. [DOI: 10.1118/1.4815612] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022] Open
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485
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Ma C, Chen X, Cvetkovic D, Chen L. TU-C-144-03: MR Guided Non Thermal Pulsed High Intensity Focused Ultrasound Therapy of Breast Cancer in Vivo. Med Phys 2013. [DOI: 10.1118/1.4815406] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022] Open
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486
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Price R, Veltchev I, Ma C. WE-G-108-09: Modulation Severity as a Predictor for Patient-Specific IMRT QA Delivery Failure. Med Phys 2013. [DOI: 10.1118/1.4815633] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022] Open
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487
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Chen X, Fan J, Xue J, Chen L, Wang L, Ma C. SU-E-J-46: Real-Time Beam-Eye-View Monitoring of Prostate Motion During IMRT: A Moving Phantom Study with Cine-EPID Imaging. Med Phys 2013. [DOI: 10.1118/1.4814258] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022] Open
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488
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Wen D, Zang G, Sun D, Yang S, Yu F, Li S, Ma C, Cong B. Effects of CCK-8 on the reinstatement of morphine-induced CPP and expression of behavioral sensitization in rats. Neuroscience 2013; 238:230-41. [DOI: 10.1016/j.neuroscience.2013.02.057] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/13/2012] [Revised: 02/20/2013] [Accepted: 02/21/2013] [Indexed: 10/27/2022]
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489
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Tschauner O, Ma C, Grubor-Urosevic O, Chen YJ. Anomalous bulk compression behaviour in a hyperstoichiometric uranium-dioxide-thorium-dioxide solid solution. JOURNAL OF PHYSICS. CONDENSED MATTER : AN INSTITUTE OF PHYSICS JOURNAL 2013; 25:162201. [PMID: 23503105 DOI: 10.1088/0953-8984/25/16/162201] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/01/2023]
Abstract
The compression behaviour of a solid solution of ThO2 and hyperstoichiometric UO2 was examined up to 11 GPa hydrostatic pressure using x-ray diffraction. We observed a distortive phase transition above 3 GPa from fluorite-type to a structure isotypic with t-zirconia. The transition is tentatively explained by merging of local tetragonal UO(2+δ) clusters into an itinerant structural distortion. The bulk modulus increases from 162 ± 1 to 199 ± 4 GPa in the tetragonal phase by stiffening of the c-axis compression.
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490
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Ma C, Wang Y, Zhang G, Chen Z, Qiu Y, Li J, Luo J, Huang B, Jiang C, Huang G, Wan X, Korteweg C, Gu J. Immunoglobulin G Expression and its Potential Role in Primary and Metastatic Breast Cancers. Curr Mol Med 2013. [DOI: 10.2174/156652413805076731] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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491
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Yin Y, Ma C. EP-1285: Assessing response to radiochemotherapy treatment on 18F-FDG PET images in NSCL cancer using histogram and texture. Radiother Oncol 2013. [DOI: 10.1016/s0167-8140(15)33591-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
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492
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Ma C, Wang Y, Zhang G, Chen Z, Qiu Y, Li J, Luo J, Huang B, Jiang C, Huang G, Wan X, Korteweg C, Gu J. Immunoglobulin G expression and its potential role in primary and metastatic breast cancers. Curr Mol Med 2013; 13:429-37. [PMID: 23331015 DOI: pmid/23331015] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/06/2012] [Revised: 10/14/2012] [Accepted: 10/15/2012] [Indexed: 02/05/2023]
Abstract
Recently immunoglobulin G (IgG) was found to be produced by neoplasms and promote tumor growth in cancer cell lines and animal models. To investigate the pathophysiological significance of cancer-produced IgG in breast cancer, we examined the expressions of IgG in 68 breast cancers including 40 primary cancers without metastasis and 28 cancers with axillary lymph node metastases. IgG gene expression was detected in all these samples. We found that IgG-expressing cancer cells were predominantly located in the periphery of the primary cancer nest and that these cells showed more cellular atypia and nuclear pleomorphism. We also found that the abundance of IgG-expressing cancer cells was higher and the cells were more evenly distributed in the metastatic cancer cells than that in the primary lesion. These findings suggest that IgG-expressing breast cancer cells have a more aggressive biological behavior than the IgG negative cancer cells and it could be an indicator for progression and metastasis of the disease. Co-localization of IgG and C1q complement was detected in both primary and metastatic lesions implying that immune complexes might be formed in situ. We speculate that such immune complexes might facilitate immune escape of cancer cells. Our findings suggest that locally produced IgG plays important roles in breast cancer, and may serve as a potential therapeutic target.
