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Antibiotic Resistance - University of Michigan

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Antibiotic Resistance - University of Michigan

Antibiotic Resistance The Miracle Revoked? Wilson “Bill” Muse 10/29/2009 ... There are three known mechanisms of fluoroquinolone resistance. Some types of efflux pumps can act to decrease intracellular quinolone concentration.

http://www-personal.umich.edu/~muse/Antibiotic%20resistance.ppt

Date added: May 6, 2013 - Views: 48

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The mechanism of antibiotics - Main Page - OpenWetWare

The mechanism of antibiotics Biol 1220 Synthetic Biology abe pressman & minoo ramanathan ... There are several different underlying molecular mechanisms to antibiotic resistance, and I will explain the mechanism specific to ampicillin.

http://openwetware.org/images/8/85/Mechanism_of_antibiotics.ppt

Date added: December 14, 2011 - Views: 124

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PowerPoint Presentation

Antimicrobial resistance Antimicrobial resistance and susceptibility testing May 2007 Learning objectives At the end of the presentation, participants should: Identify antimicrobial susceptibility testing needs Understand standard antimicrobial susceptibility testing Interpret antimicrobial ...

http://www.who.int/ihr/lyon/surveillance/drug_resistance/ihr_l15antimicrobialresistance_en.ppt

Date added: February 3, 2012 - Views: 151

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Mechanisms of action of Antibiotics

CEPHALOSPORINS AND IMIPENEM Same mechanism of action as penicillins but bind to different ... Decreased permeability to the antibiotic. ... Sulfonamides Trimethoprim plus sulfamethoxazole Advantages of sulfonamide-trimethoprim combination SULFONAMIDE-RESISTANCE Results from multiple mechanisms.

http://webmedia.unmc.edu/medicine/scholar/antibioticmechanismsA.ppt

Date added: May 6, 2013 - Views: 43

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Antibiotic Pressure and Resistance in Bacteria

Antibiotic Resistance in Bacteria Antibiotic Resistant Bacteria Are: Bacteria that mutate and are able to resist the antibiotics that are meant to kill them.

http://faculty.ksu.edu.sa/70917/Documents/antibiotics%20resistance.ppt

Date added: October 31, 2012 - Views: 12

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CHAPTER 20 ANTIBIOTIC RESISTANCE - Kennesaw State ...

Title: CHAPTER 20 ANTIBIOTIC RESISTANCE Author: toledom Last modified by: premila Created Date: 9/11/2009 6:37:46 PM Document presentation format

http://science.kennesaw.edu/~pachar/BIOL%202261/Lecture_Chapter_20.ppt

Date added: October 6, 2011 - Views: 71

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Antibiotic Resistance - Cal State LA - Instructional Web ...

Antibiotic Resistance Antibiotics were introduced as therapeutic agents against bacterial disease starting in 1943 - Major classes of antibiotics attained widespread use by 1960’s

http://instructional1.calstatela.edu/pkrug/Bio%20or%20Chem%20444/Lecture%2014,%20antibiotic%20resistance.ppt

Date added: October 14, 2011 - Views: 85

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There are four major mechanisms that mediate bacterial ...

Antimicrobial Drugs: Resistance PREPARED BY MOHANAD ABU LIHIA There are four major mechanisms that mediate bacterial resistance to drugs . (4) Bacteria actively export drugs using a "multidrug resistance pump" (MDR pump, or "efflux" pump).

http://site.iugaza.edu.ps/elmanama/files/2010/02/Antimicrobial_Drugs_ResistanceM.ppt

Date added: September 24, 2012 - Views: 9

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PowerPoint Presentation

Mechanisms of antibiotic resistance 1. Enzymatic destruction of drug 2. Prevention of penetration of drug 3. Alteration of drug's target site 4. Rapid ejection of the drug Resistance genes are often on plasmids or transposons that can be transferred between bacteria.

http://facweb.northseattle.edu/estavney/Bio260/PowerPoint%20Lectures/a16%20Antimicrobials.ppt

