Search Results - "RIDDELL, Robert H"

Tumor budding in colorectal carcinoma: time to take notice by Mitrovic, Bojana, Schaeffer, David F, Riddell, Robert H, Kirsch, Richard

“…Tumor ‘budding’, loosely defined by the presence of individual cells and small clusters of tumor cells at the invasive front of carcinomas, has received much…”
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Cancer-associated fibroblasts drive the progression of metastasis through both paracrine and mechanical pressure on cancer tissue by Karagiannis, George S, Poutahidis, Theofilos, Erdman, Susan E, Kirsch, Richard, Riddell, Robert H, Diamandis, Eleftherios P

“…Neoplastic cells recruit fibroblasts through various growth factors and cytokines. These "cancer-associated fibroblasts" (CAF) actively interact with…”
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An International Consensus to Standardize Integration of Histopathology in Ulcerative Colitis Clinical Trials by Ma, Christopher, Sedano, Rocio, Almradi, Ahmed, Vande Casteele, Niels, Parker, Claire E., Guizzetti, Leonardo, Schaeffer, David F., Riddell, Robert H., Pai, Reetesh K., Battat, Robert, Sands, Bruce E., Rosty, Christophe, Dubinsky, Marla C., Rieder, Florian, Harpaz, Noam, Abreu, Maria T., Bryant, Robert V., Lauwers, Gregory Y., Kirsch, Richard, Valasek, Mark A., Crowley, Eileen, Sandborn, William J., Feagan, Brian G., Pai, Rish K., Jairath, Vipul

“…Histopathology is an emerging treatment target in ulcerative colitis (UC) clinical trials. Our aim was to provide guidance on standardizing biopsy collection…”
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Definition of Barrett's Esophagus: Time for a Rethink-Is Intestinal Metaplasia Dead? by RIDDELL, Robert H, ODZE, Robert D

“…The definition of Barrett's esophagus (BE) varies worldwide, particularly with regard to the need to identify goblet cells in esophageal biopsies in order to…”
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Familial PDGFRA-mutation syndrome: somatic and gastrointestinal phenotype by Manley, Paul N., Abu-Abed, Suzy, Kirsch, Richard, Hawrysh, Andrea, Perrier, Nicole, Feilotter, Harriet, Pollett, Aaron, Riddell, Robert H., Hookey, Lawrence, Walia, Jagdeep S.

“…Germline activating platelet-derived growth factor receptor alpha (PDGFRA) mutations have been described in four families. All the index patients have…”
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Bone morphogenetic protein antagonist gremlin-1 regulates colon cancer progression by Karagiannis, George S, Musrap, Natasha, Saraon, Punit, Treacy, Ann, Schaeffer, David F, Kirsch, Richard, Riddell, Robert H, Diamandis, Eleftherios P

“…Bone morphogenetic proteins (BMP) are phylogenetically conserved signaling molecules of the transforming growth factor-beta (TGF-beta) superfamily of proteins,…”
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Quality in the technical performance of colonoscopy and the continuous quality improvement process for colonoscopy: recommendations of the U.S. Multi-Society Task Force on Colorectal Cancer by Rex, Douglas K, Bond, John H, Winawer, Sidney, Levin, Theodore R, Burt, Randall W, Johnson, David A, Kirk, Lynne M, Litlin, Scott, Lieberman, David A, Waye, Jerome D, Church, James, Marshall, John B, Riddell, Robert H

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Current practice patterns among pathologists in the assessment of venous invasion in colorectal cancer by Messenger, David E, Driman, David K, McLeod, Robin S, Riddell, Robert H, Kirsch, Richard

“…Venous invasion (VI) is a known independent prognostic indicator of recurrence and survival in colorectal cancer. The guidelines of the Royal College of…”
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Distinctive histopathologic phenotype in resection specimens from patients with Crohn’s disease receiving anti–TNF- α therapy by Schaeffer, David F., MD, Walsh, Joanna C., MBChB, Kirsch, Richard, MBChB, PhDf, Waterman, Matti, MD, Silverberg, Mark S., MD, PhD, Riddell, Robert H., MBBS

“…Summary Anti–tumor necrosis factor α (anti–TNF- α ) therapy can result in endoscopic healing, reduction of symptoms, and reduced need for surgery and…”
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Collective migration of cancer-associated fibroblasts is enhanced by overexpression of tight junction-associated proteins claudin-11 and occludin by Karagiannis, George S., Schaeffer, David F., Cho, Chan-Kyung J., Musrap, Natasha, Saraon, Punit, Batruch, Ihor, Grin, Andrea, Mitrovic, Bojana, Kirsch, Richard, Riddell, Robert H., Diamandis, Eleftherios P.

