KOH String Test is a rapid bedside/lab test used to differentiate Gram-negative from Gram-positive bacteria without performing Gram stain. 🧪 How it works: Mix a colony with 3% KOH on a slide Gently lift with a loop or stick 🧬 Result interpretation: 🧵 String formation (viscous, sticky thread) → Gram-negative ✅ 👉 Cell wall breaks → DNA released ❌ No string → Gram-positive ⚡ Why it’s useful: Faster than Gram stain Helpful when Gram stain is unclear Great for teaching & quick screening 📌 Rememb

1.7M views · 1.1K reactions | Discover Keira Knightley’s interpretation of Le Tourbillon de la vie for the most irresistible of CHANEL Fine Jewellery collections: COCO CRUSH. Discover it on chanel.com/-LeTourbillondelavie-ca | CHANEL | Facebook

🌱 Pioneer Field Agronomist Kathi LaPoint dives into the essentials of soil test interpretation and the role of base saturations in optimizing fertility. Learn how these insights can help you maximize your yield potential! #SoilHealth #PlantPioneer | Pioneer Seeds