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20 results on '"Kim, Hark K."'

1. Comprehensive molecular characterization of gastric adenocarcinoma

Author

Bass, Adam J, Thorsson, Vesteinn, Shmulevich, Ilya, Reynolds, Sheila M, Miller, Michael, Bernard, Brady, Hinoue, Toshinori, Laird, Peter W, Curtis, Christina, Shen, Hui, Weisenberger, Daniel J, Schultz, Nikolaus, Shen, Ronglai, Weinhold, Nils, Kelsen, David P, Bowlby, Reanne, Chu, Andy, Kasaian, Katayoon, Mungall, Andrew J, Robertson, A Gordon, Sipahimalani, Payal, Cherniack, Andrew, Getz, Gad, Liu, Yingchun, Noble, Michael S, Pedamallu, Chandra, Sougnez, Carrie, Taylor-Weiner, Amaro, Akbani, Rehan, Lee, Ju-Seog, Liu, Wenbin, Mills, Gordon B, Yang, Da, Zhang, Wei, Pantazi, Angeliki, Parfenov, Michael, Gulley, Margaret, Piazuelo, M Blanca, Schneider, Barbara G, Kim, Jihun, Boussioutas, Alex, Sheth, Margi, Demchok, John A, Rabkin, Charles S, Willis, Joseph E, Ng, Sam, Garman, Katherine, Beer, David G, Pennathur, Arjun, Raphael, Benjamin J, Wu, Hsin-Ta, Odze, Robert, Kim, Hark K, Bowen, Jay, Leraas, Kristen M, Lichtenberg, Tara M, Weaver, Stephanie, McLellan, Michael, Wiznerowicz, Maciej, Sakai, Ryo, Lawrence, Michael S, Cibulskis, Kristian, Lichtenstein, Lee, Fisher, Sheila, Gabriel, Stacey B, Lander, Eric S, Ding, Li, Niu, Beifang, Ally, Adrian, Balasundaram, Miruna, Birol, Inanc, Brooks, Denise, Butterfield, Yaron SN, Carlsen, Rebecca, Chu, Justin, Chuah, Eric, Chun, Hye-Jung E, Clarke, Amanda, Dhalla, Noreen, Guin, Ranabir, Holt, Robert A, Jones, Steven JM, Lee, Darlene, Li, Haiyan A, Lim, Emilia, Ma, Yussanne, Marra, Marco A, Mayo, Michael, Moore, Richard A, Mungall, Karen L, Ming Nip, Ka, and Schein, Jacqueline E

Subjects
Genetics, Digestive Diseases, Genetic Testing, Human Genome, Rare Diseases, Cancer, Good Health and Well Being, Adenocarcinoma, Female, Gene Expression Regulation, Neoplastic, Genome, Human, Herpesvirus 4, Human, Humans, Male, Mutation, Proteome, Stomach Neoplasms, Cancer Genome Atlas Research Network, General Science & Technology
Abstract

Gastric cancer is a leading cause of cancer deaths, but analysis of its molecular and clinical characteristics has been complicated by histological and aetiological heterogeneity. Here we describe a comprehensive molecular evaluation of 295 primary gastric adenocarcinomas as part of The Cancer Genome Atlas (TCGA) project. We propose a molecular classification dividing gastric cancer into four subtypes: tumours positive for Epstein-Barr virus, which display recurrent PIK3CA mutations, extreme DNA hypermethylation, and amplification of JAK2, CD274 (also known as PD-L1) and PDCD1LG2 (also known as PD-L2); microsatellite unstable tumours, which show elevated mutation rates, including mutations of genes encoding targetable oncogenic signalling proteins; genomically stable tumours, which are enriched for the diffuse histological variant and mutations of RHOA or fusions involving RHO-family GTPase-activating proteins; and tumours with chromosomal instability, which show marked aneuploidy and focal amplification of receptor tyrosine kinases. Identification of these subtypes provides a roadmap for patient stratification and trials of targeted therapies.

