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Zhang Wei's research group from the School of Life Sciences revealed the evolution and genetic mechanism of mountain biodiversity by taking Nymphalidae as an example
Time of Update: 2022-08-20
Based on the above analysis results, this study proposes that due to the rich mountain microenvironment formed by the uplift of the Qinghai-Tibet Plateau, the species differentiation of Nymphalidae was promoted, and the eastern Himalayas became the differentiation center of Nymphalus .
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Naure: Transposons in the genome are critical for host responses after viral infection
Time of Update: 2022-08-20
Senior author Dr Cecile King, Associate Professor of Biotechnology and Biomolecular Sciences in UNSW's School of Science, said: "This shows very clearly that a transposon that controls the immune system to support host survival following viral infection may be was chosen to remain in the genome for this reason .
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"Nature Biomedical Engineering" Intermittent fasting reduces chemotherapy side effects
Time of Update: 2022-08-19
Recently, a team led by scientists at Massachusetts General Hospital has created a nanoparticle probe that can identify signs of chemotherapy-induced heart damage .
Recently, a team led by scientists at Massachusetts General Hospital has created a nanoparticle probe that can identify signs of chemotherapy-induced heart damage .
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Contradictory results: Rapamycin increases plaques associated with Alzheimer's disease?
Time of Update: 2022-08-19
Microglial mTOR Activation Upregulates Trem2 and Enhances β-Amyloid Plaque Clearance in the 5XFAD Alzheimer's Disease Model The study also uncovered an innovative strategy to reduce plaque .
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PNAS: 'Gaps' in DNA datasets should not be ignored
Time of Update: 2022-08-19
A simple statistical test shows that, contrary to current practice, "gaps" in DNA protein and sequence alignments commonly used in evolutionary biology can provide important information about changes in nucleotides and amino acids over time .
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How coronaviruses exploit the host's antiviral defenses to replicate efficiently
Time of Update: 2022-08-19
Nature, 2022 backgroundAfter the ribonucleic acid (RNA) of the coronavirus enters the host cell, it triggers the infected cell to secrete interferon, which inhibits the replication of the virus in the infected cell and reduces the risk of infection among other uninfected cells .
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Zhou Zhuan's research group reported that the vesicle matrix protein Secretogranin II regulates vesicle size and neurotransmitter secretion through liquid-liquid phase separation
Time of Update: 2022-08-19
52) on July 28, 2019, reporting that large dense-core vesicles (large dense-core vesicles) The matrix protein Secretogranin II (SgII) in core vesicle, LDCV) affects the size/volume of LDCV by forming liquid-liquid phase separation, which in turn regulates the molecular mechanism of neurotransmitter protonated secretion .
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New progress in catalytic mechanism analysis of defect-enhanced single-atom hydrogen peroxide nanozymes
Time of Update: 2022-08-19
To this end, based on the biomimetic design of single-atom nanozymes, the researchers proposed a new strategy to design highly active hydrogen peroxide nanozymes by defect engineering, and explained its catalytic mechanism and structure-activity relationship .
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Detection of Salivary Bacteria, Diagnosis of Post-traumatic Sequelae
Time of Update: 2022-08-19
Molecular Psychiatry, 2022 The study's findings show a typical microbial profile in the saliva of veterans who have experienced combat stress-related responses (from the first Lebanon war) and are currently suffering from post-traumatic distress .
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Healing skin infections and wounds may have a new way
Time of Update: 2022-08-19
Traditionally, researchers thought that both neutrophils and monocytes were responsible for clearing bacteria from infected sites on the skin .
Traditionally, researchers thought that both neutrophils and monocytes were responsible for clearing bacteria from infected sites on the skin .
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Three genetic alterations linked to rare epilepsy and movement disorders successfully identified in mice
Time of Update: 2022-08-19
In a new study at the University of Maryland School of Medicine (UMSOM), three genetic alterations associated with rare epilepsy and movement disorders were successfully mirrored in mice and their symptoms treated, Physiology Professor Andrea Meredith, PhD, and her colleagues collaborators conducted the study .
