... Metal Carbides 485 Carbides of the Subgroup of the IVth Group 487 Titanium Carbide 487 Zirconium Carbide and Hafnium Carbide 488 Carbides of the Subgroup of the Vth Group 488 Vanadium Carbide 488 ... Niobium Carbide and Tantalum Carbide 488 5.6.4.2 Carbides of the Subgroup of the VIth Group 489 5.6.5 5.6.5.1 Chromium Carbide 489 5.6.5.2 Molybdenum Carbide 489 5.6.5.3 Tungsten Carbide 489 Cemented ... 489 Cemented Carbides Based on Tungsten Carbide 490 5.6.5.4 Thorium Carbide and Uranium Carbide 491 5.6.6 5.6.7 Metal Nitrides 492 5.6.8 Metdl Borides 493 5.6.9 Metal Silicides 494 References...
Ngày tải lên: 02/12/2016, 12:45
... 1-Chloropropane butane octane dodecane hexadecane octadecane Dehalogenation 121 (+) 100 (+) 43 (+) 19 (+) (+) (+) Substrate 1-Bromopropane butane octane dodecane hexadecane octadecane Dehalogenation 112 (+) ... formation of formaldehyde [36] The methane degrading Methylosinus trichosporium OB3b has been shown to degrade both methyl bromide and dibromomethane [9, 196] and the propane-degrading Mycobacterium ... of degradation by methyl fluoride: both methyl bromide and methylene dibromide were examined but only in the freshwater sample was degradation observed [68] Two strains were able to degrade methyl...
Ngày tải lên: 28/06/2014, 22:20
Bài soạn Chapter 24 Transition Metals and Coordination Compounds
... is an anion, the suffix “ate” is added to the metal name Ligands Names • anions ending with ate or ide change to “o” as in • • nitrate to nitrato or cyanide to cyano anions with ite change to ... Field Splitting Tro, Chemistry: A Molecular Approach 35 36 How we see color If we see black, the material absorbs all color If we see white, the material reflect all color Tro, Chemistry: A Molecular ... Strength • the strength of the crystal field depends in large part on the ligands strong field ligands include: CN─ > NO2─ > en > NH3 weak field ligands include: H2O > OH─ > F─ > Cl─ > Br─ > I─ •...
Ngày tải lên: 28/11/2013, 01:12
Tài liệu Báo cáo khoa học: Antimicrobial effects of H4-(86–100), histogranin and related compounds – possible involvement of DNA gyrase ppt
... Structures of HN-like cyclic tetrapeptides (D) Structures of o-phenyldiamine derivatives (HN-like nonpeptides) (E) Structures of benzimidazole derivative (HN-like nonpeptide) Arrows in (B) show protruding ... and anti-inflammatory derivatives of o-phenylenediamine and benzimidazole J Pharmacol Exp Ther 309, 146–155 Blondelle SE & Houghten RA (1992) Design of model amphipathic peptides having potent antimicrobial ... ATP-dependent quinolone-like manner, an effect that correlates with their in vitro inhibitory effects on DNA gyrase Results Antimicrobial effects of HNr and related peptides and nonpeptides H4-(86–100)...
Ngày tải lên: 18/02/2014, 14:20
Báo cáo khoa học: "A UNIFIED MANAGEMENT AND PROCESSING OF WORD-FORMS, IDIOMS AND ANALYTICAL COMPOUNDS" ppt
... dictionary entry is described by the regular expression below: ::= ( ( *)* ( *)* ( ... transfer, via the semantic descriptions area, between monolingual dictionaries; the capability of interchanging domainoriented semantic descriptions; - - the lexical stock independence from the meaning ... code e r a given paradigm is used as the index in the paradigms table, an entry of which has the following structure: It is worth mentioning that, by default, the result of parsing as provided...
Ngày tải lên: 09/03/2014, 01:20
Flavonoids and Related Compounds: Bioavailability and Function potx
... naringenin-7-O-rutinoside and 79.7 mg hesperetin-7-O-rutinoside) Hesperetin-7-O-glucuronide Hesperetin-3′-O-glucuronide Naringenin-7-O-glucuronide Naringenin-4′-O-glucuronide Hesperetin-O-diglucuronides (2) ... Naringenin-7-O-neohesperidoside Naringenin-4′-O-glucuronide Hesperetin-7-O-glucuronide Hesperetin-O-diglucuronide Naringenin-O-diglucuronide Hesperetin-O-glucuronide-O-sulfates Major Bioavailability of Flavanones ... Naringenin-7-O-glucuronide Naringenin-4′-O-glucuronide Naringenin-O-sulfate Naringenin-O-sulfo-O-glucuronide Naringenin-O-diglucuronide Hesperetin-3′-O-glucuronide Hesperetin-7-O-glucuronide Main Major Major Detected...
