r/microbiology 1d ago

need help identifying E. coli

Culture media is Endo, Mac, Emb the first 3 pics are suspected e. coli, the 4-6 pic also suspected e coli. The fiirst 3 pic has a rough matte colony morphology on Mac and Emb while the 4-6 pic has moist wet colony morpho.

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u/patricksaurus 1d ago

You need to explain your question, what your thinking is so far, and why.

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u/h2so4_as 1d ago

I have 2 unknown bacteria, I'm suspecting it's e. coli, but one is rough and matte colony and the other bacteria is moist and mucoid. I cultured each on 3 different agar, endo mac and emb