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In addition to antibodies, the immune system also consists of bone-marrow derived lymphocytes, or B cells, and T cells that come from the thymus gland, both of which (indirectly) produce antibodies. These cells, in turn, may be helped by helper cells (= H) and suppressed by suppressor cells (= S). Helper cells may be alarmed as to the presence of antigens by macrophages (= M) that eat the antigens and leave parts of their meal on their cell surface. [Pg.426]

Enforced matches can be accounted for by leaving parts of the stream data out of the problem. [Pg.437]

Immobilization by electrostatic interaction results in a tight association of the NA backbone with the surface that may leave part of the molecule in an unfavorable conformation for its subsequent hybridization with complementary sequences. This could result in a loss of hybridization efficiency and is the primary reason why this method is recommended principally if the arrayed material is available in large quantities and its price is not an issue for consideration. Alternatively, this method can also be used if the NA does not possess specific chemical functionalities which can be used in other more directed immobilization strategies (e.g. covalent bonding). [Pg.80]

Here we conventionally assume that the flux entering the junction is positive, whereas the terms that describe the leaving part are taken negative. The advantage of the junction rule is that it allows to avoid the detailed consideration of system s dynamics inside the junction (inside the body of the octopus ) and provides the results of tunneling through the tentacles. [Pg.71]

Another half-hour passed, and the servant, returning, found his master a corpse. Thus passed England s great chemical luminary, leaving part of his fortune to science, and his fame to be commemorated in the Cavendish Laboratory for Experimental Research at Cambridge, where today other oracles are travelling the path he helped illuminate. [Pg.61]

In fact, the black color of the precipitate indicates that because of its vigorous reducing capacity, butyllithium, even when added dropwise at room temperature in dilute solution (100 mmole/liter) to the TiCl4 solution, forms overreduced Ti compounds (14), leaving part of the TiCl4 unreacted. The C4H9 radical may also have contributed towards the reduction. [Pg.120]

Mushrooms partly consumed by animals question of toxins and avoidance Leaves partly eaten by insects Yellow birch odor Browsed fern... [Pg.67]

Hydrothermally dealuminated PER and sample that were subsequently acid treated exhibited better selectivities for isobutylene formation than an untreated PER catalyst (27). Furthermore, hydrothermally dealuminated PER exhibited a lower activity than untreated PER but higher selectivity for isobutylene 30,62,66). A subsequent acid treatment (with 5% HCl solution) further decreased the conversion and increased the isobutylene selectivity. The hydrothermal treatment created mesoporosity by A1 extraction. The A1 extraframework species were located in the mesopores and/or in the micropores. The HCl treatment removed part of the extraframework Al, leaving part in the micropores. The elimination of extraframework A1 from the mesopores was evidently beneficial for isobutylene selectivity. Evidently, the active sites associated with extraframework Al located in large voids are nonselective in contrast, extraframework Al located in the micropores (and not removed by acid treatment) does not contribute to catalytic activity. The steamed and acid-washed ferrierite exhibits excellent isobutylene selectivity and catalytic stability 30). [Pg.538]

My thanks are due to the University of Otago who granted me a short period of study leave, part of which was devoted to this work, and to the staff of the Chemistry Department at the Open University, Milton Keynes, UK, where I was able to work with few distractions in a friendly environment. I also owe much to Julie Leith, Andrea Krause and Diane Watson who so expertly did most of the word processing and preparation of diagrams at the University of Otago. [Pg.1]

The ink transfer rolls apply a uniform film of ink to the printing plate or roll tills ink film is transferred directly to the paper substrate, or first to the printii blanket and then to the paper substrate. During printing, the ink film penetrates into the porous paper substrate, and that part of the ink film remaining between the substrate and the plate splits, leaving part of the film on the substrate and part on tiie plate. This ink film splitting is described the Walker-Fetsko equation 0 ... [Pg.165]

Figure 1.7. Illustration or the non-capped option of tungsten plugs. The aluminum interconnect is slightly misaligned to the right, leaving part of the plug uncovered. SEM courtesy Dr. H. Korner, Siemens AC. [from ref. 259, reprinted with permission, copyright 1991 by Materials Research Society]... Figure 1.7. Illustration or the non-capped option of tungsten plugs. The aluminum interconnect is slightly misaligned to the right, leaving part of the plug uncovered. SEM courtesy Dr. H. Korner, Siemens AC. [from ref. 259, reprinted with permission, copyright 1991 by Materials Research Society]...
A flower is thought to be composed of an axis and transformed leaves, partly sterile (the perianth, which may be composed of sepals, petals, or tepals), partly fertile (stamens and carpels). [Pg.26]

Use Permit multiple release from a single application leaving parts clean for secondary process. [Pg.855]

This Peruvian farmer pours gasoline over coca leaves, part of the process of making coca paste, which will eventually be converted into crystallized cocaine for sale in the United States, Europe, and elsewhere. Estimates show that close to 60,000 farmers in the Andes Mountains depend on coca cultivation for their livelihood. [Pg.50]

