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  • Open Access

    HOW I DO IT

    How I do it: Surgically inserted transversus abdominis plane (TAP) catheters for flank incisions

    Jaasmit Khurana1, Vivian Ip1, Gerald Todd2, Rakesh V. Sondekoppam1

    Canadian Journal of Urology, Vol.25, No.6, pp. 9623-9626, 2018

    Abstract Pain control following major abdominal surgery remains a significant barrier to patient comfort. Although thoracic epidurals have been used to provide analgesia for these surgeries, the transversus abdominis plane (TAP) block is gaining popularity. The TAP catheter insertion method has transformed over the past two decades from a blinded technique to one conducted primarily under ultrasound guidance by anesthesiologists. Recently, however, interest has increased on the potential for direct surgical insertion of catheters into the TAP plane following flank incisions due to anatomical considerations. Proposed advantages include a reduction in operating time, requirement of minimal More >

  • Open Access

    ARTICLE

    CD103+ Cell Growth Factor Flt3L Enhances the Efficacy of Immune Checkpoint Blockades in Murine Glioblastoma Model

    Xiaolin Miao*1, Yiqi Chen*1, Ke Hao†1, Meiqin Zheng, Bingyu Chen, Kaiqiang Li, Ying Wang, Wei Zhang§, Yu Zhang§, Xiaozhou Mou§, Shanshan Jiang, Zhen Wang‡§

    Oncology Research, Vol.26, No.2, pp. 173-182, 2018, DOI:10.3727/096504017X14841698396865

    Abstract Glioblastoma is a lethal disease featuring a high proliferation of tumor cells, excessive angiogenesis, and heavy drug resistance. The overall survival of glioblastoma patients has been dismal, even with an intensive standard of care. Recent advances in immune checkpoint blockades are changing the treatment of cancers. However, the efficacy of immune checkpoint blockades in glioblastoma is still unclear. Here we investigated the roles of CD103+ cells in regulating the effect of immune checkpoint blockades in glioblastoma mouse models. Our findings indicated that the murine glioblastoma model was not sensitive to immune checkpoint blockades. Flt3L, a growth More >

  • Open Access

    ARTICLE

    Utility of incomplete right bundle branch block as an isolated ECG finding in children undergoing initial cardiac evaluation

    Omar Meziab, Dominic J. Abrams, Mark E. Alexander, Laura Bevilacqua, Vassilios Bezzerides, Doug Y. Mah, Edward P. Walsh, John K. Triedman

    Congenital Heart Disease, Vol.13, No.3, pp. 419-427, 2018, DOI:10.1111/chd.12589

    Abstract Objective: This study evaluates the ability of experienced pediatric electrophysiologists (EPs) to reliably classify incomplete right bundle branch block (IRBBB) and assesses its clinical utility as an isolated ECG finding in a group of healthy outpatient children without prior cardiac evaluation.
    Design: We performed a retrospective analysis of all electrocardiographic and echocardiographic records at Boston Children’s Hospital between January 1, 2005, and December 31, 2014. Echocardiographic diagnoses were identified if registered between the date of the index electrocardiogram and the ensuing year. A selected subset of 473 ECGs was subsequently reanalyzed in a blinded manner by six… More >

  • Open Access

    ARTICLE

    Biobased Vanillic Acid and Ricinoleic Acid: Building Blocks for Fully Renewable Copolyesters

    Claudio Gioia*, Maria Barbara Banella, Grazia Totaro, Micaela Vannini, Paola Marchese, Martino Colonna, Laura Sisti, Annamaria Celli

    Journal of Renewable Materials, Vol.6, No.1, pp. 126-135, 2018, DOI:10.7569/JRM.2017.634191

    Abstract New fully biobased polyether/esters have been synthesized by a one-pot polymerization reaction of ricinoleic acid (RA), vanillic acid (VA) and ethylene carbonate (EC). In particular, EC selectively reacts with the phenolic group of VA to obtain in-situ 4-(2-hydroxyethoxy)-3-methoxybenzoate (EV), suitable for subsequent copolymerization with RA. The procedure was carried out in a single step, without any solvent. Chemical structure and thermal properties of the new materials were studied in order to explore relationships between composition and final performances. The combination of EV, bearing a rigid aromatic structure, with RA, characterized by high flexibility and potential More >

  • Open Access

    ARTICLE

    Phishing Detection with Image Retrieval Based on Improved Texton Correlation Descriptor

    Guoyuan Lin1,2,*, Bowen Liu1, Pengcheng Xiao3, Min Lei4, Wei Bi5,6

    CMC-Computers, Materials & Continua, Vol.57, No.3, pp. 533-547, 2018, DOI:10.32604/cmc.2018.03720

    Abstract Anti-detection is becoming as an emerging challenge for anti-phishing. This paper solves the threats of anti-detection from the threshold setting condition. Enough webpages are considered to complicate threshold setting condition when the threshold is settled. According to the common visual behavior which is easily attracted by the salient region of webpages, image retrieval methods based on texton correlation descriptor (TCD) are improved to obtain enough webpages which have similarity in the salient region for the images of webpages. There are two steps for improving TCD which has advantage of recognizing the salient region of images: More >