Date added: June 13, 2012 - Views: 67

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Antibiotic Resistance in Microbes - Portland State University

Antibiotic Resistance in Microbes A few microbes to be concerned about How some antibiotics and Antimicrobials work Resistance mechanisms Some factors involved in resistance

http://alrlab.pdx.edu/media/MICROBES2.PPT

Date added: May 5, 2013 - Views: 14

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Emergence of Antimicrobial Resistance

Outline Recent trends in emerging antibiotic resistance Epidemiology of resistance Clinical Impact on resistance Strategies ... Only a minority of patients become colonized when cared for in a contaminated room 1 Elucidation of mechanisms of VRE acquisition Implement more effective infection ...

http://www.dsf.health.state.pa.us/health/lib/health/Epidemiology_of_Antimicrobial_Resistance.ppt

Date added: October 16, 2011 - Views: 119

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Methicillin Resistant Staphylococcus Aureus

... selective pressures which mediates the acquisition of resistance Objective To gain a broader understanding of the resistance mechanisms and virulence factors involved with MRSA ... Objective Research A Timeline Of Antibiotic Resistance History Of S aureus Resistance The ...

http://www.science.smith.edu/departments/Biology/cwhitezi/360%20documents/Student%20presentations/Jennings-Spring-Final-MRSA.ppt

Date added: October 16, 2011 - Views: 77

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Lecture 20 — Pseudomonas & Related Nonfermenters

Mechanism of Action of Exotoxin A REVIEW Mechanisms of Antibiotic Resistance in Pseudomonas aeruginosa REVIEW Review of Burkholderia cepacia Diseases Associated with Burkholderia spp. REVIEW Review of Stenotrophomonas maltophilia Stenotrophomonas maltophilia (cont.) REVIEW Review of ...

http://www.life.umd.edu/classroom/bsci424/Lectures/LecturePP20Pseudomonas&Nonfermenters.ppt

Date added: November 5, 2011 - Views: 107

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Antibiotic Resistance of Staphylococcus aureus Biofilms

Mechanisms of antibiotic resistance: ... Antibiotic Resistance of Staphylococcus aureus Biofilms Last modified by: Smitha Neerukonda Created Date: 7/29/2008 3:21:24 PM Document presentation format: On-screen Show Other titles:

http://www.vcu.edu/csbc/bbsi/people/students/0809/neerukonda_s/Final_Presentation_for_Summer_09-Smitha.ppt

Date added: October 26, 2012 - Views: 34

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Lectures 7 & 8 Chemotherapy of Bacterial Infections

... nutrients Stability of drug Size of inoculum Length of incubation Metabolic activity of organisms Antibiotic Mechanisms of Action ... Mechanism of Action Mechanism of Action Mechanism of Action Mechanism of Action Resistance Physiological Mechanisms Resistance Physiological ...

http://www.life.umd.edu/classroom/bsci424/Lectures/LecturePP7&8Antibiotics.ppt

Date added: October 11, 2011 - Views: 60

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No Slide Title

Associated Antibiotic Resistance Among Common Hospital- and Community-Acquired ... A need for new antimicrobial agents with activity against resistant pathogens Associated Resistance Resistance mechanisms that affect multiple members of a class or subclass Resistance traits that may ...

http://www.fda.gov/ohrms/dockets/ac/03/slides/3931S2_01_Jorgensen.ppt

Date added: October 24, 2011 - Views: 21

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Mechanisms of Evolution - Cochise College

Mechanisms of Evolution 16.1 Causes of microevolution What is microevolution? Evolution within a population Example: industrial melanism Best current day examples antibiotic resistance Flu virus What are some causes of microevolution—1?

http://skywalker.cochise.edu/ashraft/web/BIO%20156/PPT/16_mechanisms_of_evolution.ppt

Date added: May 3, 2013 - Views: 12

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The Recombination Molecular Motor of Escherichia coli

