bacteria – free powerpoint files – 1

Microbiology
Copyright © 2010 Pearson Education, Inc. Lectures prepared by Christine L. Case. Chapter 11. The Prokaryotes: Domains
Rumen Microbiology
Chapter 7 Microbiology of the Rumen and Intestine. Types of microorganisms in the rumen. Bacteria (.5-3.0 um); Archea; Protozoa (500-1000000 x bacteria) …
poster (ppt) – Microbial Ecology Group, Zürich
INTERNATIONAL MARINE MICROBIOLOGY COURSE – DICHATO – CHILE – 2003. DISTRIBUTION OF BACTERIA IN SEDIMENTS FROM CONCEPCION BAY, CHILE. Figure. 2. …
Life at the Lower Limit:
Survival, physiological response, and recovery of enteric bacteria exposed to a polar marine environment. Applied and Environmental Microbiology 60: …
Metagenomics
Sulfur-Reducing Bacteria (SRB) are found in sandy marine sediment samples and … Previously in microbiology, bacteria needed to be cultured in a lab for …
Bacteria Testing
Microbiology: Testing for Bacteria. Linda Wolf. Glencoe High School … Used in some states as indicator organism in estuarine and marine waters …
C & S – Step 2
Plant Cleaning and Sanitation to Control Listeria. What is it? Listeria are invisible bacteria (germs) that can cause illness. …
Surface Water Monitoring
Measure ammonia and nitrite oxidizing bacteria (AOB, NOB) populations with MPN and Real-Time PCR techniques. Estimate kinetic parameters of nitrification …
History of Hot Springs Microbiology
A microbiologist collecting water sample at Yellowstone hot spring. Bacteria I. Cyanobacteria (Synechococcus). Thermophile photoynthetic autotrophs; Grow up …
Unit 1: History and Scope of Microbiology
isolated aerobic nitrogen-fixing soil bacteria (Azotobacter and Rhizobium) and sulfate reducing Bacteria. Beijerinck and Winogradsky …
Powerpoint 範本
Types of Skin Flora. Transient flora; Resident flora; Infectious flora … Reduce transient bacteria by 2.1 to 3 log10; smaller in resident flora (0.35 to …
Soil Chemistry (continued)
Most abundant of all soil fauna; One-celled; Feed on bacteria … Probably the most important component of soil fauna (not in acid soils, not in very dry …
Molecular Cloning
GOAL: Determine which bacteria have the desired product (plasmid pUC19 with … Use the restriction enzyme Hind III to cut both plasmid pUC19 and phage . …
Lecture_22.ppt – Jan: NAU Faculty/Staff Web Server
The central role of plasmids in these bacteria can be shown easily by “curing” … It is important to note that only a small part of the plasmid (the T-DNA) …
Gene Cloning and PCR
<10 kb useful for cloning; natural plasmids can range up to 250 kb. Plasmid Size … Allows for the selection of bacteria that contain the plasmid. …
Transformation and Protein Purification
Overview; Bacteria and Plasmids; Transformation; The pGLO Plasmid; Experimental Procedures … Only cells which obtained plasmid DNA will grow… and glow …
Bacteria and Archaea … 

