![File:Mannitol salt agar (MSA) with growth of S. aureus, CoNS and no growth of E. coli.jpg - Wikimedia Commons File:Mannitol salt agar (MSA) with growth of S. aureus, CoNS and no growth of E. coli.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/a/a4/Mannitol_salt_agar_%28MSA%29_with_growth_of_S._aureus%2C_CoNS_and_no_growth_of_E._coli.jpg/1024px-Mannitol_salt_agar_%28MSA%29_with_growth_of_S._aureus%2C_CoNS_and_no_growth_of_E._coli.jpg)
File:Mannitol salt agar (MSA) with growth of S. aureus, CoNS and no growth of E. coli.jpg - Wikimedia Commons
Microbe Notes - Mannitol Salt Agar plate. Staphylococcus aureus (left) and Staphylococcus epidermidis (right). Source: Imgrum @ Clinical_Microbiology. | Facebook
![Rich Davis, PhD, D(ABMM), MLS🧫🦠 on Twitter: "#MicroRounds (Day 722): Mannitol Salt Agar, an objectively pretty agar. Often used/taught to be an easy screen for S. aureus: -grows on 6.5% NaCl -ferments Rich Davis, PhD, D(ABMM), MLS🧫🦠 on Twitter: "#MicroRounds (Day 722): Mannitol Salt Agar, an objectively pretty agar. Often used/taught to be an easy screen for S. aureus: -grows on 6.5% NaCl -ferments](https://pbs.twimg.com/media/Egyb63pUwAEzpF-.jpg:large)
Rich Davis, PhD, D(ABMM), MLS🧫🦠 on Twitter: "#MicroRounds (Day 722): Mannitol Salt Agar, an objectively pretty agar. Often used/taught to be an easy screen for S. aureus: -grows on 6.5% NaCl -ferments
Microbe Notes - Staphylococcus aureus colonies on Mannitol Salt Agar with Egg Yolk, Sheep Blood Agar, and Drigalski Lactose Agar. Photo By @wataru__hayashi_777. | Facebook
![Rich Davis, PhD, D(ABMM), MLS🧫🦠 on Twitter: "#MicroRounds Mannitol Salt Agar for S. aureus: Selective?✓6.5% salt prevents some bacteria from growing Differential?✓ Some Staph ferment mannitol, some don't Specific?❌Many GPC tolerate salt Rich Davis, PhD, D(ABMM), MLS🧫🦠 on Twitter: "#MicroRounds Mannitol Salt Agar for S. aureus: Selective?✓6.5% salt prevents some bacteria from growing Differential?✓ Some Staph ferment mannitol, some don't Specific?❌Many GPC tolerate salt](https://pbs.twimg.com/media/EgycPIoUwAAzEiX.jpg:large)
Rich Davis, PhD, D(ABMM), MLS🧫🦠 on Twitter: "#MicroRounds Mannitol Salt Agar for S. aureus: Selective?✓6.5% salt prevents some bacteria from growing Differential?✓ Some Staph ferment mannitol, some don't Specific?❌Many GPC tolerate salt
![Mannitol salt agar (Chapman medium); Staphylococcus aureus and Staphylococcus epidermidis colonies on mannitol salt agar plate. Mannitol salt agar (Chapman medium); Staphylococcus aureus and Staphylococcus epidermidis colonies on mannitol salt agar plate.](http://www.bacteriainphotos.com/photo%20gallery/mannitol%20salt%20agar.jpg)