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The Omi Keron strain may contain a gene fragment of the virus that causes the common cold
Time of Update: 2021-12-31
According to a report on the Reuters website on the 4th, researchers from nference, a data analysis company in Cambridge, Massachusetts, found that this gene fragment did not appear in several previously discovered versions of the new coronavirus, but was owned by a variety of other viruses and the human genome, including Coronavirus HCoV-229E, which causes the common cold, and HIV virus, which causes AIDS .
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Science｜The rapid evolution of mobile genetic elements helps bacteria resist bacteriophages
Time of Update: 2021-12-31
Since the above two types of phage infect through different receptors, and all of the slow Vibrio bacteria have genes encoding related receptors, the author believes that the receptors cannot explain the observed phenomenon, that is, different slow Vibrio bacteria have Different phage resistance, and further explored other potential mechanisms .
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[Nature Sub-Journal] When may bacteria develop resistance to antibiotics?
Time of Update: 2021-12-28
In a new study led by researchers at UCL (University College London) and Great Ormond Street Hospital (GOSH) in the United Kingdom, scientists have discovered for the first time signs of bacterial'pre-resistance'-which indicates specific Bacteria may become resistant to antibiotics in the future .
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Progress in the research on the innovative evolutionary history of Bolete species from brown rot to symbiosis
Time of Update: 2021-12-28
In forest soil, wood-decomposing fungi, litter-decomposing fungi and ectomycorrhizal fungi form an intricate hypha network . As a decomposer of organic matter, saprophytic fungi play an irreplacea
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Can antibiotics made by bacteria kill itself?
Time of Update: 2021-12-28
Fluopsin C antibiotic (picture source: original paper) The way Pseudomonas aeruginosa dominates copper is to use two identical groups to firmly grasp a copper ion, like a crab holding its prey with tongs .
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Lu Junhong, Chinese Academy of Sciences, et al.: E. coli response to hydrogen nanobubbles: in vitro evaluation using synchronous infrared spectroscopy
Time of Update: 2021-12-26
Innovation: The use of synchrotron radiation infrared spectroscopy technology to evaluate the impact of hydrogen nanobubbles on E.
Response of Escherichia coli to hydrogen nanobubbles: an in vitro evaluation using synchrotron infrared spectroscopy[J].
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A summary of key processing technology advantages of Ketuo's probiotics (lactic acid bacteria)
Time of Update: 2021-12-24
As a leading company in the probiotics industry in China, Ketuo Biotech attaches great importance to the breakthrough of probiotics (lactic acid bacteria) production and processing technology.
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[Science breakthrough] Delta is not flat, Kappa is here again!
Time of Update: 2021-12-03
The final data shows: Delta, Kappa, Delta+ these extremely fierce mutant viruses have greatly reduced the effectiveness of vaccine-induced antibodies to neutralize the virus.
By exploring how this antibody binds to the N-terminal domain, scientists have a clearer understanding of how it fights and resists the new coronavirus .
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The team of Academician Chen Hualan reported on the temporal and spatial transmission, biological characteristics of the H5N8 subtype avian influenza virus and the protective effect of current vaccines in my country
Time of Update: 2021-12-03
The relevant results have recently been titled "Genetic and biological characteristics of the globally circulating H5N8 avian influenza viruses and the protective efficacy offered by the poultry vaccine currently used in China".
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Nat Rev Microbiol (IF=61) Shu Wensheng/Huang Linan published a review of microbial diversity in extreme environments (worthy of collection)
Time of Update: 2021-12-03
Overall, these molecular investigations have greatly expanded our understanding of the microbial diversity in the major extreme environments of the earth, usually revealing relatively low to moderately complex microbial communities and high abundance of a few dominant species with wide geographic distribution .
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CellcCMP and cUMP participate in the process of bacteria resisting phages
Time of Update: 2021-12-03
The authors studied a series of pyrimidine cyclases that can catalyze the synthesis of cCMP and cUMP after phage invasion, and determined that these molecules can initiate antiviral responses .
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Microbiology Institute has made important progress in the systematic research of quarantine fungi in my country
Time of Update: 2021-12-02
The research team of Lei Cai from the Institute of Microbiology, Chinese Academy of Sciences has long been committed to the study of the classification, system evolution, and quarantine technology of plant pathogenic fungi .
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"Nature": Shao Feng/Liu Xiaoyun team reveals a new mechanism for pathogenic bacteria to evade innate immunity
Time of Update: 2021-12-02
1038/s41586-021-04020-1[2 ] Feng Shao/Xiaoyun Liu’s team reveals a new mechanism by which pathogens inhibit the pyrolysis of host cells-a new protein post-translational modification Retrieved Nov.
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[Nature Sub-Journal] How do microorganisms choose from the "menu" of food?
Time of Update: 2021-12-02
Recently, scientists have developed and studied the smallest model of secondary growth microbial communities assembled in serially diluted cultures .
The research provides testable predictions for the assembly of natural and synthetic communities of secondary growth microorganisms .
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Zhong Nanshan's team: the origin, intermediate host and sensitization characteristics and hypotheses of SARS-CoV-2｜MDPI Healthcare
Time of Update: 2021-12-02
Research process and methods This research conducted a comprehensive amino acid sequence analysis of the sliding sequence fragments of the spike protein of the new virus, and confirmed that bats are the natural hosts of the new coronavirus SARS-CoV-2, which are then transmitted to humans through rodents .
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Elife lined up and walked together-from the disordered individual movement of bacteria to the orderly migration of groups
Time of Update: 2021-12-02
On November 2, 2021, Fu Xiongfei's research group from the Institute of Synthetic Biology, Shenzhen Advanced Institute of the Chinese Academy of Sciences published an article Spatial modulation of individual behaviors enables an ordered structure of diverse phenotypes during bacterial group migration, revealing that bacteria pass through an ordered queue Realize the coordination mechanism of cluster migration [1] .
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Science 20 years of dengue virus antigen evolution law
Time of Update: 2021-12-02
In order to expand to global sample types, the author also analyzed the antigenic characteristics of 64 DENV strains isolated from 1944 to 2012 in 20 different countries .
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Science reveals the structural basis for human-derived antibodies to synergistically neutralize Congo hemorrhagic fever virus
Time of Update: 2021-12-02
Specifically, position 1 maps to the cd loop, which is conserved between CCHFV strains and members of the genus Nerovirus; positions 2-4 are located at the Gc trimer core interface after fusion, the most effective neutralizing antibody ADI36121 targets site 3 and also shows highly effective cross-clade neutralization, which makes it an important candidate for clinical drug development .
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Autophagy Wuhan University Yu Xuejie/Zhou Chuanmin has made important progress in research on neobunia virus transmitted by ticks
Time of Update: 2021-12-02
Bunya virus SFTSV (severe fever with thrombocytopenia syndrome bunyavirus) induces and uses autophagy as its own assembly platform, and buds through autophagy-related vesicles.
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[Cell Sub-Journal] Milestone research: Virus-delivered CRISPR-Cas9 infection of intestinal microorganisms proves the potential of microbiome gene editing!
Time of Update: 2021-12-01
Author: Daisy Guide: Recently, a study published in the journal Cell Reports shows that researchers use the DNA editing system CRISPR to change the genome of bacteria in the intestinal tract of mice.