Published
2014

6. miRNA signature associated with outcome of gastric cancer patients following chemotherapy

Author

Kim Chang, Kim Hark K, Rettig R Luke, Kim Joseph, Lee Eunbyul T, Aprelikova Olga, Choi Il J, Munroe David J, and Green Jeffrey E

Subjects
Internal medicine, RC31-1245, Genetics, QH426-470
Abstract

Abstract Background Identification of patients who likely will or will not benefit from cytotoxic chemotherapy through the use of biomarkers could greatly improve clinical management by better defining appropriate treatment options for patients. microRNAs may be potentially useful biomarkers that help guide individualized therapy for cancer because microRNA expression is dysregulated in cancer. In order to identify miRNA signatures for gastric cancer and for predicting clinical resistance to cisplatin/fluorouracil (CF) chemotherapy, a comprehensive miRNA microarray analysis was performed using endoscopic biopsy samples. Methods Biopsy samples were collected prior to chemotherapy from 90 gastric cancer patients treated with CF and from 34 healthy volunteers. At the time of disease progression, post-treatment samples were additionally collected from 8 clinical responders. miRNA expression was determined using a custom-designed Agilent microarray. In order to identify a miRNA signature for chemotherapy resistance, we correlated miRNA expression levels with the time to progression (TTP) of disease after CF therapy. Results A miRNA signature distinguishing gastric cancer from normal stomach epithelium was identified. 30 miRNAs were significantly inversely correlated with TTP whereas 28 miRNAs were significantly positively correlated with TTP of 82 cancer patients (P Conclusions We have identified 1) a miRNA expression signature that distinguishes gastric cancer from normal stomach epithelium from healthy volunteers, and 2) a chemoreresistance miRNA expression signature that is correlated with TTP after CF therapy. The chemoresistance miRNA expression signature includes several miRNAs previously shown to regulate apoptosis in vitro, and warrants further validation.

Published
2011
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20. Comprehensive molecular characterization of gastric adenocarcinoma

