Research Article

Extracellular Pectinase from a Novel Bacterium Chryseobacterium indologenes Strain SD and Its Application in Fruit Juice Clarification

Table 5

Effect of nitrogen sources on pectinase production from Chryseobacterium indologenes strain SD.

Nitrogen sourceEnzyme activity (µmolmin−1mL−1)Relative activity (%)

Yeast extract0.61 ± 0.020100.0
Peptone
Potassium nitrate
Ammonium chloride

Values are mean ± SD of 3 replicates.