Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 39 for “"medicinal properties"”.
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The synthesis of novel indazole alkaloids with potential medicinal properties.
… routes I and II, so that their pharmacological properties could be elucidated subsequently. Route I represented a novel approach in which four p-monoacylated acid hydrazides 7a-d were prepared for cyclisation into indazoles 8a-d. Reaction of phenylhydrazine with benzoyl chloride, 4-benzyloxy …
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Antiplasmodial neolignans from Trema orientalis : identification, synthesis and analogue generation.
… a widely distributed evergreen tree with various medicinal properties including the treatment of malaria, was investigated as a potential source of new antimalarial lead compounds. Organic extracts of the young growing twigs of T. orientalis were reproducibly shown to be active against the …
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Selective Synthesis of Trans-fused Lactam-Lactones by Vicinal Difunctionalization of Readily Affordable Allylic Lactams
… heterocycles boast a plethora of medicinal properties. Specifically, lactams and lactones are the respective luminaries of the antibiotic and flavor worlds. However, the synthesis of fused lactams-lactones, especially those bearing <em>trans</em>-fusion, is challenging from the …
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The Signatures of Plants in Early Modern Europe, 1580-1720
… of plants that were taken as indicators of their medicinal properties, often in the form of visual resemblances between plants and human organs or disease symptoms. It focuses on German-speaking Central Europe and England during the seventeenth century. Juxtaposing early modern practices of plant …
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SYNTHESIS OF NATURAL PRODUCT NEPETANUDONE THROUGH THERMALLY FORBIDDEN [4Π+4Π] CYCLOADDITION IN THE PRESENCE OF LIGHT
… centers and both have significant biological and medicinal properties. Nepetanudone was proposed to be biosynthesized through the cycloadditon of two Nepetapyrones (5,9-dehydronepetalactone). This precursor pyrone was synthesized in the laboratory through six step reaction pathways as shown in …
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The population Biology of Sclerocarya birrea at Nylsvley Nature Reserve, Limpopo Province, South Africa
… humans in communal areas for its fruit, wood and medicinal properties. Understanding the population biology for this key stone species is important as there are many environmental factors that are affecting its population structure. The study found that the population of S. birrea at Nylsvley …
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De novo Sequencing and Analysis of <em>Salvia hispanica</em> Transcriptome and Identification of Genes Involved in the Biosynthesis of Secondary Metabolites
… that give chia its unique nutritional and medicinal properties. Finally, the generated data will contribute to the genetic improvement efforts of chia to better serve the public demand.</p>
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Bioactivity assessment of peptide QUB1471 from the skin secretion of the Chinese torrent frog (Amolops wuyiensis)
… skins have been recognised to possess various medicinal properties. In recent years, bioactive peptides from amphibian skin secretions have attracted much attention for their profound significance in providing clues directly towards novel drug development, for better understanding of …
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Ecological Factors Influencing Infection Rates of the Birch Polypore Inonotus obliquus in the Laurentian Mixed Forest Province
… intensively in recent years for its potentially medicinal properties. However, there is a dearth of ecological understanding of this fungus; even basic infection rates tend to be anecdotal or lack statistical rigor to guide new research and provide management guidelines ensuring sustainable …
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A Phytochemical Analysis of Secondary Metabolites in Eupatorium Serotinum
… in this field have important applications in medicinal research due to the distinctive and unique properties of natural compounds. All metabolites are produced from the metabolic cycle, which is a pathway that provides energy for the organism. These metabolic compounds vary greatly and are …
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Cyanogenesis and the feeding preference of Acraea horta (L.) (Lepidoptera : Acraeinae)
… that similar sorts of plants often have similar medicinal properties (Le. contain similar chemicals) is at least 300 years old, while the concept probably dates back several thousand years (Stace, 1980). Indeed, a knowledge of the secondary chemicals produced by different plant species has played …
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Evaluation of Random Amplified Polymorphic DNA and Simple Sequence Repeat markers in Moringa oleifera (Lam.) to establish population diversity
… of nutrition and oil, as well as for its various medicinal properties. Moringa is native to India, Malaysia and the Middle East, but have been introduced to many countries throughout Africa. There is however limited knowledge regarding the genetic variation of both native and introduced …
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Antibacterial, antioxidant and phytochemical investigation of Albizia Anthelmintica leaves, roots and stem bark
… with antibacterial as well as anti-oxidative properties, making this plant species a good source for potent antibacterial and anti-oxidative agents. The findings of this study will add value to the traditional uses of A. anthelmintica, and conservation is necessary due to the significant …
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Estudio de prefactibilidad para la instalación de una planta de condimento y especias a base de ají páprika en polvo esterilizado (Capsicum annuum)
… and international dishes. Likewise, it has medicinal properties to reduce cholesterol levels in the blood, as well as the production of red blood cells and the improvement of oxygenation. In the study of macrolocation, it was decided that Lima province be the department to locate the company …
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Synthesis of multicyclic ring systems including an alternate route to Meyers’ lactam derivatives
… for synthetic organic chemists due to their medicinal properties. The natural products comprise unique structures which includes the 1-azobicyclo[3.1.0]-hexane ring system and were originally isolated from Streptomyces sahachiroi and later from Steptomycetes griseofucus. Their structures were …
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Assessment of nutraceutical attributes of selected wild edible fruit plants used by Vhavenda people of the Thulamela Local Municipality
… their potential for income generation, and medicinal and cultural uses. This study focused on the documentation of utilisation, conservation, and nutraceutical composition of the wild edible fruit plants of the Thulamela Local Municipality. Information on wild edible fruit plants was …
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Mechanisms of Flavin-Dependent Monooxygenases Involved in Natural Product Chemistry
… by plants and microorganisms that often possess medicinal properties and are implicated in organismal defense. Drawbacks to utilizing natural products in the pharmaceutical industry are difficulties with isolation from biological sources and low yields that can lack stereospecificity from …
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The role of buchu cultivation (Agathosma betulina & Agathosma crenulata) cultivation in livelihoods and conservation
… and distant markets has developed. Alongside its medicinal properties, buchu is primarily valued for its essential oil which is exported for use in international flavour and fragrant industries. The aim of this study was to conduct an overview of the local buchu industry with a focus on how …
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Palladium reagents for bioconjugation
physicochemical properties in comparison to their linear counterparts. Here we detail a method for a divergent macrocyclization of unprotected peptides by crosslinking two cysteine residues with bis-palladium organometallic reagents. These synthetic intermediates are prepared in a single step from …
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