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Traditional Cleaning Methods Ineffective
In a study at a Cleveland, OH Veterans Administration hospital, cleaning methods the housekeeping staff were using prior to an educational intervention were only successful in eliminating surface contamination by serious human pathogens about 23-25% of the time.
Dr. Paul Darby, MD, PhD, MPH, CIME, FACOEM


































Ragweed pollen (Ambrosia psilostachya) - © Dennis Kunkel Microscopy

Ragweed pollen (Ambrosia psilostachya) - © Dennis Kunkel Microscopy








Parasitic tachyzoites (trophozoites) - © Dennis Kunkel Microscopy


Parasitic amoeba (Entamoeba histolytica) - © Dennis Kunkel Microscopy












Filamentous fungus (Fusarium moniliforme) - © Dennis Kunkel Microscopy

Pathogenic yeast fungus (Cryptococcus neoformans) - © Dennis Kunkel...

Yeast fungus (Trichosporon cutaneum) - © Dennis Kunkel Microscopy

Mold spores (Stachybotrys chartarum) - © Dennis Kunkel Microscopy

Green mold (Aspergillus flavus) - © Dennis Kunkel Microscopy







Green mold hyphae and fruiting structure (Aspergillus ustus)...

Filamentous fungus (Fusarium sp.) - © Dennis Kunkel Microscopy




Paecilomyces variotii ascospores - © Dennis Kunkel Microscopy










Dust mite (Dermatophagoides sp.) - © Dennis Kunkel Microscopy

Hyphae (mycelium) of Trichophyton rubrum - © Dennis Kunkel...




Corynebacterium tuberculostearicum - © Dennis Kunkel Microscopy

Protozoan infection (giardiasis) - © Dennis Kunkel Microscopy


Enterocytozoon bieneusi - microsporidial infection - © Dennis Kunkel...


































Bubonic plague (Yersinia pestis) - © Dennis Kunkel Microscopy






Pneumonia (Haemophilus influenzae) - © Dennis Kunkel Microscopy






Ragweed pollen (Ambrosia psilostachya) - © Dennis Kunkel Microscopy



















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