Author

Bass, Adam J., Thorsson, Vesteinn, Shmulevich, Ilya, Reynolds, Sheila M., Miller, Michael, Bernard, Brady, Hinoue, Toshinori, Laird, Peter W., Curtis, Christina, Shen, Hui, Weisenberger, Daniel J., Schultz, Nikolaus, Shen, Ronglai, Weinhold, Nils, Kelsen, David P., Bowlby, Reanne, Chu, Andy, Kasaian, Katayoon, Mungall, Andrew J., Robertson, A. Gordon, Sipahimalani, Payal, Cherniack, Andrew, Getz, Gad, Liu, Yingchun, Noble, Michael S., Pedamallu, Chandra, Sougnez, Carrie, Taylor-Weiner, Amaro, Akbani, Rehan, Lee, Ju-Seog, Liu, Wenbin, Mills, Gordon B., Yang, Da, Zhang, Wei, Pantazi, Angeliki, Parfenov, Michael, Gulley, Margaret, Piazuelo, M. Blanca, Schneider, Barbara G., Kim, Jihun, Boussioutas, Alex, Sheth, Margi, Demchok, John A., Rabkin, Charles S., Willis, Joseph E., Ng, Sam, Garman, Katherine, Beer, David G., Pennathur, Arjun, Raphael, Benjamin J., Wu, Hsin-Ta, Odze, Robert, Kim, Hark K., Bowen, Jay, Leraas, Kristen M., Lichtenberg, Tara M., Weaver, Stephanie, McLellan, Michael, Wiznerowicz, Maciej, Sakai, Ryo, Lawrence, Michael S., Cibulskis, Kristian, Lichtenstein, Lee, Fisher, Sheila, Gabriel, Stacey B., Lander, Eric S., Ding, Li, Niu, Beifang, Ally, Adrian, Balasundaram, Miruna, Birol, Inanc, Brooks, Denise, Butterfield, Yaron S. N., Carlsen, Rebecca, Chu, Justin, Chuah, Eric, Chun, Hye-Jung E., Clarke, Amanda, Dhalla, Noreen, Guin, Ranabir, Holt, Robert A., Jones, Steven J.M., Lee, Darlene, Li, Haiyan A., Lim, Emilia, Ma, Yussanne, Marra, Marco A., Mayo, Michael, Moore, Richard A., Mungall, Karen L., Nip, Ka Ming, Schein, Jacqueline E., Tam, Angela, Thiessen, Nina, Beroukhim, Rameen, Carter, Scott L., Cherniack, Andrew D., Cho, Juok, DiCara, Daniel, Frazer, Scott, Gehlenborg, Nils, Heiman, David I., Jung, Joonil, Kim, Jaegil, Lin, Pei, Meyerson, Matthew, Ojesina, Akinyemi I., Pedamallu, Chandra Sekhar, Saksena, Gordon, Schumacher, Steven E., Stojanov, Petar, Tabak, Barbara, Voet, Doug, Rosenberg, Mara, Zack, Travis I., Zhang, Hailei, Zou, Lihua, Protopopov, Alexei, Santoso, Netty, Lee, Semin, Zhang, Jianhua, Mahadeshwar, Harshad S., Tang, Jiabin, Ren, Xiaojia, Seth, Sahil, Yang, Lixing, Xu, Andrew W., Song, Xingzhi, Xi, Ruibin, Bristow, Christopher A., Hadjipanayis, Angela, Seidman, Jonathan, Chin, Lynda, Park, Peter J., Kucherlapati, Raju, Ling, Shiyun, Rao, Arvind, Weinstein, John N., Kim, Sang-Bae, Lu, Yiling, Mills, Gordon, Bootwalla, Moiz S., Lai, Phillip H., Triche, Timothy, Van Den Berg, David J., Baylin, Stephen B., Herman, James G., Murray, Bradley A., Askoy, B. Arman, Ciriello, Giovanni, Dresdner, Gideon, Gao, Jianjiong, Gross, Benjamin, Jacobsen, Anders, Lee, William, Ramirez, Ricardo, Sander, Chris, Senbabaoglu, Yasin, Sinha, Rileen, Sumer, S. Onur, Sun, Yichao, Thorsson, Vésteinn, Iype, Lisa, Kramer, Roger W., Kreisberg, Richard, Rovira, Hector, Tasman, Natalie, Ng, Santa Cruz Sam, Haussler, David, Stuart, Josh M., Verhaak, Roeland G.W., Leiserson, Mark D. M., Taylor, Barry S., Black, Aaron D., Carney, Julie Ann, Gastier-Foster, Julie M., Helsel, Carmen, McAllister, Cynthia, Ramirez, Nilsa C., Tabler, Teresa R., Wise, Lisa, Zmuda, Erik, Penny, Robert, Crain, Daniel, Gardner, Johanna, Lau, Kevin, Curely, Erin, Mallery, David, Morris, Scott, Paulauskis, Joseph, Shelton, Troy, Shelton, Candace, Sherman, Mark, Benz, Christopher, Lee, Jae-Hyuk, Fedosenko, Konstantin, Manikhas, Georgy, Potapova, Olga, Voronina, Olga, Belyaev, Smitry, Dolzhansky, Oleg, Rathmell, W. Kimryn, Brzezinski, Jakub, Ibbs, Matthew, Korski, Konstanty, Kycler, Witold, ŁaŸniak, Radoslaw, Leporowska, Ewa, Mackiewicz, Andrzej, Murawa, Dawid, Murawa, Pawel, Spychała, Arkadiusz, Suchorska, Wiktoria M., Tatka, Honorata, Teresiak, Marek, Abdel-Misih, Raafat, Bennett, Joseph, Brown, Jennifer, Iacocca, Mary, Rabeno, Brenda, Kwon, Sun-Young, Kemkes, Ariane, Curley, Erin, Alexopoulou, Iakovina, Engel, Jay, Bartlett, John, Albert, Monique, Park, Do-Youn, Dhir, Rajiv, Luketich, James, Landreneau, Rodney, Janjigian, Yelena Y., Cho, Eunjung, Ladanyi, Marc, Tang, Laura, McCall, Shannon J., Park, Young S., Cheong, Jae-Ho, Ajani, Jaffer, Camargo, M. Constanza, Alonso, Shelley, Ayala, Brenda, Jensen, Mark A., Pihl, Todd, Raman, Rohini, Walton, Jessica, Wan, Yunhu, Eley, Greg, Mills Shaw, Kenna R., Tarnuzzer, Roy, Wang, Zhining, Yang, Liming, Zenklusen, Jean Claude, Davidsen, Tanja, Hutter, Carolyn M., Sofia, Heidi J., Burton, Robert, Chudamani, Sudha, and Liu, Jia

Abstract

Gastric cancer is a leading cause of cancer deaths, but analysis of its molecular and clinical characteristics has been complicated by histological and aetiological heterogeneity. Here we describe a comprehensive molecular evaluation of 295 primary gastric adenocarcinomas as part of The Cancer Genome Atlas (TCGA) project. We propose a molecular classification dividing gastric cancer into four subtypes: tumours positive for Epstein–Barr virus, which display recurrent PIK3CA mutations, extreme DNA hypermethylation, and amplification of JAK2, CD274 (also known as PD-L1) and PDCD1LG2 (also knownasPD-L2); microsatellite unstable tumours, which show elevated mutation rates, including mutations of genes encoding targetable oncogenic signalling proteins; genomically stable tumours, which are enriched for the diffuse histological variant and mutations of RHOA or fusions involving RHO-family GTPase-activating proteins; and tumours with chromosomal instability, which show marked aneuploidy and focal amplification of receptor tyrosine kinases. Identification of these subtypes provides a roadmap for patient stratification and trials of targeted therapies.

Published
2014
Full Text
View/download PDF

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