Antibiotic Resistance Consequences & Mechanisms Scott F. Singleton, PhD UNC Eshelman School of Pharmacy [email protected] * * * * * * This chart illustrates what microbes and their offspring might encounter over time as they follow the same path from one hospital bed to another under two ...

http://courses.bio.unc.edu/2010Fall/Biol062/powerpoints/AntibioticResistance.ppt

Date added: January 27, 2012 - Views: 32

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Antibiotic Selection - Winston-Salem/Forsyth County Schools

Mechanisms of Antibiotics Mechanisms of Antibiotics Antimicrobial Drug Resistance Principles and Definitions Clinical ... Categories of antibiotics Use of bacteriostatic vs bactericidal antibiotic Therapeutic index better for bacteriostatic antibiotic Resistance to bactericidal antibiotic ...

http://www.wsfcs.k12.nc.us/cms/lib/NC01001395/Centricity/Domain/3098/Biotech%20II/Unit%20A%20Laboratory%20Research/Antibiotics.ppt

Date added: May 3, 2013 - Views: 12

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Chapter 16 - Enterobacteriaceae - Austin Community College ...

Antibiotic Mechanisms of Action and Resistance MLAB 2434 – Microbiology Keri Brophy-Martinez * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Overview Antimicrobial Therapy Broad term for use of chemical compounds to treat diseases caused by microorganisms Antimicrobial agents ...

http://www.austincc.edu/mlt/micro/micro_notes_Antimicrobial_Mechanisms_13_STUDENT.ppt

Date added: August 28, 2013 - Views: 13

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Antibiotics - Middle East Critical Care Assembly

Lowy, Franklin D. Mechanisms of Antibiotic Resistance in Staphylococcus aureus. Up To Date (12.3). 2004. Richard, Grady. Safety profile of quinolone antibiotics in the pediatric population. The Pediatric Infectious Disease Journal. 22(12 ...

http://www.mecriticalcare.net/downloads/lectures/Antibiotics.ppt

Date added: May 7, 2013 - Views: 16

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Implementing Antimicrobial Stewardship at HIS – It Must Be Done

Molecular mechanisms of antibiotic resistance in bacteria. Ch. 17 in Principals and Practice of Infectious Diseases. Vol 1. 6th ed. Editors Mandel, Bennett, and Dolin. Elsevier, Philadelphia, 2005. Penicillin finder assays its future.

http://phscof.org/docs/presentations2012/Thursday/Pharmacy/Gildow2012_Antimicrobial%20Resistance%20Curbing%20the%20Current%20Public%20Health%20Problem.pptx

Date added: May 4, 2013 - Views: 12

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No Slide Title

Mechanisms of antimicrobial action directed against the bacterial cell wall and corresponding resistance mechanisms M-4 Advanced Therapeutics Course

http://med.umich.edu/lrc/therademo/course_topics_refs/refs/infection/mechanisms/CellWallAgents.ppt

Date added: December 27, 2013 - Views: 3

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How Antibiotics Work - Westwood Collegiate

Describe 3 mechanisms used by antibiotics to kill bacteria. Project With a partner, choose an antibiotic to research and complete the template found in my out box. ... and these can transfer multiple antibiotic resistance between very dissimilar species of bacteria.

http://westwood.sjsd.net/~shoesmith/FOV1-0004A5C3/FOV1-0004ADCA/FOV1-0004AE55/Antibiotics.ppt

Date added: May 12, 2013 - Views: 9

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ANTIMICROBIAL RESISTANCE - ksg.ly

ANTIMICROBIAL RESISTANCE Prof. Khalifa Sifaw Ghenghesh Each class of antimicrobial agent has a unique mode of action. Some antibiotics differ in their action on Gram+ve and Gram-ve bacteria due to the difference in the cell wall structure of such bacteria.

http://www.ksg.ly/PowerPoint/Lectures/ANTIMICROBIAL%20RESISTANCE.ppt

Date added: May 26, 2013 - Views: 11

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Antibiotic resistance and medicinal drug policy

Antibiotic Resistance and Medicinal Drug Policy Dr. Ken Harvey School of Public Health, La Trobe University, ... Develop new antibiotics that have novel modes of action or circumvent bacterial mechanisms of resistance (research) ...

http://www.pitt.edu/~super7/1011-2001/1811.ppt

Date added: October 7, 2011 - Views: 37

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Antimicrobial Therapy - University of Northern Colorado ...

