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Cancer Research and Treatment: Official Journal of Korean Cancer Association

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https://www.readbyqxmd.com/read/27857020/surrogate-endpoints-in-second-line-trials-of-targeted-agents-in-metastatic-colorectal-cancer-a-literature-based-systematic-review-and-meta-analysis
#1
Chiara Cremolini, Carlotta Antoniotti, Filippo Pietrantonio, Rosa Berenato, Marco Tampellini, Chiara Baratelli, Lisa Salvatore, Federica Marmorino, Beatrice Borelli, Federico Nichetti, Paolo Bironzo, Cristina Sonetto, Maria Di Bartolomeo, Filippo de Braud, Fotios Loupakis, Alfredo Falcone, Massimo Di Maio
Purpose: To evaluate progression-free survival (PFS) and objective response rate (ORR) as surrogate endpoints of overall survival (OS) in modern clinical trials investigating the efficacy of targeted agents in the second-line treatment of metastatic colorectal cancer (mCRC). Materials and Methods: A systematic search of literature pertaining to randomized phase II and III trials evaluating targeted agents as second-line treatments for mCRC was performed. The strength of the correlation between both PFS and ORR and OS was assessed based on the Pearson's correlation coefficient (R) and the coefficient of determination (R2)...
November 15, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27857022/trends-in-participation-rates-for-the-national-cancer-screening-program-in-korea-2002-2012
#2
Mina Suh, Seolhee Song, Ha Na Cho, Boyoung Park, Jae Kwan Jun, Eunji Choi, Yeol Kim, Kui Son Choi
Purpose: The National Cancer Screening Program (NCSP) in Korea supports cancer screening for stomach, liver, colorectal, breast, and cervical cancer. This study was conducted to assess trends in participation rates among Korean men and women invited to undergo screening via the NCSP as part of an effort to guide future implementation of the program in Korea. Materials and Methods: Data from the NCSP for 2002 to 2012 were used to calculate annual participation rates with 95% confidence intervals (CI) by gender, insurance status, and age group for stomach, liver, colorectal, breast, and cervical cancer screening...
November 11, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27857021/effects-and-mechanisms-of-metformin-on-the-proliferation-of-esophageal-cancer-cells-in-vitro-and-in-vivo
#3
Jian-Cai Tang, Rui An, Yi-Qing Jiang, Jian Yang
Purpose: To observe the effects of metformin on human esophageal cancer cell, and to investigate its possible mechanisms. Materials and Methods: Cell viability was detected by using a cell counting kit-8(CCK-8), while cell cycle and apoptosis were assessed by flow cytometry and western blot was used to measure the expression of the related proteins. RNAi was used to knockout pyruvate kinase muscle isozyme 2 (PKM2). An Eca109 tumor model was established to evaluate the antitumor effect in vivo...
November 11, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27857025/efficacy-of-chemotherapy-in-patients-with-unresectable-or-metastatic-pancreatic-acinar-cell-carcinoma-potentially-improved-efficacy-with-oxaliplatin-containing-regimen
#4
Changhoon Yoo, Bum Jun Kim, Kyu-Pyo Kim, Jae-Lyun Lee, Tae Won Kim, Baek-Yeol Ryoo, Heung-Moon Chang
Purpose: Pancreatic acinar cell carcinoma (ACC) is a rare cancer of the exocrine pancreas. Because of its rare incidence, the efficacy of chemotherapy in this patient population has been largely unknown. Therefore, we retrospectively analyzed the outcomes of patients with advanced pancreatic ACC who received chemotherapy. Materials and Methods: Between January 1997 and March 2015, 15 patients with unresectable or metastatic pancreatic ACC who received systemic chemotherapy were identified in Asan Medical Center, Korea...
November 9, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27857024/a-randomized-phase-ii-study-of-leucovorin-5-fluorouracil-with-or-without-oxaliplatin-lv5fu2-vs-folfox-for-curatively-resected-node-positive-esophageal-squamous-cell-carcinoma
#5
Sung Hee Lim, Young Mog Shim, Se Hoon Park, Hong Kwan Kim, Young Soo Choi, Myung-Ju Ahn, Keunchil Park, Jae Ill Zo, Jong-Mu Sun
Purpose: The optimal perioperative treatment for resectable esophageal squamous cell carcinoma (ESCC) remains controversial. We evaluated the efficacy and safety of leucovorin and 5-fluorouracil (LV5FU2) and LV5FU2 plus oxaliplatin (FOLFOX) combination chemotherapies administered adjuvantly for curatively-resected, node-positive ESCC. Patients and methods Patients with pathologically node-positive esophageal cancer after curative R0 resection were enrolled and randomly assigned to receive LV5FU2 or FOLFOX biweekly for up to eight cycles...
