Pharmacological effects

1. Antimicrobial effect 1:1200 Black-faced Shenliu extract dilute solution has strong bacteriostatic effect against Staphylococcus aureus, Escherichia coli, Shigella flexneri, and Streptococcus aureus in vitro. Contained in the quality of tannins.

2. The antiviral effect of the black-faced whole plant extract (100-500 μg/ml) has inhibitory effects on murine RNA virus reverse transcriptase and human DNA polymerase, Ic,. They were 2.0 μg/ml and 5.0 μg/ml, respectively. G. vulgaris (black noodle) showed lower GPIE for adenovirus and vesicular stomatitis virus, indicating strong antiviral and blood circulation, but its cytotoxicity was large, ST耋1.

3. Toxic mice were injected intraperitoneally with 4% Black Facial Injection (depolished) 0.4 ml each and observed for 2 weeks without death. Rabbits were injected intravenously 40 ml and then injected 4 times a day, 20 ml each time. No abnormalities were observed for 10 consecutive days. After 15 days of dissection, there was no change in any organs.

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