Ngày tải lên: 11/03/2014, 03:20
Báo cáo khoa học: Delineation of the roles of FadD22, FadD26 and FadD29 in the biosynthesis of phthiocerol dimycocerosates and related compounds in Mycobacterium tuberculosis pptx
... using oligonucleotides fadD26K and fadD26L (Table 1) The PCR product was digested with NdeI and HindIII, and cloned between the NdeI and HindIII sites of pMV361e, a pMV361 derivative containing ... Recently, Ferreras et al [16] demonstrated that FadD22 is specific for the formation of PGL, also called mycoside B, in M bovis BCG This protein, which harbors an adenylation domain and a C-terminal ... derivatives (fatty acyl-AMP or p-HBAMP) was dependent on the presence of the enzyme (FadD29 or FadD22) (Fig 5) and ATP (data not shown), confirming that the detected compounds were the products of...
Ngày tải lên: 15/03/2014, 11:20
Cadmium and its compounds
... Matching SIC Codes 11 Agriculture and hunting Excluded 12 Forestry and logging Excluded 13 Fishing Excluded 21 Coal mining Excluded 22 Crude Petroleum and Natural Gas Production Excluded 23 Metal ... lifetime exposure to 3.6 µg/m3 of formaldehyde The most significant route of exposure to formaldehyde is inhalation, particularly while indoors The average formaldehyde level present in the outdoor air ... (sufficient evidence from animals studies but inadequate evidence or no data from epidemiological studies) and a possible human carcinogen (limited evidence for carcinogenicity in animals, inadequate...
Ngày tải lên: 15/03/2014, 23:22
Báo cáo Y học: Functional analysis of the rat bile salt export pump gene promoter Regulation by bile acids, drugs and endogenous compounds potx
... over labeled oligonucleotides were added to the binding reaction Samples were electrophoresed through a nondenaturing 6% polyacrylamide gel A double-stranded oligonucleotide containing the putative ... motifs in close vicinity between nucleotide )718 and nucleotide )550 preceeded by a HNF1a site In this study liver specificity of Bsep transcription was not dependent upon the combined action of HNF1 ... between nucleotide )800 and nucleotide )512 Among known inhibitory consensus motifs, including AP-2, PuF, CREB and Ets, only a MyoD site was detected between nucleotide )797 and nucleotide )787 that...
Ngày tải lên: 17/03/2014, 23:20
Health Risks from Dioxin and Related Compounds Evaluation of the EPA Reassessment potx
... the shaded line below the POD The committee concludes that EPA’s decision to rely solely on a default linear model lacked adequate scientific support The report recommends that EPA provide risk ... studies have demonstrated potent effects of TCDD, other dioxins, and many DLCs on tumor development, birth defects, reproductive abnormalities, immune dysfunction, dermatological disorders, and ... scientifically defensible document The committee further hopes that this review will help to guide all federal agencies in making rational and defensible health and environmental policies that adequately...
Ngày tải lên: 22/03/2014, 16:21
elements and their compounds in the environment occurence analysis and biological relevance
... Cations 54 Deposition of Sea-alt Particles and Chloride Deposition 55 Deposition and Forest Ecosystems 55 Site and Stand Dependence 55 Elevation 55 Soils 55 Forest stands 56 Forest Decline 57 ... Compounds 50 Dust Deposition 50 Natural Dusts 50 Industrial Dusts, Deposition of Heavy Metals 50 Deposition of Acid Pollutants 51 Sulfur Deposition 52 Nitrogen Deposition 53 Deposition of Alkalizing ... Types of Atmospheric Deposition 47 Dry Deposition 48 Occult Deposition 48 Wet and Bulk Deposition 48 Methods for Measuring Atmospheric Deposition in Forests 49 Throughfall 49 Deposition of Elements...
Ngày tải lên: 03/07/2014, 16:08
Dioxin and Related Compounds ppsx
... POST facilities when by-product material is used as soil additives • The Federal Insecticide Fungicide and Rodenticide Act (FIFRA) and TSCA authorizes control or elimination of certain chemicals ... President Viktor Yushchenko Dioxin Poisoning • Dioxins can alter the fundamental growth and development of cells • Impact of dioxins on cells results in: – Adverse effects upon reproduction and development ... processes result in widespread, low-level exposure of the general population • Dioxin levels in the environment have declined since the 1970s • Dioxin emissions in the US decreased by ~80% between...
Ngày tải lên: 09/07/2014, 08:21
báo cáo khoa học: " Silver nanoparticles are broad-spectrum bactericidal and virucidal compounds" potx
... Author details Department of Life Sciences, Winston-Salem State University, Winston Salem, NC 27110, USA 2Laboratorio de Terapia Celular, Departamento de Bioquimica y Medicina Molecular, Facultad de ... cervical culture model a) To rule out possible leaks in the agarose seal, Dextran blue was added to the upper chamber on day of the culture Its presence in the lower chamber was determined 20 h ... need to develop new bactericides and virucides Silver nanoparticles (AgNPs), having a long history of general use as an antiseptic and disinfectant, are able to interact with disulfide bonds...
