نتایج جستجو برای: quillaja saponin
تعداد نتایج: 3591 فیلتر نتایج به سال:
Broberg, S. Studies of Oligoand Polysaccharides by MALDI-TOF and ESI-IT MS Mass Spectrometry. Doctor’s dissertation. ISSN 1401-6249, ISBN 91-576-6465-X This thesis presents methods for analyzing carbohydrates with matrix-assisted laser desorption/ionization time-of-flight, MALDI-TOF, and electrospray ionization ion trap multiple-stage, ESI-IT MS, mass spectrometry, MS. MALDI-TOF MS was employed...
The adjuvant activity of Chenopodium quinoa (quinoa) saponins on the humoral and cellular immune responses of mice subcutaneously immunized with ovalbumin (OVA) was evaluated. Two quinoa saponin fractions were obtained, FQ70 and FQ90, and 10 saponins were determined by UPLC/Q-TOF-MS. Mice were immunized subcutaneously with OVA alone or adjuvanted with Quil A (adjuvant control), FQ70, or FQ90. F...
the goal of this study was to prepare and characterize alginate microspheres as an antigen delivery system and adjuvant for immunization against leishmaniasis. microspheres encapsulated with autoclaved leishmania major (alm) and quillaja saponin (qs) were prepared by an emulsification technique and characterized for size, encapsulation efficiency and release profile of encapsulates. selection o...
Ophiocoma erinaceus Muller &Troschel (Ophiocomidae) is part of the extensive group of echinoderm that contains bioactive metabolites. As, the anti cancer potential of brittle star saponin has not been reported against cervical cancer, the present study was conducted to evaluate the anticancer effect of extracted crude saponin. Saponin extraction was conducted using conventional method such as f...
Four new spirostanol saponins, named pavitnosides A-D (1-4), with six known steroidal saponins 5-10 were isolated from the rhizomes of Paris vietnamensis. Their chemical structures were determined based on extensive spectroscopic studies and chemical methods. The aglycones of pavitnoside B and pavitnoside C were not reported in previous work. The cytotoxicity of all saponins was evaluated again...
Abstract Pseudomonas aeruginosa is an opportunistic pathogen associated with increased risk of morbidity and mortality among cystic fibrosis patients immunocompromised individuals. Current antibiotics in the market are not successful against P. infections due to pathogen’s ability cause antibiotic resistance. Therefore, our prime objective formulate a liposomal-based anti-Pseudomonas vaccine th...
Ophiocoma erinaceus Muller &Troschel (Ophiocomidae) is part of the extensive group of echinoderm that contains bioactive metabolites. As, the anti cancer potential of brittle star saponin has not been reported against cervical cancer, the present study was conducted to evaluate the anticancer effect of extracted crude saponin. Saponin extraction was conducted using conventional method such as f...
Two novel oleanane-type triterpene saponins, licorice-saponin P2 (1) and licorice-saponin Q2 (3), together with nine known compounds 2, 4-11, have been isolated from the water extract of the roots of Glycyrrhiza inflata. The structures of these compounds were elucidated on the basis of spectroscopic analysis, including 2D-NMR experiments (1H-1H COSY, HSQC, HMBC and ROESY). In in vitro assays, c...
Powdered dry root bark of Securidaca longepedunculata was mixed with maize and cowpea and effectively reduced the numbers of Sitophilus zeamais and Callosobruchus maculatus emerging from these commodities, respectively, more than 9 months after treatment. This effect was reciprocated in grain treated with a methanol extract of the root bark, indicating that compounds were present that were ovip...
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