molar mass and molecular formula from freezing point

chemical bonding and molecular geometry from lewis to electron densities mar 2001

... Limitations and Exceptions 110Chapter 5 Ligand-Ligand Interactions and theLigandClose-Packing(LCP)Model1135.1Introduction1135.2 Ligand-Ligand Interactions1165.3 The Ligand Close-Packing ... Concepts and TheoriesCH31/CIIIIII/I"OHH~C02H(a) (b) (c)Figure 1.3 Lactic acid. (a) Structural formula. (b) Left- and (c) right-handed enantiomeric forms.Figure 1.4 Bent bondsinethene and ... misunderstanding and controversyindiscus-sionsofbonding. We return to the determinationofthe chargesofatomsinmolecules and the conceptsofionic and covalent characterinChapters 6,8, and 9.We...

Tài liệu GERMANY AND THE GERMANS FROM AN AMERICAN POINT OF VIEW ppt

Danh mục: Du lịch

... picture, knows at a glance why England misunderstands Germany and Germany misunderstands England. For White’s is White’s and Weimar is Weimar, and one is British and one is German as much now as ... distress and remedying them by inducing immigration from Holland, Switzerland, and the north, by building roads, bridges, schools, and churches, and by encouraging planting, trade, and commerce. ... Germany, and England, and of their burning, killing, and carrying into captivity; of the Saracens scouring the Mediterranean coasts and sacking Rome itself; of the Wends and Czechs, Hungarian bands...

Tài liệu Báo cáo khoa học: Isolation and molecular characterization of a novel D-hydantoinase from Jannaschia sp. CCS1 docx

Danh mục: Báo cáo khoa học

... standard molecular weight proteins. The flowrate was set to 0.8 mL Æmin)1. The subunit molecular mass was also estimated by SDS–PAGE.Characterization and comparative analyses ofHYDJs and ... puri, purified proteins;M, molecular weight standards. For the molecular weight stan-dards, the bands from top to bottom correspond to 116.0, 66.2,45.0, 35.0, 25.0 and 18.4 kDa, respectively.Y. ... HYDs from divergent sources usually occur as either homodimersor homotetramers [4]. Gel filtration analysis of nativeHYDJsindicated a molecular mass of about 253 kDa, and, as the subunit molecular...

Tài liệu Preparedness and Response to a Mass Casualty Event Resulting from Terrorist Use of Explosives pdf

Danh mục: Tổ chức sự kiện

... resources• Modify and extend shifts, bring personnel from home, and recruit medical and nonmedical volunteers as appropriate.• Prepare for excessive strain on EMS answering points and dispatch.• ... sensitive entry points and hospital surroundings,• addressing crowd control and handling the inﬂux of individuals looking for missing relatives, and • preventing terrorists from targeting hospital ... common picture of the event and available resources, direct capabilities and resources, coordinate the ﬂow of casualties, maintain mutual communication and understanding, and lead the public messages.15•...

Báo cáo khóa học: Biochemical and molecular characterization of a laccase from the edible straw mushroom, Volvariella volvacea docx

Danh mục: Báo cáo khoa học

... Corresponding pH optima and speciﬁc activitiesfor syringaldazine and 2,6-DMP were pH 5.6 and 3.4 UÆmgprotein)1 and pH 4.6 and 2.8 UÆmg protein)1, respectively.In standard assay mixtures, ... characterizationThe molecular mass of puriﬁed lac1 was estimated by SDS/PAGE to be 58 kDa and the isoelectric point of the enzymewas 3.7. In addition to ABTS, syringaldazine and 2,6-DMPwere also ... 1 (BAB84354) from Lentinula edodes (58%), laccase (AF170093) from Pycnoporus cinnabarinus (57%), laccase LCC3-1(AF176230) from Polyporus ciliatus (56%) and laccase 1(AAC498287) from Trametes...

Báo cáo khoa học: NMR and molecular dynamics studies of an autoimmune myelin basic protein peptide and its antagonist Structural implications for the MHC II (I-Au)–peptide complex from docking calculations ppt

Danh mục: Báo cáo khoa học

... 2004NMR and molecular dynamics studies of an autoimmune myelin basicprotein peptide and its antagonistStructural implications for the MHC II (I-Au)–peptide complex from dockingcalculationsAndreas ... various systems comprised 3899 and 4516 SPCmolecules for the agonist and the antagonist in water,respectively, and 817 and 927 Me2SO molecules for theagonist and the antagonist, respectively, ... of Proteins and Nucleic Acids.JohnWiley and So ns, Inc, New York.61. Andersen, N.H., Neidigh, J.W., Harris, S.M., Lee, G.M., Liu,Z.H. & Tong, H. (1997) Extracting information from the tem-perature...