... Sulfa compounds compete with PABA for the active site of DHPS Nucleic Acid Synthesis Inhibitors DHPS Resistance to Antimicrobial Drugs Mechanisms of resistance Enzymes that cleave or otherwise inactivate antibiotics β ... (“antiporters”) that regulate antibiotic resistance ...

http://www.unco.edu/schountz/Path_Micro_files/10%20Antimicrobial%20Therapy.ppt

Date added: August 28, 2013 - Views: 11

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Introduction to Antibacterial Therapy - CareGate

Introduction to Antibacterial Therapy: Clinically Relevant Microbiology and Antibiotic Use Edward L. Goodman, MD Hospital Epidemiologist Core Faculty

http://phdres.caregate.net/conferences/AY%2013-14%20PPT%20Presentations/Introduction%20to%20Antibacterial%20Therapy%20071113.ppt

Date added: July 25, 2013 - Views: 17

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Principles and Definitions - University of South Carolina

Antimicrobial Drug Resistance Mechanisms Altered permeability Altered influx Mutation in a transporter necessary to import antibiotic can lead to resistance.

http://pathmicro.med.sc.edu/2010-bactppt/29%20Antibiotics%2010.ppt

Date added: August 24, 2013 - Views: 22

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hauger(2) - Texas Department of State Health Services

Antibiotic Pressure and Resistance in Bacteria Sarmistha B. Hauger M.D. Director, Pediatric Infectious Disease Children s Hospital of Austin Austin, Texas Antibiotic Pressure and Resistance in Bacteria What is it and why is it important? How extensive is it? How does it happen? What factors ...

http://www.dshs.state.tx.us/idcu/health/antibiotic_resistance/educational/hauger.ppt

Date added: October 18, 2011 - Views: 41

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Modelling and Control Issues Arising from Antibiotic ...

Antibiotic Resistance Most enterococci have inherent resistance to various drugs Cephalosporins Semi-synthetic ... Development of Multi-drug Resistance Variety of different mechanisms for bacterial mating Pheromone responsive plasmids Broad host-range plasmids Transfer among ...

http://math.la.asu.edu/~kuang/workshop/Horn.ppt

Date added: May 20, 2012 - Views: 19

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Antimicrobial Drugs - Miami Dade College

Antimicrobial Drugs Chemotherapy The use of drugs to treat a disease Antimicrobial drugs Interfere with the growth of microbes within a host Antibiotic Substance produced by a microbe that, ... Mechanisms of antibiotic resistance 1. Enzymatic destruction of drug 2.

http://faculty.mdc.edu/sbutler/MCB%202013/Antimicrobial%20Drugs.ppt

Date added: October 18, 2011 - Views: 40

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Appropriate Use of Antibiotics - Home | University of Pittsburgh

Appropriate Use of Antibiotics A Veterinary Curriculum and Other Educational Activities Jennifer Nunnery, DVM ATPM Fellow FoodNet/NARMS Unit Foodborne and Diarrheal Diseases Branch

http://www.pitt.edu/~super4/Vet/vet0221.ppt

Date added: May 3, 2013 - Views: 13

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Peran Uji Mikrobiologi

Peran Uji Mikrobiologi & sensitivitas test MMDEAHHapsari UKK –IPT- IDAI * * * * Bacteria have evolved numerous mechanisms to evade antimicrobial drugs.

http://xa.yimg.com/kq/groups/15854266/773899838/name/Peran+Uji+Mikrobiologi++dan+sensitivitas+tes.ppt

Date added: November 18, 2013 - Views: 16

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Carbapenem-Resistant Enterobacteriaceae - Virginia Department ...

