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Upgraded durian genome reveals the role of chromosome reshuffling during ancestral karyotype evolution,lignin biosynthesis regulation,and stress tolerance

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Science China(Life Sciences) 2024年第6期67卷 1266-1279页

作者： Wanwan Li Xin Chen Jianing Yu Yuxian Zhu College of Life Sciences Shaanxi Normal UniversityXi’an 710119China The State Key Laboratory of Protein and Gene Research College of Life SciencesPeking UniversityBeijing 100871China The institute for Advanced studies Wuhan UniversityWuhan 430072China

Durian(Durio zibethinus)is a tropical fruit that has a unique flavor and *** occupies a significant phylogenetic position within the Malvaceae *** core-eudicot plants are reported to share seven ancestral karyotypes that have undergone reshuffling,resulting in an abundant genomic ***,the ancestral karyotypes of the Malvaceae family,as well as the evolution trajectory leading to the28 chromosomes in durian,remain poorly ***,we report the high-quality assembly of the durian genome with comprehensive comparative genomic *** analyzing the collinear blocks between cacao and durian,we inferred 11 Malvaceae ancestral *** blocks were present in a single-copy form in cacao and mainly in triplicates in durian,possibly resulting from a recent whole genome triplication(WGT)event that led to hexaploidization of the durian genome around 20(17–24)million years ago.A large proportion of the duplicated genes in durian,such as those involved in the lignin biosynthesis module for phenylpropane biosynthesis,are derived directly from whole genome duplication,which makes it an important force in reshaping its genomic *** studies have revealed that genes involved in feruloyl-Co A formations were highly preferentially expressed in fruit peels,indicating that the thorns produced on durian fruit may comprise guaiacyl and syringyl *** all the analyzed transcription factors(TFs),members of the heat shock factor family(HSF)were the most significantly upregulated under heat *** subfamilies of genes encoding heat shock proteins(HSPs)in the durian genome appear to have undergone *** potential interactions between HSF Dzi05.397 and HSPs were examined and experimentally *** study provides a high-quality durian genome and reveals the reshuffling mechanism of ancestral Malvaceae chromosomes to produce the durian *** also provide insights into the mechanism underlying lignin bi

关键词： Durio zibethinus whole genome duplication whole genome triplication Malvaceae ancestral karyotypes chromosome reshuffling lignin biosynthesis heat stress

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Redefining biofuels:Investigating oil palm biomass as a promising cellulose feedstock for nitrocellulose-based propellant production

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Defence Technology（防务技术） 2024年第7期37卷 111-132页

作者： Khoirul Solehah binti Abdul Rahim Alinda binti Samsuri Siti Hasnawati binti Jamal Siti Aminah binti Mohd Nor Siti Nor Ain binti Rusly Hafizah binti Ariff Nur Shazwani binti Abdul Latif Centre for Tropicalization(CENTROP) Defence Research InstituteUniversiti Pertahanan Nasional MalaysiaKem Sungai Besi57000 Kuala LumpurMalaysia Department of Chemistry and Biology Centre for Defence Foundation StudiesUniversiti Pertahanan Nasional MalaysiaKem Sungai Besi57000 Kuala LumpurMalaysia

This review paper explores the potential of oil palm biomass as a valuable cellulose source for the production of nitrocellulose-based propellants,contributing to the green revolution and sustainable energy *** highlights the availability of the corresponding biomass in Malaysia and in line with global studies,the chemical compositions,as well as a brief description of current technologies for converting biomass of oil palm into value added products specifically *** to achieve maximum utilization of biomass from oil palm industry for cellulose production and prospective source for nitrocellulose-based propellant are also *** methodology section outlines the pretreatment of lignocellulosic fibres,cellulose extraction,and nitrocellulose production ***,the review underscores the prospective of palm oil biomass as a sustainable cellulose source for propellant manufacturing,while acknowledging the need for further research and advancements in the field.