November 9, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27857023/fgfr4-arg388-is-correlated-with-poor-survival-in-resected-colon-cancer-promoting-epithelial-to-mesenchymal-transition
#6
Sang Hee Cho, Chang Soo Hong, Hee Nam Kim, Min Ho Shin, Ka Rham Kim, Hyun Jeong Shim, Jun Eul Hwang, Woo Kyun Bae, Ik Joo Chung
Purpose: Fibroblast growth factor receptor (FGFR) 4 plays an important role in cancer progression during tumor proliferation, invasion, and metastasis. This study evaluated the prognostic role of FGFR4 polymorphism in patients with resected colon cancer, including the underlying mechanism. Materials and Methods: FGFR4 polymorphism was characterized in patients who received curative resection for stage III colon cancer. FGFR4-dependent signal pathways involving cell proliferation, invasion, and migration according to genotypes were also evaluated in transfected colon cancer cell lines...
November 9, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27809459/survey-of-the-patterns-of-using-stereotactic-ablative-radiotherapy-for-early-stage-non-small-cell-lung-cancer-in-korea
#7
Sanghyuk Song, Ji Hyun Chang, Hak Jae Kim, Yeon Sil Kim, Jin Hee Kim, Yong Chan Ahn, Jae-Sung Kim, Si Yeol Song, Sung Ho Moon, Moon June Cho, Seon Min Youn
Purpose: Stereotactic ablative radiotherapy (SABR) is an effective emerging technique for early-stage non-small cell lung cancer (NSCLC). We investigated the current practice of SABR for early-stage NSCLC in Korea. Materials and Methods: We conducted a nationwide survey of SABR for NSCLC by sending e-mails to all board-certified members of the Korean Society for Radiation Oncology. The survey included 23 questions focusing on the technical aspects of SABR and 18 questions seeking the participants' opinions on specific clinical scenarios in the use of SABR for early-stage NSCLC...
October 31, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27809458/why-do-some-people-choose-opportunistic-rather-than-organized-cancer-screening-the-korean-national-health-and-nutrition-examination-survey-knhanes-2010-2012
#8
Myung-Il Hahm, Hsueh-Fen Chen, Thaddeus Miller, Liam O'Neill, Hoo-Yeon Lee
Purpose: Although the Korean government has implemented a universal screening program for common cancers, some individuals choose to participate in opportunistic screening programs. Therefore, this study was conducted to identify factors contributing to the selection of organized versus opportunistic screening by the Korean general population. Materials and Methods: Data from 11,189 participants aged ≥40 years who participated in the fifth Korean National Health and Nutrition Examination Survey (2010-2012) were analyzed in this study...
October 31, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27809457/effects-of-postoperative-radiotherapy-on-leptomeningeal-carcinomatosis-or-dural-metastasis-after-resection-of-brain-metastases-in-breast-cancer-patients
#9
Boram Ha, Seung Yeun Chung, Yeon-Joo Kim, Ho-Shin Gwak, Jong Hee Chang, Sang Hyun Lee, In Hae Park, Keun Seok Lee, Seeyoun Lee, Tae Hyun Kim, Dae Yong Kim, Seok-Gu Kang, Chang-Ok Suh
Purpose: In this retrospective study, we compared the incidence of leptomeningeal carcinomatosis or dural metastasis (LMCDM) in patients who received whole brain radiotherapy (WBRT), partial radiotherapy (PRT), or no radiotherapy (RT) following resection of brain metastases from breast cancer. Materials and Methods: Fifty-one patients with breast cancer underwent surgical resection for newly diagnosed brain metastases in two institutions between March 2001 and March 2015...
October 31, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27764904/incorporating-risk-factors-to-identify-the-indication-of-post-mastectomy-radiotherapy-in-n1-breast-cancer-treated-with-optimal-systemic-therapy-a-multicenter-analysis-in-korea-krog-14-23
#10
Hae Jin Park, Kyung Hwan Shin, Jin Ho Kim, Seung Do Ahn, Ja Young Kim, Won Park, Yong Bae Kim, Yeon-Joo Kim, Jin Hee Kim, Kyubo Kim, Kyung Ran Park, Hyun Soo Shin, Bae Kwon Jeong, Sun Young Lee, Suzy Kim
Purpose: In a recent meta-analysis, post-mastectomy radiotherapy (PMRT) reduced any first recurrence (AFR) and improved survival in N1 and N2 patients. We investigated risk factors for AFR in N1 after optimal systemic therapy without PMRT, to define a subgroup of patients who may benefit from PMRT. Materials and Methods: 1,382 pT1-2N1M0 breast cancer patients treated with mastectomy without PMRT between 2005 and 2010 were retrospectively analyzed. Only 0.6% had no systemic therapy...
