Page 4,5,6 - Antimicrobial Resistance (AMR) Flashcards

1
Q

Countries most vulnerable to climate change and rising temperature showed rising levels of

A

AMR pathogens

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2
Q

2 methods of bacteria develop AMR

A
  1. DNA Mutations
  2. Acquiring mobile genetic elements from other microorganisms
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3
Q

DNA mutations occur randomly however antimicrobial treatment at sub-therapeutic levels can trigger genome-wide

A

hypermutations

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4
Q

Subtherapeutic antimicrobial use also places _ _ on microbial populations

A

selection pressure

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5
Q

A common mechanism of AMR involves DNA mutations within genes coding enzymes that use _, they can also modify _ targets, and proteins affecting _ _

A

antimicrobials, protein, membrane permeability

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6
Q

Mobile Genetic Elements can be transferred from one organism to another by _ or _ or _

A

Transformation, Transduction, Conjugation

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7
Q

Transformation is when foreign DNA containing _ gene is incorporated into the genome by _

A

AMR, recombination

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8
Q

Transduction is when _ (virus that infects bacterium) found in wastewater transfer DNA containing AMR gene between _

A

bacteriophages, bacteria

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9
Q

Conjugation is when a bacterial _ containing AMR gene is transferred across _ _ that can form between _

A

plasmid, membrane channel, bacteria

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10
Q

Antimicrobial Misuse occurs when the wrong _ is used, wrong _ is used, _ antimicrobials are used, poor / antimicrobials are used, _ _ isn’t followed, inappropriate _ methods

A

antibiotic, dosage, banned, quality, expired, treatment period, disposal

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11
Q

_ is when antimicrobials are administered to livestock to prevent disease instead of treating

A

Overuse

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12
Q

Largest Drivers of AMR

A

Human and Animal overuse

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13
Q

Other drivers of AMR

A

Heavy Metals, Biocides, N fertilizers

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14
Q

Reversing AMR by _ use of antimicrobials, the rational behind this is that it may lower _ _, allowing _ that are not AMR to dominate

A

limiting, selection pressure, microbes

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15
Q

In concern to AGPs and prolonging the use of Therapeutic Antimicrobials what should be done

A

Ban AGPs

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16
Q

In concern to access to feed and prolonging the use of Therapeutic Antimicrobials what should be done

A

Increase access to non-medicated feed

17
Q

In concern to antimicrobials and prolonging the use of Therapeutic Antimicrobials what should be done

A

Restriction, replacing antimicrobials from another class, personalized treatment, monitoring dose, testing quality

18
Q

In concern to preventing introducing new pathogens on farm and prolonging the use of Therapeutic Antimicrobials what should be done

A

On-farm biosecurity program

19
Q

Research priorities for antimicrobials include _ _ antimicrobials and _ approaches

A

developing new, alternative

20
Q

Examples of alternative approaches include

A

Nutrition, Pre&Pro-biotics, Gene-editing, Enhancing host immune response