Objective:To validate the eighth edition of the AJCC staging system in patients with pancreatic adenocarcinoma receiving only stereotactic body radiation therapy and chemotherapy,and to propose modifications to improv...Objective:To validate the eighth edition of the AJCC staging system in patients with pancreatic adenocarcinoma receiving only stereotactic body radiation therapy and chemotherapy,and to propose modifications to improve prognostic accuracy.Methods:Patients with pathologically confirmed pancreatic adenocarcinoma without metastasis who were undergoing only chemoradiotherapy were included and staged according to the seventh and eighth editions of the AJCC staging system.Meanwhile,another group of stage T4 patients from the above enrollment with only portal vein involvement with or without tumor thrombi(PV±PVTT)were retrieved for survival comparisons.Modifications were proposed according to the survival comparisons.A cohort from the SEER database was used for external validation of the modified staging system.Results:A total of 683 patients were included.Patients with N2 or N1 but different T stages had significantly different survival outcomes according to the eighth edition.The survival of patients with(PV±PVTT)was comparable to that of patients with T4 tumors.The concordance index of the seventh and eighth editions,and the modified staging system was 0.744(95%CI:0.718—0.769),0.750(95%CI:0.725—0.775),and 0.788(95%CI:0.762-0.813),respectively.For external validation,the concordance index was 0.744(95%CI:0.718-0.770),0.750(95%CI:0.724-0.776),and 0.788(95%CI:0.762-0.814),respectively.Conclusions:The modified staging system is suggested to have the m ost accurate prognostic value.Hence,PV土PVTT should be added to the definition of T4 tumors regardless of tumor size.Patients with N2 or N1 in different T stages could be regrouped into different substages.Additionally,stage III should be subclassified into IIIA(T3N 2 and T4N 0)and IIIB(T4N 1-2).展开更多
In the Eighth Five-Year Plan period,China’s construction undertaking developedrapidly,witnessing its greatest ever success.According to an official at the Ministry ofConstruction,the construction sector madegreat pro...In the Eighth Five-Year Plan period,China’s construction undertaking developedrapidly,witnessing its greatest ever success.According to an official at the Ministry ofConstruction,the construction sector madegreat progress in the construction of urbanareas,towns and villages,real estate andurban public facilities.展开更多
Since its implementation of the openingpolicy,China has witnessed greatsuccess in foreign fund utilization.Hunan,situated in the hinterland,beganto introduce foreign capital a little later thanthe coastal areas.In 197...Since its implementation of the openingpolicy,China has witnessed greatsuccess in foreign fund utilization.Hunan,situated in the hinterland,beganto introduce foreign capital a little later thanthe coastal areas.In 1979,Hunan began toconduct processing and assembling businessand compensation trade,but gained only afew million US dollars.A vast change wastook place in the Eighth Five-Year Planperiod,achieving a great quantitative andqualitative rise in foreign capital utilizationas compared with the sixth and seventh Five-Year Plan periods.In the past five years,Hunan has approved 4,001 foreign-fundedprojects,a 5,5-fold increase over the total forthe previous 12 years(1979-1990),including3,584 projects directly financed by展开更多
This study investigated the residual film content and distribution at different soil depths in the Eighth Division of the Xinjiang Production and Construction Corps.Before spring plowing in 2019,representative fields ...This study investigated the residual film content and distribution at different soil depths in the Eighth Division of the Xinjiang Production and Construction Corps.Before spring plowing in 2019,representative fields in four areas(Anjihai,Shihezi suburbs,Mosuowan and Xiayedi)were selected for residual film collection.The average content of residual film in the Eighth Division was 104 kg/ha.The residual film content in the four areas decreased in the order Anjihai>Shihezi suburbs>Mosuowan>Xiayedi.The average amount of residual film collected from cotton fields was greater than that from corn fields.Residual film content in the cotton field at soil depths of 0~10 and 10~30 cm was higher than that in the corn field,whereas the residual film content at a 30–50 cm soil depth in the corn field was higher than that in the cotton field.The results showed that farmers do not consider the long-term benefits,the high cost and short time of recycling,and the easy recycling of surface residual film.The shallow that the higher content of residual film,the less water in the soil of cotton.The same time,the results showed that the quantity of residual film in cotton field had greater influence on cotton quality.展开更多
The applied research on remote-sensing technology at our Academy has achieved the envisaged target of scaling a new stage during each of the five year plans. At present, there are some 30 research sections and teams s...The applied research on remote-sensing technology at our Academy has achieved the envisaged target of scaling a new stage during each of the five year plans. At present, there are some 30 research sections and teams specializing in the subject and staffed by more than 1,700 professionals in the CAS system, including six CAS members and some 500 mid-ranking or senior researchers. It is expected that the number of doctorate and post-doctorate scholars flocking to the field are in rapid increase. During the Sixth Five-year Plan period(1981-1985), the telemetric research at the展开更多
During the China’"Eighth Five-year Plan", the Chinese rice breeders developed hundreds of new rice varieties(combinations) which have higher yield, better rice quality or higher resistance. Among them, 83 n...During the China’"Eighth Five-year Plan", the Chinese rice breeders developed hundreds of new rice varieties(combinations) which have higher yield, better rice quality or higher resistance. Among them, 83 new varieties (combinations) were released in the national or provincial levels. In addition, many new germplasms and excellence breeding materials were obtained which is rery useful for the rice breeding in the future.展开更多
The annual China (Guangzhou) International Automobile Exhibition was held at the China Import and Export Commodity Fair on December 21-27, 2010. This year’s exhibition covered about 160,000 square meters. The world’s
In this paper, an instability criteria for nonlinear ordinary vector differential equation （1.1） is given. The result extends and includes the results of previous authors in （[1], [27]）.
