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| 1 | Stable isotopic composition of riverine dissolved inorganic carbon of the Xijiang River Inner Estuary显示文摘为研究河流的溶解的无机的碳(DIC ) 的稳定的同位素的作文的时间空间的变化,我们在整个水疗院逻辑年执行了调查在期间它 δ
13 C 波浪交流的 DIC | JIAO Shulin TAO Zhen GAO Quanzhou LIU Kun SHE Jianwei DING Jian LIU Zufa | 2008 | Journal of Geographical Sciences2008,18,3: | 8 |
| 2 | Dating formation of natural gas pools using fluid inclusion data from reservoirs显示文摘A method has been suggested which is based on the homogenization temperatures and other data of fluid inclusions from a reservoir rock, with the combination of burial and geothermal history of the hosted rock, to date the gas reservoir formation. On the basis of this, a case study of the Carboniferous-Permian gas pools in the Ordos Basin has been conducted. The results have shown that the reservoir sandstones of the gas pool were filled by gases during 125-150 Ma, earlier in the southern area and later in the northern area, which is consistent with the basin’s geological and geochemical background under which the gas pools formed. | Xianming Xiao Zufa Liu Jiaku Mi Dehan Liu Jiagui Shen Zhiguang Song | 2002 | Chinese Science Bulletin2002,47,18: | 6 |
| 3 | A new method to reconstruct hydrocarbon-generating histories of source rocks in a petroleum-bearing basin——the method of geological and geochemical sections显示文摘Via investigating typical Palaeozoic and Mesozoic petroleum-bearing basins in China by using thermal maturation theories of organic matter to improve the conventional Karweil’s method, a new method to reconstruct hydrocarbon-generating histories of source rocks has been suggested. This method, combining geological background with geochemical information makes the calculated VRo closer to the measured one. Moreover, it enables us to make clear the hydrocarbon generation trend of source rocks during geological history. The method has the merits of simple calculation and objective presentation, especially suitable to basins whose sedimentation and tectonic movements are complicated. | XIAO Xianming LIU Zufa LIU Dehan SHEN Jiagui FU Jiamo | 2000 | Chinese Science Bulletin2000,45,S1: | 6 |
| 4 | Observation of hydrocarbon generation and migration of highly-matured carbonates by means of laser-induced fluorescence microscopy显示文摘Some important information on hydrocarbon generation, inclusion and migration inhighly-matured carbonates of lower Palaeozoic age from the Ordos Basin and Tarim Basin has been analyzed by a newly-combined laser-induced fluorescence microscope (LFM) designed by our laboratory. The following information has been obtained from the lower Ordovician lamellar carbonates with equivalent vitrinite reflectance (Ro) as high as 1.6%-1.7% and residual TOC of 0.14%-0.35% from the Ordos Basin: wide occurrences of oil and source macerals with strong fluorescence, including G.Prisca alginite, lamalginite, telalginite and algae-detrinite; fluorescing asphalt among mineral crystals; some groundmass and spheroid-like reservoir bitumen with high maturation levels in the pores of dolomites. Various kinds of fluorescing organic inclusions and asphalt have been found in the carbonates, calcareous shales and silt-shales with high maturation levels from the Cambrian-Ordovician strata in the Tarim Basin. All this helps us find | Dehan Liu Xianming Xiao Rongfen Jia Jiagui Shen Zufa Liu Yunpeng Wang Ansong Geng | 2000 | Chinese Science Bulletin2000,45,S1: | 5 |
| 5 | A new method based on vitrinite reflectance gradient to determine paleotemperature gradient of a petroleum-bearing basin显示文摘Based on the Arrhenius equation and Karweil method, a simulation calculation has been made on the thermal maturation of organic matter under a series of assuming paleotem-perature gradients. Results show that there was a positive correlation of vitrinite reflectance gradient with paleotemperature gradient and vitrinite reflectance. According to this, a model | Xianming Xiao Zufa Liu Jiagui Shen Dehan Liu | 1999 | Chinese Science Bulletin1999,44,17: | 3 |
| 6 | Characterization and origin types of immature and low-mature amorphous kerogen in terrestrial source rocks显示文摘The microfluorescent technique was applied to investigate the fluorescence alteration patterns of amorphous kerogen of the terrestrial source rocks of China. Two fluorescence parameters, I 20 546 and R were suggested, which can be taken to divide the amorphous kerogen into five types: algae amorphinite, biodegraded amorphinite A, B, C, and humic amorphous. On the basis of this, the Rock_Eval analysis results of source rocks were used to investigate the hydrocarbon generating potential of these amorphinite. | Xianming Xiao Zufa Liu Jiagui Shen | 1998 | Chinese Science Bulletin1998,43,3: | 3 |
