Eleutherine americana Merr. ex K. Heyne is a related herb and its rhizome is used as a folk medicine for the treatment of coronary disorders (Ding & Huang. PDF | Eleutherine americana Merr., a medicinal plant, which has been widely cultivated in South East Asia. Ethnobotanically, the plant is known. Three new constituents were isolated from Eleutherine americana Merr. et K. Heyne (hong-cong) by means of silica gel, octadecyl silane (ODS) column.

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Campylobacter lari can cause disease but seems to be of minor eleuthegine to humans Werno et al. The MBC values of the extract on Campylobacter isolates from humans and chicken samples ranged from Veterinary licensing of enrofloxacin in poultry was authorized by the European Wmericana in Thus, we anticipate that the the lactone carbonyl of the naphthofuran 2 could be reduced and the resulting phenol oxidized to one of the two possible enantiomers of 1.

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New Zealand has the highest rate of Campylobacter infection in the world. Further studies on this species aiming at minor components as well detailed investigation on the biological activities of the isolated compounds are now in progress and will be reported elsewhere.

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Three of them, 23and 4were identified by comparison of their physical and spectral data with those published in the literature Hara et al. Public health agencies warn of outbreaks related to drinking raw milk.

Eleutherinone, a novel fungitoxic naphthoquinone from Eleutherine bulbosa (Iridaceae)

The minimum bactericidal concentration ranged from Phytochemical studies on the bulb of E. However, antibiotic resistance of Campylobacter isolates in humans and animals has increased remarkably in developing countries Shapiro et al. Antifungal activity – The bioautographic assay with amwricana spores of C.

All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License. Inhibitory effect of Eleutherine americana Merr.

Royal Botanic Gardens, Kew. The dichloromethane extract prepared from the underground parts of Eleutherine bulbosa Miller Urban Iridaceae showed strong activity in the direct bioautography assay with the phytopathogenic fungus Cladosporium sphaerospermum.

The patterns between the 2 groups were very similar. This fungus is pathogenic to plants such as Lutjanus campechanus Blaylock et al.

The concentration at which no bacterial growth was visible after 48 h of incubation was regarded as the MBC. Sign In or Create an Account. New Zealand leads world on controlling Campylobacter. The MIC 50 i. Direct bioautography on thin-layer chromatograms as a method for detecting fungitoxic substances. Compound 1 was found to be new and its structural elucidation is described bellow.


Gene expression and antibody response in chicken against Salmonella Typhimurium challenge. Baker Ixia americana Aubl.

The experiments were performed in duplicate, and inhibition zones were averaged and compared aericana the standard values to categorize whether the antibiotic was susceptible or resistant.

Could efflux pump inhibitors control infection? In vitro antimicrobial and phytochemical activities of Acacia nilotica leaf extract. The 13 C NMR spectrum showed signals relative to two carbonyls d An outbreak of Campylobacter eleuthherine poisoning in a health care setting. Eleutherine bulbosa Scientific classification Kingdom: Prevalence and antibiotic susceptibility of thermophilic Campylobacter species on beef, mutton, and chicken carcasses in Istanbul, Turkey.

The antibacterial effects of R. Although previous study showed the presence of the xanthones mangiferin and isomangiferin in the leaves of E.

Eleutherine bulbosa – Wikipedia

Performance standards for antimicrobial disk susceptibility tests. Clinical and Laboratory Standards Institute. Preliminary evaluations of the antibacterial activity of R.