β-lactamase gene blaSHV detected in bacteria
... biotic-resistant bacteria, researchers are continuously monitoring the patterns of resistance in food from animals. For instance, methicillin-resistant Staphylococcus aureus was isolated in 31/402 (7.7%) of retail pork samples from four Canadian provinces [6]. In Vietnam, a study demonstrated that 5 ...
... biotic-resistant bacteria, researchers are continuously monitoring the patterns of resistance in food from animals. For instance, methicillin-resistant Staphylococcus aureus was isolated in 31/402 (7.7%) of retail pork samples from four Canadian provinces [6]. In Vietnam, a study demonstrated that 5 ...
Lecture 16
... Inhibit either the 30s or 50s ribosomal subunit (bacterial ribosomal subunits differ from mammalian ones => drugs are selective for bacterial protein synthesis) Class based on chemical structure of the compounds Drugs need to enter bacteria => entry inhibition is a point of drug resistance ...
... Inhibit either the 30s or 50s ribosomal subunit (bacterial ribosomal subunits differ from mammalian ones => drugs are selective for bacterial protein synthesis) Class based on chemical structure of the compounds Drugs need to enter bacteria => entry inhibition is a point of drug resistance ...
Autonomic Nervous System
... Inhibit either the 30s or 50s ribosomal subunit (bacterial ribosomal subunits differ from mammalian ones => drugs are selective for bacterial protein synthesis) Class based on chemical structure of the compounds Drugs need to enter bacteria => entry inhibition is a point of drug resistance ...
... Inhibit either the 30s or 50s ribosomal subunit (bacterial ribosomal subunits differ from mammalian ones => drugs are selective for bacterial protein synthesis) Class based on chemical structure of the compounds Drugs need to enter bacteria => entry inhibition is a point of drug resistance ...
Culture Methods
... • Aeromonas hydrophila, • Helicobacter pylori, • Legionella species • Mycobacterium avium-intracellulare • Shigella Better developed: • Salmonella species • Some pathogenic E. coli O157:H7 ...
... • Aeromonas hydrophila, • Helicobacter pylori, • Legionella species • Mycobacterium avium-intracellulare • Shigella Better developed: • Salmonella species • Some pathogenic E. coli O157:H7 ...
Origins
... • Need a way to pass down coded information from one generation to the next • RNA can carry out enzyme like reactions • Ribozymes • Can catalyze its own synthesis proteins associate with it and speed it up • Haven’t seen it happen in “the wild” • Natural selection can act upon it… ...
... • Need a way to pass down coded information from one generation to the next • RNA can carry out enzyme like reactions • Ribozymes • Can catalyze its own synthesis proteins associate with it and speed it up • Haven’t seen it happen in “the wild” • Natural selection can act upon it… ...
Appendix A - the Biology Scholars Program Wiki
... Generally, a dichotomous key is a series of paired questions that allow you to rule out organisms based on characteristics. The key should start broad (like, “All Culturable Bacteria) and narrow choices at each dichotomous step. Begin by trying to narrow your options to a single Bergey’s Group. Choo ...
... Generally, a dichotomous key is a series of paired questions that allow you to rule out organisms based on characteristics. The key should start broad (like, “All Culturable Bacteria) and narrow choices at each dichotomous step. Begin by trying to narrow your options to a single Bergey’s Group. Choo ...
Bacterial Structure - Central Magnet School
... Gram-positive: many layers of peptidoglycan, which is anchored to the cell membrane by ...
... Gram-positive: many layers of peptidoglycan, which is anchored to the cell membrane by ...
slides - KI-Net
... Ben-Jacob, Roy. Soci. 2003 ; Ben-Jacob, et al Trends in Microbiology 2004 , 2012 ...
... Ben-Jacob, Roy. Soci. 2003 ; Ben-Jacob, et al Trends in Microbiology 2004 , 2012 ...
Bacteria Disease Report
... Approximately one in 20 infected persons have severe disease characterized by… o profuse watery diarrhea o vomiting o leg cramps In these persons, rapid loss of body fluids leads to dehydration and shock. Without treatment, death can occur within hours ...
