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Aerobiology of Southern New Mexico. Soum Sanogo Department of Entomology, Plant Pathology, and Weed Science, New Mexico State University. Fungi (molds) in the Air. Diverse sources: Agricultural and non-agricultural environments .

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slide1

Aerobiology of Southern New Mexico

Soum Sanogo

Department of Entomology, Plant Pathology, and Weed Science, New Mexico State University

slide2

Fungi (molds) in the Air

  • Diverse sources: Agricultural and non-agricultural environments.
  • Winds: Major vehicle for transport from sources to other environments
slide3

Fungi (molds) in the Air

  • Outdoors and Indoors
  • While you are taking this quiz, you are probably inhaling fungal spores. Which of the following are least likely to be in the air now in the room?
  • A. Conidia
  • B. Sporangiospores
  • C. Zoospores
  • D. Asexual spores
  • E. All of the above
  • F. None of the above
  • Concern: load in the air
slide4

Sampling Methods

  • High-volume dust collectors
  • Exposure of petri plates containing growth media outdoors
  • Volumetric air samplers (single-stage and 6-stage Andersen samplers)
  • Rain water collection
  • Sticky tapes mounted on glass slides
slide5

Courtesy DuBois

Courtesy DuBois

Dry deposition (impaction) using volumetric sampler

Wet deposition with rain gauge

slide6

SamplingMethods

Single-stage sampler

slide7

SamplingMethods

6-stage sampler

slide8

Single-stage sampler

Courtesy DuBois

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SamplingMethods

Passive deposition

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SamplingMethods

Processing of dust samples impacted upon solid agar media and rainwater samples

Identification of fungal microorganisms recovered from dust and rainwater samples

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Samplinglocations

Las Cruces

Arizona

Palomas

New Mexico

Mexico

Cd. Juarez, Mexico

slide13

Samplinglocations

Concentrated Animal Feeding Operations (CAFOs)

Non-CAFOs

slide14

Aspergillus

Aspergillosis

slide17

Aureobasidium

Allergies/Asthma