Indian scientists have genetically modified the world’s most popular vegetable to make it more nutritious. ”Potato is a staple food in many countries,” Subhra Chakraborty, one of the researchers, told HT. ”But the problem is that it does not have much protein.” Scientists at the New Delhi-based National Institute of Plant Genome Research took a gene from the edible amaranth plant and introduced the gene to seven commercial varieties of potatoes.