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Essential oils from dalmatian sage (Salvia officinalis l.): variations among individuals, plant parts, seasons, and sites.
The factors affecting oil yield and quality of essential oils from Dalmatian sage (Salvia officinalis L.) are analyzed. Distillations of oils from individual plants and GC analyses revealed theExpand
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Essential oils from New Zealand manuka: triketone and other chemotypes of Leptospermum scoparium.
The triketone chemotype of manuka, Leptospermum scoparium (Myrtaceae), is commercially important because of its antimicrobial activity. Oils from 36 individual plants on the East Cape of New ZealandExpand
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Antiviral and antitumor agents from a new zealand sponge mycale sp 2. structures and solution conformations of mycalamides a and b
Mycalamide B has been found to occur with mycalamide A in a New Zealand sponge of the genus Mycale. Both are potent antiviral and antitumor agents. The solution conformations of mycalamide A haveExpand
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Seasonal variation in essential oil yield and composition from naturalized thymus vulgaris L. in New Zealand
The seasonal variation in essential oil yield and composition from naturalized Thymus vulgaris L. in Central Otago, New Zealand, is reported. Essential oil yield (l/ha), from replicated, pilot-scaleExpand
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Red leaf margins indicate increased polygodial content and function as visual signals to reduce herbivory in Pseudowintera colorata.
Red-pigmented leaf margins are common, but their functional significance is unknown. We hypothesized that red leaf margins reduce leaf herbivory by signalling to herbivorous insects the presence ofExpand
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St. John's wort extract induces CYP3A and CYP2E1 in the Swiss Webster mouse.
This investigation was designed to determine the ability of St. John's wort (SJW), a readily available antidepressant, to induce various hepatic drug metabolizing enzymes. SJW (140 or 280 mg/kg/day)Expand
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Anti-inflammatory thiazine alkaloids isolated from the New Zealand ascidian Aplidium sp.: inhibitors of the neutrophil respiratory burst in a model of gouty arthritis.
Ascidiathiazones A (3) and B (4), two new tricyclic thiazine-containing quinolinequinone alkaloids, were isolated from the New Zealand ascidian Aplidium species. Both compounds inhibited the in vitroExpand
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Sesquiterpene lactones in Arnica montana: a rapid analytical method and the effects of flower maturity and simulated mechanical harvesting on quality and yield.
A rapid extraction, clean-up and RPLC procedure suitable for routine quantitative analyses of sesquiterpene lactones (SLs) in Arnica montana is described. Seven SLs were isolated of which tigloyl andExpand
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