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The first cells may use temperature to divide
Time of Update: 2021-09-12
In this new research, Attar proposed a model based on the following view: The early forms of life are simple vesicles that contain a network of specific chemical reactions—a precursor to modern cell metabolism .
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Connecting humans to the blue carbon ecosystem
Time of Update: 2021-09-12
A study led by researchers at Hokkaido University showed that by addressing three main factors, the social vulnerability of coastal communities and their dependence on blue carbon ecosystem services may be improved .
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Beyond dopamine: a new reward circuit has been discovered
Time of Update: 2021-09-12
Michael Bruchas, Professor of Anesthesiology and Pain Medicine at the University of Washington School of Medicine, head of the Bruchas laboratory and corresponding author, said: "This research opens up a new way to understand the reward circuit, which may be abusing nicotine, opioids or other drugs.
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A virtual ruler can estimate the size of colorectal polyps
Time of Update: 2021-09-12
"Although there are various tools for accurately measuring polyps, such as biopsy forceps or traps, it is cumbersome to introduce additional equipment only to estimate the size of polyps and has no effect in terms of procedure time and cost," Fu's research manager, the paper Correspondence author Yuichi Teramura explained .
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Nature in-depth review: the development strategy and future of mRNA technology
Time of Update: 2021-09-12
The success of mRNA technology in the development of new crown vaccines has not only accumulated a wealth of positive efficacy and safety data in the vast population, but also demonstrated the way to promote mRNA technology from research and development to regulatory approval .
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"Mushroom Academician" Li Yu's team's innovative technology has greatly increased the production capacity of Ganoderma lucidum
Time of Update: 2021-09-12
China News Service, Jilin, September 6 (Reporter Cang Yanshi Hongyu) The reporter learned from Panshi City, Jilin Province on the 6th that with the technical support of Academician Li Yu’s scientific research team, the local area has developed into China’s largest single Ganoderma lucidum planting base, Ganoderma lucidum.
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Science Sub-Journal; Blood Vessels Produce Growth Factors Promoting Metastasis
Time of Update: 2021-09-12
Scientists from the German Cancer Research Center (DKFZ) and the Mannheim Medical School of Heidelberg University have now discovered a new growth factor produced by blood vessels that can transfer tumor cells to organs .
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Which DNA fragments of "Neuron" contribute to the development of the human brain?
Time of Update: 2021-09-12
The researchers then focused on a gene called PPP1R17, which is expressed in some cells of the developing brain and is regulated by several HARs, so its behavior in humans is different from other mammals .
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Neuron: Many of the fastest-evolving human genes are related to evolutionary changes in brain development
Time of Update: 2021-09-12
"We know that entering this study, many mysterious sacred sites may function as regulators of gene expression in the brain, but we rarely understand their cell types in the brain, where, or when human life spans," Allen explained Degen Na Luo (@ViolinPlots), one of the first authors of the study, Walsh Laboratories .
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"Nature" HPV+ immunotherapy for head and neck cancer: awakening inner strength
Time of Update: 2021-09-12
Researchers from the Rafi Ahmed Laboratory of the Emory Vaccine Center collaborated with the co-directors of the Winship Head and Neck Tumor Working Group, oncologists Nabil Saba, MD, and Mihir Patel, MD, to obtain samples from patients treated with early head and neck tumors .
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The new technology predicts possible Alzheimer's disease almost 100% accurately!
Time of Update: 2021-09-12
Maskeliñnas said that based on previous research, functional magnetic resonance imaging (fMRI) can be used to identify areas in the brain that are associated with the onset of Alzheimer's disease .
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Genetic testing may be more effective than blood testing in detecting cardiovascular diseases
Time of Update: 2021-09-12
Scientists have shown through research that a person’s blood type can be determined based on genetic tests rather than traditional blood tests, or they can better understand their risk of cardiovascular disease; if a patient has two A, B, or AB The risk of disease may be twice that of individuals with O gene mutations .
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A new mechanism between genetic defects and intestinal leakage in IBD patients
Time of Update: 2021-09-12
"In this study, which was carried out on mice, human cells and tissues of patients with inflammatory bowel disease, McCole and his colleagues found that patients with IBD carry the loss of function PTPN2 mutation, claudin-2 expression, one This kind of protein, which causes the loss of water and sodium to enter the intestines, promotes diarrhea, is increased .
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PLOS Medicine: Using cfDNA to distinguish benign tumors from malignant tumors
Time of Update: 2021-09-12
Co-corresponding author Aadel Chaudhuri of the Settman Cancer Center of the University of Washington said: "Using the combination of ultra-low-depth whole-genome sequencing and free DNA fragment screening, we can specifically and sensitively distinguish MPNST patients from those with benign lesions.
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Potential metabolic mechanism of increasing global atmospheric CO2 concentration inhibiting photosynthetic nitrogen assimilation in C3 plants
Time of Update: 2021-09-12
So far, although there are a large number of studies on the response of plants to high CO 2 , the metabolic mechanism of increasing atmospheric CO 2 concentration inhibiting nitrogen assimilation and leading to the decrease of protein content of C 3 gramineous plants is still unclear .
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"Nature" National University of Singapore has developed a device to stimulate brain memory
Time of Update: 2021-09-12
Physicists from the National University of Singapore (NUS) and an international research team have jointly developed a new type of molecular memory resistor, or electronic storage device, which has extraordinary storage reconfigurability .
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Cell: Engineered CAR T cells release endogenous RNA to awaken solid tumors to respond to treatment
Time of Update: 2021-09-12
In addition to helping recruit the body's natural immune system, studies have shown that RN7SL1 can also improve the function of CAR-T cells themselves .
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What to do with incurable adult amblyopia?
Time of Update: 2021-09-12
Mark Bear said these encouraging results support further preclinical testing of this new treatment, in which injection of tetrodotoxin (TTX) can temporarily and reversibly silence the retina of non-amblyopic eyes .
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First in class gastric cancer first-line therapy won CDE plans to break through treatment Zai Lab owns Chinese rights
Time of Update: 2021-09-12
Author: SunshineOn September 3, the CDE official website revealed that Amgen’s FPA144 injection (bemarituzumab) is intended to be included in the breakthrough treatment product, and combined with mFOLFOX6 (fluorouracil, leucovorin and oxaliplatin) for the first-line treatment of FGFR2b overexpression (immunohistochemistry) The method detects at least 10% of tumor cells overexpressing FGFR2b), human epidermal growth factor receptor (HER2) negative locally advanced or metastatic gastric and gastroesophageal junction cancer (GEJ) patients .
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The latest article by Chinese and foreign scholars: a new technology of optical microscopic imaging 3D reconstruction
Time of Update: 2021-09-12
The technical process developed in this research includes: advanced sampling method to obtain human cerebral cortex tissue (1mm 3 ), automatic collection of serial slices, establishment of tissue optical microscopy image library, 3D tissue reconstruction and advanced analysis .