Báo cáo khoa học: Puriﬁcation, characterization and molecular cloning of tyrosinase from the cephalopod mollusk, Illex argentinus docx

Danh mục: Báo cáo khoa học

... in molecular mass (6349 Da per subunit) concordant withthat observed in the mass analyses.Both molecular mass numbers deduced for the subunitsof ST94 (68 993 Da) and ST94t (62 644 Da) from ... taken from the literature [43]. The Km and Vmaxvalues for different substrates were obtained from theHanes–Woolf equation.Extraction of RNA and ﬁrst strand cDNA preparationAll DNA and RNA ... 2D-PAGE, ST94 was separated from other tyrosinase-activecomponents and was observed as a clear spot correspondingto the position of a protein with pI 4.1 and a molecular mass of 94 kDa. The tyrosinase...

Báo cáo khoa học: Cellular and molecular action of the mitogenic protein-deamidating toxin from Pasteurella multocida pptx

Danh mục: Báo cáo khoa học

... effector proteins from Salmonellaenterica serovars and Arsenophonus nasoniae, an insec-ticidal toxin from Photorhabdus asymbiotica, and anumber of hypothetical bacterial proteins from Vib-rio ... necrotizing factors from Escherichia coli (CNF1, CNF2 and CNF3) and Yersinia (CNFY) and the dermonecrotic toxin from Bordetella spp. (DNT) modify and constitutively acti-vate certain members of the ... relatedG-protein targets and with overlapping cellular out-comes, the sequence and structure of the activitydomain of PMT differ considerably from those of theother dermonecrotic toxins [3] and point to a...

Báo cáo khoa học: Three-dimensional structure of a thermostable native cellobiohydrolase, CBH IB, and molecular characterization of the cel7 gene from the ﬁlamentous fungus, Talaromyces emersonii ppt

Danh mục: Báo cáo khoa học

... 5¢ -and3 ¢-RACE PCRs by usingthe outer and inner RACE primers supplied by themanufacturer and the o uter and inner gene-speciﬁc primersdesigned from the cel7 PCR products. The Cel7 outer and inner ... protein from T. emersonii.AcknowledgementsThis work was funded by HEA pre-PRTLI and Enterprise Irelandawards to M. G.T. C.M.C. and R.T. are grateful for junior teac hingfellowships from NU ... of GH7 are Cel7A from T. reesei [8] and Cel7D ( CBH58) from P. chrysosporium [17]. Both C BHsconsistoftwob-sheets that pack face-to-face t o form ab-sandwic h [18]. Cel7A from T. reesei is...

Germany and the Germans From an American Point of View (1913) pptx

Danh mục: Khoa học xã hội

... distress and remedyingthem by inducing immigration from Holland, Switzerland, and the north, by building roads, bridges, schools, and churches, and by encouraging planting, trade, and commerce. ... or political colonist, and hewould shrink from the initiative and daring and endurance demanded by a real political revolution and a realchange of authority, as a hen from water. The very quality ... the prime of life, and looks it. His complexion and eyes are as clear as thoseof an athlete, and his eyes, and his movements, and his talk are vibrating with energy. He stands, I shouldguess,...

Báo cáo khoa học: Molecular basis for substrate recognition and drug ˚ resistance from 1.1 to 1.6 A resolution crystal structures of HIV-1 protease mutants with substrate analogs pptx

Danh mục: Báo cáo khoa học

... used a standardNle and a hydroxyl-Nle with relative occupancies of0.7 and 0.3. Mass spectroscopic studies of crystals and separated peptide analog showed no signiﬁcant changein molecular mass ... studiedwith PR and several mutants [21]. CA-p2 and p2-NCwere the two shortest peptides, extending from P3to P4¢ and from P3 to P3¢, respectively. The analogsNC-p1 and p1-p6 extended from P5 to ... PR and the inhibitor. One conserved water molecules liesbetween the ﬂap region (Ile50 and 50¢) and P2 and P1¢of the inhibitor, which has been proven to be import-ant for catalysis [30,31], and...

Báo cáo sinh học: " Application of FTA technology for sampling, recovery and molecular characterization of viral pathogens and virus-derived transgenes from plant tissues" doc

Danh mục: Điện - Điện tử

... technologyfor sampling and retrieval of DNA and RNA viruses from plant tissues and their subsequent molecular analysis.Results: DNA and RNA viruses were successfully recovered from leaf tissues of ... for TMV and the conserved region of CP and NiB from PVY and TEV potyviruses using specificprimers (Table 1).PCR amplification of genomic DNA sequences from FTA cardsLeaf tissues from transgenic, ... extract from healthy cassava plants and spotted onto FTA cards. Viral DNA was eluted from FTA cards and used as template for PCR amplification of a 550 bp fragment using primers EAB555F and EAB555R...