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1Adjuvant chemotherapy for early-stage cervical cancer显示文摘The aim of this review is to address the current status of adjuvant chemotherapy alone in early-stage cervical cancer treatments in the literature. At present, the therapeutic effect of adjuvant chemotherapy alone after radical surgery(RS) has not yet been established, and radiation therapy(RT) or concurrent chemoradiotherapy(CCRT) is recommended as the standard adjuvant therapy after RS for early-stage cervical cancer in various guidelines. The main purpose of adjuvant therapy after RS, however, should be to reduce extrapelvic recurrence rather than local recurrence, although adjuvant RT or CCRT has survival benefits for patients with intermediate- or high-risk factors for recurrence. Moreover, several studies reported that adjuvant therapies including RT were associated with a higher incidence of complications, such as lymphedema, bowel obstruction and urinary disturbance, and a lower grade of long-term quality of life(QOL) or sexual functioning than adjuvant chemotherapy alone. The effect of adjuvant chemotherapy alone for early-stage cervical cancer with intermediate- or high-risk factors for recurrence were not fully investigated in prospective studies, but several retrospective studies suggest that the adjuvant effects of chemotherapy alone are at least similar to that of RT or CCRT in terms of recurrence rate, disease-free survival, or overall survival(OS) with lower incidence of complications. Whereas cisplatin based combination regimens were used in these studies, paclitaxel/cisplatin(TP) regimen, which is currently recognized as a standard chemotherapy regimen for patients with metastatic, recurrent or persistent cervical cancer by Gynecologic Oncology Group(GOG), had also survival benefit as an adjuvant therapy. Therefore, it may be worth considering a prospective randomized controlled trial(RCT) of adjuvant chemotherapy alone using TP regimen versus adjuvant RT as an alternative adjuvant therapy. Because early-stage cervical cancer is a curable condition, it is necessary that the therapeutic strategies should be improved with considering adverse events and QOL for long-term survivors.Hiroshi Asano Yukiharu Todo Hidemichi Watari 2016Chinese Journal of Cancer Research2016,28,2:10
2Concurrent chemoradiotherapy for cervical cancer: background including evidence-based data, pitfalls of the data, limitation of treatment in certain groups显示文摘Concurrent chemoradiotherapy(CCRT) is regarded as the standard treatment for locally advanced uterine cervical cancer(LACC), including stage Ib2-IVa disease [International Federation of Gynecology and Obstetrics(FIGO) staging]. However, approximately a third of eligible patients in previous studies died of LACC despite receiving CCRT. The therapeutic significance of CCRT alone in stage III-IVa disease has not yet been confirmed. Effective treatment of some LACC is beyond the scope of CCRT. The objective of the present review is to highlight some challenging work aimed at overcoming this seemingly intractable disease. CCRT with increased peak concentrations of cisplatin(CDDP), surgery following CCRT, adjuvant chemotherapy(CT) following CCRT, and neoadjuvant CT followed by CCRT are strategies expected to enhance the therapeutic efficacy of CCRT. If patients with LACC were divided into those with low-risk or high-risk systemic disease or prognoses, novel strategies should be assessed in the group with high-risk disease.Yukiharu Todo Hidemichi Watari 2016Chinese Journal of Cancer Research2016,28,2:7
3Fatty liver in hepatitis C patients post-sustained virological response with direct-acting antivirals显示文摘AIM To determine steatosis and fibrosis prevalence in hepatitis C patients after a sustained virological response achieved with direct-acting antivirals.METHODS Transient elastography with controlled attenuation parameter(CAP) was used to assess hepatic steatosis post-sustained virological response(SVR);the CAP technology was not available in the United States at study initiation.Liver stiffness/fibrosis was measured before and 47 wk after treatment completion.Patients with genotype 3 and patients with cirrhosis were excluded.RESULTS One hundred and one patients were included in the study.Post-SVR there were decreases from baseline in alanine aminotransferase(ALT)(63.1 to 17.8 U/L),aspartate aminotransferase(51.8 to 21.5 U/L) and fibrosis score(7.4 to 6.1 k Pa)(P < 0.05).Post-SVR,48 patients(47.5%) had steatosis on CAP;of these,6.25% had advanced fibrosis.Patients with steatosis had higher body mass index(29.0 vs 26.1 kg/m2),glucose(107.8 vs 96.6 mg/d L),ALT(20.4 vs 