Resistance Mechanisms and Risk Factors. Carbapenemase enzymes confer resistance to carbapenems. Most prevalent carbapenemase in the U.S. is Klebsiellapneumoniaecarbapenemase(KPC)

http://www.vdh.virginia.gov/epidemiology/surveillance/hai/documents/powerpoint/CRE_Detect%20and%20Protect_FINAL.pptx

Date added: May 22, 2013 - Views: 16

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Lecture 9 - California State University, Los Angeles

... The Criteria of the Ideal Antibiotic: Mechanisms of action of Antibacterial Drugs ... Slide 51 Other enzyme inhibitors Interferons Kirby-Bauer Method for Determining Drug Susceptibility Figure 21.10 Resistance to Antimicrobial Drugs Mechanisms Responsible for Resistance to ...

http://www.calstatela.edu/faculty/mchen/454L%20lectures/Antimicrobial%20Drugs.ppt

Date added: October 2, 2011 - Views: 69

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PowerPoint Presentation

Body site of isolation Laboratory strategies for testing Predictability of susceptibility Testing not required when ... 13 disks can be placed on each plate Conventional methods Antibiotic gradient diffusion ... Mechanisms of resistance Common pathways Enzymatic ...

http://www.pathology.med.umich.edu/static/apps/didactics/Antimicrobial_susceptibility_testing.ppt

Date added: December 27, 2013 - Views: 14

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PowerPoint Presentation

Antibiotic Resistance A variety of mutations can lead to antibiotic resistance Mechanisms of antibiotic resistance Enzymatic destruction of drug Prevention of penetration of drug Alteration of drug's target site Rapid ejection of the drug Resistance genes are often on plasmids or transposons ...

http://lpc1.clpccd.cc.ca.us/lpc/zingg/Micro/lecture%20notes/M_T_Ch20_Antimicrobial%20Drugs_SS10_s.ppt

Date added: November 1, 2011 - Views: 57

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Mechanisms and Treatment of Multidrug Resistant (MDR) Gram ...

Title: Mechanisms and Treatment of Multidrug Resistant (MDR) Gram-Negative Bacteria: Are we Returning to the Pre-Antibiotic Era? Author: ken lawrence

http://www.macoalition.org/Initiatives/cdifficile_infections/antibiotic_stewardship/september2011/September%207,%202011%20antimicrobial%20stewardship.ppt

Date added: April 25, 2012 - Views: 58

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Antimicrobial Medications - Morgan Community College

Antimicrobial Medications Chapter 21 end end Mechanisms of Action of Antibacterial Drugs Sulfonamides Group of related compounds Collectively called sulfa drugs Inhibit growth of Gram + and Gram - organisms Through competitive inhibition of enzyme that aids in production of folic acid ...

http://www.morgancc.edu/faculty/Smith,L/Micro/power%20Points/Nester%20Ed%206/Nester_ch21.ppt

Date added: August 2, 2013 - Views: 6

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Chapter 1: The Microbial World and You - Los Angeles Mission ...

Antimicrobial Drugs Chapter 20: Antimicrobial Drugs: Antibiotic: Substance produced by a microorganism that in small amounts inhibits the growth of another microbe.

http://www.lamission.edu/lifesciences/lecturenote/mic20/MicroCh20.ppt

Date added: November 21, 2011 - Views: 35

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Active Efflux in Clinically-Important Gram-Negative Bacteria

Role of the Efflux Pumps in Antimicrobial Resistance in E. coli Patrick Plésiat Bacteriology Department Teaching Hospital Besançon, France Bacterial targets for antibiotics Main resistance mechanisms to drugs Gram-negative species with known efflux systems Efflux mechanisms: practical ...