| 7 | Reevaluation of the effect of Dianxianning on seizure rate of refractory epilepsy as additive treatment in clinical practice显示文摘We observed the effect of Dianxianning,which was used as additive treatment to treat 206 epilepsy patients,on the epilepsy seizure rate.Based on a multicenter,prospective,randomized,and controlled clinical trial design,we used the seizure rate of epilepsy as the main index.For the treatment group comprising 137 patients,we combined Dianxianning with chemical medicine,which is the basic treatment.For the control group with 69 patients,we added placebo.The results showed that 1)Effect on seizure rate:After a three-month treatment,the seizure rate of the treatment group decreased by 37.84%on average,whereas that of the control group decreased by 13.18%on average.Statistically comparing the two groups,there was a significant difference between these groups(P<0.05).2)Effect on seizure frequency:As time passed,the frequency in each group gradually decreased.After a three-month treatment,there was a significant difference between the two groups(P<0.05).3)Comparison between the before and after treatment of each group:There was a very significant difference between the two groups(P<0.0001).The results indicated that,as an additive treatment,Dianxianning has a good effect on controlling the epilepsy seizure rate and frequency management.It is more effective than using chemical medicine alone. | Liyun He Tiancai Wen Shiyan Yan Runjin Li Zufa Liu Hui Ren Jinmin Liu Fengshan Zhang Jianzhong Wu Jian Liu | 2011 | Frontiers of Medicine2011,5,2: | 0 |
| 8 | Enlarged fins of Tibetan catfish provide new evidence of adaptation to high plateau显示文摘The uplift of the Tibetan Plateau significantly altered the geomorphology and climate of the Euroasia by creating large mountains and rivers.Fishes are more likely to be affected relative to other organisms,as they are largely restricted to river systems.Faced with the rapidly flowing water in the Tibetan Plateau,a group of catfish has evolved greatly enlarged pectoral fins with more numbers of fin-rays to form an adhesive apparatus.However,the genetic basis of these adaptations in Tibetan catfishes remains elusive.In this study,we performed comparative genomic analyses based on the chromosome-level genome of Glyptosternum maculatum in family Sisoridae and detected some proteins with conspicuously high evolutionary rates in particular in genes involved in skeleton development,energy metabolism,and hypoxia response.We found that the hoxd12a gene evolved faster and a loss-of-function assay of hoxd12a supports a potential role for this gene in shaping the enlarged fins of these Tibetan catfishes.Other genes with amino acid replacements and signatures of positive selection included proteins involved in low temperature(TRMU)and hypoxia(VHL)responses.Functional assays reveal that the G.maculatum TRMU allele generates more mitochondrial ATP than the ancestral allele found in low-altitude fishes.Functional assays of VHL alleles suggest that the G.maculatum allele has lower transactivation activity than the low-altitude forms.These findings provide a window into the genomic underpinnings of physiological adaptations that permit G.maculatum to survive in the harsh environment of the Tibetan Himalayas that mirror those that are convergently found in other vertebrates such as humans. | Liandong Yang Ning Sun Honghui Zeng Ying Wang Wenjun Chen Zufa Ding Yang Liu Jing Wang Minghui Meng Yanjun Shen Jingliang Kang Xiuhui Ma Wenqi Lv Juan Chen Axel Meyer Baocheng Guo Shunping He | 2023 | Science China(Life Sciences)2023,66,7: | 0 |
| 9 | Dating hydrocarbon generation and migration based on bitumen reflectance显示文摘On the basis of thermal maturation theories of organic matter in sediments and an improved Harweil’s method, a method for dating hydrocarbon generation and migration by means of bitumen reflectance has been suggested. A few representative boreholes in the Tazhong Area of the Tarim Basin was investigated by this method. The results indicate that the three phases of bitumen from the Tazhong Area formed during Middle and Late Ordovician, Late Cretaceous-Early Tertiary, and Late Tertiary, respectively. This implicates that there were three phases of hydrocarbon generation and migration occurring in this area during geological history. This study provided a new idea for the geological application of geochemical data of bitumen. | Xianming Xiao Dehan Liu Jiamo Fu Zufa Liu Jiagui Shen | 2001 | Chinese Science Bulletin2001,46,7: | 0 |