Yeast Nitrogen Base (YNB), Leu Dropout

Yeast Nitrogen Base (YNB)

• May be used to test carbon assimilation in the presence of a carbon source like glucose, galactose, or raffinose
• Based upon the formulation of Yeast Agar except that Ammonium Sulfate is the sole nitrogen source and that addition of carbon source is required
• Does not contain Leucine or Glucose.
• pH: 5.4
• Dehydrated Appearance: off-white, homogeneous powder
• Prepared Appearance: colorless
• Soluble in water with agitation

Contains:

• Ammonium Sulfate
• l-Arginine
• L-Aspartic acid
• L-Histidine
• L-Isoleucine
• l-Lysine
• L-Methionine
• L-Phenylalanine
• L-Threonine
• L-Tryptophan
• l-Tyrosine
• Uracil
• l-Valine
• Adenine sulfate
• Biotin
• Calcium Pantothenate
• Folic Acid
• Inositol
• Nicotinic acid
• p-Aminobenzoic Acid
• Pyridoxine Hydrochloride
• Riboflavin
• Thiamine Hydrochloride
• Boric Acid
• Copper Sulfate
• Potassium Iodide
• Ferric Chloride
• Manganese Sulfate
• Sodium Molybdate
• Zinc Sulfate
• Monopotassium Phosphate
• Magnesium Sulfate
• Sodium Chloride
• Calcium Chloride