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Ch1
Ch1

... 1. The microbe must be present in every case of the disease but absent from healthy organisms 2. The suspected microbe must be isolated and grown in a pure culture 3. The same disease must result when the isolated microbe is inoculated into a healthy host ...
Bacteria
Bacteria

... o Lives outside the digestive tract (21% O2) ...
Organismal Diversity
Organismal Diversity

... Organisms were once classified into two kingdoms - plants and animals. The organization of some biology curricula still reflects this -- for instance, the Missouri State Legislature's required courses for teacher education in biology specify botany and zoology, but not microbiology or study of fungi ...
power point
power point

... Courtesy of Decaëns et al., in press; Decaëns & Jiménez, 2002 ...
11_lecture_microbes - New Learning Technologies website
11_lecture_microbes - New Learning Technologies website

... Learning objectives are:  Learn about anaerobic respiratory metabolisms.  How can an inorganic compound be use as an energy source. ...
Fungi-like Bacteria
Fungi-like Bacteria

... Actinomyces and Nocardia primary genera involved in Actinomycosis ...
Chapter 28 PowerPoint
Chapter 28 PowerPoint

... atoms to the environment • Fixation – Photosynthesizers fix carbon into sugars • Ancient cyanobacteria added oxygen to air ...
The artificial lake bottoms on water treatment plants
The artificial lake bottoms on water treatment plants

... - Positive isolated effect on bacterial naphtalene mineralisation of ciliate grazing (Tso & Taghon 2006)…. - ….but adding further trophic levels gave an adverse effect on mineralisation (Näslund et al. 2010) ...
Bacterial Cells
Bacterial Cells

... Phylum Proteobacteria ...
Bacterial Cells
Bacterial Cells

... Phylum Proteobacteria ...
Outcomes of co-evolutionary addiction (PDF File 179.2 KB)
Outcomes of co-evolutionary addiction (PDF File 179.2 KB)

... can define insect diets, protect insects from parasites and cause insects to diversify. As a result, they contribute greatly to the ecological and economic significance of insects.’ There are two types of these insect microbe relationships. : “Obligate mutualists”, when insects rely on bacteria for ...
Lecture 8: Probiotic Bacteria
Lecture 8: Probiotic Bacteria

... Result: opportunistic pathogens can reach high densities around the fish/shrimp Surrounding bacteria are commonly ingested with the feed or via drinking (maximum case: filter feeders) Research in probiotics began with fish juveniles but more attention recently given to shrimp and finfish larvae Big ...
Electron Sources
Electron Sources

... Nutrient are any substance (compound or molecule) needed by an organism for growth, maintenance, and reproduction. These substances used in biosynthesis and energy production, and thus required for microbial growth. All organisms need a source of energy and carbon There are 3 categories used to defi ...
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... Bacteria Bite Back After reading the article, “Bacteria Bite Back,” answer the following questions in the space provided. 1. What is an antibiotic? A drug that kills bacteria, often by interfering with the cell wall or bacterium metabolism. 2. What does CDC stand for, and where is the CDC located? C ...
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Document

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Biology of Plants
Biology of Plants

... Heterotrophs • Most are Heterotrophs- require organic compounds • Vast majority are the saprophytes (saprosrotten) obtain from dead material • Saprophytic bacteria and fungi responsible for decomposition ...
II. Kingdom Eubacteria
II. Kingdom Eubacteria

... 1. Eubacteria cell walls made of peptidoglycan. a. Gram negative eubacteria's lipid layer prevents some antibiotics from entering. ...
Bioconservation of the marble base of the Pietà Rondanini by
Bioconservation of the marble base of the Pietà Rondanini by

... of cultural heritage made of stone. However, there has been growing evidence that they could be used to remediate the deterioration processes on historical objects of art, a process named bioconservation. Bioconservation of surfaces have some advantages over traditional cleaning methods. Chemicals a ...
characterization of procaryotic cells inner structures in bacteria
characterization of procaryotic cells inner structures in bacteria

...  Viruses must be grown in cell or tissue cultures as they are incapable of free-living existence.  Some parasites (e.g. Trichomonas vaginalis) can be cultivated in liquid media but it is easier to detect them by microscopic examination (Giemsa staining). ...
Spirillaceae
Spirillaceae

... Nitrosomonadales ,in Betaproteobacteria ...
Bacteria
Bacteria

... Specimen A: This bacteria is rodshaped, colored purple when Gram-stained, gets both its energy and Carbon from a host organism that it infects, and cannot live in the presence of oxygen. ...
census mic case study
census mic case study

... Acetogens utilize hydrogen and CO2 to produce acetic acid. In addition to exacerbating carbon dioxide corrosion of carbon steel, production of acetic acid supports growth of other acid producing bacteria and SRBs. ...
Chapter 25 - Fort Bend ISD
Chapter 25 - Fort Bend ISD

... "Titanospirillum" (20,30). The current holder of the biovolume record, a chainforming, spherical sulfur bacterium, T. namibiensis, was discovered only recently in the sea floor off the coast of Namibia (83). The cells may reach 750 [micro]m diameter, clearly visible to the naked eye. They form chain ...
Gram-Positive Bacteria
Gram-Positive Bacteria

...  B. popilliae and B. thuringiensis produce insect larvicides (biological insecticides)  Clostridium: strictly anaerobic  Some Clostridium sugar and produce butyric acid  Some Clostridium produce acetone and butanol  Some Clostridium ferment cellulose to ethanol, it is industrially significant, ...
SOIL 4400 Soil Ecology Introduction
SOIL 4400 Soil Ecology Introduction

... compounds. If these plants are fed with nitrogen in the form of ammonia, then they can use it only as far as it is transformed into nitric acid by micro-organisms of the soil soil. Peas Peas, lupines lupines, seradella, vetches and clover in contrast do not depend on nitrogen bound in the soil but a ...
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Phospholipid-derived fatty acids



Phospholipid-derived fatty acids (PLFA) are widely used in microbial ecology as chemotaxonomic markers of bacteria and other organisms. Phospholipids are the primary lipids composing cellular membranes. Phospholipids can be saponified, which releases the fatty acids contained in their diglyceride tail. Once the phospholipids of an unknown sample are saponified, the composition of the resulting PLFA can be compared to the PLFA of known organisms to determine the identity of the sample organism. PLFA analysis may be combined with other techniques, such as stable isotope probing to determine which microbes are metabolically active in a sample. PLFA analysis was pioneered by D.C. White, MD, PhD, at the University of Tennessee, in the early to mid 1980s.
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