“…It has been suggested that cancer-associated fibroblasts (CAFs) positioned at the desmoplastic areas of various types of cancer are capable of executing a…”
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Expression patterns of bone morphogenetic protein antagonists in colorectal cancer desmoplastic invasion fronts by Karagiannis, George S., Treacy, Ann, Messenger, David, Grin, Andrea, Kirsch, Richard, Riddell, Robert H., Diamandis, Eleftherios P.

“…Bone morphogenetic proteins (BMPs) are a group of growth factors with dual functions in cancer development and progression. Recently, certain tumor-promoting…”
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Recommendations for the reporting of surgically resected specimens of colorectal carcinoma by Jass, Jeremy R., MD, O'Brien, Michael J., MD, Riddell, Robert H., FRCPath, Snover, Dale C., MD

“…Summary The reporting of colorectal cancer is facilitated by the provision of a checklist giving the features required for good patient care. However, the…”
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Epithelial-Cadherin and β-Catenin Expression Changes in Pancreatic Intraepithelial Neoplasia by AL-AYNATI, Maamoun M, RADULOVICH, Nikolina, RIDDELL, Robert H, TSAO, Ming-Sound

“…Purpose: Cadherins and associated catenins are important mediators of epithelial cell-cell adhesion, as well as the Wnt-signaling pathway. Significant changes…”
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Barrett's esophagus: prevalence-incidence and etiology-origins by Falk, Gary W., Jacobson, Brian C., Riddell, Robert H., Rubenstein, Joel H., El-Zimaity, Hala, Drewes, Asbjørn Mohr, Roark, Katie S., Sontag, Stephen J., Schnell, Thomas G., Leya, Jack, Chejfec, Gregorio, Richter, Joel E., Jenkins, Gareth, Goldman, Aaron, Dvorak, Katerina, Nardone, Gerardo

“…Although the prevalence of Barrett's esophagus (BE) is rising no data exist for racial minorities on prevalence in the general population. Minorities have a…”
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DALM, rest in peace: a pathologist’s perspective on dysplasia in inflammatory bowel disease in the post-DALM era by Chiu, Kenrry, Riddell, Robert H., Schaeffer, David F.

“…There are few abbreviations in surgical pathology that are associated with as much immediate recognition, frustration, and confusion as DALM…”
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Beyond Helicobacter: dealing with other variants of gastritis—an algorithmic approach by El‐Zimaity, Hala, Riddell, Robert H

“…In daily practice, the presence of inflammation in gastric biopsies prompts a mental algorithm, an early question being whether the lesion present is…”
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IBD: Mucosal healing in ulcerative colitis: what constitutes remission? by Riddell, Robert H

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Differences in diagnostic criteria for gastric carcinoma between Japanese and western pathologists by Schlemper, R J, Itabashi, M, Kato, Y, Lewin, K J, Riddell, R H, Shimoda, T, Sipponen, P, Stolte, M, Watanabe, H, Takahashi, H, Fujita, R

“…There have been many studies on gastric carcinoma in populations with contrasting cancer risks. We aimed to find out whether the criteria for the histological…”
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Colorectal Dysplasia in Inflammatory Bowel Disease: A Clinicopathologic Perspective by Rutter, Matthew D, Riddell, Robert H

“…Surveillance for neoplasia in colitis is the most challenging diagnostic colonoscopic procedure. The detection and treatment of colorectal dysplasia in…”
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Gastrointestinal Stromal Tumors May Originate from a Subset of CD34-Positive Interstitial Cells of Cajal by Robinson, Tim L., Sircar, Kanishka, Hewlett, Bryan R., Chorneyko, Katherine, Riddell, Robert H., Huizinga, Jan D.

“…Most gastrointestinal stromal tumors (GISTs), a subgroup of mesenchymal neoplasms of the gut wall, express both Kit (CD117. and CD34 proteins. It has been…”
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