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Streptococcus pyogenes microscope slide. Smear from pus showing long chains.
Bacteria from Mouth with Gram Positive and Negative forms microscope slide.
Lymph node of pig l.s. routine stained microscope slide.
Ascaris megalocephala embryology microscope slide. Section of uteri, maturation stage - Meiosis - showing polar bodies.
Toxoplasma gondii toxoplasmosis. Tissue smear with parasites.