chemical constituents of european mistletoe viscum album l isolation and characterisation of the main relevant ingredients lectins viscotoxins oligo polysaccharides flavonoides alkaloids
Báo cáo khoa học: Cloning and characterization of the genes encoding toxic lectins in mistletoe (Viscum album L) pot
... lectins and their genes Toxic lectins isolated from mistletoe were designated as mistletoe lectins (ML) [14] The abbreviation ML is followed by the Roman numerals I, II, and III (MLI, MLII, MLIII) and ... that of the considered variants, and this will result in an overestimation of the amount of Fig Estimation of the size of the mistletoe lectin gene family Samples (10 lg) of high-molecular mass mistletoe ... reveal the relationship of ML2p and ML3p to MLII and MLIII The ML1p, ML2p, ML3p and ML3.1p A-chains were expressed in E coli in soluble and biologically active form The recombinant ML3p A-chain...
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Báo cáo lâm nghiệp: "Impact of population dynamics of white mistletoe (Viscum album ssp. abietis) on European silver fir (Abies alba)" pot
... branching of the mistletoe, allows a rapid determination of the age by counting the shoot segments of the plant and was applied just after the tree was felled [28, 29, 32] The second method (“laboratory ... Mistletoe population dynamic: (a) Cumulative growth of the mistletoe population on all infested trees (sums of the number of mistletoes on all infested trees) Equation of the regression line: y = ... were highly correlated The calculated error of ± one year can be considered negligible, i.e both methods give reliable results After the initial visual assessment from the ground, all of the infested...
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Báo cáo khoa học: " Dynamique parasitaire de Viscum album L. sur pin noir dans le bassin du Saignon (préalpes françaises du sud)" doc
... de longues distances et la fauvette tờte noire (Sylvia atricapilla) localement Dautres oiseaux, comme la mộsange bleue (Parus coeruleus) et la sittelle (Sitta europaea), participent la rộgulation ... le bassin du Saignon, lextension de Viscum album L semble plus rapide car facilitộe par les oiseaux, courte distance par la fauvette tờte noire, et longue distance par la grive 5.3 multiples ... variable dans larbre et dun arbre lautre, et laisse donc Limpact de linfestation De ộrosion (ô roubines position pionniốre Prộalablement, il semble utile de rộalizonage de la sensibilitộ linfestation...
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Báo cáo lâm nghiệp: "Lutte chimique contre le gui (Viscum album L.). Pénétration, transport, efficacité de deux herbicides phloème-mobiles (2,4-DB et glyphosate)" pot
... !C-glyphosate spộcialement MONSANTO S.A pour la fourniture du Summary two phloern-mobile A chemical method to control mistletoe (Viscum album album, BALL) is phloem-mobile herbicides (2,4-DB and ... BAILLON diffộrenciộes suivant leur BALL), le gui du sapin spộcificitộ pour larbre-hụte : le gui du pin (V a austriacum, (V a abietis, BALL) et le gui des feuillus (V a album, , UBEUF , ALL BALL), ... phenological stages of the parasite It confirms the analogy with those of the assimilates, i.e., the sink feature of the new growing shoots The translocation depends on the tabl 3) : phenological...
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chemical constituents of some species of the genus garcinia (guttiferae) growing in south viet
... human cell lines, HeLa and NCI-H460, of fourteen isolated xanthones was tested using the SBR assay with camptothecin as the positive control The result has shown that globuxanthone possessed the ... effect, followed by dulxanthone A, pedunxanthone D and griffipavixanthone The remaining xanthones exhibited weak activity NEW FINDINGS OF THE THESIS - Investigating the chemical constituents of three ... (Phytochemistry Letters) - Suggesting possible biosynthesis pathways for the isolated xanthones FURTHER RESEARCH Study the antibacterial and antioxidant activities of the isolated compounds SUPERVISORS...
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chemical constituents of some species of the genus garcinia (guttiferae)
... CHCl3 Summer School Medicinal Chemistry, Vin Húa Hu c Thng c cao CHCl3 Hi, 25-28/09/2005 Vic phõn lp cht c thc hin bng phng phỏp SKC kt hp vi SKLM trờn cỏc cht hp ph silica gel, RP18 hay Diol ... tetraoxygenated Lien-Hoa xanthones D Nguyen from the (2012), bark of Cytotoxic Garcinia Vừ Tn Hu, L c ng, Phm ỡnh Hựng, Harrison J Leslie, Nguyn Diu Liờn Hoa (2008), Cụ lp v nhn danh dn xut phenol OH O ... (97), nigrolineaxanthon (98), garbogiol (99), 1,5-dihydroxy-3-metoxy-4-(3metylbut-2-enyl)-xanthon (100), dulxanthon A (101) v acid oleanolic (102) Trong cỏc hp cht ny, 95, 96 v 97 l xanthon mi...
