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Thermal measurements in large pool fires
During the summer of 1983, a series of pool fire tests was conducted inwhich the test item was a 1.4-m-dia, 6.4-m-long, mild steel calorimeter with amass of approximately 10,000 kg. The purpose ofExpand
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Nitric oxide/cGMP mediates the spasmolytic action of 3,4'-dihydroxy-5,5'-dimethoxybibenzyl from Scaphyglottis livida.
Five aromatic compounds, 3,4'-dihydroxy-5,5'-dimethoxybibenzyl (1), batatasin III (2), coelonin (3), 3,7-dihydroxy-2,4-dimethoxyphenanthrene (4), and 3,7-dihydroxy-2,4,8-trimethoxyphenanthrene (5)Expand
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Antimycobacterial agents from selected Mexican medicinal plants
As part of the ICBG program Bioactive Agents from Dryland Biodiversity of Latin America, the present investigation was undertaken to explore the possible antimycobacterial potential of compoundsExpand
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Insecticidal Limonoids from Swietenia humilis and Cedrela salvadorensis
Four limonoids, humilinolides A–D from Swietenia humilis and cedrelanolide from Cedrela salvadorensis, were evaluated for their effect on the European corn borer, Ostrinia nubilalis in comparisonExpand
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Conformational Behavior and Absolute Stereostructure of Two Phytotoxic Nonenolides from the Fungus Phoma herbarum
Abstract Bioactivity-directed fractionation of extracts from the fungus Phoma herbarum led to the isolation of two new phytotoxic nonenolides: (7S,8S,9R)-7,8-dihydroxy-9-propyl-5-nonen-9-olide (1)Expand
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Antiprotozoal activity of the constituents of Conyza filaginoides.
Bioassay-guided fractionation of the antiprotozoal extract of Conyza filaginoides led to the isolation of three new flavonol caffeoyl glycosides, namely, kaempferol 3-O-(6'Expand
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Phytotoxicity and ultrastructural effects of gymnopusin from the orchid Maxillaria densa on duckweed (Lemna pausicostata) frond and root tissues.
Two phenanthrene derivatives, characterized as erianthridin (9,10-dihydro-2,7-dihydroxy-3,4-dimethoxyphenanthrene) and gymnopusin (2,7-dihydroxy-3,4,9-trimethoxyphenanthrene), were isolated from anExpand
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(Z)-3-butylidenephthalide from Ligusticum porteri , an α-glucosidase inhibitor.
An extract from the roots of Ligusticum porteri, orally administered to groups of normal and diabetic mice, showed significant hypoglycemic and antihyperglycemic effects. Experimental type-II DM wasExpand
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The effects of cholesterol oxidation products in sickle and normal red blood cell membranes.
The oxysterol content in normal and sickle red blood cell (RBC) membranes was assessed using thin-layer chromatography and capillary gas chromatography/mass spectrometry. Several more oxysterols wereExpand
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Constituents, biological activities and quality control parameters of the crude extract and essential oil from Arracacia tolucensis var. multifida.
Bioassay guided fractionation of an antimycobacterial extract of Arracacia tolucensis var. multifida (Umbelliferae) led to the isolation of isoimperatorin (1), osthol (2), suberosin (3),Expand
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