Ngày tải lên: 11/08/2014, 00:23
Báo cáo khoa học: "Seleno-enzymes and seleno-compounds: the two faces of selenium Xavier Forceville" ppt
... Laporte F: At moderately high level, sodium selenium seems to decrease mortality in lipopolysaccharide rat model Intensive Care Med 2004, 30 (Suppl 1):S110 Kuklinski B, Buchner M, Schweder R, Nagel ... selenoprotein P – the main form of plasma selenium – seems to rapidly and dramatically decrease in septic shock patients [10] This protein has been described to protect the endothelium against oxidative ... critically ill patients [see comments] Crit Care Med 1998, 26:1536-1544 Forceville X, Moster V, Vitoux D, Plouvier E, Lahilaire P, Combes A: Early marked selenoprotein P decrease in severe inflammatory...
Ngày tải lên: 13/08/2014, 03:20
TERAHERTZ SPECTROSCOPY OF EXPLOSIVES AND RELATED COMPOUNDS a COMPUTATIONAL STUDY
... encouragement and kind words made this learning journey wonderful i Thesis Declaration The work in this thesis is the original work of Kwa Soo Tin, performed independently under the supervision of Prof ... computational methods and seek to give a definitive assignment of the experimental absorption peaks in the THz region (0 to THz) in order to fully understand the origins of the vibrational modes giving the ... for detection and identification in security screening especially in airports Besides being used as a spectroscopy tool, THz is also a potential imaging tool for non-intrusive, concealed detection...
Ngày tải lên: 13/10/2015, 15:57
CARBON AND ITS COMPOUNDS
... moderate Electrical Conductivity Poor Good conductor Density(kg/m3) 3510 2250 Uses Jewellery, drilling Dry cell, electric arc, lubricant, pencil lead How Diamond and Graphite are chemically identical? ... air, they burn completely to form carbon dioxide Equal quantities of diamond and graphite when burned, produce exactly the same amount of carbon dioxide Why the physical properties of diamond ... two formsDiamond Graphite What are Allotropes ? Allotropes are elements which are chemically identical, but they differ markedly in their physical properties Diamond and Graphite – two allotropes...
Ngày tải lên: 01/12/2016, 23:46
Low-Iodine Cookbook: Guidelines and Tips for the Low-Iodine Diet Used for a Short Time When Preparing To Receive Radioactive Iodine docx
... boneless, skinless chicken breasts, pounded to 1/4-inch thickness teaspoon chili powder teaspoon cumin powder teaspoon onion powder teaspoon garlic powder teaspoon paprika 1/2 teaspoon salt or ... processing, there seems to be a rise in iodine deficiency It might become the practice to start using iodized salt again Also, some spice blends like chili powder may contain added salt Read the ... and unsalted nut butters • Grain/cereal products in moderate amounts (see above) • Fresh chicken, beef, and other meats in moderate amounts (see above) • Sugar, jelly, honey, maple syrup, and unsulfured...
Ngày tải lên: 22/03/2014, 16:21
Báo cáo khoa học: "CT-guided iodine-125 seed permanent implantation for recurrent head and neck cancers" doc
... was determined using three-dimensional seed identification, and axial CT images (slice thickness, mm) of the implanted area were obtained immediately or 24 h after seed implantation The CT-derived ... recurrence in the lymph nodes and patients had recurrence in the primary lesions A detailed CT-aided tumor-volume study was also performed for all the patients 1-2 weeks before seed implantation We ... patients, had undergone radical surgery alone, had received EBRT alone, and had undergone surgery and EBRT Two patients had undergone surgery twice and the other two patients had undergone surgery...
Ngày tải lên: 09/08/2014, 09:20
Báo cáo khoa học: " Mechanisms of the action of povidone-iodine against human and avian influenza A viruses: its effects on hemagglutination and sialidase activities" doc
... with OC or 2-deoxy-2,3dehydro-N-acetylneuraminic acid (DANA), Km values increased, but Vmax did not change In the presence of PVPI, Km values increased and Vmax decreased Vmax/Km ratio decreased ... saline (PBS), divided into aliquots, and kept at -80°C until use Virus titers expressed as HAU were determined (see below) before experimentation Protein concentration was determined by using ... mycobacteria, fungi, viruses and protozoa [20] PVP-I has become widely used as an antiseptic and disinfectant Despite long-term use, development of PVP-I resistance in microorganisms has not been...
Ngày tải lên: 12/08/2014, 04:22