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This most basic life detail has only been unveiled-25 milliseconds through the nuclear hole
Time of Update: 2021-11-15
The precursors of these ribosomes are produced in the nucleus and then enter the cell through the so-called nuclear pore .
Transport through pores is a complex process: they are sealed by a gel that normally prevents the passage of large molecules .
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Cell Journal: There are many longevity proteins in the mitochondria of the brain
Time of Update: 2021-11-15
Krishna explained that the research team found that even if the mRNA is removed, these proteins remain in the cell for a long time and can maintain mitochondrial function .
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Why are pandas black and white?
Time of Update: 2021-11-15
"Professor Nick Scott-Samuel from the School of Psychological Sciences at the University of Bristol said: “Given the close observation distance and unique background, giant pandas seem to be very conspicuous to us.
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Do you want to get a flu shot?
Time of Update: 2021-11-15
Recently, studies have been able to show that the vaccine not only effectively protects the general population and the most vulnerable age groups (over 65,2) from severe influenza, but it also prevents cardiovascular mortality, especially the high-risk population .
If the patient is infected with influenza, vaccination is associated with a lower risk of cardiovascular events (2.
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Shanghai Jiaotong University Professor Wang Hui and other teams discovered a new mechanism for cadmium exposure to promote body fat accumulation
Time of Update: 2021-11-15
This work uses Caenorhabditis elegans and a bacterial culture system to study the relationship between environmental pollutants, bacteria and hosts, and found that environmental low-dose cadmium exposure promotes the body’s fat accumulation by up-regulating the content of the metabolite oleic acid in bacteria.
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Science Advances: Bacterial cells form membraneless organelles through liquid-liquid separation to enhance drug resistance
Time of Update: 2021-11-15
Screenshot of the paperPeking University Biomedical Frontier Innovation Center (BIOPIC), Beijing Future Gene Diagnosis Advanced Innovation Center (ICG), School of Life Sciences Researcher Bai Fan's research group once published in Molecular Cell in 2018 entitled "ATP-dependent dynamic protein" The research paper "aggregation regulates bacterial dormancy depth critical for antibiotic tolerance" reports a new type of intracellular structure in bacteria that can dynamically aggregate and disperse-protein precipitation aggregates (aggresomes) .
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PNAS: Focus on the atomic structure of artificial proteins
Time of Update: 2021-11-15
Imaging samples at low temperatures helps prevent high-energy electrons from damaging the structure .
The combination of precise synthesis of peptide polymers, low-temperature transmission electron microscopy atomic imaging and computational modeling help scientists understand the polymer structure at the atomic level .
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A new immune cell model
Time of Update: 2021-11-15
Researchers from the Francis Crick Institute, the Royal Marsden National Health Service Foundation, and University College London have discovered patterns of immune cells in tumors that can help predict whether kidney cancer patients will respond to immunotherapy .
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Zhou Feng's research group from the School of Urban Environment and Environmental Engineering published a paper on Nature Food to quantify the global farmland nitrous oxide emission reduction potential
Time of Update: 2021-11-15
9" >On October 21, 2021, Zhou Feng's research group from the School of Urban and Environmental Sciences of Peking University published a research paper entitled " Global mapping of crop-specific emission factors highlights hotspots of nitrous oxide mitigation " on Nature Food , revealing for the first time global farmland oxidation The spatial differentiation of nitrous (N 2 O) emission factor (EF) and its biogeochemical mechanism have quantified the global farmland N 2 O emission reduction potential .
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Breakthrough in the working principle of penicillin
Time of Update: 2021-11-15
An international research team led by the University of Sheffield found that β-lactam antibiotics kill MRSA (methicillin-resistant Staphylococcus aureus) by making holes in the cell wall, which grow as the cells grow.
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What is the metabolic regulation of cancer immune circulation?
Time of Update: 2021-11-15
The authors also provide a theoretical basis for the metabolic targeting of TME, which may help improve tumor responsiveness to chimeric antigen receptor (CAR) transduced T cells or immune checkpoint block (ICB) therapy .
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New technology allows radiotherapy to bid farewell to the era of "fuzzy bursts"
Time of Update: 2021-11-15
Feng Xiaobin, deputy director of the Department of Hepatobiliary and Pancreatic Surgery at Beijing Tsinghua Chang Gung Memorial Hospital, said that the current clinical application of radiotherapy techniques can be divided into long-range radiation and short-range radiation, or external radiation and internal radiation .
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AsiaInfo won the first and second runner-ups in the "National Artificial Intelligence Innovation Application Competition"
Time of Update: 2021-11-15
The AsiaInfo team introduced the "Network Cloudized Equipment Abnormality and Root Cause Analysis Algorithm Model Based on Unsupervised Integrated Learning", which has high real-time performance of "minute-level training and millisecond-level prediction", and supports multi-source logs and multi-dimensional data And other multi-scenario expansion can efficiently meet the business needs of communication operators .
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MusIC: Map the complexity of T cells and improve immunotherapy
Time of Update: 2021-11-14
University of Houston engineer Navin Varadarajan will use new technology to locate T cells to improve immunotherapy, which is a revolutionary treatment method for cancer, which will provide an unprecedented insight into the function of immune cells .
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How do organs disintegrate during metamorphosis?
Time of Update: 2021-11-14
An important part of the development and growth of different parts of the human body is the decomposition of organs and structures in the previous stage .
"An interesting aspect of this process is the complex involvement of physical mechanisms and biological signals, which lead to the disintegration of multicellular organs .
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The research team of Ying Hao from the Institute of Nutrition and Health found that sargassum sterol relieves atherosclerosis and its potential mechanism of action
Time of Update: 2021-11-14
On August 26, 2021, the international academic journal Marine Drugs published an online report titled "Saringosterol from Sargassum fusiforme Modulates Cholesterol Metabolism and Alleviates Atherosclerosis in ApoE-Deficient Mice" by Ying Hao Research Group of the Shanghai Institute of Nutrition and Health, Chinese Academy of Sciences.
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PNAS: Plant genome research to find genes that adapt to harsh climates
Time of Update: 2021-11-14
"In an era of accelerating climate change, it is vital to reveal the genetic basis for increasing crop yield and resilience under drought and malnutrition conditions," said Gloria Coruzzi, a professor in the Department of Biology and the Center for Genomics and Systems Biology at New York University.
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Chinese scholars have made progress in the field of asthma research
Time of Update: 2021-11-14
The study found that EETs promote the interaction of the nerve-immune system, drive the progress of asthma, and release neuropeptides through pulmonary neuroendocrine cells, aggravate the mechanism of asthma inflammatory response and pulmonary immune imbalance (Figure 1), and provide potential targets for asthma treatment Point .
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Chinese scholars have made progress in the research on the law and mechanism of drought cycles in desert areas
Time of Update: 2021-11-14
Figure 1 The geographical location of the Tengger Desert (A), the drilling location of the Chahan Pool (B), the scene of the Tengger Desert in summer (C) and the pictures of the drilling s
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Nature journal: Transcriptomics and histological characteristics of intestinal biopsy in patients with inflammatory bowel disease
Time of Update: 2021-11-14
Combining somatic and single-cell transcriptomics, quantitative histopathology, and in situ localization techniques for three groups of IBD patients (totaln?=?376), we identified the gene modules co-expressed in the inflammatory response of heterogeneous tissues in IBD, and they mapped to different histopathology and cellular characteristics (pathological types) .
