The primary efficacy criterion was migraine attack frequency, the secondary efficacy criteria were intensity and duration of migraine attacks, and other criteria were quality of life, tolerability and ...

Leaf-chewing herbivores select food with a protein/carbohydrate ratio of 0.8-1.5, whereas phloem sap, which aphids feed on, has a ratio of ~ 0.1. Enhanced N fertilization increases the amino acid ...

A tiny flower known as the blue tansy (Tanacetum annuum) has received a lot of positive press in recent years. As a result, it’s become a popular ingredient in a wide variety of products, ranging from ...

A.M.G. Brown, C.M. Edwards, T.P.V. Hartman, J.A. Marshall, R.M. Smith, M.R. Davey, J.B. Power, K.C. Lowe Journal of Experimental Botany, Vol. 50, No. 333 (APRIL 1999 ...

Tanacetum cinerariifolium, commonly known as pyrethrum, is celebrated for producing pyrethrins—natural ester compounds with exceptional insecticidal properties. The biosynthesis of pyrethrins involves ...

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STEPHEN RYAN: Winter is the perfect time for a walk around your local Botanic Gardens where you can see lots of exotic plants from fantastic locations and see whether they could be used to inspire you ...

Background: Tanacetum parthenium (feverfew) has been used traditionally to treat migraine, and although its mechanism of action is not fully understood, serotonin 5-HT receptor blocking effects have ...