New Tools for Metabolic Engineering of Bacteria
Plasmid. Plasmid copy number can influence gene expression levels … Carotenoid production in cells expressing dxs from a high-copy plasmid …
Conjugative DNA transfer, antibiotic resistance and MDR bacteria
A plasmid is an extra-chromosomal DNA molecule separate from the chromosomal … Plasmids usually occur naturally in bacteria, but are sometimes found in …
TOOLS FOR STUDYING SIGNALING IN IMMUNE CELLS
Transformation of Competent Bacteria Cells, DH-5α T1, with Recombinant Plasmid DNAs; Isolation and Expansion of Colonies Harboring Drug-resistant Constructs …
What is Nitrogen?
We will quickly “run through” a general overview of the Nitrification Process. Nitrifying bacteria in the ground first combine ammonia with oxygen to form …
Ecosystems
ammonification. fertilizers. uptake by. autotrophs. excretion, death,. decomposition. uptake by. autotrophs … Bacteria and fungi carry out ammonification …
Ecosystems
ammonification. 2. Nitrification. dentrification. nitrogenous wastes, remains … Bacteria and fungi carry out ammonification …
Cycles in Nature
Nitrification. Some bacteria called nitrifying bacteria take the ammonia and change it to a nitrite ion, and then a different group of nitrifying bacteria …
Biogeochemical Cycles
Release – Denitrifying bacteria convert N03- back to N2 (denitrification); detrivorous bacteria convert organic compounds back to NH4+ (ammonification); …
NUTRIENT CYCLES
Ammonification. Decomposers convert organic nitrogen (CHON) into ammonia (NH3) and ammonium (NH4+). A large number of species of bacteria and fungi are …
EVPP 550 Waterscape Ecology and Management
Proteolysis or ammonification. Organic Nitrogen → NH4+; Proteolytic bacteria use energy released from this transformation for metabolism. Nitrification …
Cell Division and Mitosis
AMMONIFICATION. bacteria, fungi convert the residues to NH3 ; this dissolves to form NH4+. NITRIFICATION. bacteria convert NO2- to nitrate (NO3-) …
Cell Division and Mitosis
AMMONIFICATION. bacteria, fungi convert the residues to NH3 ; this dissolves to form NH4+. 2. NITRIFICATION. bacteria convert NO2- to nitrate (NO3-) …
Download – Biotechnology Department
Nitrogen-fixing bacteria include free-living genera such as Azotobacter, cyanobacteria, and the symbiotic bacteria Rhizobium and Frankia. …
Remineralization ratios of organic matter and nitrification …
Nitrate deficits by the aerobic partial nitrification and the anoxic denitrification. … Redfield Ratios and Nitrification by nitrifying bacteria [ oxic]: …
ČOV
Nitrite is oxidised to nitrates by bacteria Nitrobacter (N. agilis, N. winogradskiy) or Nitrospira and Nitrococcus. NO2- + 0,5 O2 → NO3- …
Slide 1
Most N fixers live in aerobic environments (e.g., blue-green “algae” ( cyanobacteria), Rhizobium, Azotobacter), but there are also anaerobic bacteria that …
www.biotechnology.uwc.ac.za
Oxidation of NH3 to NO3- by nitrifying bacteria (aerobic chemolithotrophs) … Rate of nitrification high in soil with high protein content; Nitrate readily …
Bowling Green Satellite Aquaculture Center
The Nitrification Process. Nitrification is a two step process. Nitrosomonas bacteria convert ammonia (NH3) to Nitrite (toxic) …
Nitrate Dynamics at ALOHA and K2
Nitrification Rates. Whole water samples and MULVFS particles … Microbial community analysis: Nitrifying and denitrifying bacteria …
S18 – University of Colorado at Boulder
In 2 steps by 2 different kinds of bacteria – (1) Nitrosomonas oxidize NH3 to nitrites + (2) Nitrobacter oxidize nitrites to nitrates …
Nitrogen in Agroecosystems
Nitrification by aerobic bacteria. Plants use some. … 2-step conversion of ammonium to nitrate, by nitrifying bacteria or nitrobacteria. …
Diapositive 1
… They grow in root nodules; Azotobacter are bacteria associated with the rooting zone (the rhizosphere) of plants in grasslands. © 2008 Paul Billiet ODWS …
Making of yoghurt.ppt – www.freewebs.com
Yoghurt is a diary product produced by bacterial fermentation of milk. Yoghurt is made by introducing bacteria into milk, which is subsequently fermented …
What is biotecnology
In China, other fermentation processes are discovered, such as the use of lactic acid bacteria to make yoghurt and moulds to produce cheese, and the use of …
www.chimica-cannizzaro.it
Winogradsky made many contributions to soil microbiology; discovered that soil bacteria could oxidize Fe, S and ammonia to obtain energy. …
Soil-borne antibiotic-producing bacteria and characterization of …
New antibiotic-producing strains of bacteria isolated from soil samples around the world … World Journal of Microbiology and Biotechnology, 9: 521-528. …

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