http://www.unil.ch/webdav/site/cnfmi/shared/abstracts_and_lectures/PPlesiat.ppt

Date added: November 12, 2011 - Views: 43

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PowerPoint Presentation

Chapter 10 Controlling Microbial Growth in the Body: Antimicrobial Drugs Figure 10.1 Antibiotic effect of the mold Penicillium chrysogenum Figure 10.2 Mechanisms of action of microbial drugs Figure 10.3a A schematic of a normal peptidoglycan cell wall Figure 10.3b A scanning electron micrograph ...

http://www.dmacc.edu/instructors/ashelgeson/Chapter_10/A_PowerPoint_Lecture_Presentation/_ch_10_lecture_presentation.ppt

Date added: October 7, 2012 - Views: 44

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Antimicrobial Drugs - Nashua

Antimicrobial Drugs Chemotherapy The use of drugs to treat a disease ... Enzyme Inhibitors Chloroquine Inhibits DNA synthesis Malaria Antiprotozoan Drugs A variety of mutations can lead to antibiotic resistance. Mechanisms of antibiotic resistance 1.

http://schools.nashua.edu/myclass/stewartma/biotech1/Microbial%20Control/Ch%2020%20Antimicrobial%20Drugs.ppt

Date added: January 27, 2012 - Views: 39

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Antimicrobials 2: - Trinity College, Dublin

Antimicrobials 3: Resistance Dr Fiona Walsh Objectives of lecture Genetics of resistance Mechanisms of resistance Current and future problems What’s new About Resistance?

http://www.maths.tcd.ie/~ecoli/Lectures/3MLecture3.ppt

Date added: January 27, 2012 - Views: 10

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Microbiology - Hillsborough Community College

Resistance to Antibiotics Antibiotic Resistance Antibiotic Resistance A variety of mutations can lead to antibiotic resistance Mechanisms of antibiotic resistance Enzymatic destruction of drug Prevention of penetration of drug Alteration of drug's target site Rapid ejection of the drug ...

http://www.hccfl.edu/media/581770/_start-here_ch20_lecture.ppt

Date added: November 19, 2012 - Views: 29

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Antimicrobial Drug Therapy - Cal State L.A. - Instructional ...

Antimicrobial Drug Therapy What do we do when the balance tips in favor of the invading microorganism? Antimicrobial therapy When the balance between the microorganism and the host tilts in the direction of he microorganism, the bodies normal defenses cannot prevent or overcome the disease.

http://instructional1.calstatela.edu/nmcquee/Micro301/Lecture%208%20-%20Antimicrobial%20Drug%20Therapy2006.ppt

Date added: December 13, 2011 - Views: 42

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Antimicrobial Drugs - An-Najah National University

Antimicrobial Drugs ... of activity based on R groups added to 6-aminopenicillanic acid core All are bactericidal and inhibit transpeptidases Mechanisms of resistance Alter affinity of ... Kirby Bauer Plate Bacterial Mechanisms of Resistance Prevent antibiotic from reaching its target ...

http://elearning.najah.edu/OldData/pdfs/5310Antimicrobial%20Drugs%201%20.ppt

Date added: February 4, 2012 - Views: 179

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Antibiotic Selection & Use - GPVEC

antibiotic resistance mechanisms Decrease Cell Wall Uptake / Perm Aminoglycosides Efflux Macrolides, fluoroquinolones, tetracyclines Enzymes Induced Aminoglycosides, florfenicol, beta-lactams Altered Target Binding Sites Ribosome ...

http://gpvec.unl.edu/files/Antibiotic/WU%20AntibioticSelection&Use,2011.ppt

Date added: February 22, 2012 - Views: 46

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Antibiotics Part 1

... Zinc or other heavy metal for activity Hydrolyse all ß-Lactams including carbapenems Most will be associated with resistance to many antibiotic classes ... Point of Action Important mechanisms of resistance to antibiotics ß-Lactams Penicillins and Cephalosporins Carbapenems ...

http://www.mededcoventry.com/Undergraduates/Teaching/Senior%20Academic%20Half%20Day/2011/Antibiotics%20Part%201%20for%20student%20site.ppt

Date added: April 27, 2012 - Views: 29