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Home >> Industrial and Microbial Biotechnology >> Biocatalysis and Enzyme Biotechnology >>Uses of Food Industry

Uses of Food Industry
(a) Meat and beer processing
The proteases papain (from papaya) or bromelain (from pineapple) are used to tenderise meat by hydrolysing peptide bonds. It is also used to stabilise chill-proof beer.

(b) Manufacture of cheese
Renin
obtained from the calf stomach is used in the manufacture of cheese, since it converts calcium-casein of the milk to calcium paracaseinate, which is curd like in appearance. The curd is solidified and processed as cheese after inoculation with a appropriate mixture of micro-organisms.

Another enzyme catalase is also used for making cheese, since it breaks down H2O2 produced during cold pasteurization of milk during cheese making process. Lipase is added during the processing of cheese, for flavour production.

(c) Beverage industry
Enzymes from yeast are used for alcoholic: fermentation in beverage industry, since they convert sugars to alcohol and CO2.

(d) Juice and wine processing
Pectinases
are often added in canned fruit juices and in wine, since they hydrolyse the pectin making the juice or wine clear.

(e) Chocolate and candies
Invertase
is used in the manufacture of chocolate covered berries and other such candies.

(f) Soft drinks industry
'Glucose isomerase
is used for the production of fructose and high fructose syrups from hydrolysed maize starch, to be used in soft drinks.

(g) Ice-cream industry
Lactase
is used for the prevention of lactose crystals in ice-cream.

Use in research laboratories
Isolated enzymes are often used in the laboratory to study various biochemical reactions. They are also used as standards to detect their presence in unknown samples. Enzyme crystals are often used to study the physico-chemical organization and function of proteins.

 

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