Chapter 18 and 31
... • Antibiotic resistance can cause medicines to become ineffective. – Some bacteria in a population have genes that make them immune to antibiotics. – These bacteria spread the gene, making the antibiotics useless. A bacterium carries genes for antibiotic resistance on a plasmid. A copy of the plasmi ...
... • Antibiotic resistance can cause medicines to become ineffective. – Some bacteria in a population have genes that make them immune to antibiotics. – These bacteria spread the gene, making the antibiotics useless. A bacterium carries genes for antibiotic resistance on a plasmid. A copy of the plasmi ...
informational handout - Western Connecticut State University
... The skin is generally an inhospitable environment, since it is so dry. The outer keratinized layer of epidermis is not easily colonized, and the salt from perspiration also inhibits most bacteria. Not surprisingly, most bacteria that do live on the skin are tolerant of relatively high salt concentra ...
... The skin is generally an inhospitable environment, since it is so dry. The outer keratinized layer of epidermis is not easily colonized, and the salt from perspiration also inhibits most bacteria. Not surprisingly, most bacteria that do live on the skin are tolerant of relatively high salt concentra ...
Microbial Mechanisms of Pathogenicity (Chapter 15) Lecture
... -may be necessary for virulence A. Exotoxins -produced inside the bacteria and either secreted or released following microbe lysis -toxin genes are often found on plasmids or via lysogenic phages -most are enzymes -function to destroy certain host cell parts or inhibit particular metabolic functions ...
... -may be necessary for virulence A. Exotoxins -produced inside the bacteria and either secreted or released following microbe lysis -toxin genes are often found on plasmids or via lysogenic phages -most are enzymes -function to destroy certain host cell parts or inhibit particular metabolic functions ...
Bacterial STI`s
... Bacterial Vaginosis • This is an infection where bad bacteria spawns and it begins to take over the good bacteria inside the vagina. • This infection is usually accompanied by itching, burning, vaginal discharge, and occasionally and odor. ...
... Bacterial Vaginosis • This is an infection where bad bacteria spawns and it begins to take over the good bacteria inside the vagina. • This infection is usually accompanied by itching, burning, vaginal discharge, and occasionally and odor. ...
2.2
... One of the unique aspects of chlamydial biology is the biphasic developmental cycle. Chlamydiae exist as two distinct life forms, each of which is adapted to specific environments in a manner not unlike spore formation in Bacillus spp. The EB is small (200–300 nm) extracellular, and spore-like. It i ...
... One of the unique aspects of chlamydial biology is the biphasic developmental cycle. Chlamydiae exist as two distinct life forms, each of which is adapted to specific environments in a manner not unlike spore formation in Bacillus spp. The EB is small (200–300 nm) extracellular, and spore-like. It i ...
Human Bacteria In The Production Of Human Cancer
... normally residing in all human beings. Various researchers have reported the cancer germ as an intracellular and an extracellular parasite, meaning that the bacteria can be found both within and outside the cell. The shape of the bacteria is usually the round coccus-like form. These coccal forms var ...
... normally residing in all human beings. Various researchers have reported the cancer germ as an intracellular and an extracellular parasite, meaning that the bacteria can be found both within and outside the cell. The shape of the bacteria is usually the round coccus-like form. These coccal forms var ...
Lab – Week 3 Preparing a Simple and Endospore Stain
... • Developed by Hans Christian Gram in 1884 when he was studying bacteria from different respiratory diseases. • The single most important technique in microbiology. ...
... • Developed by Hans Christian Gram in 1884 when he was studying bacteria from different respiratory diseases. • The single most important technique in microbiology. ...
2008 AOA Review
... and basophils (antibody preformed = rapid) – Triggers release of vasoactive amines (histamine) ...
... and basophils (antibody preformed = rapid) – Triggers release of vasoactive amines (histamine) ...
chapter4_Sections 1-7 FUSION
... and they crowd out more dangerous germs • Escherichia coli is one of the most common intestinal bacteria of warm-blooded animals – only a few of the hundreds of types (strains) are harmful ...
... and they crowd out more dangerous germs • Escherichia coli is one of the most common intestinal bacteria of warm-blooded animals – only a few of the hundreds of types (strains) are harmful ...
326: Microbiology Review: Pathogens and Disease
... a genome (all other known infectious agents contain genetic material). The word prion represents the term proteinaceous infectious particle. Protein particles exist in two forms. The normal, an innocuous (harmless) protein called PrPc can change its shape to a harmful, disease-causing form called Pr ...
... a genome (all other known infectious agents contain genetic material). The word prion represents the term proteinaceous infectious particle. Protein particles exist in two forms. The normal, an innocuous (harmless) protein called PrPc can change its shape to a harmful, disease-causing form called Pr ...
Phylogeny of Prosthecobacter, the Fusiform Caulobacters: Members
... with a Waters model 510 pump as described previously (6). The following bacteria whose quinone compositions have been published previously (7) were treated in parallel and were used as standards: Rhodococcus eiythropolis ATCC 4277, E. coli, and Pseudomonas putida ATCC 29607. To identify the Prosthec ...
... with a Waters model 510 pump as described previously (6). The following bacteria whose quinone compositions have been published previously (7) were treated in parallel and were used as standards: Rhodococcus eiythropolis ATCC 4277, E. coli, and Pseudomonas putida ATCC 29607. To identify the Prosthec ...
