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Gram Stain (all 100X - oil immersion objective plus zoom on camera)
(eyepiece = 10X; total mag. = 1000X)

 

mixture = Gram positive and Gram negative organsims (Staphylococcus aureus and E. coli)

Gram negative organisms

E.coli

Gram positive organisms

Gram + coccus

 

 

Gram + Bacillus

 

Gram positive rod

for comparison = yeast (unstained) at 400X total mag.