Such polysaccharides include pectin, dextran, agar, and xanthan. For instance, many sweet almond tofus are actually gelatinous desserts hardened using agar or gelatin. Zygomycetes grow well on most standard fungal culture medium such as Sabouraud dextrose agar. It appears as a mucoid lactose fermenter on MacConkey agar. It consists of bacteria containing Sulston's DNA in agar jelly. "Legionella" is traditionally detected by culture on buffered charcoal yeast extract agar. VRBA stands for violet red bile agar. Phanerochaete chrysosporium was grown on PVC in a mineral salt agar. Colonies are small with a narrow zone of alpha hemolysis on blood agar plates. The name comes from the substance agar, used to culture bacteria. All "Bacillus" species grow well on 5% sheep blood agar and other routine culture media. Replica plating is another technique in order to plate out cells on agar plates. It forms black colonies on blood agar. TSA is frequently the base medium of other agar plate types. Its agar counterpart is tryptic soy agar (TSA).