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Certain mineral oils and hydrocarbons require repeated topical application to cause irritation. A structure activity relationship of pure n-alkanes was undertaken in a mouse ear edema model to investigate the mechanism of cumulative irritancy. Alkanes were applied twice daily over a 4-day period.
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Following a formulation change, a leather conditioner was involved in a 1992 nationwide outbreak of respiratory illness. We investigated the composition and toxicity of the conditioner produced before (previous product) and after (new product) the disease outbreak. The new product induced tachypnea,
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Comparative studies were undertaken on the effects of ozone and t-butyl hydroperoxide (t-BuOOH) on alkane production, glutathione and lactate dehydrogenase (LDH) release from isolated rat lungs. Specifically, ethane and pentane production, as well as glutathione and LDH release were simultaneously
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A congenital dermatosis with an unusual course is described in a 5-year-old girl. During the first months of life she was found to have erythrokeratodermatic plaques, which developed into a non-bullous (congenital) ichthyosiform erythroderma (CIE) within 1 year. Since then, the clinical picture has
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From the aerial parts of Stachys byzanthina C. Koch., an acyclic diterpene ester, phytyl nonadecanoate, was isolated for the first time. In addition, two normal alkanes, one fatty acid and two sterols were also identified. Stuctures were established by conventional methods of analysis and confirmed
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A series of 5-(alkyl(1H-indol-3-yl))-2-(substituted)-1,3,4-oxadiazoles were efficiently synthesized by oxidative cyclisation of N'-benzylidene-(1H-indol-3-yl)alkane hydrazides using di(acetoxy)iodobenzene. N'-Benzylidene-(1H-indol-3-yl)alkane hydrazides themselves were derived from simple
Най-пълната база данни за лечебни билки, подкрепена от науката
Работи на 55 езика
Билкови лекове, подкрепени от науката
Разпознаване на билки по изображение
Интерактивна GPS карта - маркирайте билките на място (очаквайте скоро)
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Въведете симптом или болест и прочетете за билките, които биха могли да помогнат, напишете билка и вижте болестите и симптомите, срещу които се използва. * Цялата информация се базира на публикувани научни изследвания