October 19, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27764906/a-multicenter-randomized-phase-ii-study-of-docetaxel-vs-docetaxel-plus-cisplatin-vs-docetaxel-plus-s-1-as-second-line-chemotherapy-in-metastatic-gastric-cancer-patients-who-had-progressed-after-cisplatin-plus-either-s-1-or-capecitabine
#11
Keun-Wook Lee, Bum Jun Kim, Mi-Jung Kim, Hye Sook Han, Jin Won Kim, Young Iee Park, Sook Ryun Park
Purpose: This study evaluated the re-challenge of S-1 or cisplatin in combination with docetaxel in metastatic gastric cancer (MGC) that had progressed on a cisplatin plus either S-1 or capecitabine regimen. Materials and Methods: Patients with progressive disease after first-line cisplatin plus S-1 or capecitabine were randomized to receive 3-week cycles of docetaxel 75 mg/m² intravenously (IV) on D1 (D), docetaxel 60 mg/m² IV plus cisplatin 60 mg/m² IV on D1 (DC), or docetaxel 60 mg/m² IV D1 plus oral S-1 30 mg/m² b...
October 18, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27764905/development-of-a-community-based-palliative-care-model-for-advance-cancer-patients-in-public-health-centers-in-busan-korea
#12
Sook-Nam Kim, Soon-Ock Choi, Seong Hoon Shin, Ji-Sun Ryu, Jeong-Won Baik
Purpose: A feasible palliative care model for advance cancer patients is needed in Korea with its rapidly aging population and corresponding increase in cancer prevalence. This study describes the process involved in the development of a community-based palliative care (CBPC) model implemented originally in a Busan pilot project. Material and Methods: The model development included Steps I and II of the pilot project, identification of the service types, a survey exploring the community demand for palliative care, construction of an operational infrastructure, and the establishment of a service delivery system...
October 18, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27737536/long-non-coding-rna-hoxa11-antisense-promotes-cell-proliferation-and-invasion-and-predicts-patient-prognosis-in-serous-ovarian-cancer
#13
Ga Won Yim, Hee Jung Kim, Lee Kyung Kim, Sang Wun Kim, Sunghoon Kim, Eun Ji Nam, Young Tae Kim
Purpose: The biological function of long non-coding RNAs (lncRNAs) is only partially understood; therefore, in this study, we investigated the expression of the novel HOXA11 antisense (HOXA11as) lncRNA and its oncogenic role in serous ovarian cancer (SOC). Materials and Methods: HOXA11as expression was examined in 129 serous ovarian cancer tissue samples by real time RT-PCR. Clinicopathological factors and patient survival were compared between the high (N = 27) and low HOXA11as expression group (N = 102)...
October 11, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27737535/clinicopathologic-characteristics-and-prognosis-of-tongue-squamous-cell-carcinoma-in-patients-with-and-without-a-history-of-radiation-for-nasopharyngeal-carcinoma-a-matched-case-control-study
#14
Peng Zhang, Li Zhang, Hui Liu, Lei Zhao, Yong Li, Jing-Xian Shen, Qing Liu, Meng-Zhong Liu, Mian Xi
Purpose: Previous studies reported an association between an increased risk of tongue cancer and radiation treatment for nasopharyngeal carcinoma (NPC). This study compared the clinicopathologic characteristics and outcomes of tongue squamous cell carcinoma (TSCC) in patients with and without a history of radiotherapy for NPC. Materials and Methods: From 1965 to 2009, a total of 73 patients were diagnosed with TSCC with a history of radiotherapy for NPC. The patients were matched in a 1:3 ratio with patients with sporadic TSCC according to age, sex, and year of the TSCC diagnosis...
October 11, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27737534/ercc1-expression-based-randomized-phase-ii-study-of-gemcitabine-cisplatin-versus-irinotecan-cisplatin-in-patients-with-advanced-non-small-cell-lung-cancer
#15
Ji-Youn Han, Geon Kook Lee, Kun Young Lim, Young Ju Lee, Byung Ho Nam, Jin Soo Lee
Purpose: We evaluated the clinical utility of excision repair cross-complementation group 1 (ERCC1) expression as a predictive biomarker for platinum-based chemotherapy in advanced non-small cell lung cancer (NSCLC). Materials and Methods: Eligible patients were randomly assigned to the GP (gemcitabine 1,250 mg/m2 on days 1 and 8, and cisplatin 75 mg/m2 on day 1 every 3 weeks) or IP (irinotecan 65 mg/m2 and cisplatin 30 mg/m2 on days 1 and 8 every 3 weeks) arm. The primary goal of this study was to compare the response rate (RR) of the GP and IP arms according to the ERCC1 expression level...