Next, the sacrificial layer is patterned and holes are etched into the oxide using established lithography and etching processes. These holes will be filled and thus act as anchor points on the left end of the two cantilevers formed later (Fig. 5.3.1 e). In the next step, the functional polysilicon layer is deposited (Fig. 5.3.1b). The thickness of this layer determines the mechanical properties of the movable beam. The thicker it is, the stiffer the beam will be in the z axis, which is desirable for structures intended to move only in the xy direction. But its thickness is limited by the capabilities of the deposition process used. The functional layer is next patterned and etched (Fig. 5.3.1c). Depending on the thickness of the polysilicon layer, specific trench etch processes (as described later on) may be required, especially when this layer is rather thick. Finally, the sacrificial layer is removed (Fig. 5.3.1 d). This is typically done with wet or vapor phase etches to dissolve the silicon dioxide and leave parts of the functional structures free-standing and movable. When using wet etching, special care has to be taken to prevent Stic-... [Pg.104]

With increasing amounts of TEOA, reaction (7.7) removes Ru(bipy) + in competition with reverse reaction of (7.6), leaving part of MV+ formed as stable products. The MV-+) yields are pH dependent, decreasing in the acid pH region due to reactions such as (7.8). [Pg.87]

Breakable caps—the container is sealed by a plastic or metal cap that either breaks away completely when removed from the container or leaves part of the cap attached to the container. The cap must be broken to open the container and remove the product. [Pg.338]

The relaxed or R structure, in which some salt links are broken, leaving parts of the protein free to rotate. [Pg.171]

Onishi, L, T. Fukuzumi, K. Yamamoto, and H. Takahara Anthraquinone in tobacco smoke Sci. Papers, Cent. Res. Inst., Japan Monopoly Corp. 103 (1961) 25-29. Onishi, 1. and M. Nagasawa Studies on the essential oils of tobacco leaves. Part 11. Carbonyl fraction Bull. Agr. Chem. Soc. Japan 19 (1955) 143-147 Part Vll. Carbonyl fraction (11) BuU. Agr. Chem. Soc. Japan 21... [Pg.1375]

Onishi, I. and K. Yamamoto Studies on the essential oils of tobacco leaves. Part III. Phenol fraction Bull. Agr. Chem. Soc. Japan 19 (1955) 148-156 Part VI. Phenol fraction (II) Bull. Agr. Chem. Soc. Japan 20 (1956) 70-73 Part XL Phenol fraction (III) Bull. Agr. Chem. Soc. Japan 21 (1957) 90-94 Part XIV Phenol fraction (IV) Bull. Agr. Chem. Soc. Japan 21 (1957) 181-194. Onishi, I. and K. Yamasaki Studies on the essential oils of tobacco leaves. Part 1. Acid fraction Bull. Agr. Chem. Soc. Japan 19 (1955) 137-142 Part IX. Acid fraction of the American flue-cured tobacco leaf BuU. Agr. Chem. Soc. Japan 21 (1957) 82-85 PartX. Acid fraction in the essential oil of the Japanese Uue-cured leaf before redrying and aging BuU. Agr. Chem. Soc. Japan 21 (1957) 86-89. [Pg.1375]

Onishi, I. and K. Yamasaki Smdies on the essential oils of tobacco leaves. Part V. The isolation of P-methylvaleric acid and 2-furoic acid from tobacco essential oil Bull. Agr. Chem. Soc. Japan 20 (1956) 68-69. [Pg.1375]

Indian tobacco leaves Part I Proc. Indian Sci. Cong. 3023. [Pg.1382]

Tomita, H., M. Noguchi, and E. Tamaki Chemical studies on ninhydrin-positive compounds in cured tobacco leaves. Part III. Further isolation and identification of some amino acid-sugar compounds Agr. Biol. Chem. [Pg.1418]

Photograph 7-95 Polished section of clinker particle after KOH-sugar solution extraction, leaving partly crystalline material (arrow) and brightly reflecting residual ferrite (center). (S A6713)... [Pg.119]

Epoxidised and hydroformylated vegetable oil-based polyurethanes leave parts of the chain dangling, which may affect the properties of the final product. However, dangling chains are not present in polyols made by ozonolysis and can therefore be used effectively in the synthesis of polyurethanes (Fig. 6.7) ... [Pg.162]

Eor certain analyses it may be desirable to ensure that the hot pressed compression molded film is frozen into an amorphous state. This may be achieved by melting a few milligrams between a pair of thin press plates or aluminum sheet, leaving part of the plates exposed from the press platens. This may be... [Pg.2239]

To minimize reactor shutdown time, the overall system configuration is selected on the basis of time-motion studies and the refueling interval requirement. System configuration studies include tradeoff studies such as leaving parts of the refueling machine in the vessel during operation (FFTF) versus full removal of the refueling equipment (CRBR). [Pg.61]


See other pages where Leaves parts is mentioned: [Pg.521]    [Pg.123]    [Pg.201]    [Pg.67]    [Pg.271]    [Pg.295]    [Pg.265]    [Pg.28]    [Pg.123]    [Pg.149]    [Pg.9]    [Pg.130]    [Pg.120]    [Pg.175]    [Pg.126]    [Pg.214]    [Pg.123]    [Pg.574]    [Pg.552]    [Pg.157]    [Pg.4]    [Pg.48]   
See also in sourсe #XX -- [ Pg.460 ]




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