关键词： Biopolymer Cellulose nitrate Energetic materials Green technology Palm oil

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“Two Sessions”Chart a Clear Path in an Uncertain World

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China Today 2024年第4期73卷 21-23页

作者： WILLIAM JONES Chongyang institute for Financial studies under Renmin University of China

China is serving as an anchor of stability in a world engulfed in geopolitical rivalry and *** 2024 sessions of China’s top legislature and political advisory body exuded a strong sense of confidence in China’s ability to steer its course toward modernization in spite of the headwinds created by the hysterical reaction of some in the West over Beijing’s emergence as a world power.

关键词： spite winds World

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Opening-Up China's Bright Path

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China News Release 2024年第1期 20-23页

作者： Zhou Jin institute of Contemporary China studies at the Chinese Academyof Social Sciences

For the past 45 years of reform and opening-up that began in late 1978, the Communist Party of China(CPC) has led 1.4 billion Chinese in engaging with the outside world and creating global miracles. This grand practic... 详细信息

关键词： outside Opening Bright

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Rekindling *** Cooperation

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Beijing Review 2024年第38期67卷 22-23页

作者： Denis Simon The institute for China-America studies in Washington D.C

Chinese President Xi Jinping's recent reply to a letter from Lamont Repollet,/President of Kean University in New Jersey,the U.S.,could not have occurred at a more opportune *** against the backdrop of the 50,000-student initiative announced by President Xi during a visit to the United States in November 2023,the letter emphasized the importance of educational exchanges in building positive bilateral relations,and called on universities in both countries to strengthen cooperation in pursuing ***.

关键词： U.S. letter universities

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Everyone Wins with China and Malaysia

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China Report ASEAN 2024年第6期9卷 60-62页

作者： Zhao Shulan the China(Kunming)institute for South Asian and Southeast Asian studies

China-Malaysia economic cooperation began in *** the last 50 years,direct investment and trade ties have been the heart of bilateral economic *** injecting continuous momentum to the two countries’economic developmen... 详细信息

关键词： investment cooperation Malaysia

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The GSI and Building a Neighborhood Community with a Shared Future

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Contemporary World 2024年第4期 39-43页

作者： Luo Shengrong institute of International Researches at the Yunnan University institute of Regional and Country-Specific studies at the Yunnan University

Against the backdrop of the international political and economic configuration featuring that“the East is rising and the West is declining”,relations between China and its neighboring countries enjoy steady development in gen***,the return of the Cold War mentality,rampant protectionism and prominent security governance issues have seriously threatened peace and stability in China’s neighboring region.

关键词： peace neighboring Neighborhood

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Cucurbit[n]uril-based nanostructure construction and modification

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Chinese Chemical Letters 2024年第8期35卷 138-148页

作者： Lijun Mao Shuo Li Xin Zhang Zhan-Ting Li Da Ma School of Pharmaceutical Engineering&institute for Advanced studies Taizhou UniversityJiaojiang 318000China Key Laboratory of Synthetic and Self-Assembly Chemistry for Organic Functional Molecules Shanghai Institute of Organic ChemistryChinese Academy of SciencesShanghai 200032China Department of Chemistry Shanghai Key Laboratory of Molecular Catalysis and Innovative MaterialsFudan UniversityShanghai 200438China

New fabrication method of nanostructures is of great importance for the applications of nanoscience and *** review summarizes cucurbit[n]uril(CB[n])-based nanostructure fabrication and modification *** strategies include the use of CB[n]s as building blocks and supramolecular crosslinkers to fabricate nanostructures,to surface modify nanostructures,and as gatekeepers to control the release of encapsulated *** nanostructures are used for drug delivery,bioimaging,chemical sensing,catalysis and other ***[n]s often play a vital role in the fabrication of these nanos-tructures,and the realization of the applications.

