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| 1 | Whole-Genome Resequencing of a Worldwide Collection of Rapeseed Accessions Reveals the Genetic Basis of Ecotype Divergence显示文摘Rapeseed (Brassica napus),an important oilseed crop,has adapted to diverse climate zones and latitudes by forming three main ecotype groups,namely winter,semiwinter,and spring types. However,genetic variations underlying the divergence of these ecotypes are largely unknown. Here,we report the global pattern of genetic polymorphisms in rapeseed determined by resequencing a worldwide collection of 991 germplasm accessions.A total of 5.56 and 5.53 million singlenucleotide polymorphisms (SNPs)as Well as 1.86 and 1.92 million InDels were identified by mapping reads to the reference genomes of 'Darmor-bzh'and 'Tapidor,'respectively.We generated a map of allelic drift paths that shows splits and mixtures of the main populations,and revealed an asymmetric evolution of the two subgenomes of B.napus by calculating the genetic diversity and linkage disequilibrium parameters.Selective-sweep analysis revealed genetic changes in genes orthologous to those regulating various aspects of plant development and response to stresses.A genome-wide association study identified SNPs in the promoter regions of FLOWERING LOCUS T and FLOWERING LOCUS C orthologs that corresponded to the different rapeseed ecotype groups. Our study provides important insights into the genomic footprints of rapeseed evolution and flowering-time divergence among three ecotype groups,and will facilitate screening of molecular markers for accelerating rapeseed breeding. | Dezhi Wu Zhe Liang Tao Yan Ying Xu Lijie Xuan Juan Tang Gang Zhou Ulrike Lohwasser Shuijin Hua Haoyi Wang Xiaoyang Chen Qian Wang Le Zhu Antony Maodzeka Nazim Hussain Zhilan Li Xuming Li Imran Haider Shamsi Ghulam Jilani Linde Wu Hongkun Zheng Guoping Zhang Boulos Chalhoub Lisha Shen Hao Yu Lixi Jiang | 2019 | Molecular Plant2019,12,1: | 10 |
| 2 | INDUCTION PLASMA REACTIVE DEPOSITION OF TUNGSTEN CARBIDE FROM TUNGSTEN METAL POWDER显示文摘Experimental results are reported on the primary carburization reaction between the tungsten powder and methane in the induction plasma, and the secondary carburiza tion of the deposit on substrate at high temperature. Optical microscopy and scanning electron microscopy were used to examine the microstructures of starting tungsten powder, carburized powder, and deposit. X-ray diffraction analysis, thermal gravimet ric analysis and microhardness measurement were used to characterize the structures and properties of the powder and the deposit. It is found that the primary carbur ization reaction in the induction plasma starts from the surface of tungsten particles when the particles are melted. Tungsten particles are partially carburized inside the reactive plasma. Complete carburization is achieved through the secondary carburiza tion reaction of the deposit on substrate at high temperature. | X.L. Jiang Institute of Surface and Coatings Technology, Central South University, Changsha 410083, China M.I. Boulos Department of Chemical Engineering, University of Sherbrooke, Sherbrooke, J1K 2R1, Canada | 2001 | Acta Metallurgica Sinica(English Letters)2001,14,5: | 4 |
| 3 | Development of Nanopowder Synthesis Using Induction Plasma显示文摘The application of induction plasma technology developed for the synthesis of nanometricpowders is summarized. A brief description of the scientific basis for the induction plasmaprocesses is given, followed by the presentation of an induction plasma system developed by Tekna,together with various examples of the nanopowders synthesized using its facilities. The advantagesof the induction plasma process over alternative techniques and its adaptability into industrialscaleoperation is particularly illustrated. Some specific issues related to the nanopowder synthesisprocess are also discussed. | Richard DOLBEC Jerzy JUREWICZ Maher BOULOS | 2010 | Plasma Science and Technology2010,12,2: | 3 |
| 4 | Radio Frequency Induction Plasma Spraying of Molybdenum显示文摘Radio frequency (RF) induction plasma was used to make free-standing deposition of molybdenum (Mo). The phenomena of particle melting, flattening, and stacking were investigated. The effect of process parameters such as plasma power, chamber pressure, and spray distance on the phenomena mentioned above was studied. Scanning electron microscopy (SEM) was used to analyze the plasma-processed powder, splats formed, and deposits obtained. Experimental results show that less Mo particles are spheroidized when compared to the number of spheroidized tungsten (W) particles at the same powder feed rate under the same plasma spray condition. Molten Mo particles can be suf[iciently flattened on substrate. The influence of the process parameters on the flattening behavior is not significant. Mo deposit is not as dense as W deposit, due to the splash and low impact of molten Mo particles. Oxidation of the Mo powder with a large particle size is not evident under the low pressure plasma spray. | 蒋显亮 Maher Boulos | 2003 | Plasma Science and Technology2003,5,4: | 2 |
