Assertion: comfrey's pyrrolizidine alkaloid | /r/HasProperty | pas
Facets:
Source sentences:
text: Freshly harvested blossoms, stems and leaves Free of Pyrrolizidine Alkaloids (PAs)
text: It is true that studies have been done where rats received liver damage from being injected with concentrated pyrrolizidine alkaloids (PA) that are found in comfrey.
text: Free of Pyrrolizidine alkaloids (PAs)
text: Freshly harvested blossoms, stems and leaves Free of Pyrrolizidine Alkaloids (PAs)
text: Free of Pyrrolizidine alkaloids (PAs)
text: Internal usage of comfrey should be avoided because it contains hepatotoxic pyrrolizidine alkaloids (PAs)
text: The issue centers around pyrrolizidine alkaloids (PAs).
text: On phytochemical screening, the pyrrolizidine alkaloids (PAs) were discovered and found to be toxic for liver cells.
text: Small young leaves have higher concentrations of toxic Pyrrolizidine Alkaloids (PAs) than larger, older leaves.
text: In addition to healing components, most comfrey plants contain toxic substances known as a pyrrolizidine alkaloids (PAs), which can harm the liver when ingested.
text: Even though this plant contains poisonous chemicals called pyrrolizidine alkaloids (PAs), the leaf, root, and root-like stem (rhizome) are used to make medicine.
text: All species of comfrey contain pyrrolizidine alkaloids (PAs), which can potentially cause serious damage to the liver when taken internally.
text: All species of comfrey contain chemicals called pyrrolizidine alkaloids (PAs) (see the discussion above on Coltsfoot, and Chapter 4).
text: The reason for its bad reputation is based on the assertion that specific pyrrolizidine alkaloids (PAs) within the herb have been shown to be hepatoxic and carcinogenic to rats when fed extremely high doses of the chemical over a period of 480 to 600 days.
text: The reason for its bad reputation is based on the assertion that specific pyrrolizidine alkaloids (PAs) within the herb have been shown to be hepatoxic and carcinogenic to rats when fed extremely high doses of the chemical over a period of 480 to 600 days.