关键词： Cucurbit[n]uril Nanostructure Host-guest interaction Nanofabrication

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Synthesis of plant-based biogenic jarosite nanoparticles using Azadirachta indica and Eucalyptus gunni leaf extracts and its application in Fenton degradation of dicamba

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Water Science and Engineering 2024年第2期17卷 157-165页

作者： Shivaswamy Bhaskar Basavaraju Manu Marikunte Yanjarappa Sreenivasa Arlapadavu Manoj Department of Civil Engineering National Institute of Technology CalicutKozhikode 673601KeralaIndia Deparment of Civil Engineering National Instute of Techogy KamatakaSurahalP.Srinivasnaga Mangaore5725Indi Department of studies in Microbiology University of MysoreMysuru 570006KarnatakaIndia Department of Civil Enginering Siddaganga Institute of TechnologyTumkur 572103India

Bio-jarosite,an iron mineral synthesized biologically using bacteria,is a substitute for iron catalysts in the Fenton oxidation of organic *** nanocatalysts have been widely used as Fenton catalysts because they have a larger surface area than ordinary catalysts,are highly recyclable,and can be treated *** study aimed to explore the catalytic properties of bio-jarosite iron nanoparticles syn-thesized with green methods using two distinct plant species:Azadirachta indica and Eucalyptus *** focus was on the degradation of dicamba via Fenton *** synthesized nanoparticles exhibited different particle size,shape,surface area,and chemical composition *** particles were effective in removing dicamba,with removal efficiencies of 96.8%for *** bio-jarosite iron nano-particles(ABFeNPs)and 93.0%for *** bio-jarosite iron nanoparticles(EBFeNPs)within 120 min of *** the catalyst dosage by 0.1 g/L resulted in 7.6%and 43.0%increases in the dicamba removal efficiency for EBFeNPs and ABFeNPs with rate constants of 0.025 min^(-1) and 0.023 min^(-1),respectively,confrming their catalytic ***,the high efficiency of both catalysts was demonstrated through five consecutive cycles of linear pseudo-first-order Fenton oxidation reactions.

关键词： Acidithiobacillus ferrooxidans Fenton process Jarosite Herbicide Dicamba Azadirachta indica Eucalyptus gunni

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Dietary cooking oils and cardiometabolic measurements in an elderly Chinese population

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Journal of Geriatric Cardiology 2024年第6期21卷 642-650页

作者： Xin-Yu WANG Chao-Ying MIAO Xiao-Fei YE Wen-Yuan-Yue WANG Jia-Bo ZHU Yi ZHOU Yan LI Ji-Guang WANG School of Public Health Shanghai Jiao Tong University School of MedicineShanghaiChina Department of Cardiovascular Medicine Centre for Epidemiological Studies and Clinical TrialsThe Shanghai Institute of HypertensionRuijin HospitalShanghai Jiao Tong University School of MedicineShanghaiChina

OBJECTIVE To investigate three features of dietary cooking oil intake,namely,the consumption,cooking style,and composition of fatty acids in relation to several cardiometabolic measurements in an elderly Chinese *** The elderly(≥65 years)participants for this study were recruited from two community health centers in the urban area of Shanghai.A questionnaire was administered to collect information on dietary oil consumption(low,medium and high)and cooking styles(fry or stir-fry ***)and the composition of fatty acids(poly-unsaturated ***-unsaturated).The cardiometabolic measurements included anthropometry,blood pressure,fasting plasma glucose and serum *** The 1186 study participants had a mean age of 70.9±5.4 *** mean dietary oil consumption was 35.0 g/d,being low(<25 g/d),medium(25-49 g/d)and high(≥50 g/d)in 485,467 and 234 participants,*** proportion of the fry or stir-fry cooking style and oils rich in mono-unsaturated fatty acids was 30.4%and 27.4%,*** before and after adjustment for sex,age,current smoking and alcohol intake,dietary oil consumption was significantly(P≤0.02)and positively associated with the prevalence of treated hypertension and fasting plasma glucose *** similar adjustments as above and additional adjustment for dietary oil consumption,the fry or stir-fry cooking style was significantly(P≤0.048)and positively associated with body mass index,but inversely with systolic and diastolic blood pressure and serum low-density lipoprotein cholesterol,and the dietary intake of oils rich in mono-unsaturated fat acids was significantly(P≤0.02)and positively associated with diastolic blood pressure,serum triglycerides,total cholesterol and low-density lipoprotein cholesterol,and the prevalence of hypertriglyceridemia and *** This study showed that both the consumption and composition of fatty acids of the dietary oils mattered with regard to sev

关键词： cooking elderly unsaturated

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