Latest papers

Simultaneous analysis of hepatotoxic pyrrolizidine alkaloids and N-oxides in comfrey root by LC-ion trap mass spectrometry.

Evaporative light scattering detection of pyrrolizidine alkaloids.

A rapid cleanup method for the isolation and concentration of pyrrolizidine alkaloids in comfrey root.

DPPH radical scavengers from dried leaves of oregano (Origanum vulgare).

Comfrey toxicity revisited.

[Budd-Chiari syndrome after herbal tea?]

[Novel biologically active polymer of 3-(3,4-dihydroxyphenyl)glyceric acid from two types of the comphrey Symphytum asperum and S. caucasicvum (Boraginoceae)].

Talking with families about herbal therapies.