Staphylococcus Species Chart

Antimicrobial Susceptibility Testing & Reporting in Staphylococcus spp.

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$🧫 Gram Staining (Easy Explanation) 🎯 Purpose To check whether bacteria are: \t•\tGram positive (Purple) \t•\tGram negative (Pink) ⸻ 🔬 Simple Steps \t1.\tPrepare smear → heat fix. \t2.\tCrystal violet (purple dye) – 1 minute \t3.\tIodine (mordant) – 1 minute \t4.\tDecolorizer (alcohol/acetone) – few seconds \t5.\tSafranin (pink dye) – 30 seconds ⸻ 🎨 Final Colours \t•\tGram-positive bacteria → Purple (because they have thick peptidoglycan wall that holds purple stain) \t•\tGram-negative bacter$