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The first inhaled antibiotic in China is here
Time of Update: 2021-09-10
According to data from Mi Nei. com, the market size of the terminal systemic antibacterial drugs for China's public medical institutions and Chinese urban physical pharmacies exceeds 120 billion yuan in 2020, and the growth rate has declined for the first time in nearly 5 years .
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Low sodium salt can prevent stroke
Time of Update: 2021-09-10
Salt substitutes, which use potassium chloride to replace part of the sodium chloride in ordinary table salt, have been shown to lower blood pressure, but its impact on heart disease, stroke, and death is uncertain .
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Scientists reveal the activation mechanism of melanocortin receptor
Time of Update: 2021-09-10
Scientists reveal the activation mechanism of melanocortin receptor Scientists reveal the activation mechanism of melanocortin receptors Scientists reveal the activation mechanism o
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Study finds specific lung cancer genetic signatures in non-smokers
Time of Update: 2021-09-10
Image source: National Cancer InstituteStudies have found that smokers and non-smokers have different mutation patterns behind lung cancer .
American researchers have discovered different mutation patterns behind lung cancer in smokers and non-smokers .
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Didn't change after giving birth?
Time of Update: 2021-09-10
Research reveals how difficult it is to recover physical fitness after childbirth Didn't change after giving birth?
Research reveals how difficult it is to recover physical fitness after childbirth A new study shows that it is difficult to regain physical fitness after giving birth, even for women who were healthy and strong before pregnancy .
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Scientists synthesize a new marine anti-tumor cyclic peptide natural product
Time of Update: 2021-09-10
Through bioinformatics analysis and structural comparison, the researchers guessed that the compound might be a natural product of ribosomal peptides .
Using this system, the researchers succeeded in obtaining two new compounds with structural changes and biological activities similar to MCM-A through a combined biosynthetic strategy .
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Progress in the study of betulinic acid TGR5 agonist activity in humanized mice
Time of Update: 2021-09-10
The key to the difference is that CRISPR-Cas9 was used to construct a humanized mouse model of TGR5H88Y; at the same time, the betulinic acid derivative 11d-Na obtained through optimization of the system structure showed excellent in vivo efficacy in the new model .
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Researchers have found that BiIA-SG is a universal drug for effective prevention and functional cure of AIDS
Time of Update: 2021-09-10
Hong Kong (HKU School of Medicine) microbiological Li Ka Shing Faculty Department of the University of AIDS led Joint Institute team found that Universal Serial bivalent broadly neutralizing antibodies BiIA-SG is expected to become an effective prevention and cure of AIDS drugs a type (HIV- 1) Drugs .
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Eating pecans can lower cholesterol
Time of Update: 2021-09-03
Eating pecans can lower cholesterol Eating pecans can lower cholesterol Eating pecans can lower cholesterol Recently, a study conducted by researchers from the School of Family and Consumer Sciences at the University of Georgia in the United States showed that pecans consumed by participants at risk of cardiovascular disease can improve the levels of total cholesterol, triglycerides and low-density lipoproteins in the body .
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Astronaut muscle weakness may be related to formaldehyde accumulation
Time of Update: 2021-09-03
The author therefore believes that increased levels of formaldehyde in gastrocnemius and cerebellum are related to decreased balance and coordination in mice .
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To protect scientists is to protect scientific research productivity
Time of Update: 2021-09-03
As an important breakthrough for promoting the development of science and technology and stimulating the innovative vitality of scientific research personnel, the reform of scientific research funding management must be able to loosen the constraints on the hands and feet of scientific researchers, and allow funds to serve the scientific research activities themselves, rather than becoming a burden .
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The inhalable new coronavirus nano-capturing agent was successfully developed
Time of Update: 2021-09-03
In addition, the researchers also added a mucosal adhesion adjuvant, hyaluronic acid, also known as hyaluronic acid, to the nanocapturing agent to extend the residence time of the drug in the lungs, thereby enhancing the effect of suppressing the virus, and Reduce the frequency of administration .
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51 universities!
Time of Update: 2021-09-03
Candidates who have obtained the unconditional admission letter from the top 200 overseas universities in the global comprehensive rankings only need to participate in the online interview, and the standardized English language proficiency score will be counted as the comprehensive quality test score of 50 points .
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"Fraud" and "Anti-fraud"
Time of Update: 2021-09-03
"Chinese Academy of Sciences Ab In response to these problems, Gao Fu, Song Hao, Qi Jianxun and others explained the interaction mechanism of Plasmodium falciparum RIFIN protein and host immunosuppressive receptor LAIR1 from the molecular level, and revealed the molecular mechanism of Plasmodium falciparum immune escape and host countermeasures.
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Research confirms that modified BCG vaccine can assist treatment of drug-resistant tuberculosis
Time of Update: 2021-09-03
Studies have shown that animal experiments have shown that a therapeutic live vaccine can assist in the treatment of drug-resistant tuberculosis .
" Zhang Tianyu said, this may be the world's first It is a new type of therapeutic live vaccine that can effectively reduce the bacterial load when combined with chemotherapy regimens (not single drugs) .
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The molecular mechanism of ghrelin recognizes and activates ghrelin receptors revealed
Time of Update: 2021-09-03
In a study published in Nature-Communications on August 20, Jiang Yi, Xu Huaqiang and Xie Xin, researchers from the Shanghai Institute of Materia Medica, Chinese Academy of Sciences, reported for the first time that ghrelin receptors bind to endogenous polypeptide hormones— —The near-atomic resolution structure of ghrelin and growth hormone releasing peptide-6 (GHRP-6), as well as the Gq protein signal complex, reveals the molecular mechanism of ghrelin receptor unique ligand recognition and activation .
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A new mechanism for regulating the differentiation of adipose tissue regulatory T cell subtypes is revealed
Time of Update: 2021-09-03
The researchers also found that insulin signals, which are essential for maintaining the stability of human blood sugar, can directly drive the differentiation and development of these two different types of fat Treg cell subtypes .
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Don’t worry about the “bald” coming back to life and hope
Time of Update: 2021-09-03
Subsequently, the researchers further confirmed that the cerium oxide microneedle patch can effectively remove active oxygen, shape a better microenvironment for hair regeneration, and better promote the regeneration of blood vessels around the hair follicle .
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Research reveals the impact of gender and aging on the level of peripheral blood immune cells
Time of Update: 2021-09-03
+ In addition, the researchers pointed out potential gender differences in the interaction between cell signaling pathways and immune cells through the analysis of cell-to-cell communication .
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Science blockbuster: new mRNA delivery SEND, opening up a new method of molecular therapy delivery
Time of Update: 2021-08-26
The new RNA delivery platform SEND (Source: MIT) The research was published in the latest issue of Science with the title "Mammalian retrovirus-like protein PEG10 packages its own mRNA and can be pseudotyped for mRNA delivery" .