Microbes in the Environment
... • Describe the general properties and characteristics of bacteria – By doing this, students will be able to observe growth characteristics of bacteria ...
... • Describe the general properties and characteristics of bacteria – By doing this, students will be able to observe growth characteristics of bacteria ...
bacteria: the good, the bad and the ugly
... packed tightly into a ball-like structure called a nucleoid. They have a single chromosome that contains about 3,000 genes, depending on the type of bacteria. Bac- ...
... packed tightly into a ball-like structure called a nucleoid. They have a single chromosome that contains about 3,000 genes, depending on the type of bacteria. Bac- ...
File
... By disrupting plasma membranes, they allow cytoplasmic constituents to leak out of the cell. They also denature proteins (inhibit enzymes) and are surface active. Quaternary Ammonium Compounds are most effective against gram-positive bacteria. Good against fungi, amoeba, and enveloped viruses but ps ...
... By disrupting plasma membranes, they allow cytoplasmic constituents to leak out of the cell. They also denature proteins (inhibit enzymes) and are surface active. Quaternary Ammonium Compounds are most effective against gram-positive bacteria. Good against fungi, amoeba, and enveloped viruses but ps ...
Bacteria Wanted Poster Research Project
... Students select a pathogen from the list below or assigned by the teacher. They will then produce a wanted poster with the given parameters and present it to the class. ...
... Students select a pathogen from the list below or assigned by the teacher. They will then produce a wanted poster with the given parameters and present it to the class. ...
Slide ()
... Postantibiotic effect (PAE). In this experiment, fixed inocula of Staphylococcus aureus and Pseudomonas aeruginosa are exposed to ticarcillin, imipenem, and ciprofloxacin at a set concentration of four times the MIC. The organism and the antibiotic are then diluted 1,000-fold to a point where the an ...
... Postantibiotic effect (PAE). In this experiment, fixed inocula of Staphylococcus aureus and Pseudomonas aeruginosa are exposed to ticarcillin, imipenem, and ciprofloxacin at a set concentration of four times the MIC. The organism and the antibiotic are then diluted 1,000-fold to a point where the an ...
Novel DNA Supercoiling Inhibitors
... Novel class of small-molecule antibacterials Dual-targeting of the clinically unexploited GyrB and ParE subunits of DNA gyrase and ...
... Novel class of small-molecule antibacterials Dual-targeting of the clinically unexploited GyrB and ParE subunits of DNA gyrase and ...
press release from the isme journal
... Salmonella has a sweet tooth for lettuce A possible route by which Salmonella could infect commercially available lettuce is clarified in a report online this week in The ISME Journal. The study reveals that Salmonella actively moves towards a sugar-like carbon source found in the root extracts of l ...
... Salmonella has a sweet tooth for lettuce A possible route by which Salmonella could infect commercially available lettuce is clarified in a report online this week in The ISME Journal. The study reveals that Salmonella actively moves towards a sugar-like carbon source found in the root extracts of l ...
Potent and wide range of activity vs Gram +ve and Gram
... another through the enzymatic action of a penicillin-binding protein (PBP). In the presence of a β-lactam antibiotic, this process is disrupted. The β-lactam antibiotic binds the PBP and prevents it from cross-linking the glycine bridge to the peptide side chain, thus blocking incorporation of the d ...
... another through the enzymatic action of a penicillin-binding protein (PBP). In the presence of a β-lactam antibiotic, this process is disrupted. The β-lactam antibiotic binds the PBP and prevents it from cross-linking the glycine bridge to the peptide side chain, thus blocking incorporation of the d ...
Lecture Exam 1
... Oxygen is a key chemical involved in both metabolic pathways and the growth and survival of microbial cells. Understand and be able to describe the enzymes and metabolic pathways used by obligate aerobes, facultative anaerobes, obligate anaerobes, and aerotolerant anaerobes. Proper media is essentia ...
... Oxygen is a key chemical involved in both metabolic pathways and the growth and survival of microbial cells. Understand and be able to describe the enzymes and metabolic pathways used by obligate aerobes, facultative anaerobes, obligate anaerobes, and aerotolerant anaerobes. Proper media is essentia ...
INFECTION. INFECTIOUS PROCESS. INFECTIOUS DISEASE. Part I
... The encapsulated pathogens can evade the work of phagocytes. Capsules can inhibit phagocytosis. Infectious dose and intensity of exposure are also important for invasion. ...
... The encapsulated pathogens can evade the work of phagocytes. Capsules can inhibit phagocytosis. Infectious dose and intensity of exposure are also important for invasion. ...
Foundations in Microbiology
... Nonenteric Bacilli • Large, diverse group of non-sporeforming bacteria • Wide range of habitats – large intestines (enteric), zoonotic, respiratory, soil, water • Most are not medically important; some are true pathogens, some are opportunists • All have a lipopolysaccharide outer membrane of cell w ...
... Nonenteric Bacilli • Large, diverse group of non-sporeforming bacteria • Wide range of habitats – large intestines (enteric), zoonotic, respiratory, soil, water • Most are not medically important; some are true pathogens, some are opportunists • All have a lipopolysaccharide outer membrane of cell w ...