15.3 mg/d L),CAP score(296.3 vs 212.4 d B/m) and fibrosis score(7.0 vs 5.3 k Pa);P < 0.05.Interestingly,compared to baseline,both patients with and without steatosis had change in fibrosis score post-SVR(7.7 k Pa vs 7.0 k Pa and 7.0 k Pa vs 5.3 k Pa);alternatively,(P < 0.05) and therefore patients with steatosis continued to have clinically significant stiffness(≥ 7 k Pa).CONCLUSION Fatty liver is very common in hepatitis C virus(HCV) patients post-SVR.These patients continue to have elevated mean fibrosis score(≥ 7 k Pa) compared to those without fatty liver;some have advanced fibrosis.Long term follow up is needed to assess steatosis and fibrosis in HCV patients post-SVR.Mazen Noureddin Micaela M Wong Tsuyoshi Todo Shelly C Lu Arun J Sanyal Edward A Mena 2018World Journal of Gastroenterology2018,24,11:6
4Global Optimum-Based Search Differential Evolution显示文摘In this paper, a global optimum-based search strategy is proposed to alleviate the situation that the differential evolution(DE) usually sticks into a stagnation, especially on complex problems. It aims to reconstruct the balance between exploration and exploitation, and improve the search efficiency and solution quality of DE. The proposed method is activated by recording the number of recently consecutive unsuccessful global optimum updates. It takes the feedback from the global optimum,which makes the search strategy not only refine the current solution quality, but also have a change to find other promising space with better individuals. This search strategy is incorporated with various DE mutation strategies and DE variations. The experimental results indicate that the proposed method has remarkable performance in enhancing search efficiency and improving solution quality.Yang Yu Shangce Gao Yirui Wang Yuki Todo 2019IEEE/CAA Journal of Automatica Sinica2019,6,2:5
5Endoscopic naso-pancreatic drainage for the treatment of pancreatic fistula occurring after LDLT显示文摘Pancreatic fistula is a quite rare complication in patients who undergo living donor liver transplantation(LDLT).However,in the cases that show pancreatic fistula,the limited volume of the graft and the resultant inadequate liver function may complicate the management of the fistula.As a result,the pancreatic fistula may result in the death of the patient.We present 2 cases in whichendoscopic treatment was effective against pancreatic fistulas that developed after LDLT.In case 1,a 61-yearold woman underwent LDLT for primary biliary cirrhosis.Because of a portal venous thrombus caused by a splenorenal shunt,the patient underwent portal vein reconstruction,and a splenorenal shunt was ligated on postoperative day(POD)7.The main pancreatic duct was injured during the manipulation to achieve hemostasis,thereby necessitating open drainage.However,discharge of pancreatic fluid continued even after POD 300.Endoscopic naso-pancreatic drainage(ENPD)was performed,and this procedure resulted in a remarkable decrease in drain output.The refractory pancreatic fistula healed on day 40 after ENPD.In case 2,a 58-year-old man underwent LDLT for cirrhosis caused by the hepatitis C virus.When the portal vein was exposed during thrombectomy,the pancreatic head was injured,which led to the formation of a pancreatic fistula.Conservative therapy was ineffective;therefore,ENPD was performed.The pancreatic fistula healed on day 38 after ENPD.The findings in these 2 cases show that endoscopic drainage of the main pancreatic duct is a less invasive and effective treatment for pancreatic fistulas that develop after LDLT.Akihisa Nagatsu Toshiya Kamiyama Satoru Todo Masahiko Taniguchi Tomomi Suzuki Hiroyuki Furukawa Tsuyoshi Shimamura Kenichiro Yamashita Hiroshi Kawakami Daisuke Abo 2011World Journal of Gastroenterology2011,17,30:5
6Clinical impacts of mesothelin expression in gastrointestinal carcinomas显示文摘Mesothelin,C-ERC/mesothelin is a 40-kD a cell surface glycoprotein that is normally present on normal mesothelial cells lining the pleura,peritoneum,and pericardium.Moreover,mesothelin has been shown to be overexpressed in several human cancers,including virtually all mesothelioma and pancreatic cancer approximately 70% of ovarian cancer and extra bile duc cancer,and 50% of lung adenocarcinomas and gastric cancer.The full-length human mesothelin gene encodes the primary product,a 71-k Da precursor protein.The71-kD a mesothelin precursor is cleaved into two products40-k Da C-terminal fragment that remains membranebound via glycosylphosphatidylinositol anchor,and a31-kD a N-terminal fragment,megakaryocyte potentiating factor,which is secreted into the blood.The biologica functions of mesothelin remain largely unknown However,results