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Round bacteria

Most rod-shaped bacteria are motile, independently of their classification (e.g.. Gram positive or negative, aerobes or anaerobes, spore-formers or not, etc.). In contrast, most round bacteria, Cocci, are nonmotile. Bacteria have acquired a number of motility strategies, as follows. [Pg.54]

Cat-scratch disease is an abscess-forming reticular lymphadenitis. Electron microscopy showed rodshaped, elliptical or round bacteria in the extracellular spaced between degenerated cells of the lymph nodes (Ohtani et al. 1992). [Pg.447]

Another PCR variation used for detecting bacteria is nested PCR, which uses two successive rounds of amplification with different sets of primers.16,96,97 After amplification of one DNA fragment in the first round, the amplicon is used as a template for a second round of amplification, together with another primer set that amplifies an internal segment of the first amplicon.96,97 Nested PCR is especially useful when the concentration of the target bacterium is too... [Pg.10]

For the past 50 years the determination of the sanitary quality of water has been based on the enumeration of indicator micro-organisms (e.g. coliform bacteria). The adequacy of coliform enumeration methods for this purpose has been questioned [21]. The current trend of year-round disinfection of waste water effluents and the increasing discharge of both toxic substances and heat from industrial outfalls cast further doubt on the accuracy of biological indicator systems [22]. [Pg.291]

Bacteria Unicellular prokaryotic microorganisms which generally possess rigid cell walls, multiply by cell division, and exhibit three prindpal forms round or coccal, rodlike or badllary, and spiral or spirochetal. [NIH]... [Pg.61]

From the complementary duplex structure of DNA described in chapter 25, it is a short intuitive hop to a model for replication that satisfies the requirement for one round of DNA duplication for every cell division. In chapter 26, DNA Replication, Repair, and Recombination, key experiments demonstrating the semiconservative mode of replication in vivo are presented. This is followed by a detailed examination of the enzymology of replication, first for how it occurs in bacteria and then for how it occurs in animal cells. Also included in this chapter are select aspects of the metabolism of DNA repair and recombination. The novel process of DNA synthesis using RNA-directed DNA polymerases is also considered. First discovered as part of the mechanisms for the replication of nucleic acids in certain RNA viruses, this mode of DNA synthesis is now recognized as occurring in the cell for certain movable genetic segments and as the means whereby the ends of linear chromosomes in eukaryotes are synthesized. [Pg.993]

This is not an anabolic steroid nor is it even an anabolic chemical except as a food. These were reported popular injectable products that contain a sterile (bacteria free and pure) medium chain triglyceride (MCT), an acid, and usually Procain or lidocaine (all of which have been made inert). The oil was injected deep into a muscle to add size. Usually this was done to smaller muscle groups such as biceps, triceps, delts, calves, and smaller round back muscles. [Pg.154]

Bound phages can be recovered by low pH buffers [48-50, 52, 53, 55, 56, 58, 59] or by competitive elution [12, 15], amplified into bacteria, and submitted for additional rounds of selection. [Pg.473]


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See also in sourсe #XX -- [ Pg.124 ]




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