Antidiabetic Sterols from Peniocereus greggii Roots.
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Canthin-6-one (CO) is a compound found in PQ that has anti-inflammatory properties. PQ has been shown to be neuroprotective, but the effects on astrocytes are unknown. Astrocytes are important in regulating neuroinflammatory responses in the CNS. Inflammatory astrocytes can cause BBB breakdown, which contributes to ND.
Researchers isolated two new types of selenium-containing polysaccharides from the fruits of Rosa laevigata Michx. These polysaccharides were able to protect cells from oxidative damage and had a radical scavenging effect, suggesting they have potential as a treatment for neurodegenerative diseases or as a dietary supplement. The underlying mechanism of action may be related to the Nrf2/HO-1 signaling pathway.
Researchers conducted virtual screening of 49 bioactive phytochemicals from 20 medicinal plants used in Indonesian traditional medicine and the 3CL inhibitor N3 to identify effective drugs against the SARS-CoV-2 virus. 11 compounds showed good binding affinity against the virus, and Luteolin and Naringenin showed significant interactions with the catalytic residues of the virus and displayed drug-like characteristics. Further molecular dynamics simulations and density-functional theory calculations suggest that these phytochemicals could be potential antagonists of 3CL of SARS-CoV-2.