| group | condition | fitness | t score | |
| rich t2 | H2 McCas, 5g/L bicarb, 40 psi H2CO2 | -4.5 | -5.8 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2 | -3.9 | -8.2 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 FREE | -3.9 | -8.9 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 FREE | -3.5 | -8.7 | compare |
| stress | McCas_formate_complete Ticarcillin 12.5 mM | -3.3 | -4.2 | compare |
| stress | McCas_formate_complete hypophosphite 62.5 mM | -3.3 | -5.6 | compare |
| nutrient t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 Vitamin & Casamino Acid FREE | -3.1 | -6.9 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2 | -3.1 | -8.8 | compare |
| stress | McCas_formate_complete Rifampicin 0.25 mM | -3.0 | -5.4 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 FREE | -3.0 | -7.2 | compare |
| nitrogen source | H2 N-free with 2g/L casaminos 10mM Ammonium chloride | -2.9 | -8.1 | compare |
| nutrient t2 | Formate McCas, 2.5g/L bicarb, 200 mM MOPs, 20 psi N2CO2, SO4 & Casamino Acid FREE | -2.9 | -8.6 | compare |
| nitrogen source | H2 N-free with 2g/L casaminos 10mM Ammonium chloride | -2.8 | -7.3 | compare |
| iron | control, 1x iron with casaminos and vitamins, H2 media | -2.8 | -8.4 | compare |
| stress | McCas_formate_complete selenate 31.25 mM | -2.7 | -4.8 | compare |
| rich t2 | Formate McCas, 2.5g/L bicarb, 200 mM MOPs, 20 psi N2CO2, SO4 FREE | -2.7 | -9.6 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2 | -2.7 | -8.5 | compare |
| nutrient t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 & Casamino Acid FREE | -2.7 | -7.6 | compare |
| iron | control, 1x iron with casaminos and vitamins, H2 media | -2.6 | -7.7 | compare |
| nitrogen source | H2 N-free with 2g/L casaminos | -2.6 | -8.1 | compare |