Their hair was often discolored or falling out, a sign of the protein deficiency known as kwashiorkor.

With three important exceptions, there is little danger of protein deficiency in a plant food diet.

The consequence of protein deficiency, on the other hand, is more ominous.

"Just make sure you relieve your protein deficiencies before you start on my foliage."

To ward off protein deficiencies, inmates ate whatever meat they could find.

But the Vietnamese went at it with a passion born of long-term protein deficiency.

"The couple had a 3-year-old daughter with discolored tips of her hair, probably from a protein deficiency," he said.

The following are some studies in which prenatal protein deficiency has been shown to have unfavorable consequences.

For shortage of nitrogen compounds in human and animal nutrition, see protein deficiency.

It has been speculated that this is to make up for a protein deficiency in the voles' diet.