ＡｖｅｒａｇｅＡｎｎｕａｌＧｒｏｗｔｈｏｆＧＤＰｄｕｒｉｎｇｔｈｅＥｉｇｈｔｈＦｉｖｅ－ＹｅａｒＰｌａｎＰｅｒｉｏｄＳｔａｔｅＳｔａｔｉｓｔｉｃａｌＢｕｒｅａｕＳｏｕｒｃｅ：ＳｔａｔｅＳｔａｔｉｓｔｉｃａｌＢｕｒｅａ...ＡｖｅｒａｇｅＡｎｎｕａｌＧｒｏｗｔｈｏｆＧＤＰｄｕｒｉｎｇｔｈｅＥｉｇｈｔｈＦｉｖｅ－ＹｅａｒＰｌａｎＰｅｒｉｏｄＳｔａｔｅＳｔａｔｉｓｔｉｃａｌＢｕｒｅａｕＳｏｕｒｃｅ：ＳｔａｔｅＳｔａｔｉｓｔｉｃａｌＢｕｒｅａｕ．Average Annual Growth of GDP d...展开更多
The Eighth Congress of the China Law Society was opened at the Great Hall of the People on the morning of March 19, 2019. Chinese President Xi Jinping and other Communist Party of China (CPC) and State leaders, Li Keq...The Eighth Congress of the China Law Society was opened at the Great Hall of the People on the morning of March 19, 2019. Chinese President Xi Jinping and other Communist Party of China (CPC) and State leaders, Li Keqiang. Li Zhanshu and Wang Huning. attended the opening ceremony and extended their congratulations to the congress.展开更多
Lexus,the world’s leading luxury car producer,brought its CT200h and six more vehicles to display at the eighth China Changchun International Auto Expo in Changchun,capital of Northeast China’s Jilin Province on Jul...Lexus,the world’s leading luxury car producer,brought its CT200h and six more vehicles to display at the eighth China Changchun International Auto Expo in Changchun,capital of Northeast China’s Jilin Province on July14.展开更多
From Nov 5 to 8,the Eighth China-South Asia International Cultural Forum was held in Kunming,Yunnan province.At the opening ceremony,Li Xikui,secretary-general of the Chinese People’s Association for Friendship with ...From Nov 5 to 8,the Eighth China-South Asia International Cultural Forum was held in Kunming,Yunnan province.At the opening ceremony,Li Xikui,secretary-general of the Chinese People’s Association for Friendship with Foreign Countries,said that since the founding of the China-South Asia International Cultural Forum.展开更多
Many talented new athletes emerged during China’s Eighth National Games, which were held in Shanghai in October of last year. They broke several world, regional,
基金grants from the Special Project of Ministry of Science and Technology(Grant No.2017 YFC0113104)We thank Dr.Jiuhong Chen for helpful comments,Dr.Fabienne Hirigoyenberry and Dr.Huijun Chen,for language editing and LinkDoc for their constructive advice in patient follow-up.
文摘Objective:To validate the eighth edition of the AJCC staging system in patients with pancreatic adenocarcinoma receiving only stereotactic body radiation therapy and chemotherapy,and to propose modifications to improve prognostic accuracy.Methods:Patients with pathologically confirmed pancreatic adenocarcinoma without metastasis who were undergoing only chemoradiotherapy were included and staged according to the seventh and eighth editions of the AJCC staging system.Meanwhile,another group of stage T4 patients from the above enrollment with only portal vein involvement with or without tumor thrombi(PV±PVTT)were retrieved for survival comparisons.Modifications were proposed according to the survival comparisons.A cohort from the SEER database was used for external validation of the modified staging system.Results:A total of 683 patients were included.Patients with N2 or N1 but different T stages had significantly different survival outcomes according to the eighth edition.The survival of patients with(PV±PVTT)was comparable to that of patients with T4 tumors.The concordance index of the seventh and eighth editions,and the modified staging system was 0.744(95%CI:0.718—0.769),0.750(95%CI:0.725—0.775),and 0.788(95%CI:0.762-0.813),respectively.For external validation,the concordance index was 0.744(95%CI:0.718-0.770),0.750(95%CI:0.724-0.776),and 0.788(95%CI:0.762-0.814),respectively.Conclusions:The modified staging system is suggested to have the m ost accurate prognostic value.Hence,PV土PVTT should be added to the definition of T4 tumors regardless of tumor size.Patients with N2 or N1 in different T stages could be regrouped into different substages.Additionally,stage III should be subclassified into IIIA(T3N 2 and T4N 0)and IIIB(T4N 1-2).
