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Synthesis of (22 R)- and (22 S)-27-norspirosolane alkaloids from tigogenin, epismilagenin, and smilagenin is described. The… Expand One sheep was dosed over 4 consecutive days with 2.1 kg of leaves and flower stems of Narthecium ossifragum before it was killed… Expand Diosgenin (2.25 g) was coated onto cellulose and dosed daily to a lamb for 12 d by intraruminal intubation. Upon completion of… Expand As part of an experimental study, crystal-associated cholangiopathy was induced in 9 sheep by grazing pure pastures of Brachiaria… Expand Geeldikkop was induced in a sheep by oral administration of crude saponins from Tribulus terrestris. Centrifugation of the bile… Expand Geeldikkop was induced in a sheep by dosing it orally with a crude extract of the steroidal saponins from Tribulus terrestris. GC… Expand