of recent studies have suggested tha the mesothelin may play a role of cell proliferation and migration.In pancreatic cancer,mesothelin expression was immunohistochemically observed in all cases,bu absent in normal pancreas and in chronic pancreatitis Furthermore,the expression of mesothelin was correlated with an poorer patient outcome in severa human cancers.The limited mesothelin expression in normal tissues and high expression in many cancers makes it an attractive candidate for cancer therapy.The present review discusses the expression and function o mesothelin in cancer cells and the utility of mesothelin as a target of cancer therapy.Takahiro Einama Futoshi Kawamata Hirofumi Kamachi Hiroshi Nishihara Shigenori Homma Fumihiko Matsuzawa Tatsuzo Mizukami Yuji Konishi Munenori Tahara Toshiya Kamiyama Okio Hino Akinobu Taketomi Satoru Todo 2016World Journal of Gastrointestinal Pathophysiology2016,7,2:4
7Estimating reflectance and shape of objects from a single cartoon-shaded image显示文摘Although many photorealistic relighting methods provide a way to change the illumination of objects in a digital photograph, it is currently difficult to relight digital illustrations having a cartoon shading style. The main difference between photorealistic and cartoon shading styles is that cartoon shading is characterized by soft color quantization and nonlinear color variations that cause noticeable reconstruction errors under a physical reflectance assumption, such as Lambertian reflection. To handle this non-photorealistic shading property, we focus on shading analysis of the most fundamental cartoon shading technique. Based on the color map shading representation, we propose a simple method to determine the input shading as that of a smooth shape with a nonlinear reflectance property. We have conducted simple ground-truth evaluations to compare our results to those obtained by other approaches.Hideki Todo Yasushi Yamaguchi 2017Computational Visual Media2017,3,1:2
8Randomized study of lafutidine vs lansoprazole in patients with mild gastroesophageal reflux disease显示文摘AIM: To compare the clinical efficacy of the secondgeneration H2 RA lafutidine with that of lansoprazole in Japanese patients with mild gastroesophageal reflux disease(GERD). METHODS: Patients with symptoms of GERD and a diagnosis of grade A reflux esophagitis(according to the Los Angeles classification) were randomized to receive lafutidine(10 mg, twice daily) or lansoprazole(30 mg, once daily) for an initial 8 wk, followed by maintenance treatment comprising half-doses of the assigned drug for 24 wk. The primary endpoint was the frequency and severity of heartburn during initial and maintenance treatment. The secondary endpoints were the sum score of questions 2 and 3 in the Gastrointestinal Symptom Rating Scale(GSRS), and the satisfaction score.RESULTS: Between April 2012 and March 2013, a total of 53 patients were enrolled, of whom 24 and 29 received lafutidine and lansoprazole, respectively. After 8 wk, the frequency and severity of heartburn was significantly reduced in both groups. However, lafutidine was significantly inferior to lansoprazole with regard to the severity of heartburn during initial and maintenance treatment(P = 0.016). The sum score of questions 2 and 3 in the GSRS, and satisfaction scores were also significantly worse in the lafutidine group than the lansoprazole group(P = 0.0068 and P = 0.0048, respectively).CONCLUSION: The clinical efficacy of lafutidine was inferior to that of lansoprazole, even in Japanese patients with mild GERD.Ryuta Takenaka Hiroyuki Okada Seiji Kawano Yoshinori Komazawa Fumiya Yoshinaga Shinji Nagata Masafumi Inoue Hirohisa Komatsu Seiji Onogawa Yoshinori Kushiyama Shinichi Mukai Hiroko Todo Hideharu Okanobu Noriaki Manabe Shinji Tanaka Ken Haruma Yoshikazu Kinoshita 2016World Journal of Gastroenterology2016,22,23:2
9Extending indication: Role of living donor liver transplantation for hepatocellular carcinoma显示文摘Satoru Todo Hiroyuki Furukawa Mitsuhiro Tada 2007Liver Transpl2007,,2:2
10Perioperative Management of Hepatic Resection Toward Zero Mortality and Morbidity: Analysis of 793 Consecutive Cases in a Single Institution显示文摘Toshiya Kamiyama Kazuaki Nakanishi Hideki Yokoo Hirofumi Kamachi Munenori Tahara Kenichiro Yamashita Masahiko Taniguchi Tsuyoshi Shimamura Michiaki Matsushita Satoru Todo 2010Journal of the American College of Surgeons2010,,4:2