... Approximately one in 20 infected persons have severe disease characterized by… o profuse watery diarrhea o vomiting o leg cramps In these persons, rapid loss of body fluids leads to dehydration and shock. Without treatment, death can occur within hours ...
ADAPTATIONS IN BACTERIA
... must be sterilized or heated under high pressure in either a pressure cooker or an autoclave. Under pressure, water will boil at a higher temperature than its usual 100 ºC, which kills endospores. Canned foods must be sterilized and acidified. Endospores of the bacterium, Clostridium botulinum, easi ...
... must be sterilized or heated under high pressure in either a pressure cooker or an autoclave. Under pressure, water will boil at a higher temperature than its usual 100 ºC, which kills endospores. Canned foods must be sterilized and acidified. Endospores of the bacterium, Clostridium botulinum, easi ...
Water-Q-Hall
... 12C) Evaluate the significance of water in living organisms and in the environment ...
... 12C) Evaluate the significance of water in living organisms and in the environment ...
UNIT 10 MICROORGANISMS READING: Chapter 20 Viruses and
... a. Produced by fungus Penicillium 3. When bacterial population is treated by antibiotics, most members die - mutation may permit survival of some - produce resistant colonies a. Reason doctor tells you to take all of an antibiotic 4. Antibiotic don't work on viruses only on bacteria. IV. Protists - ...
... a. Produced by fungus Penicillium 3. When bacterial population is treated by antibiotics, most members die - mutation may permit survival of some - produce resistant colonies a. Reason doctor tells you to take all of an antibiotic 4. Antibiotic don't work on viruses only on bacteria. IV. Protists - ...
Growing, growing, gone…
... Microbial growth = increase in number of cells, not cell size. Growth can be affected by a number of factors. Temperature, pH, osmotic pressure, etc. The Requirements for Growth: Physical Requirements Temperature • Minimum growth temperature • Optimum growth temperature • Maximum growth temperature ...
... Microbial growth = increase in number of cells, not cell size. Growth can be affected by a number of factors. Temperature, pH, osmotic pressure, etc. The Requirements for Growth: Physical Requirements Temperature • Minimum growth temperature • Optimum growth temperature • Maximum growth temperature ...
Document
... over produce IL-1 and TNF-a. • Bacterial toxic shock: caused by superantigens that bind simultaneously to MHC class II and TCR Vb domain. 5-25% of total T cells may respond to a single superantigen and result in excessive production of cytokines. ...
... over produce IL-1 and TNF-a. • Bacterial toxic shock: caused by superantigens that bind simultaneously to MHC class II and TCR Vb domain. 5-25% of total T cells may respond to a single superantigen and result in excessive production of cytokines. ...
hOW SUbSUrFACE bACTErIA brEAThE AFFECTS UrANIUm
... oxidized metals, including uranium, as electron acceptors. With their different cell envelopes, cellular respiration occurs differently in gram-positive and gram-negative bacteria. Each type uses a different mechanism to transfer electrons out of the envelope to external electron receptors. gram-neg ...
... oxidized metals, including uranium, as electron acceptors. With their different cell envelopes, cellular respiration occurs differently in gram-positive and gram-negative bacteria. Each type uses a different mechanism to transfer electrons out of the envelope to external electron receptors. gram-neg ...
REQUEST FOR MICROORGANISM ENDORSEMENT REQUIRED
... Students and sponsors using microorganisms in a science project must complete a Request for Microorgansim Endorsement and receive approval from the Scientific Review Committee even if the microorganism used is listed below. The following organisms (bacteria and fungi) are recommended for use by stud ...
... Students and sponsors using microorganisms in a science project must complete a Request for Microorgansim Endorsement and receive approval from the Scientific Review Committee even if the microorganism used is listed below. The following organisms (bacteria and fungi) are recommended for use by stud ...
Germs: Understand and protect against bacteria, viruses and infection
... Vaccines. Vaccination is your best line of defense for certain diseases. As researchers understand more about what causes disease, the list of vaccine-preventable diseases continues to grow. Many vaccines are given in childhood, but adults still need to be routinely vaccinated to prevent some illnes ...