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Báo cáo khóa học: Chemical foundation of the attenuation of methylmercury(II) cytotoxicity by metallothioneins pptx
... with the different behavior of the two cations toward thiolate ligands Thus, displacement of Zn(II) by the addition of HgX2 (X ¼ Cl–, ClO4–) entails formation of a wide family of heterometallic ... addition of 16 MeHg+ eq to Zn4-aMT (Fig 2B) Overall, although the CD data show that the addition of MeHg+ entails complete loss of the Zn(II) ions initially bound to Zn7-MT and Zn3-bMT, and only partial ... for the role of metallothioneins in attenuating the cytotoxicity caused by MeHg+ Thus, the Zn(II) ions released as a result of the binding of MeHg+ to Zn7-MT would enable them to induce the synthesis...
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Báo cáo " Chemical composition of the leaf oil of Litsea glutinosa (Lour.) C. B. Rob. from Ha Tinh province " pptx
... Litsea glutinosa collected from Xishuangbanna resulted in the isolation of two new aporphine alkaloids, namely litseglutine A and B, along with two known aporphine alkaloids, boldine and laurolitsine ... bornyl acetate, undecanal, neryl acetate, dodecanal, (E)nerolidol, bourboneol, germacrene-D-4-ol, spathulenol, caryophyllene oxide, cerdrol, ledol, ι-muurolol, nerolidol, β-eudesmol, α-cadinol, ... and twigs of Litsea glutinosa were shown to exhibit significant cytotoxic activity against human Hela cell lines in vitro Chemical examination of the BuOH extract of the leaves and twigs of Litsea...
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quantum chemical investigation of the photovoltaic
... and a net destabilization of both HOMO and 197 ; J Cornil, D Beljonne, J L Brédas, LUMO levels K Mûllen, G Wegner (Eds.) Electronic • All the studied molecules can be used as Materials :The oligomers ... organicsolarcells, the open Therefore, all the studied molecules can circuit voltage isfound to belinearlydependent be used as sensitizers because the electron on the HOMO level of the donor and injection ... absolute energy of the frontier orbitals HOMO and LUMO for the studied molecules and ITO, PCBM and the aluminum (Al) Table Table4.Energyvalues of ELUMO (ev), EHOMO (ev) andtheopen circuit voltage Voc...
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Báo cáo hóa học: " On the Chemical Origin of the Gap Bowing in (GaAs)12xGe2x Alloys: A Combined DFT–QSGW Stud" pptx
... violation has lead to the final instability of the alloys In particular, the larger the number of III–IV and IV–V bonds, the larger the instability of the model We detected a linear relationship ... plane wave and molecular orbital basis [39, 40] All core states are treated at the Hartree–Fock level GW calculations in the literature usually take H0 from the LDA; thus, we may call this the ... supercell GaAs host Similarly, we calculated the stability of AsGe, GaGe, and GaAsGe2 still in a 64-atom supercell Ge host For sake of consistency, these calculations were performed at the same level...
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Báo cáo lâm nghiệp: "Chemical composition of the periderm in relation to in situ water absorption rates of oak, beech and spruce fine roots" doc
... Bodenkundliche Abhandlungen 24 (1990) 1–184 Zeier J., Schreiber L. , Chemical composition of hypodermal and endodermal cell walls and xylem vessels isolated from Clivia miniata: identification of the ... allows calculation of in situ-fluxes per root surface area, and (ii) the chemical analysis of isolated root cell wall samples By combining these methods we were able, for the first time, to relate ... further use 2.4 Depolymerization and analyses of suberin and lignin content in isolated peridermal cell walls Prior to the chemical depolymerization procedures, suberin and lignin were thoroughly...
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Báo cáo y học: "Chemical injuries of the oesophagus: aetiopathological issues in Nigeria" ppsx
... substitution From the foregoing, it is clear that knowledge of the aetiology and pathology of chemical burns of the oesophagus will ultimately determine the applicable treatment modality All the methods ... usually kill their victims either for lack of cooperation of the victims or when there is risk of disclosure of identity of the robbers Table 3: Aetiology and Location of Strictures Aetiology ... secondary levels of care The pre-hospital care of such patients may also improve the outlook It is important to reiterate the call for enforcement of existing laws controlling the use of chemicals in...