文摘In the Eighth Five-Year Plan period,China’s construction undertaking developedrapidly,witnessing its greatest ever success.According to an official at the Ministry ofConstruction,the construction sector madegreat progress in the construction of urbanareas,towns and villages,real estate andurban public facilities.
文摘Since its implementation of the openingpolicy,China has witnessed greatsuccess in foreign fund utilization.Hunan,situated in the hinterland,beganto introduce foreign capital a little later thanthe coastal areas.In 1979,Hunan began toconduct processing and assembling businessand compensation trade,but gained only afew million US dollars.A vast change wastook place in the Eighth Five-Year Planperiod,achieving a great quantitative andqualitative rise in foreign capital utilizationas compared with the sixth and seventh Five-Year Plan periods.In the past five years,Hunan has approved 4,001 foreign-fundedprojects,a 5,5-fold increase over the total forthe previous 12 years(1979-1990),including3,584 projects directly financed by
基金This study was funded by“Strong youth”key talents of scientific and technological innovation of the Xinjiang Construction Crops(No.2021CB040)“Science and Technology Project of the Eighth Division(No.2022NY03)”.
文摘This study investigated the residual film content and distribution at different soil depths in the Eighth Division of the Xinjiang Production and Construction Corps.Before spring plowing in 2019,representative fields in four areas(Anjihai,Shihezi suburbs,Mosuowan and Xiayedi)were selected for residual film collection.The average content of residual film in the Eighth Division was 104 kg/ha.The residual film content in the four areas decreased in the order Anjihai>Shihezi suburbs>Mosuowan>Xiayedi.The average amount of residual film collected from cotton fields was greater than that from corn fields.Residual film content in the cotton field at soil depths of 0~10 and 10~30 cm was higher than that in the corn field,whereas the residual film content at a 30–50 cm soil depth in the corn field was higher than that in the cotton field.The results showed that farmers do not consider the long-term benefits,the high cost and short time of recycling,and the easy recycling of surface residual film.The shallow that the higher content of residual film,the less water in the soil of cotton.The same time,the results showed that the quantity of residual film in cotton field had greater influence on cotton quality.
文摘The applied research on remote-sensing technology at our Academy has achieved the envisaged target of scaling a new stage during each of the five year plans. At present, there are some 30 research sections and teams specializing in the subject and staffed by more than 1,700 professionals in the CAS system, including six CAS members and some 500 mid-ranking or senior researchers. It is expected that the number of doctorate and post-doctorate scholars flocking to the field are in rapid increase. During the Sixth Five-year Plan period(1981-1985), the telemetric research at the
文摘During the China’"Eighth Five-year Plan", the Chinese rice breeders developed hundreds of new rice varieties(combinations) which have higher yield, better rice quality or higher resistance. Among them, 83 new varieties (combinations) were released in the national or provincial levels. In addition, many new germplasms and excellence breeding materials were obtained which is rery useful for the rice breeding in the future.
文摘The annual China (Guangzhou) International Automobile Exhibition was held at the China Import and Export Commodity Fair on December 21-27, 2010. This year’s exhibition covered about 160,000 square meters. The world’s
文摘In this paper, an instability criteria for nonlinear ordinary vector differential equation （1.1） is given. The result extends and includes the results of previous authors in （[1], [27]）.
文摘The Eighth Congress of the China Law Society was opened at the Great Hall of the People on the morning of March 19, 2019. Chinese President Xi Jinping and other Communist Party of China (CPC) and State leaders, Li Keqiang. Li Zhanshu and Wang Huning. attended the opening ceremony and extended their congratulations to the congress.
文摘Lexus,the world’s leading luxury car producer,brought its CT200h and six more vehicles to display at the eighth China Changchun International Auto Expo in Changchun,capital of Northeast China’s Jilin Province on July14.
文摘From Nov 5 to 8,the Eighth China-South Asia International Cultural Forum was held in Kunming,Yunnan province.At the opening ceremony,Li Xikui,secretary-general of the Chinese People’s Association for Friendship with Foreign Countries,said that since the founding of the China-South Asia International Cultural Forum.
文摘Many talented new athletes emerged during China’s Eighth National Games, which were held in Shanghai in October of last year. They broke several world, regional,