  • Open Access

    ARTICLE

    Self-embedding Image Watermarking based on Combined Decision Using Pre-offset and Post-offset Blocks

    Daofu Gong1,2, Yan Chen1,2, Haoyu Lu1,*, Zhenyu Li3, Yibing Han1

    CMC-Computers, Materials & Continua, Vol.57, No.2, pp. 243-260, 2018, DOI:10.32604/cmc.2018.03781

    Abstract To detect and recover random tampering areas, a combined-decision-based self-embedding watermarking scheme is proposed herein. In this scheme, the image is first partitioned into 2×2 size blocks. Next, the high 5 bits of a block’s average value is embedded into its offset block. The tampering type of block is detected by comparing the watermarks of its pre-offset and post-offset blocks. The theoretical analysis and experiments demonstrate that the proposed scheme not only has a lower ratio of false detection but also better performance with regard to avoiding random tampering. More >

  • Open Access

    ARTICLE

    A Cryptograph Domain Image Retrieval Method Based on Paillier Homomorphic Block Encryption

    Wenjia Xu1, Shijun Xiang1,*, Vasily Sachnev2

    CMC-Computers, Materials & Continua, Vol.55, No.2, pp. 285-295, 2018, DOI:10.3970/cmc.2018.01719

    Abstract With the rapid development of information network, the computing resources and storage capacity of ordinary users cannot meet their needs of data processing. The emergence of cloud computing solves this problem but brings data security problems. How to manage and retrieve ciphertext data effectively becomes a challenging problem. To these problems, a new image retrieval method in ciphertext domain by block image encrypting based on Paillier homomophic cryptosystem is proposed in this paper. This can be described as follows: According to the Paillier encryption technology, the image owner encrypts the original image in blocks, obtains… More >

  • Open Access

    ARTICLE

    Timing interval from peri-prostatic block to biopsy impacts procedural pain

    Ram A. Pathak1, David D. Thiel1, Alexander Parker2, Michael G. Heckman3, Julia E. Crook3, Nancy N. Diehl3, Andrea Tavlarides2, Scott W. Alford1, Todd C. Igel1

    Canadian Journal of Urology, Vol.24, No.3, pp. 8795-8801, 2017

    Abstract Introduction: To compare visual analog scale (VAS) pain scores between patients with a 2-minute versus 10-minute delay of peri-prostatic lidocaine injection prior to transrectal ultrasound-guided prostate biopsies (TRUS-bx).
    Materials and methods: Eighty patients who underwent standard 12-core TRUS-bx by a single surgeon were prospectively randomized into four different treatment arms: bibasilar injection with a 2-minute delay, bibasilar injection plus a single apical injection with a 2-minute delay, bibasilar injection with a 10-minute delay, and bibasilar injection plus a single apical injection with a 10-minute delay. Patients were asked to report their level of pain on the VAS… More >

  • Open Access

    ARTICLE

    Kallistatin Suppresses Cell Proliferation and Invasion and Promotes Apoptosis in Cervical Cancer Through Blocking NF-κB Signaling

    Tao Wang, Fan Shi, JiQuan Wang, Zi Liu, Jin Su

    Oncology Research, Vol.25, No.5, pp. 809-817, 2017, DOI:10.3727/096504016X14799180778233

    Abstract Kallistatin has been recognized as an endogenous angiogenesis inhibitor and exerts pleiotropic effects in inhibiting tumor growth, migration, apoptosis, and inflammation. The purpose of the present study was to investigate the potential role and mechanisms of kallistatin in cervical cancer. We demonstrated that kallistatin effectively inhibited cell proliferation and enhanced apoptosis in a dose-dependent manner. Additionally, kallistatin suppressed migration and invasion activities and markedly reduced the expression of matrix-degrading metalloproteinases, progelatinase (MMP-2), MMP-9, and urokinase-type PA (uPA). Kallistatin reversed the epithelial–mesenchymal transition (EMT) and caused the upregulation of epithelial markers such as E-cadherin and inhibited… More >

  • Open Access

    ARTICLE

    Fibroblast Activation Protein-α-Positive Fibroblasts Promote Gastric Cancer Progression and Resistance to Immune Checkpoint Blockade

    Xuyang Wen*, Xiaoping He, Feng Jiao, Chunhui Wang§, Yang Sun, Xuequn Ren, Qianwen Li*

    Oncology Research, Vol.25, No.4, pp. 629-640, 2017, DOI:10.3727/096504016X14768383625385

    Abstract Gastric cancer (GC) is one of the main causes of cancer death. The tumor microenvironment has a profound effect on inducing tumor growth, metastasis, and immunosuppression. Fibroblast activation protein-a (FAP) is a protein that is usually expressed in fibroblasts, such as cancer-associated fibroblasts, which are major components of the tumor microenvironment. However, the role of FAP in GC progression and treatment is still unknown. In this study, we explored these problems based on GC patient samples and experimental models. We found that high FAP expression was an independent prognosticator of poor survival in GC patients. More >

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