| 5 | 颈动脉斑块性质、狭窄和内膜中层厚度与年龄、性别的关系显示文摘颈动脉内膜中层厚度(carotid intima-media thickness,CIMT)是一项公认的心血管事件的预测指标,然而,CIMT、年龄和性别的不同对斑块发生率和狭窄严重程度的影响的研究资料较缺乏。研究人员利用一项大型CIMT筛查注册研究的数据,评估不同CIMT水平、年龄和性别对颈动脉斑块形成和狭窄严重程度的影响。 | 刘莉 叶鹏 Boulos NM Gardin J Malik S Postley J Wong N | 2016 | 中华高血压杂志2016,24,1: | 2 |
| 6 | Factors influencing the yield of mesenteric angiography in lower gastrointestinal bleed显示文摘AIM: To assess if certain triaging rules could be established to optimize the yield of mesenteric angiography. METHODS: Medical records of 101 patients were retrospectively reviewed and parameters relating to age, gender, pulse rate, blood pressure, serum hemoglobin, intensive care unit(ICU) admission, and the number of packed red blood cells(PRBC) transfused in the 12 and 24 h prior to the angiography were tabulated in two groups with positive and negative angiography results. RESULTS: We found no correlation between gender, pulse rate, blood pressure or serum hemoglobin and positivity of the mesenteric angiogram. But patients with positive angiogram were found to be on average 7 years older(73.2 years vs 65.9 years old)(P = 0.02). Angiogram was positive in 39.3 %(11/28) of patientsadmitted in ICU vs 23.2%(17/73) who were admitted elsewhere in the hospital(P = 0.03). In the 12 and 24 h prior to angiography, patients with a positive angiogram received a mean of 2.7 ± 2.3 and 3.3 ± 2.6 units of PRBC s respectively, while patients with a negative angiogram had a mean of 1.6 ± 1.9(P = 0.02) and 2.1 ± 2.6 units(P = 0.04) received respectively in the same period. CONCLUSION: Older age, ICU admission, having received at least 4 units PRBC over 12 h or 5 units over 24 h prior to angiogram are leading indicators for a positive study. | Pasteur Rasuli Joseph Doumit Majdi Boulos Caroline Rizk Gaby Doumit | 2014 | World Journal of Radiology2014,6,5: | 2 |
| 7 | Lubricantderived tribochemical films-an infra-red spectroscopic study显示文摘 | Carter R O Boulos E N | 1992 | Tribology International1992,36,: | 1 |
| 8 | Usefulness of electroanatomical mapping to differentiate between ventricular outflow tract tachycardia and arrhythmogenic right ventricular dysplasia显示文摘 | Boulos M Lashevsky I Gep SL | 2005 | Am J Cardiol2005,95,8: | 1 |
| 9 | Resection and reconstruction of the carotid ar-tery inmetastatic squamous cell carcinoma显示文摘 | Lore JM Boulos EJ | 1981 | Am J Surg1981,142,: | 1 |
| 10 | Fasting glucose is an important independent risk factor for 30-day mortality in patients with acute myocardial infarction显示文摘 | Suleiman M Hammerman H Boulos M | 2005 | Circulation2005,111,6: | 1 |
| 11 | Thyroid-assoclated orbitopathy: a clinicopathologic and therapeutic review显示文摘 | BOULOS PR HARDY I | 2004 | Current Opinion in Ophthalmology2004,15,: | 1 |
| 12 | Fasting glucose is an impovtant independent risk Factor for 30- Day mortality in patients with acute myocardial infarction: A prospe ctive study 显示文摘 | Suleiman M Hammerm an H Boulos M | 2005 | Circulation2005,111,: | 1 |
| 13 | Surgical outcomes in hyporesponsive prolactinomas: analysis of patients with resistance or intolerance to dopamine agonists 显示文摘 | Hamilton DK Vance ML Boulos PT | 2005 | Pituitary2005,8,: | 1 |
| 14 | Feasibility of the membrane bioreactor process for water reclamation 显示文摘 | ADHAM S GAGUARDO P BOULOS L | 2001 | Water Sci-ence & Technology2001,43,10: | 1 |
| 15 | Induction Plasma Processing of Materials for Powders' Coatings' and Near-Net-Shape Parts 显示文摘 | Boulos M I | 2011 | Advanced Materials2011,8,: | 1 |
| 16 | Venous angiomas: an underestimated cause of intracranial hemorrhage显示文摘 | Malik GM Morgan JK Boulos RS | 1988 | Surg Neu- rol1988,30,: | 1 |
| 17 | Current concepts in metastasis显示文摘 | Nigam AK Pignatelli M Boulos PB | 1994 | Gut1994,35,: | 1 |
| 18 | Imaging of atypical hemangiomas of the liver with pathologic correlation显示文摘 | Vilgrain V Boulos L Vullierme M | 2000 | RadioGraphics2000,20,2: | 1 |
| 19 | Plasma power can make better powders 显示文摘 | Boulos M | 2004 | Metal PowderReport2004,59,5: | 1 |
| 20 | Managing cardiovascular risk in patients with chronic inflammatory diseases显示文摘 | Boulos Haraoui Peter Liu Kim Papp | 2012 | Clinical Rheumatology2012,,4: | 1 |