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493
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Ma C, Yin Y. PO-0859: Combined 18F-FDG and 18F-FLT PET/CT image characteristics to analyze esophageal squamous cell carcinoma stage. Radiother Oncol 2013. [DOI: 10.1016/s0167-8140(15)33165-0] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
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494
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Johnson J, Ma C, Kanada K, Armstrong A. Diet and nutrition in psoriasis: analysis of the National Health and Nutrition Examination Survey (NHANES) in the United States. J Eur Acad Dermatol Venereol 2013; 28:327-32. [DOI: 10.1111/jdv.12105] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/01/2012] [Accepted: 01/10/2013] [Indexed: 12/30/2022]
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495
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Liu C, Li Y, Yu J, Feng L, Hou S, Liu Y, Guo M, Xie Y, Meng J, Zhang H, Xiao B, Ma C. Targeting the shift from M1 to M2 macrophages in experimental autoimmune encephalomyelitis mice treated with fasudil. PLoS One 2013; 8:e54841. [PMID: 23418431 PMCID: PMC3572131 DOI: 10.1371/journal.pone.0054841] [Citation(s) in RCA: 162] [Impact Index Per Article: 14.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/16/2012] [Accepted: 12/17/2012] [Indexed: 02/08/2023] Open
Abstract
We observed the therapeutic effect of Fasudil and explored its mechanisms in experimental autoimmune encephalomyelitis (EAE), an animal model of multiple sclerosis (MS). Fasudil, a selective Rho kinase (ROCK) inhibitor, was injected intraperitoneally at 40 mg/kg/d in early and late stages of EAE induction. Fasudil ameliorated the clinical severity of EAE at different stages, and decreased the expression of ROCK-II in spleen, accompanied by an improvement in demyelination and inhibition of inflammatory cells. Fasudil mainly inhibited CD4+IL-17+ T cells in early treatment, but also elevated CD4+IL-10+ regulatory T cells and IL-10 production in late treatment. The treatment of Fasudil shifted inflammatory M1 to anti-inflammatory M2 macrophages in both early and late treatment, being shown by inhibiting CD16/32, iNOS, IL-12, TLR4 and CD40 and increasing CD206, Arg-1, IL-10 and CD14 in spleen. By using Western blot and immunohistochemistry, iNOS and Arg-1, as two most specific markers for M1 and M2, was inhibited or induced in splenic macrophages and spinal cords of EAE mice treated with Fasudil. In vitro experiments also indicate that Fasudil shifts M1 to M2 phenotype, which does not require the participation or auxiliary of other cells. The polarization of M2 macrophages was associated with the decrease of inflammatory cytokine IL-1β, TNF-α and MCP-1. These results demonstrate that Fasudil has therapeutic potential in EAE possibly through inducing the polarization of M2 macrophages and inhibiting inflammatory responses.
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496
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Ma C, Wang Y, Zhang G, Chen Z, Qiu Y, Li J, Luo J, Huang B, Jiang C, Huang G, Wan X, Korteweg C, Gu J. Immunoglobulin G Expression and its Potential Role in Primary and Metastatic Breast Cancers. Curr Mol Med 2013. [DOI: 10.2174/1566524011313030012] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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497
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Ma C, Harskamp C, Armstrong E, Armstrong A. The association between psoriasis and dyslipidaemia: a systematic review. Br J Dermatol 2013; 168:486-95. [DOI: 10.1111/bjd.12101] [Citation(s) in RCA: 115] [Impact Index Per Article: 10.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/04/2023]
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498
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Wang J, Fan L, Ma C, Zhang Y, Xu D. Effects of parenteral lipid emulsions on Leukocyte numerical and morphological parameters determined by LH750 hematology analyzer. Int J Lab Hematol 2013; 35:e4-7. [PMID: 23311306 DOI: 10.1111/ijlh.12047] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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499
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Zhang H, Li Y, Yu J, Guo M, Meng J, Liu C, Xie Y, Feng L, Xiao B, Ma C. Rho kinase inhibitor fasudil regulates microglia polarization and function. Neuroimmunomodulation 2013; 20:313-22. [PMID: 23941863 DOI: 10.1159/000351221] [Citation(s) in RCA: 62] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/15/2012] [Accepted: 04/08/2013] [Indexed: 11/19/2022] Open
Abstract
Macrophages/microglia exhibit phenotypic and functional heterogeneity under physiological and pathological conditions. Owing to this heterogeneity, the polarization of macrophages/microglia is capable of effecting both detrimental and beneficial outcomes in various disease processes. In this study, murine microglial cell line BV-2 and primary microglia were used as cell models to elucidate the polarization of microglia. Using flow cytometry, Western blot, chemical/enzymatic determination, and immunohistochemistry, treatment with LPS primed microglia into the M1 phenotype in both BV-2 cells and primary microglia, while fasudil skewed LPS-stimulated M1 toward M2 microglia, which showed lower NF-κB activity and inflammatory cytokines IL-1β, IL-6, and TNF-α, and increased anti-inflammatory cytokine IL-10. To examine whether the regulatory role of LPS and fasudil on microglia can occur in vivo, mice were administered LPS (25 μg/10 μl) via nasal instillation every other day for 1 month. The results demonstrated that LPS also triggered iNOS(+)/CD11b(+) M1 microglia in the brain, while fasudil increased Arg-1(+)/CD11b(+) M2 microglia, although the difference did not reach statistical significance. Fasudil-conditioned microglia medium promoted a neuroprotective effect against PC12 neurons, suggesting that fasudil-induced M2 microglia contribute to the survival of neurons. These results indicate a new treatment option whereby fasudil inhibits the inflammatory response by controlling a helpful polarization in microglia/macrophages.
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500
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Ma C. The Schoenberg--Lévy Kernel and Relationships among Fractional Brownian Motion, Bifractional Brownian Motion, and Others. THEORY OF PROBABILITY AND ITS APPLICATIONS 2013. [DOI: 10.1137/s0040585x97986230] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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