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If cancer cells are injected into healthy people, will they get cancer?
Time of Update: 2021-11-11
So, if a researcher who is exposed to HeLa cells every day accidentally injects HeLa cells into the body, will there be a risk of cancer spreading?In view of this, the medical scientist Chester Southam decided to conduct human experiments .
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PNAS finds that it takes cell team cooperation to heal the intestine
Time of Update: 2021-11-11
Researchers at Baylor College of Medicine have found a more detailed picture showing how intestinal epithelial cells (the inner lining of the intestine) repair themselves after infection with rotavirus .
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Microbial electrosynthesis!
Time of Update: 2021-11-11
A research team from the University of Washington modified a bacterium called Rhodopseudomonas palustris so that it can use only three renewable, naturally abundant raw materials: carbon dioxide, produced by solar panels Electricity and light are used to produce biofuels .
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New breakthrough in the research of hydrogen peroxide nanoenzymes
Time of Update: 2021-11-11
Recently, the team of Academician Yan Xiyun, Gao Lizeng and Fan Kelong of the Institute of Biophysics of the Chinese Academy of Sciences/Nanoenzyme Engineering Laboratory of the Chinese Academy of Sciences discovered that ferrihydrite (Fe 5 HO 8 ·4H 2 O ) Is a relatively specific hydrogen peroxide-like nanoenzyme, which can be effectively catabolized by cells and has good biocompatibility .
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PLoS Biology: Searching for human obesity genes in obese fruit flies
Time of Update: 2021-11-11
Brand added: "Our research proves that Drosophila functional screening is an effective method to assess the possible pathogenicity of rare variants associated with human obesity .
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Ciliopathy: tiny filamentous protrusions of cells can send out the wrong signal
Time of Update: 2021-11-11
The biochemist told Bardet -Biedl syndrome (BBS) is researched, which is one of the most serious cilia diseases .
Mei-Simeira explained: “Abnormal cilia can send out wrong signals, causing receiving cells to produce wrong responses .
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Combining ancient and modern technology with "cupping method" to inject the new crown vaccine immune response is a hundred times stronger
Time of Update: 2021-11-11
Perfect combination of ancient and modern technologyPerfect combination of ancient and modern technology"Cupping method" injection of new crown vaccine immune response hundred times strongerScience and Technology Daily, Beijing, November 7 (intern reporter Zhang Jiaxin) Recently, researchers from Rutgers University in the United States who are studying COVID-19 have used a suction technique similar to ancient cupping to invent a new method of delivering DNA molecules into skin cells.
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Science Sub-Journal: Environment + MEF2 transcription factor is related to the "cognitive flexibility" of the elderly
Time of Update: 2021-11-11
A new study by researchers at the Massachusetts Institute of Technology (MIT) shows that this environment appears to activate a gene family called MEF2, which controls genetic programs in the brain that promote resistance to cognitive decline .
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Stem cells don’t (just) play dice
Time of Update: 2021-11-11
Cell determines the collectiveIn a previous theoretical paper, Aneta Koseska, co-author of the study and former MPI team leader, established a new concept with the help of Christian Schröter , Showing how stem cells can be specialized in the right proportions in a coordinated way .
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Lake Montana study reveals how invasive species affect local food webs
Time of Update: 2021-11-11
This study shows that, as long as there is enough time, invasive lake trout can destroy and replace local fish species-such as cattle trout-and create different biomes, which is similar to the uninvaded ecosystem.
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Science: Stop rogue blood cells and prevent leukemia
Time of Update: 2021-11-11
Serine Avagyan, MD, a pediatric oncologist at the Boston Children’s Cancer and Blood Disease Center and a researcher at the Zon Laboratory, explained: “These children have a germline mutation that puts them at risk of leukemia early in life .
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Nobigo® appeared at the 4th CIIE, innovating "Double Ge" to open a new decade of prostate cancer treatment
Time of Update: 2021-11-11
Shanghai, November 6, 2021/PRNewswire/ - On November 6, 2021, the special event "Health Life·Talking about the Prostate Cancer Patient Care Month and Nobigo® Appearance at the CIIE" will be the fourth The Bayer booth at the China International Import Expo was officially launched .
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Immunity when macrophages release steam
Time of Update: 2021-11-11
Professor Gerhard Krönke explained that by affecting the cellular metabolism of macrophages and deliberately uncoupling their mitochondria, it is possible to accelerate and support the resolution of the inflammatory process in the long term .
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Nature: For the first time, it is clear that mitochondrial damage of neurons causes Parkinson's disease
Time of Update: 2021-11-11
Using advanced genetic tools, the authors found that the dysfunction of mitochondrial complex I in dopaminergic neurons is sufficient to trigger a series of events that reproduce the changes in the brain circuit when Parkinson's disease occurs .
The loss of functional mitochondrial complex I in substantia nigra dopaminergic neurons is a hallmark of Parkinson's disease .
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CAR-T cells targeting intracellular proteins are expected to greatly expand the types of cancers that can be treated
Time of Update: 2021-11-11
Moreover, further studies have shown that even if the PHOX2B polypeptide is presented to the cell surface by different MHC types, this CAR-T cell therapy can recognize it .
bio/myrio-therapeutics-data-published-in-nature-unlocking-new- targets-for-antibody-based-therapies/[2] CHOP researchers develop a new class of CAR-T cells that target previously untargetable cancer drivers.
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High cell membrane tension can limit the spread of cancer
Time of Update: 2021-11-11
It is hoped that this discovery can be applied to the development of new cancer treatment methods that utilize the physical properties of cells .
This causes the cancer cell membrane to harden, preventing abnormal changes in structure and movement .
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Innovent publishes preclinical research results of IBI319 (PD-1/CD137 bispecific antibody) in "Nature Communications"
Time of Update: 2021-11-11
San Francisco, USA and Suzhou, China November 8, 2021/PRNewswire/ - Cinda Biopharmaceutical Group (Hong Kong Stock Exchange stock code: 01801), a company dedicated to R&D, production and sales for the treatment of tumors, metabolic diseases, A biopharmaceutical company with innovative drugs for major diseases such as autoimmunity, recently announced that its preclinical research results of its anti-PD-1/CD137 bispecific antibody (R&D code: IBI319) have been published in a sub-issue of the internationally renowned academic journal "Nature" "Nature Communications" .
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Both children and the elderly need to learn, and the environment seriously affects the level of DNA methylation related to aging in the brain
Time of Update: 2021-11-11
Through single-nucleotide resolution whole-genome DNA methylation sequencing, it is proved that high stimulation environment can also restore a large number of age-related DNA methylation changes in the hippocampus of the brain .
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Mitochondrial damage causes Parkinson's disease "controversial"?
Time of Update: 2021-11-11
Mice have axon damage after knocking out NDUFS2 (Source: Nature)This study shows that the damage of mitochondria in dopaminergic neurons is sufficient to cause PD .
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Cancer Cell Chinese scholars reveal the mechanism of action of Anti-PD-L1 immunotherapy combined with chemotherapy in triple-negative breast cancer
Time of Update: 2021-11-11
The research system compared the tumor microenvironment and peripheral blood immune characteristics of responding and non-responding patients, clarified the dynamic changes of immune cells under different treatment options, and revealed the effect of anti-PD-L1 immunotherapy combined with paclitaxel chemotherapy in TNBC Mechanism of action .
