Antitumor composition containing Radix Paeoniae Rubra and Radix Astragalus, preparation method and application
An anti-tumor drug, anti-tumor technology, applied in anti-tumor drugs, medical preparations containing active ingredients, drug combinations, etc.
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Embodiment 1
[0032] Example 1 Preparation of Radix Paeoniae Rubra Extract
[0033] Take 1Kg of Radix Paeoniae Rubra, add 10Kg of water to soak for 1h, decoct 3 times, each time for 1h, decoct the filtrate and add 10Kg of water each time, after combining the decoction, use 20% of the decoction weight of petroleum ether, acetic acid in turn Ethyl ester and n-butanol extraction, the extracts obtained in the three steps were distilled under reduced pressure to remove the solvent, and then dried to obtain the extract.
Embodiment 2
[0034] Example 2 Preparation of antitumor composition
[0035] Prepare the composition according to the weight in the following table, and after mixing evenly, the composition is obtained.
[0036] .
Embodiment 3
[0046] Embodiment 3 drug effect test
[0047] Escherichia coli OP50 culture
[0048] Inoculate the OP50 purchased from the Nematode Genetics Center and cultivated on solid medium with an inoculation loop into LB liquid medium, put it on a shaker, culture conditions 200rpm, 20°C, cultivate for 24h, part of it is used to smear bacteria, each plate Add 400 μl of bacterial solution, spread it evenly with a smear stick, place it in a constant temperature incubator for 24 hours, and use it for nematode transfer; the other part is centrifuged (10000rpm, 10min) to obtain solid bacteria, weigh it, and then dilute it to 110mg / ml The bacterial solution was stored in a refrigerator at 4°C.
[0049] nematode culture
[0050] Caenorhabditis elegans MT2124 frozen in a -80°C refrigerator was transferred to solid NGM medium coated with OP50, and adult worms were cultured at 20°C for synchronization. The synchronized nematodes were hatched into small nematodes in the L1 stage for biologi...
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