Technical Data
Drop-out Base With Galactose and Agar (DO, Dropout, Powder)
Molecular Biology Grade
Storage 4C    Shipping RT
Components shown as g/liter
Agar (1.7%)17.0
Galactose (2%)20.0
YNB (w/o aa w/ as) (0.67%)6.7
100g makes 2.3 liters
Nitrogen, carbon, trace element, and vitamin source for yeast growth. Supplement with the appropriate DO Mix for selection and propagation of yeast transformants. Drop-out Base With Galactose and Agar is specially formulated to be glucose free for the rapid induction of galactose-inducible genes.

All lots are quality control tested using the appropriate yeast strains and transformants.

Convenient Powders
Useful for One-Hybrid and Two-Hybrid Systems
Competitively Priced...!

BSE-Free: All raw materials of animal origin are sourced from USDA-designated BSE-Free countries

Dust-Free: Specially milled powder blends are designed to eliminate or greatly reduce airborne particulates

Homogeneous: Proprietary blending technology ensures complete mixing of components

Directions per Liter: Dissolve 43.7 grams per liter of distilled/deionized (DDI) water. Heat with stirring until completely solubilized. Adjust pH as necessary. Sterilize with 0.2um membrane filter. Aliquot into sterile containers. Do not autoclave. Contains heat-labile compounds that can be damaged with autoclaving.

Storage and Stability: Store powdered media at 4C. Opened bottles should be capped tightly and kept in a dark, low humidity environment. Prepared media should be kept at 4C and used within a short period of time.

Appearance: White to off-white, homogeneous, free flowing powder

Solubility: Colorless, clear, complete

pH As reported:

Important Note: This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.

1. Kaiser, C., Michaelis, S., Mitchell, A., Methods in Yeast Genetics, Cold Spring Harbor Laboratory Course Manual, Appendix A: 210, CSHL Press (1994).