... Vaccines. Vaccination is your best line of defense for certain diseases. As researchers understand more about what causes disease, the list of vaccine-preventable diseases continues to grow. Many vaccines are given in childhood, but adults still need to be routinely vaccinated to prevent some illnes ...
The Bacterial Cell Envelope I. The cell envelope Glycocalyx
... The polysaccharides on the surface of Gm negative bacteria can be recognized by cells and molecules of host immune systems during infection. Serve as antigens for _________________ to bind to. Neisseria gonorrhoeae, Gm neg. bacterium which causes gonorrhea, avoids host immune system by changing its ...
... The polysaccharides on the surface of Gm negative bacteria can be recognized by cells and molecules of host immune systems during infection. Serve as antigens for _________________ to bind to. Neisseria gonorrhoeae, Gm neg. bacterium which causes gonorrhea, avoids host immune system by changing its ...
Sample
... stray or unknown cats. Children need to play nicely and not roughly with pets to avoid being bitten or scratched. Keep your pets free of fleas to decrease the chance your pet will become infected with the bacteria. Wash your hands after playing with cats. If you do get bitten or scratched, wash the ...
... stray or unknown cats. Children need to play nicely and not roughly with pets to avoid being bitten or scratched. Keep your pets free of fleas to decrease the chance your pet will become infected with the bacteria. Wash your hands after playing with cats. If you do get bitten or scratched, wash the ...
Inhibition of adhesion of Neisseria meningitidis to host cells by
... microbial disturbances are widely studied at present. Lactobacilli are among the beneficial organisms in our body. These organisms inhabit in the gastrointestinal, vaginal and oral tract and are commonly found in probiotic products. They inhibit a wide range of harmful organisms by utilizing differe ...
... microbial disturbances are widely studied at present. Lactobacilli are among the beneficial organisms in our body. These organisms inhabit in the gastrointestinal, vaginal and oral tract and are commonly found in probiotic products. They inhibit a wide range of harmful organisms by utilizing differe ...
cell reproduction
... Cancer is a disease of uncontrolled cell division. It starts with a single cell that loses its control mechanisms due to a genetic mutation. That cell starts dividing without limit, and eventually kills the host. Normal cells are controlled by several factors. – Normal cells stay in the G1 stage of ...
... Cancer is a disease of uncontrolled cell division. It starts with a single cell that loses its control mechanisms due to a genetic mutation. That cell starts dividing without limit, and eventually kills the host. Normal cells are controlled by several factors. – Normal cells stay in the G1 stage of ...
Chapter 4 VIRUS, BACTERIA AND CYANOBACTERIA
... Most bacteria are heterotrophic a few are autotrophic. According to their mode of feeding, heterotrophic bacteria may be saprophytic, symbiotic or parasitic. Some bacteria are killed in the presence of oxygen, they are called obligate anaerobes. Others use oxygen but can respire without it, they are ...
... Most bacteria are heterotrophic a few are autotrophic. According to their mode of feeding, heterotrophic bacteria may be saprophytic, symbiotic or parasitic. Some bacteria are killed in the presence of oxygen, they are called obligate anaerobes. Others use oxygen but can respire without it, they are ...
Pathogens and their effect on humans. Viral pathogens. Bacteria:
... Viral pathogens work by taking over cells and getting them to carry out viral cell replication rather than carrying out the processes they were designed to do. An example of this is “the flu”. The flu can enter the cell of the linings of the lungs and throat and take over the lung lining cells and f ...
... Viral pathogens work by taking over cells and getting them to carry out viral cell replication rather than carrying out the processes they were designed to do. An example of this is “the flu”. The flu can enter the cell of the linings of the lungs and throat and take over the lung lining cells and f ...
Powerpoint - Lighthouse Christian Academy
... Without bacteria, other organisms would not be able to live on Earth. Which of the following is not a service that bacteria provide? ...
... Without bacteria, other organisms would not be able to live on Earth. Which of the following is not a service that bacteria provide? ...
Chapter 9- Physical Methods for Control
... 1. Site to be treated Ex: can’t use harsh chemicals ...
... 1. Site to be treated Ex: can’t use harsh chemicals ...