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Research Progress
  • 29

    12 2018

    Scientists Produce “Designer Triacylglycerols” in Industrial Microalgae

    . A research team led by Prof. XU Jian from the Qingdao Institute of Bioenergy and Bioprocess Technology (QIBEBT), Chinese Academy of Sciences (CAS), has discovered two novel diacylglyceryl transferases (DGAT2s) that preferentially attach LA and EPA, respectively, to the glycerol backbone to form TAGs. Molecules of triacylglycerol (TAG), formed by attaching three molecules of fatty acid (FA) to a glycerol backbone, are the main constituents of vegetable oil in plants and fats in animals and humans. TAG plays an important role in cellular metabol...

  • 21

    12 2018

    Scientists Reveal the Lipid Accumulation of Filamentous Microalgae by Omics Data

    Recently, microalgae biotechnology group led by Prof. LIU Tianzhong from Qingdao Institute of Bioenergy and Bioprocess Technology (QIBEBT), Chinese Academy of Sciences (CAS), studied the metabolic differences of lipid accumulation between photoautotrophically and heterotrophically cultivated T. minus cells by comparing the growth, biochemical composition and transcriptomic and metabolomic profiles of the cells, and they constructed a global network model of the central carbon metabolism and lipid biosynthetic pathways of about two cultivation modes. Continuous increasing pressures of fuel production and environmental protection have led to surge in the search for alternative and renewable energy. Many species of microalgae produce amounts of lipids, especially triacylglycerides (TAGs), the be...

  • 21

    11 2018

    Scientists Revealed Unique Transposon with Special Mechanism

    The Metabolomics Group from Qingdao Institute of Bioenergy and Bioprocess Technology (QIBEBT), Chinese Academy of Sciences (CAS) detected an active IS3-family transposon IS1447 in a typical thermophilic and cellulolytic microorganism, Clostridium thermocellum and analyzed its specific features and frameshifting pattern for transposition. In nature, the mobile genetic elements in genome are ubiquitous variable DNA sequence. They play important roles in genome plasticity, cell adaptability and function evolution. Bacterial insertion sequences (ISs) are widely used type of genetic el...

  • 14

    11 2018

    Chinese Scientists Develop Novel Instrument for Rapid Profiling of Antimicrobial Resistance

    Widespread antimicrobial resistance (AMR) and the associated rise of “superbugs” is a major public health threat. A leading cause is the misuse or overuse of antibiotics due to the paucity of rapid assays for clinical AMR. Now, Chinese scientists from the Qingdao Institute of Bioenergy and Bioprocess Technology (QIBEBT) of the Chinese Academy of Sciences have introduced a prototype instrument that can directly measure antimicrobial resistant phenotypes at single-cell resolution from clinical samples within three hours, without the need for cell propagation. Widespread antimicrobial resistance (AMR) and the associated rise of “superbugs” is a major public health threat. A leading cause is the misuse or overuse of antibiotics due to the paucity of rapid assays for clinical AMR.
      Now, Chinese scien...

  • 13

    11 2018

    Scientists Propose Objective Metrics to Assess Microbiome Novelty and Impact via Microbiome Search Engine

    Scientists from the Qingdao Institute of Bioenergy and Bioprocess Technology (QIBEBT), Chinese Academy of Sciences (CAS), developed a way to objectively evaluate the novelty and impact of plethora of microbiomes in the vast universe of microbiome big-data, based on an innovative tool called Microbiome Search Engine (MSE). These inventions, published in mBio, are the compasses guiding mankind’s exploration in the vast universe of microbiome big-data. Scientists from the Qingdao Institute of Bioenergy and Bioprocess Technology(QIBEBT), Chinese Academy of Sciences (CAS), developed a way to objectively evaluate the novelty and impact of plethora of microbiomes in the vast universe of microbiome b...

  • 30

    10 2018

    Green Wood Fiber Boosts High Performance Lithium-sulfur Batteries

    The Advanced Energy Storage Materials and Technology Group fromQingdao Institute of Bioenergy and Bioprocess Technology (QIBEBT), Chinese Academy of Sciences (CAS) developed a new reinforced-concrete-structure flexible sulfur-carrier, with green wood fiber and carbon nanotubes as sulfur host, and graphene as current collector.It greatly boosted the electrochemical performance of Li–S batteries. In recent years, with the popularization and application of portable electronic equipment and electric vehicles, the society has presented new challenges to the electrochemical energy storage devices. The application of conventional lithium-ion ba...