11α-fetoprotein,vascular endothelial growth factor receptor-1 and early recurrence of hepatoma显示文摘AIM:To investigate whether α-fetoprotein (AFP) and vascular endothelial growth factor receptor (VEGFR)-1 correlate with early recurrence of hepatoma/hepatocel-lular carcinoma (HCC).METHODS:From 2000 to 2005,114 consecutive pa-tients with HCC underwent primary curative hepatecto-my.The mean age was 60.7 (8.7) years and 94 patients were male.The median follow-up period was 71.2 mo (range:43-100 mo).Immediately prior to commencing laparotomy,5 mL bone marrow was aspirated from thesternum and collected in citrate-coated test tubes.The initial 2 mL of bone marrow aspirate was discarded in each case.AFP mRNA and VEGFR-1 mRNA in the bone marrow and peripheral blood (BM-and PH-AFP mRNA and BM-and PH-VEGFR-1 mRNA,respectively) were measured by real-time quantitative reverse transcription polymerase chain reaction.As normal controls,VEGFR-1 mRNA in the bone marrow and peripheral blood was also measured in 11 living liver donors.These data were evaluated for any correlation with early recurrence,comparing clinical and pathological outcomes.RESULTS:The cut-off value of the BM-AFP mRNA and PH-AFP mRNA level in patients with HCC was set at 1.92 × 10-7 and zero,respectively,based on data from the controls.A total of 34 (29.8%) and six (5.4%) patients were positive for BM-AFP mRNA and PH-AFP mRNA,respectively.The BM-VEGFR-1 mRNA levels in all HCC patients were higher than those in the normal con-trols,and this was the case also for PH-VEGFR-1mRNA.The 25-percentile values for the BM-and PH-VEGFR-1 mRNA in HCC patients were used as the cut-off values for assigning the patients into two groups based on these transcript levels.The High group for BM-VEG-FR-1 mRNA contained 81 (71.1%) HCC cases and the Low group was assigned 33 (28.9%) patients.These numbers for PH-VEGFR-1mRNA were 78 (75.0%) and 26 (25.0%),respectively.HCC recurred in 80 patients;in the remnant liver in 48 cases,in the remnant liver and remote tissue in 20,and in the remote tissue alone in 12.BM-AFP mRNA-positive cases showed a signifi-cantly higher rate of early recurrence (within 1 year of surgical treatment) compared with BM-AFP mRNA-negative patients (P=0.0091).Patients were classified into four groups according to the level/status of their BM-VEGFR-1 and BM-AFP mRNA as follows:group A (n=23),BM-VEGFR-1/BM-AFP mRNA=low/negative;group B (n=57) high/negative;group C (n=10) low/positive;group D (n=24),high/positive.This classifi-cation was found to correlate with a recurrence of thisdisease within 1 year (P=0.0228).The disease-free survival curve of group A was significantly better than that of groups B,C or D (P=0.0437,P=0.0325,P=0.0225).No other classification (i.e.,PH-VEGF-R1/BM-AFP,BM-VEGF-R1/PH-AFP,and PH-VEGF-R1/PH-AFP mRNA) showed such a correlation.CONCLUSION:The evaluation of BM-AFP and BM-VEG-FR-1 mRNA in patients with HCC may be a valuable pre-dictor of disease recurrence following curative resection.Toshiya Kamiyama Masato Takahashi Kazuaki Nakanishi Hideki Yokoo Hirofumi Kamachi Nozomi Kobayashi Michitaka Ozaki Satoru Todo 2012World Journal of Gastroenterology2012,18,4:2
12Perioperative Management of Hepatic Resection Toward Zero Mortality and Morbidity: Analysis of 793 Consecutive Cases in a Single Institution显示文摘Toshiya Kamiyama Kazuaki Nakanishi Hideki Yokoo Hirofumi Kamachi Munenori Tahara Kenichiro Yamashita Masahiko Taniguchi Tsuyoshi Shimamura Michiaki Matsushita Satoru Todo 2010Journal of the American College of Surgeons2010,,4:2
13Indocyanine green elimination test in orthotopic liver recipients显示文摘T Tsubono S Todo N Jabbour A Mizoe V Warty AJ Demetris TE Starzl 1996Hepatology1996,,5:2
14How to prevent and manage biliary complications in living donor liver transplantation? 显示文摘Todo S Furukawa H Kamiyama T 2005J Hepatol2005,43,1:1
15Liver resection for hilar and peripheral cholangiocarcinoma : a study of 62 cases显示文摘Madariaga JR Iwatsuki S TodoS 1998Ann Surg1998,277,:1
16Cloning and expression of two carbonyl reductase-like 20 beta-hydroxysteroid dehydrogenase cDNAs in ovarian follicles of rainbow trout (Oncorhynchus mykiss) 显示文摘Guan G Tanaka M Todo T 1999Biochem Biophys Res Commun1999,255,:1
17Upper-abdominal exentemtion in transplantation for extensive malignancies of the upper abdomen-an update 显示文摘Tzakis AG Todo S Madariaga J 1991Transplantation1991,51,3:1
18Similarity among the Drosophila (6-4)photolyase, a human photolyase homolog,and the DNA photolyase-blue-light photoreceptor family显示文摘Todo T Ryo H Yamamoto K 1996Science1996,272,5258:1
19Knowledge spillovers from FDI in China: the role of educated labor in multinational enterprises显示文摘Todo Y Zhang Weiying Zhou Li-An 2009Journal of Asian Economics2009,20,:1
20Treatment of severe intraventricular hemorrhage by intraventricular infusion of urekinase 显示文摘Todo T Usui M Takakura K 1991Neurosurg1991,74,1:1
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