P. Weathers

A methoxylated flavone from Artemisia afra kills Mycobacterium tuberculosis

The paper isolates a methoxylated flavone from Artemisia afra that shows potent anti-Mtb activity against both aerobic and hypoxic Mtb strains.

SARS-CoV-2 omicron variants succumb in vitro to Artemisia annua hot water extracts

This study evaluates the in vitro antiviral efficacy of Artemisia annua hot water extracts against SARS-CoV-2 omicron variants and subvariants, finding IC50 values within assay variation limits.

Artemisia extracts Differ from Artemisinin Effects on Human Hepatic CYP450s 2B6 and 3A4 in vitro.

This study compares the effects of Artemisia extracts and artemisinin on CYP2B6 and CYP3A4 in HepaRG cells, finding that teas inhibit enzyme activity and block artemisinin-induced transcription.

Artemisia annua hot-water extracts show potent activity in vitro against Covid-19 variants including delta

This study evaluates the anti-SARS-CoV-2 activity of Artemisia annua hot-water extracts against multiple variants, finding potent efficacy with low toxicity.

Artemisia annua L. extracts inhibit the in vitro replication of SARS-CoV-2 and two of its variants

This study shows that Artemisia annua extracts inhibit SARS-CoV-2 and its variants in vitro, with antiviral activity not linked to artemisinin or flavonoids, and suggests potential therapeutic use.

In vitro reduction of Plasmodium falciparum gametocytes by Artemisia spp. tea infusions

This study shows that Artemisia annua and A. afra tea infusions reduce Plasmodium falciparum gametocytes and asexual parasites in vitro, with effects mainly attributed to artemisinin content.