October 11, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27737538/anti-tumor-effect-of-kx-01-through-inhibiting-src-family-kinases-and-mitosis
#16
Seongyeong Kim, Ahrum Min, Kyung-Hun Lee, Yaewon Yang, Tae-Yong Kim, Jee Min Lim, So Jung Park, Hyun-Jin Nam, Jung Eun Kim, Sang-Hyun Song, Sae-Won Han, Do-Youn Oh, Jee Hyun Kim, Tae-You Kim, David Hangauer, Johnson Yiu-Nam Lau, Kyongok Im, Dong Soon Lee, Yung-Jue Bang, Seock-Ah Im
Purpose: KX-01 is a novel dual inhibitor of Src and tubulin. Unlike previous Src inhibitors that failed to show clinical benefit during treatment of breast cancer, KX-01 can potentially overcome the therapeutic limitations of current Src inhibitors through inhibition of both Src and tubulin. The present study further evaluates the activity and mechanism of KX-01 in vitro and in vivo. Materials and Methods: The anti-tumor effect of KX-01 in triple negative breast cancer (TNBC) cell lines was determined by MTT assay...
October 6, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27737537/dose-response-relationship-between-radiation-dose-and-loco-regional-control-in-patients-with-stage-ii-iii-esophageal-cancer-treated-with-definitive-chemoradiotherapy
#17
Hyun Ju Kim, Yang-Gun Suh, Yong Chan Lee, Sang Kil Lee, Sung Kwan Shin, Byung Chul Cho, Chang Geol Lee
Purpose: The correlation between radiation dose and loco-regional control (LRC) was evaluated in patients with stage II-III esophageal cancer treated with definitive concurrent chemoradiotherapy (CRT). Materials and Methods: Medical records of 236 stage II-III esophageal cancer patients treated with definitive CRT at Yonsei Cancer Center between 1994 and 2013 were retrospectively reviewed. Among these, 120 received a radiation dose of <60 Gy (standard-dose group), while 116 received ≥60 Gy (high-dose group)...
October 6, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27669706/proton-pump-inhibition-enhances-the-cytotoxicity-of-paclitaxel-in-cervical-cancer
#18
Taejong Song, Hye-Kyung Jeon, Ji Eun Hong, Jung-Joo Choi, Tae-Joong Kim, Chel Hun Choi, Duk-Soo Bae, Byoung-Gie Kim, Jeong-Won Lee
Purpose: This study was conducted to investigate whether a proton pump inhibitor (PPI) could enhance chemosensitivity via the inhibition of vacuolar-type H+ ATPase (V-ATPase) in cervical cancer. Materials and Methods: The expression of V-ATPase was evaluated in 351 formalin-fixed, paraffin-embedded human cervical cancer tissues using immunohistochemistry and compared with clinicopathologic risk factors for disease prognosis. The influence of cell proliferation and apoptosis following V-ATPase siRNA transfection or esomeprazole pretreatment was assessed in cervical cancer cell lines using MTT and ELSIA assay, respectively...
September 27, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27669705/lung-cancer-epidemiology-in-korea
#19
Aesun Shin, Chang-Mo Oh, Byung-Woo Kim, Hyeongtaek Woo, Young-Joo Won, Jin-Soo Lee
Purpose: The current study was undertaken to examine the trends in the lung cancer incidence, mortality, and survival after a diagnosis in Korea. Materials and Methods: Lung cancer incidence data according to the histologic type and mortality data were obtained from the Korea Central Cancer Registry and the Korea Statistics Office, respectively. The age-standardized incidence and mortality rates were calculated, and the Joinpoint model and age-period-cohort analyses were used to describe the trends in the rates...
September 27, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
https://www.readbyqxmd.com/read/27669704/nomograms-predicting-platinum-sensitivity-progression-free-survival-and-overall-survival-using-pre-treatment-complete-blood-cell-counts-in-epithelial-ovarian-cancer
#20
E Sun Paik, Insuk Sohn, Sun-Young Baek, Minhee Shim, Hyun Jin Choi, Tae-Joong Kim, Chel Hun Choi, Jeong-Won Lee, Byoung-Gie Kim, Yoo-Young Lee, Duk-Soo Bae
Purpose: This study was conducted to evaluate the prognostic significance of pre-treatment complete blood cell count (CBC), including white blood cell (WBC) differential, in epithelial ovarian cancer (EOC) patients with primary debulking surgery and to develop nomograms for platinum sensitivity, progression-free survival (PFS), and overall survival (OS). Materials and Methods: We retrospectively reviewed the records of 757 patients with EOC whose primary treatment consisted of surgical debulking and chemotherapy at Samsung Medical Center from 2002 to 2012...
September 27, 2016: Cancer Research and Treatment: Official Journal of Korean Cancer Association
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