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Báo cáo khoa học: "Quantitative physico-chemical analysis of the acidosis of cardiac arres" ppsx
... in equal amounts to that of lactate The presence of unmeasured ions alters the clinical interpretation and treatment of the patient This study has identified another area that needs further investigation ... from major vascular injury Crit Care Med 2004, 32:11201124 Gunnerson, KJ, Kellum JA: Acid–base and electrolyte analysis in critically ill patients: are we ready for the new millennium? Curr Opin ... a return of spontaneous circulation Unfortunately the authors did not comment on the outcome data for this group What was the duration of survival? Obviously the numbers are small, only 20 patients...
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Physico chemical aspects of the dyeing process
... approaches the fiber surface must eventually diffuse through a thin liquid layer, the so-called diffusion layer, towards or onto the fiber surface Dye in the Electrical Double Layer: All textile fibers ... in the fiber ↓↑ (Fixation) Dye physically or chemically bond in the fiber Dye Dispersed in the Dye Bath: Most of the dyes in solution are in molecular and partially ionized state or exist in the ... the fiber and agitation has little effect upon the time of half dyeing Dye Physically or Chemically Bond in the Fiber: The last step of dyeing is fixation In case of reactive dyes, the fixation...
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Computer illiteracy as one of the main problem of business student
... with the help of PC faster And all we know that computer literacy is on of the main requirement at employment Thus we see that the problem of computer illiteracy is one of the main problems for ... because of it we waste time, we lose opportunities, potential workplaces and we depend on other people Causes The first cause of the problem of computer illiteracy is the lack of useful information ... The problem of computer illiteracy as a one of main problems of business students Symptoms The main symptom of the computer illiteracy is an inability in computer working For example, student...
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Đề tài " A stable trace formula III. Proof of the main theorems" pptx
... will be shown that Local Theorem implies Local Theorem , and also that Local Theorem implies Local Theorem A proof of Local Theorem would therefore suffice to establish all the theorems stated in ... applied in its own right We shall use it to establish an unprepossessing identity (Lemma 6.5) that will be critical for our proof of Local Theorem Local Theorem actually implies all of the local ... the relevant coefficients in the trace formula The proof of Global Theorem is indirect It will be a consequence of a parallel set of theorems for all the other terms in the trace formula, together...
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Mark the letter a, b, c, or d on your answer sheet to indicate the word that differs from the rest in the position of the main stress in each of the following questions
... rest in the position of the main stress in each of the following questions levels, digestion, body temperature and so on It regulates all of these functions on a 24hour basis and is called the circadian ... against enemies They were really villages in themselves, as later Spanish explorers must have realised since they called them “pueblos”, which is Spanish for towns The people of the pueblos raised ... ceremonies and religious rituals to bring rain The way of life of less – settled groups was simpler and more strongly influenced by nature Small tribes such as the Shoshone and Ute 10 Mark the letter...
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Mark the letter a b c or d on your answer sheet to indicate the word that differs from the rest in the position of the main stress in each of the following questions
... to London have been spoilt by the weather A Because of the bad weather, our excursion to London was put off later B Our plans for an excursion to London have fallen through because the weather ... Mark the letter A B C or D on your answer sheet to complete each of the following sentences Question 36 : The vehicle bounces and glides along the ground A at 40 miles per hour of an ... careless that you left the windows open last night C You shouldn’t have left the windows open last night D You might have been careless because you left the windows open last night Read the following...
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Isolation and characterisation of suppressors of conditional histone mutants
... be relatively large, such as sumoylation of lysine and ubiquitylation of lysine, or relatively small, such as acetylation of lysine, methylation of arginine, histidine and lysine, phosphorylation ... Kilodalton Kilovolt L L L (Amino acid) LB LEU2 LiAc LiCl LYS2 Litre Leucine Luria-Bertani Leucine biosynthesis Lithium acetate Lithium chloride Lysine requiring M M M (Amino acid) MALDI-TOF MCK1 MDa ... basic tool of genetics (Hampsey, 1997) Primary phenotype tests like complementation involves replacing the wild type allele with a mutant allele to determine whether the mutant allele is able to...
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Influence of the main gasifier parameters on a real system for hydrogen production from biomass
... ratio at the outlet of the catalytic filter candle Table e Concentrations of CH4, CO, CO2 and Temperature at the outlet of the gasifier and of the catalytic filter candle, respectively, at various ... from the PSA The chemical energy content of the off gas should be used completely within the process to increase the overall efficiency, as shown below in details Hypothesis directly influences the ... because they follow the low energy density and perishability of this fuel exploiting the biomass directly in loco avoiding disposal costs, but efficient and reliable systems have still to be developed...
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