Scientists have put genes into potato plants to make vaccines against cholera and hepatitis B. This type of research is called

Edible vaccines

Explanation:

In the recent years, biotechnologist have developed a new concept known as the edible vaccines. The Edible vaccines are a subunit vaccines. Here the selected genes are first introduced into the plants and then the transgenic plant is induced to make the encoded protein. Foods like potato, corn, banana, soybean, lettuce, legumes and rice are used for these applications.

These edible vaccines can reduce diseases like the cholera, Hepatitis-B, diarrhea and other disease.

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