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Science Sub-Journal: HIV Nasal Vaccine
Time of Update: 2022-08-19
An assistant professor at the University of Minnesota is part of a team that has developed a new way to effectively deliver a vaccine through nasal mucosal tissue to better protect the body from the human immunodeficiency virus (HIV) and the virus that causes COVID-19 infection with pathogens such as SARS-CoV-2 .
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The Altitude Gradient Pattern and Construction Mechanism of Amphibian β Diversity in Mount Emei Revealed by Chengdu Institute of Biology
Time of Update: 2022-08-19
In order to deeply understand the amphibian diversity of Mount Emei and its construction mechanism, the team of researcher Hu Junhua from Chengdu Institute of Biology, Chinese Academy of Sciences analyzed the different dimensions of amphibians (species, species, Phylogenetic and functional) β diversity and the distribution pattern of different components (turnover and nesting) along the altitude gradient, revealing the influence of altitude and environmental factors (temperature, rainfall, solar radiation and normalized vegetation index, etc.
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Nature: A new way to heal skin infections and wounds
Time of Update: 2022-08-19
article titleA monocyte–leptin–angiogenesis pathway critical for repair post-infection Image: Rachel Kratofil Researchers at the University of Calgary have discovered a new treatment for bacterial skin infections .
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iScience: Solving Mount Everest wildlife mystery with eDNA
Time of Update: 2022-08-19
article titleEstimating biodiversity across the tree of life on Mount Everest's southern flank with environmental DNA Image: Tracie Seimon of the WCS Animal Health Program collecting eDNA samples A team of scientists led by the Wildlife Conservation Society (WCS) and Appalachian State University used environmental DNA (eDNA) to document the breadth of alpine biodiversity at 29,032 feet (8,849 meters) on Earth's tallest mountain .
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The plant diversity research team of the Chengdu Institute of Biology has made progress in the chloroplast comparative genomics and orchid phylogeny of the genus Phyllostachys
Time of Update: 2022-08-19
The plant diversity research team of Chengdu Institute of Biology, Chinese Academy of Sciences used Illumina sequencing technology to study Cypripedium palangshanense T.
The plant diversity research team of Chengdu Institute of Biology, Chinese Academy of Sciences used Illumina sequencing technology to study Cypripedium palangshanense T.
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From disaggregating cellular differentiation dynamics to cell types and pluripotency landscapes
Time of Update: 2022-08-19
Since the interactions between different genes are complex and highly nonlinear, the energy landscape theory utilizes non-equilibrium potentials to describe the steady-state distribution of noisy GRN systems and constructs an approximate gradient system that easily describes the differentiation process .
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Rhodiola Root May Be Good For Treating Type 2 Diabetes!
Time of Update: 2022-08-19
article titleThe impact of Rhodiola rosea on biomarkers of diabetes, inflammation, and microbiota in a leptin receptor?knockout mouse model A team of researchers led by the University of California, Irvine has found that treatment with the root extract of the Rhodiola rosea plant may help treat type 2 diabetes, showing promise as a safe and effective non-drug alternative .
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Healthy mitochondria stimulate production of free radicals that fight enzymes
Time of Update: 2022-08-19
, JNeurosci 2022After a brain hemorrhage, neural support cells called astrocytes promote healing by transferring mitochondria to damaged neurons .
, JNeurosci 2022After a brain hemorrhage, neural support cells called astrocytes promote healing by transferring mitochondria to damaged neurons .
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Brain cleaners reprogramming to clear Alzheimer's disease
Time of Update: 2022-08-19
Although changes in these cells are known to play an important role in Alzheimer's and other brain disorders, said Martin Kampmann, PhD, senior author of the study, published Aug. 11 in the journal Nature Neuroscience.