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5'-三磷酸（5'-PPP）RNA被认为是一种病原体相关分子模式（PAMP），能够被模式识别受体RIG-I所识别，并引发宿主抗病毒的天然免疫反应。然而，鲜为人知的是，实际上，每秒钟哺乳动物细胞内会产生数百万个5'-PPP修饰的转录本。其中一些转录本，特别是由RNA聚合酶III介导的转录本，具有高度有序的结构并保持为5'-PPP，具有潜在激活RIG-I的能力。细胞是如何在保持足够的敏感性以快速检测到...
Using unmanned aerial vehicle for identifying the vegetative vigor and quantify the area occupied by eucalyptus sprouts after chemical weeding in the state of Bahia, Brazil
Geotechnology Health of plants Precision?forestry Supervised classification
2024/1/12
Currently, the efficiency of chemical weeding for controlling eucalyptus sprouts is measured by field sampling, but the inefficiency of the sampling methods has led to the investigation of new technol...
Covalent Self-labeling of Tagged Proteins with Chemical Fluorescent Dyes in BY-2 Cells and Arabidopsis Seedlings
BY-2 cells Arabidopsis SNAP-tag live cell imaging microtubules endocytosis PIN2 auxin transporter
2023/12/21
Synthetic chemical fluorescent dyes promise to be useful for many applications in biology. Covalent, targeted labeling, such as with a SNAP-tag, uses synthetic dyes to label specific proteins in vivo ...
Rosin-based porous heterogeneous catalyst functionalized with hydroxyl groups and triazole groups for CO2?chemical conversion under atmospheric pressure condition
Rosin-based porous polymers CO2 Cyclic carbonates Atmospheric pressure
2023/12/15
Development of efficient, green and recyclable?heterogeneous catalysts?for the chemical conversion of CO2?into cyclic carbonates with excellent yields under atmospheric pressure condition is still a v...
Chemical control of receptor kinase signaling by rapamycin-induced dimerization
leucine-rich repeat receptor kinase brassinosteroids BRI1 BAK1 FLS2
2023/12/7
Membrane-localized leucine-rich repeat receptor kinases (LRR-RKs) sense diverse extracellular signals, and coordinate and specify cellular functions in plants. However, functional understanding and id...
Soil Organic Carbon Pools and Associated Soil Chemical Properties under Two Pine Species (Pinus sylvestris L. and Pinus nigra Arn.) Introduced on Reclaimed Sandy Soils
afforestation mine sites alien species SOM DOC extractable carbon nitrogen
2023/12/6
The roles of different tree species and their impacts are key in assessing the dynamics of soil restoration in afforested post-mining sites. The objective of this study was to compare the effect of Sc...
Chemical aspects of polymer recycling
Polymer recycling Chemical recycling Commodity polymers
2023/12/5
Since recycling of polymers is a preferred means of reducing unwanted wastes and land-filling activity, and recovering monomers or other materials of economic value, tertiary methods of recycling (che...
Population Dynamics of Juniperus macropoda Bossier Forest Ecosystem in Relation to Soil Physico-Chemical Characteristics in the Cold Desert of North-Western Himalaya
cold desert soil nutrients biomass carbon density elevational ranges natural regeneration
2023/12/1
Juniperus macropoda is the only tree species of a cold desert ecosystem that is experiencing high anthropogenic pressure and has a poor regeneration status due to harsh environmental conditions. Due t...
近日，深圳大学医学部生物医学工程学院黄鹏特聘教授团队在国际顶级学术期刊Chemical Society Reviews》（影响因子60.615，中科院一区，TOP期刊）上发表了题为《Harnessing abiotic organic chemistry in living systems for biomedical applications》的综述论文。这篇论文的所有工作均在深圳大学完成，该团...
多孔有机聚合物 (POPs) 是一类由有机建筑单元通过共价键连接构成的多孔网络材料。根据其结构特征和制备方法，POPs可分为固有微孔聚合物 (PIMs)、超交联聚合物 (HCPs)、共轭微孔聚合物 (CMPs)、共价有机骨架 (COFs)、共价三嗪骨架 (CTFs)、多孔芳香骨架 (PAFs) 等类型。POPs通常具有高表面积、可调节孔隙、可设计组成及结构、易修饰等特性。此外，POPs一般由轻质元...
浙江大学生命科学研究院2021年11月1日任艾明实验室在Nature Chemical Biology发文揭示新型RNA荧光适配体Pepper的结构以及配体识别机制（图）
任艾明 配体识别机制 晶体结构 染料配体
2022/10/25
2021年11月1日，浙江大学任艾明课题组与华东理工大学杨弋课题组合作在Nature Chemical Biology杂志上发表题为“Structure-based investigation of fluorogenic Pepper aptamer”的研究论文，报道了新型RNA荧光适配体Pepper与染料配体HBC以及其六种类似物的晶体结构，揭示了不含G-四联体的Pepper适配体识别染料配...
Analysis of Differentiated Chemical Components between Zijuan Purple Tea and Yunkang Green Tea by UHPLC–Orbitrap–MS/MS Combined with Chemometrics
紫卷茶 UHPLC 云康绿茶 特征代谢物
2023/4/19
Zijuan tea (Camellia sinensis var. assamica cv. Zijuan) is a unique purple tea. Recently, purple tea has drawn much attention for its special flavor and health benefits. However, the characteristic co...
The profile of dynamic changes in yellow tea quality and chemical composition during yellowing process
yellow tea yellowing process dynamic changes
2023/4/20
Yellowing is the key process used to produce the unique yellow tea, but the effect of the yellowing process on tea quality and chemical composition remains unclear. Here, electronic eye and tongue and...
Triterpenoid saponins in tea (Camellia sinensis) plants: biosynthetic gene expression, content variations, chemical identification and cytotoxicity
Tea saponins tea infusions anticancer activity biosynthesis gene expression tea processing
2023/4/20
Very little is known about saponins in tea and their biosynthesis in tea plants despite of theimportance. Here, we studied tea saponins and their biosynthesis genes. Saponins were promptly recovered i...
Effects of different additives on the chemical composition and microbial diversity during composting of Camellia oleifera shell
chemical composition microbial diversity Camellia oleifera shell
2023/6/2
The influence of three additives including Camellia oleifera meal, C. oleifera seed cake and goat dung during the C. oleifera shell composting was evaluated. The result of physic-chemical parameters i...