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. Author manuscript; available in PMC: 2010 Aug 9.
Published in final edited form as: Aging Cell. 2009 Apr 9;8(3):331–338. doi: 10.1111/j.1474-9726.2009.00480.x

Table 2.

Dietary compositions.

Units Regular Yeast Extract
Brewer’s Yeast
Whole Yeast
0.25% 4% 2% 8% 10% 10%

Sugar g/L 50 50 50 50 50 50 50
Corn Meal g/L 85 85 85 85 85 0 0
Bacto Agar g/L 4.6 4.6 4.6 4.6 4.6 10 10
YE g/L 0 2.5 40 0 0 0 0
BY g/L 0 0 0 20 80 0 0
WY g/L 15.6 0 0 0 0 100 200
Acid Mix* ml/L 10 10 10 10 10 10 10

Sugar - C&H Pure Cane Granulated Sugar Corn Meal - Honeyville Yellow Corn Meal Bacto Agar - Moorhead and Company Agar 700 Yeast Extract (YE) - BD Bacto Yeast Extract Brewer’s YEast (BY) - MP Biomedicals Brewer’s Yeast Whole Yeast (WY) - Saf-Instant Yeast

*

836 ml propionic acid + 83ml phosphoric acid/2L H20