Jinmo Yang

Catholic University of Korea, Seoul, Seoul, South Korea

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Publications (3)2.83 Total impact

  • Article: Randomized, multicenter, phase III trial of heptaplatin 1-hour infusion and 5-fluorouracil combination chemotherapy comparing with cisplatin and 5-fluorouracil combination chemotherapy in patients with advanced gastric cancer.
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    ABSTRACT: Heptaplatin (Sunpla) is a cisplatin derivative. A phase IIb trial using heptaplatin resulted in a 34% response rate with mild nephrotoxicity. We conducted a randomized phase III trial of heptaplatin plus 5-FU compared with cisplatin plus 5-FU in patients with advanced gastric cancer. One hundred seventy-four patients (heptaplatin, n=88; cisplatin, n=86) from 13 centers were enrolled. The eligibility criteria were as follows: patients with pathologically-proven adenocarcinoma, chemonaive patients, or patients who had received only single adjuvant chemotherapy, and who had a measurable or evaluable lesion. On day 1, heptaplatin (400 mg/m(2)) or cisplatin (60 mg/m(2)) was given over 1 hour with 5-FU (1 gm/m(2)) on days 1~5 every 4 weeks. At the time of survival analysis, the median overall survival was 7.3 months in the 5-FU + heptaplatin (FH) arm and 7.9 months in the 5-FU + cisplatin (FP) arm (p=0.24). Of the FH patients, 34.2% (complete response [CR], 1.3%; partial response [PR], 32.9%) experienced a confirmed objective response compared with 35.9% (CR 0%, PR 35.9%) of FP patients (p=0.78). The median-time-to-progression was 2.5 months in the FH arm and 2.3 months in the FP arm. The incidence of neutropenia was higher with FP (28%) than with FH (16%; p=0.06); grade 3~4 nausea and vomiting were more frequent in the FP than in the FH arm (p=0.01 and p=0.05, respectively). The incidence of increased proteinuria and creatininemia was higher with FH than with FP; however, there was no statistical difference. There were no treatment-related deaths. Heptaplatin showed similar effects to cisplatin when combined with 5-FU in advanced gastric cancer patients with tolerable toxicities.
    Cancer Research and Treatment 04/2009; 41(1):12-8.
  • Article: Phase I dose escalation study of docetaxel with a fixed dose of S-1 in combination chemotherapy for advanced gastric cancer.
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    ABSTRACT: The primary objectives of this study were to estimate the maximum-tolerated dose (MTD) of docetaxel in combination with a fixed dose of S-1 and to determine the recommended dose (RD). Patients with histologically proven gastric carcinoma with metastatic or locally advanced inoperable disease were eligible. Patients received intravenous docetaxel starting at 40 mg/m(2) (dose level 1), and stepwise dose increases to 50, 60, and 70 mg/m(2) were planned for successive patient cohorts (dose levels 2, 3, and 4, respectively) over 1 h on day 1 and oral S-1 administered at a fixed dose of 40 mg/m(2) twice daily on days 1-14, both drugs every 21 days. A total of 13 patients were enrolled into this trial. All three patients at dose level 3 developed dose-limiting toxicities (DLT), and this level was declared to be the MTD. Hence, level 2 (docetaxel 50 mg/m(2)) was declared to be the RD for the next study. As 9 of the 13 enrolled patients responded to treatment, the overall objective response rate was 69.2% (95% CI, 44.1-94.3%). The median time to progression was 8.38 months (range 1.44-8.51) and the overall survival duration was 9.9 months (range 0.62-11.57). The most common grade 3/4 toxicity of docetaxel plus S-1 was neutropenia, which was tolerable and manageable. This regimen showed encouraging activity and a manageable safety profile in advanced gastric carcinoma and could be used in further randomized studies.
    Cancer Chemotherapy and Pharmacology 06/2008; 63(2):253-60. · 2.83 Impact Factor
  • Article: Oxaliplatin/5-FU without leucovorin chemotherapy in metastatic colorectal cancer.
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    ABSTRACT: Fluorouracil (5-FU) and leucovorin combination therapy have shown synergistic or additive effect against advanced colorectal cancer, but the frequency of mucositis and diarrhea is increased. Most previous studies have used high dose leucovorin (300 approximately 500 mg/m(2)). However, some studies of oxaliplatin and 5-FU with low-dose or high-dose leucovorin in Korea have shown similar response rates. Therefore, we studied the necessity of leucovorin and evaluated the objective tumor response rates and toxicities of a regimen of oxaliplatin and 5-FU without leucovorin every 2 weeks in metastatic colorectal cancer patients. Twenty-four patients with metastatic colorectal cancer were enrolled between January 2002 and March 2003. Patients received 85 mg/m(2) of oxaliplatin on day 1, a bolus 5-FU 400 mg/m(2) on day 1 and a continuous 5-FU infusion at 600 mg/m(2)/ 22 hours days 1 and 2, every 2 weeks. Of the 24 patients treated, 17 patients received previous 5FU with leucovorin and/or other chemotherapy. Three patients could not be evaluated. Five partial responses were observed with overall response rate of 21% (n=24). Of the previous chemotherapy group (n=17), 4 partial responses were observed with response rate of 24%. Median overall survival was 18 months (range 4 approximately 32 months) and median progression free survival was 4 months (range 2 approximately 6 months). This regimen was well tolerated and only 1 grade 3 anemia was observed. Oxaliplatin/5-FU combination therapy without leucovorin achieved a relatively high response rate even in patients resistant to the previous 5-FU chemotherapy, and toxicity was minimal.
    Cancer Research and Treatment 08/2005; 37(4):212-5.