Thirty-eight of forty patients, allergic to the pollen of dwarf and giant ragweed, were found to be allergic also to the pollen of botanically related species. There was definite variation in the degree of reactivity to the various pollens in different patients. One additional patient reacted to dwarf ragweed but not to giant ragweed or to four other composites. Antibody neutralization studies ...

Three novel lupane-, bauerane-, and euphane-type triterpenoids (1-3), in addition to seven known triterpenoids (4-10)-18β,19β-epoxy-21β-hydroxylupan-3β-yl acetate (4), 21-oxolup-18-en-3β-yl acetate (5), betulin (6), officinatrione (7), 11α-methoxyolean-12-en-3-one (8), eupha-7,24-dien-3-one (9), and 24-oxoeupha-7,24-dien-3β-yl acetate (10)-were isolated from the roots of Taraxacum officinale. T...

431 Ginkgo biloba Linn. extract, clinically referred to as EGb 761, is a very popular over-the-counter herbal dietary supplement in the United States. It is ingested primarily to enhance mental focus mainly because of its purported reports of being able to delay the onset of the loss of cognitive function and improve cognitive function in Alzheimer's disease and senile dementia. A standardized ...

Plants used for treating endoand ectoparasites of rabbits and poultry in British Columbia included Arctium lappa (burdock), Artemisia sp. (wormwood), Chenopodium album (lambsquarters) and C. ambrosioides (epazote), Cirsium arvense (Canada thistle), Juniperus spp. (juniper), Mentha piperita (peppermint), Nicotiana sp. (tobacco), Papaver somniferum (opium poppy), Rubus spp. (blackberry and raspbe...

Taraxacum officinale (Dandelion) belongs to the Asteraceae family; an edible herb commonly found in subtropical and temperate regions worldwide. Traditionally dandelion is used diarrhea, gout, jaundice, diabetes, pneumonia, urinary problems purify blood. The phytochemical study of discovered occurrence β- sitosterol, stigmasterol, taraxsterol, lactucopicrin, lactucin, cichorin, taraxacoside, ta...